./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_e5d6abe4-1a96-43a4-b9cb-e491fa2450b4/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d6abe4-1a96-43a4-b9cb-e491fa2450b4/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d6abe4-1a96-43a4-b9cb-e491fa2450b4/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d6abe4-1a96-43a4-b9cb-e491fa2450b4/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d6abe4-1a96-43a4-b9cb-e491fa2450b4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d6abe4-1a96-43a4-b9cb-e491fa2450b4/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2a46b64c20324a7544dfe7936b5f39eaa32bba659068797748195a7f292bdaee --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:09:46,925 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:09:47,050 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d6abe4-1a96-43a4-b9cb-e491fa2450b4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:09:47,065 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:09:47,066 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:09:47,114 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:09:47,116 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:09:47,117 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:09:47,118 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:09:47,124 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:09:47,126 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:09:47,127 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:09:47,127 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:09:47,129 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:09:47,130 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:09:47,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:09:47,131 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:09:47,132 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:09:47,132 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:09:47,133 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:09:47,134 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:09:47,134 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:09:47,135 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:09:47,136 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:09:47,137 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:09:47,137 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:09:47,138 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:09:47,138 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:09:47,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:47,140 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:09:47,141 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:09:47,142 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:09:47,142 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:09:47,142 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:09:47,143 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:09:47,143 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_e5d6abe4-1a96-43a4-b9cb-e491fa2450b4/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d6abe4-1a96-43a4-b9cb-e491fa2450b4/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a46b64c20324a7544dfe7936b5f39eaa32bba659068797748195a7f292bdaee [2023-11-24 23:09:47,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:09:47,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:09:47,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:09:47,537 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:09:47,538 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:09:47,540 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d6abe4-1a96-43a4-b9cb-e491fa2450b4/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c [2023-11-24 23:09:51,074 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:09:51,299 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:09:51,300 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d6abe4-1a96-43a4-b9cb-e491fa2450b4/sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c [2023-11-24 23:09:51,309 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d6abe4-1a96-43a4-b9cb-e491fa2450b4/bin/ukojak-verify-afCqCEvfdi/data/18131c8f3/1df3b240dc4a4d9ea6855cb7c9eadd32/FLAGa922d4626 [2023-11-24 23:09:51,322 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d6abe4-1a96-43a4-b9cb-e491fa2450b4/bin/ukojak-verify-afCqCEvfdi/data/18131c8f3/1df3b240dc4a4d9ea6855cb7c9eadd32 [2023-11-24 23:09:51,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:09:51,326 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:09:51,328 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:51,328 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:09:51,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:09:51,334 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:51" (1/1) ... [2023-11-24 23:09:51,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fcdb6f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:51, skipping insertion in model container [2023-11-24 23:09:51,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:51" (1/1) ... [2023-11-24 23:09:51,359 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:09:51,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:51,580 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:09:51,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:51,624 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:09:51,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:51 WrapperNode [2023-11-24 23:09:51,625 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:51,627 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:51,627 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:09:51,627 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:09:51,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:51" (1/1) ... [2023-11-24 23:09:51,644 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:51" (1/1) ... [2023-11-24 23:09:51,668 INFO L138 Inliner]: procedures = 15, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2023-11-24 23:09:51,669 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:51,670 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:09:51,670 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:09:51,670 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:09:51,680 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:51" (1/1) ... [2023-11-24 23:09:51,680 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:51" (1/1) ... [2023-11-24 23:09:51,683 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:51" (1/1) ... [2023-11-24 23:09:51,683 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:51" (1/1) ... [2023-11-24 23:09:51,690 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:51" (1/1) ... [2023-11-24 23:09:51,694 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:51" (1/1) ... [2023-11-24 23:09:51,696 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:51" (1/1) ... [2023-11-24 23:09:51,697 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:51" (1/1) ... [2023-11-24 23:09:51,700 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:09:51,701 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:09:51,701 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:09:51,702 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:09:51,703 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:51" (1/1) ... [2023-11-24 23:09:51,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:51,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d6abe4-1a96-43a4-b9cb-e491fa2450b4/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:09:51,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d6abe4-1a96-43a4-b9cb-e491fa2450b4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:09:51,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d6abe4-1a96-43a4-b9cb-e491fa2450b4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:09:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:09:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:09:51,801 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:09:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:09:51,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:09:51,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:09:51,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:09:51,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:09:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:09:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:09:51,880 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:09:51,882 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:09:52,092 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:09:52,162 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:09:52,163 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-24 23:09:52,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:52 BoogieIcfgContainer [2023-11-24 23:09:52,165 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:09:52,166 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:09:52,166 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:09:52,178 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:09:52,178 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:52" (1/1) ... [2023-11-24 23:09:52,187 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:09:52,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:52,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2023-11-24 23:09:52,244 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-11-24 23:09:52,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:09:52,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:52,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:52,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:52,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:52,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:52,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:52,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:52,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2023-11-24 23:09:52,601 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-24 23:09:52,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:09:52,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:52,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:52,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:52,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:52,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:52,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:52,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 42 states and 55 transitions. [2023-11-24 23:09:52,833 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2023-11-24 23:09:52,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:09:52,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:52,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:52,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:52,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:52,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:52,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:52,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:52,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 62 transitions. [2023-11-24 23:09:52,964 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2023-11-24 23:09:52,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:09:52,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:52,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:53,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:53,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:53,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:53,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:53,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 47 states and 67 transitions. [2023-11-24 23:09:53,100 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2023-11-24 23:09:53,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:09:53,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:53,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:53,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:53,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:53,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:53,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:53,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:53,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 50 states and 74 transitions. [2023-11-24 23:09:53,353 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 74 transitions. [2023-11-24 23:09:53,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:09:53,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:53,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:53,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:53,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:53,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:53,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:53,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2023-11-24 23:09:53,637 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2023-11-24 23:09:53,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:53,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:53,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:53,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:53,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:53,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:53,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:53,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:53,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 56 states and 88 transitions. [2023-11-24 23:09:53,701 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 88 transitions. [2023-11-24 23:09:53,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:53,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:53,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:53,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:53,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:53,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:53,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:53,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:53,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 96 transitions. [2023-11-24 23:09:53,793 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 96 transitions. [2023-11-24 23:09:53,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:53,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:53,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:53,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:53,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:53,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:53,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:53,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 63 states and 105 transitions. [2023-11-24 23:09:53,990 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 105 transitions. [2023-11-24 23:09:53,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:53,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:53,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:54,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:54,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:54,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:54,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:54,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 66 states and 114 transitions. [2023-11-24 23:09:54,151 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 114 transitions. [2023-11-24 23:09:54,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:54,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:54,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:54,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:54,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:54,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:54,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:54,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 69 states and 121 transitions. [2023-11-24 23:09:54,257 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 121 transitions. [2023-11-24 23:09:54,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:54,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:54,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:54,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:54,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:54,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:54,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:54,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 73 states and 131 transitions. [2023-11-24 23:09:54,391 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 131 transitions. [2023-11-24 23:09:54,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:54,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:54,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:54,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:54,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:54,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:09:54,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:54,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 75 states and 134 transitions. [2023-11-24 23:09:54,643 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 134 transitions. [2023-11-24 23:09:54,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:54,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:54,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:54,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:54,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:54,730 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:54,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:54,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 76 states and 134 transitions. [2023-11-24 23:09:54,761 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 134 transitions. [2023-11-24 23:09:54,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:09:54,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:54,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:54,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:54,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:54,812 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:09:54,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:54,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 78 states and 136 transitions. [2023-11-24 23:09:54,852 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 136 transitions. [2023-11-24 23:09:54,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:09:54,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:54,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:54,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:54,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:54,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:54,963 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:09:55,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:55,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 79 states and 138 transitions. [2023-11-24 23:09:55,191 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 138 transitions. [2023-11-24 23:09:55,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:09:55,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:55,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:55,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:55,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:55,325 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:09:55,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:55,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 81 states and 143 transitions. [2023-11-24 23:09:55,858 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 143 transitions. [2023-11-24 23:09:55,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:09:55,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:55,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:55,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:55,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:55,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:55,940 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:56,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:56,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 84 states and 150 transitions. [2023-11-24 23:09:56,225 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 150 transitions. [2023-11-24 23:09:56,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:09:56,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:56,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:56,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:56,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:56,289 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:09:56,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:56,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 87 states and 153 transitions. [2023-11-24 23:09:56,497 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 153 transitions. [2023-11-24 23:09:56,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:09:56,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:56,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:56,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:56,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:56,548 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:09:56,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:56,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 89 states and 154 transitions. [2023-11-24 23:09:56,638 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 154 transitions. [2023-11-24 23:09:56,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:09:56,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:56,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:56,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:56,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:09:56,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:56,761 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:09:57,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:57,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 92 states and 157 transitions. [2023-11-24 23:09:57,007 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 157 transitions. [2023-11-24 23:09:57,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:09:57,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:57,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:57,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:57,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:09:57,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:57,094 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:57,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:57,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 95 states and 164 transitions. [2023-11-24 23:09:57,406 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 164 transitions. [2023-11-24 23:09:57,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:09:57,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:57,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:57,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:57,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:57,459 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:09:57,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:57,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 98 states and 167 transitions. [2023-11-24 23:09:57,650 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 167 transitions. [2023-11-24 23:09:57,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:09:57,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:57,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:57,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:57,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:57,720 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:09:57,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:57,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 100 states and 168 transitions. [2023-11-24 23:09:57,838 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 168 transitions. [2023-11-24 23:09:57,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:09:57,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:57,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:57,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:57,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:09:57,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:57,993 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:09:58,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:58,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 103 states and 171 transitions. [2023-11-24 23:09:58,278 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 171 transitions. [2023-11-24 23:09:58,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:09:58,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:58,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:58,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:09:58,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:58,390 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:09:58,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:58,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 106 states and 178 transitions. [2023-11-24 23:09:58,708 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 178 transitions. [2023-11-24 23:09:58,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:09:58,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:58,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:58,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:58,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:58,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:58,764 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:09:58,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:58,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 109 states and 181 transitions. [2023-11-24 23:09:58,986 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 181 transitions. [2023-11-24 23:09:58,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:09:58,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:58,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:59,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:59,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:59,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:59,059 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:09:59,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:59,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 111 states and 182 transitions. [2023-11-24 23:09:59,177 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 182 transitions. [2023-11-24 23:09:59,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:09:59,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:59,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:59,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:09:59,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:59,400 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:09:59,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:59,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 114 states and 185 transitions. [2023-11-24 23:09:59,862 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 185 transitions. [2023-11-24 23:09:59,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:09:59,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:59,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:59,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:59,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:09:59,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:00,015 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:00,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:00,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 117 states and 192 transitions. [2023-11-24 23:10:00,437 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 192 transitions. [2023-11-24 23:10:00,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:10:00,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:00,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:00,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:00,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:00,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:00,517 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:10:00,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:00,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 120 states and 195 transitions. [2023-11-24 23:10:00,764 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 195 transitions. [2023-11-24 23:10:00,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:10:00,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:00,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:00,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:00,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:00,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:00,834 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-24 23:10:00,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:00,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 122 states and 196 transitions. [2023-11-24 23:10:00,957 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 196 transitions. [2023-11-24 23:10:00,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:10:00,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:00,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:00,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:00,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:10:00,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:01,150 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:01,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:01,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 125 states and 199 transitions. [2023-11-24 23:10:01,520 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 199 transitions. [2023-11-24 23:10:01,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:10:01,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:01,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:01,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:10:01,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:01,656 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:02,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:02,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 128 states and 206 transitions. [2023-11-24 23:10:02,046 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 206 transitions. [2023-11-24 23:10:02,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:10:02,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:02,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:02,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:02,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:02,111 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-24 23:10:02,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:02,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 131 states and 209 transitions. [2023-11-24 23:10:02,358 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 209 transitions. [2023-11-24 23:10:02,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:10:02,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:02,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:02,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:02,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:02,438 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2023-11-24 23:10:02,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:02,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 133 states and 210 transitions. [2023-11-24 23:10:02,559 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 210 transitions. [2023-11-24 23:10:02,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:10:02,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:02,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:02,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:10:02,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:02,762 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:03,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:03,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 213 transitions. [2023-11-24 23:10:03,166 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 213 transitions. [2023-11-24 23:10:03,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:10:03,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:03,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:03,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:03,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:10:03,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:03,320 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:03,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:03,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 139 states and 220 transitions. [2023-11-24 23:10:03,734 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 220 transitions. [2023-11-24 23:10:03,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:10:03,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:03,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:03,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:03,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:03,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:03,810 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2023-11-24 23:10:04,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:04,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 142 states and 223 transitions. [2023-11-24 23:10:04,085 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 223 transitions. [2023-11-24 23:10:04,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:10:04,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:04,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:04,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:04,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:04,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:04,184 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-24 23:10:04,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:04,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 144 states and 224 transitions. [2023-11-24 23:10:04,345 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 224 transitions. [2023-11-24 23:10:04,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:10:04,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:04,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:04,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:10:04,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:04,616 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:05,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:05,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 147 states and 227 transitions. [2023-11-24 23:10:05,069 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 227 transitions. [2023-11-24 23:10:05,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:10:05,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:05,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:05,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:05,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:10:05,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:05,238 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:05,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:05,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 150 states and 234 transitions. [2023-11-24 23:10:05,732 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 234 transitions. [2023-11-24 23:10:05,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:10:05,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:05,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:05,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:05,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:05,846 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-24 23:10:06,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:06,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 153 states and 237 transitions. [2023-11-24 23:10:06,131 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 237 transitions. [2023-11-24 23:10:06,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:10:06,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:06,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:06,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:06,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:06,240 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-11-24 23:10:06,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:06,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 155 states and 238 transitions. [2023-11-24 23:10:06,406 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 238 transitions. [2023-11-24 23:10:06,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:10:06,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:06,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:06,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:06,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:10:06,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:06,680 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:07,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:07,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 158 states and 241 transitions. [2023-11-24 23:10:07,073 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 241 transitions. [2023-11-24 23:10:07,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:10:07,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:07,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:07,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:07,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:10:07,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:07,261 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:07,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:07,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 161 states and 248 transitions. [2023-11-24 23:10:07,736 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 248 transitions. [2023-11-24 23:10:07,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:10:07,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:07,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:07,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:07,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:07,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:07,842 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-11-24 23:10:08,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:08,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 164 states and 251 transitions. [2023-11-24 23:10:08,127 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 251 transitions. [2023-11-24 23:10:08,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:10:08,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:08,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:08,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:08,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:08,221 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-11-24 23:10:08,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:08,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 166 states and 252 transitions. [2023-11-24 23:10:08,364 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 252 transitions. [2023-11-24 23:10:08,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:10:08,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:08,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:08,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:08,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:10:08,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:08,644 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:09,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:09,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 169 states and 255 transitions. [2023-11-24 23:10:09,078 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 255 transitions. [2023-11-24 23:10:09,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:10:09,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:09,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:09,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:09,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:10:09,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:09,296 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:09,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:09,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 172 states and 262 transitions. [2023-11-24 23:10:09,817 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 262 transitions. [2023-11-24 23:10:09,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:10:09,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:09,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:09,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:09,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:09,949 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-11-24 23:10:10,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:10,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 175 states and 265 transitions. [2023-11-24 23:10:10,257 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 265 transitions. [2023-11-24 23:10:10,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:10:10,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:10,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:10,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:10,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:10,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:10,369 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-24 23:10:10,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:10,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 177 states and 266 transitions. [2023-11-24 23:10:10,524 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 266 transitions. [2023-11-24 23:10:10,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:10:10,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:10,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:10,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:10:10,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:10,817 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:11,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:11,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 180 states and 269 transitions. [2023-11-24 23:10:11,306 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 269 transitions. [2023-11-24 23:10:11,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:10:11,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:11,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:11,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:11,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:10:11,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:11,504 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:12,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:12,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 183 states and 276 transitions. [2023-11-24 23:10:12,049 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 276 transitions. [2023-11-24 23:10:12,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:10:12,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:12,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:12,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:12,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:12,161 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-24 23:10:12,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:12,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 186 states and 279 transitions. [2023-11-24 23:10:12,537 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 279 transitions. [2023-11-24 23:10:12,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:10:12,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:12,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:12,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:12,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:12,664 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2023-11-24 23:10:12,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:12,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 188 states and 280 transitions. [2023-11-24 23:10:12,845 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 280 transitions. [2023-11-24 23:10:12,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:10:12,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:12,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:12,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:12,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:10:12,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:13,154 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:13,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:13,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 191 states and 283 transitions. [2023-11-24 23:10:13,652 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 283 transitions. [2023-11-24 23:10:13,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:10:13,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:13,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:13,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:13,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:10:13,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:13,845 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:14,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:14,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 194 states and 290 transitions. [2023-11-24 23:10:14,338 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 290 transitions. [2023-11-24 23:10:14,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:10:14,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:14,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:14,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:14,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:14,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:14,451 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2023-11-24 23:10:14,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:14,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 197 states and 293 transitions. [2023-11-24 23:10:14,793 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 293 transitions. [2023-11-24 23:10:14,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:10:14,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:14,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:14,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:14,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:14,913 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2023-11-24 23:10:15,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:15,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 199 states and 294 transitions. [2023-11-24 23:10:15,076 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 294 transitions. [2023-11-24 23:10:15,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:10:15,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:15,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:15,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 23:10:15,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:15,407 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:15,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:15,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 202 states and 297 transitions. [2023-11-24 23:10:15,928 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 297 transitions. [2023-11-24 23:10:15,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:10:15,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:15,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:16,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:16,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 23:10:16,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:16,236 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:16,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:16,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 205 states and 304 transitions. [2023-11-24 23:10:16,918 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 304 transitions. [2023-11-24 23:10:16,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:10:16,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:16,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:17,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:17,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:17,067 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2023-11-24 23:10:17,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:17,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 208 states and 307 transitions. [2023-11-24 23:10:17,476 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 307 transitions. [2023-11-24 23:10:17,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:10:17,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:17,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:17,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:17,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:17,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:17,622 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2023-11-24 23:10:17,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:17,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 210 states and 308 transitions. [2023-11-24 23:10:17,821 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 308 transitions. [2023-11-24 23:10:17,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:10:17,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:17,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:17,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:17,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 23:10:17,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:18,219 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:18,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:18,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 213 states and 311 transitions. [2023-11-24 23:10:18,894 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 311 transitions. [2023-11-24 23:10:18,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:10:18,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:18,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:18,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 23:10:18,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:19,208 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:19,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:19,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 216 states and 318 transitions. [2023-11-24 23:10:19,912 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 318 transitions. [2023-11-24 23:10:19,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:10:19,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:19,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:19,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:19,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:20,072 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2023-11-24 23:10:20,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:20,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 219 states and 321 transitions. [2023-11-24 23:10:20,513 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 321 transitions. [2023-11-24 23:10:20,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:10:20,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:20,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:20,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:20,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:20,684 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2023-11-24 23:10:20,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:20,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 221 states and 322 transitions. [2023-11-24 23:10:20,935 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 322 transitions. [2023-11-24 23:10:20,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:10:20,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:20,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:21,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 23:10:21,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:21,395 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:22,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:22,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 224 states and 325 transitions. [2023-11-24 23:10:22,047 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 325 transitions. [2023-11-24 23:10:22,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:10:22,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:22,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:22,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:22,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 23:10:22,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:22,342 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:23,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:23,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 227 states and 332 transitions. [2023-11-24 23:10:23,086 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 332 transitions. [2023-11-24 23:10:23,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:10:23,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:23,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:23,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:23,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:23,291 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2023-11-24 23:10:23,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:23,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 230 states and 335 transitions. [2023-11-24 23:10:23,767 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 335 transitions. [2023-11-24 23:10:23,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:10:23,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:23,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:23,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:23,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:23,921 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2023-11-24 23:10:24,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:24,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 232 states and 336 transitions. [2023-11-24 23:10:24,118 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 336 transitions. [2023-11-24 23:10:24,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:10:24,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:24,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:24,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:10:24,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:24,629 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:25,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:25,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 235 states and 339 transitions. [2023-11-24 23:10:25,356 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 339 transitions. [2023-11-24 23:10:25,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:10:25,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:25,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:25,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 23:10:25,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:25,690 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:26,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:26,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 238 states and 346 transitions. [2023-11-24 23:10:26,457 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 346 transitions. [2023-11-24 23:10:26,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:10:26,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:26,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:26,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:26,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:26,613 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2023-11-24 23:10:27,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:27,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 241 states and 349 transitions. [2023-11-24 23:10:27,083 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 349 transitions. [2023-11-24 23:10:27,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:10:27,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:27,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:27,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:27,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:27,250 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-11-24 23:10:27,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:27,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 243 states and 350 transitions. [2023-11-24 23:10:27,488 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 350 transitions. [2023-11-24 23:10:27,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:10:27,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:27,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:27,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:27,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 23:10:27,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:28,018 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:28,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:28,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 246 states and 353 transitions. [2023-11-24 23:10:28,641 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 353 transitions. [2023-11-24 23:10:28,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:10:28,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:28,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:28,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:28,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 23:10:28,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:28,922 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:29,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:29,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 249 states and 360 transitions. [2023-11-24 23:10:29,642 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 360 transitions. [2023-11-24 23:10:29,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:10:29,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:29,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:29,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:29,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:29,807 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-11-24 23:10:30,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:30,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 252 states and 363 transitions. [2023-11-24 23:10:30,330 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 363 transitions. [2023-11-24 23:10:30,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:10:30,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:30,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:30,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:30,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:30,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:30,546 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2023-11-24 23:10:30,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:30,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 254 states and 364 transitions. [2023-11-24 23:10:30,785 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 364 transitions. [2023-11-24 23:10:30,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:10:30,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:30,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:30,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 23:10:30,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:31,321 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 18 proven. 376 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:31,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:31,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 257 states and 367 transitions. [2023-11-24 23:10:31,967 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 367 transitions. [2023-11-24 23:10:31,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:10:31,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:31,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:32,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 23:10:32,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:32,288 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:33,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:33,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 260 states and 374 transitions. [2023-11-24 23:10:33,175 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 374 transitions. [2023-11-24 23:10:33,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:10:33,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:33,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:33,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:33,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:33,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:33,344 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2023-11-24 23:10:33,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:33,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 263 states and 377 transitions. [2023-11-24 23:10:33,883 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 377 transitions. [2023-11-24 23:10:33,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:10:33,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:33,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:34,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:34,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:34,098 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2023-11-24 23:10:34,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:34,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 265 states and 378 transitions. [2023-11-24 23:10:34,343 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 378 transitions. [2023-11-24 23:10:34,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 23:10:34,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:34,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:34,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-24 23:10:34,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:34,906 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 19 proven. 425 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:35,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:35,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 268 states and 381 transitions. [2023-11-24 23:10:35,818 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 381 transitions. [2023-11-24 23:10:35,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 23:10:35,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:35,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:35,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:35,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-24 23:10:35,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:36,201 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:37,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:37,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 271 states and 388 transitions. [2023-11-24 23:10:37,022 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 388 transitions. [2023-11-24 23:10:37,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 23:10:37,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:37,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:37,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:37,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:37,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:37,181 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2023-11-24 23:10:37,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:37,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 274 states and 391 transitions. [2023-11-24 23:10:37,658 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 391 transitions. [2023-11-24 23:10:37,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:10:37,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:37,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:37,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:37,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:37,813 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2023-11-24 23:10:38,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:38,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 276 states and 392 transitions. [2023-11-24 23:10:38,047 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 392 transitions. [2023-11-24 23:10:38,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 23:10:38,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:38,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:38,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:38,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 23:10:38,123 INFO L285 TraceCheckSpWp]: Computing forward predicates...