./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/ps4-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec12685a-0e4e-4431-bc44-d39dbcc664e2/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec12685a-0e4e-4431-bc44-d39dbcc664e2/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_ec12685a-0e4e-4431-bc44-d39dbcc664e2/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec12685a-0e4e-4431-bc44-d39dbcc664e2/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/ps4-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec12685a-0e4e-4431-bc44-d39dbcc664e2/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_ec12685a-0e4e-4431-bc44-d39dbcc664e2/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 ef01badb7f90b6597aa83d48583be40b7afc9a4c054f915d626bd89be70c7009 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:28,082 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:28,184 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec12685a-0e4e-4431-bc44-d39dbcc664e2/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:57:28,189 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:57:28,190 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:57:28,213 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:28,214 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:57:28,215 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:57:28,216 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:28,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:28,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:28,218 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:57:28,218 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:57:28,219 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:57:28,220 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:57:28,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:28,221 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:57:28,221 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:28,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:57:28,222 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:57:28,223 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:57:28,224 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:57:28,224 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:57:28,225 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:28,225 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:28,225 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:28,226 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:28,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:28,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:28,227 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:28,228 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:28,228 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:57:28,229 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:57:28,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:57:28,230 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:57:28,230 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_ec12685a-0e4e-4431-bc44-d39dbcc664e2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec12685a-0e4e-4431-bc44-d39dbcc664e2/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef01badb7f90b6597aa83d48583be40b7afc9a4c054f915d626bd89be70c7009 [2023-11-24 22:57:28,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:28,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:28,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:28,593 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:28,594 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:28,596 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec12685a-0e4e-4431-bc44-d39dbcc664e2/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench/ps4-ll.c [2023-11-24 22:57:31,660 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:31,935 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:31,936 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec12685a-0e4e-4431-bc44-d39dbcc664e2/sv-benchmarks/c/nla-digbench/ps4-ll.c [2023-11-24 22:57:31,945 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec12685a-0e4e-4431-bc44-d39dbcc664e2/bin/ukojak-verify-afCqCEvfdi/data/eccf017c2/3fc99b5962d04d72bec4e952a9d8f592/FLAGb0f9607ee [2023-11-24 22:57:31,963 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec12685a-0e4e-4431-bc44-d39dbcc664e2/bin/ukojak-verify-afCqCEvfdi/data/eccf017c2/3fc99b5962d04d72bec4e952a9d8f592 [2023-11-24 22:57:31,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:31,972 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:31,975 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:31,975 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:31,980 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:31,981 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:31" (1/1) ... [2023-11-24 22:57:31,982 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@707882e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:31, skipping insertion in model container [2023-11-24 22:57:31,983 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:31" (1/1) ... [2023-11-24 22:57:32,009 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:32,204 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:32,215 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:32,237 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:32,251 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:32,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32 WrapperNode [2023-11-24 22:57:32,252 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:32,253 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:32,253 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:32,253 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:32,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,269 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,296 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 100 [2023-11-24 22:57:32,297 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:32,298 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:32,298 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:32,298 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:32,308 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,311 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,311 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,315 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,318 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,320 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,321 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,323 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:32,324 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:32,324 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:32,325 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:32,325 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:32,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec12685a-0e4e-4431-bc44-d39dbcc664e2/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:32,359 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec12685a-0e4e-4431-bc44-d39dbcc664e2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:32,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec12685a-0e4e-4431-bc44-d39dbcc664e2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:32,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:32,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:57:32,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:32,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:32,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:57:32,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:57:32,470 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:32,473 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:57:33,060 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:57:33,096 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:57:33,097 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:57:33,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:33 BoogieIcfgContainer [2023-11-24 22:57:33,099 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:57:33,100 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:57:33,100 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:57:33,108 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:57:33,109 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:33" (1/1) ... [2023-11-24 22:57:33,116 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:57:33,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:33,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 130 states and 133 transitions. [2023-11-24 22:57:33,172 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 133 transitions. [2023-11-24 22:57:33,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:57:33,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:33,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:33,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:33,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:33,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:33,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 132 states and 135 transitions. [2023-11-24 22:57:33,369 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 135 transitions. [2023-11-24 22:57:33,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:57:33,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:33,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:33,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:33,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:33,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:33,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 133 states and 136 transitions. [2023-11-24 22:57:33,423 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 136 transitions. [2023-11-24 22:57:33,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:57:33,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:33,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:33,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:33,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:33,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 132 states and 135 transitions. [2023-11-24 22:57:33,448 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 135 transitions. [2023-11-24 22:57:33,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:57:33,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:33,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:33,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:33,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:33,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:33,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:33,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 137 states and 142 transitions. [2023-11-24 22:57:33,596 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 142 transitions. [2023-11-24 22:57:33,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:57:33,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:33,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:33,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:33,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:33,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:33,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:33,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 138 states and 143 transitions. [2023-11-24 22:57:33,653 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 143 transitions. [2023-11-24 22:57:33,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:57:33,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:33,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:33,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:33,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:33,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:33,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:33,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 139 states and 145 transitions. [2023-11-24 22:57:33,753 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 145 transitions. [2023-11-24 22:57:33,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:57:33,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:33,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:33,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:33,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:57:33,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:33,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:33,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:33,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 138 states and 144 transitions. [2023-11-24 22:57:33,795 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 144 transitions. [2023-11-24 22:57:33,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:57:33,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:33,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:33,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:33,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:33,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:33,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:33,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:33,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 141 states and 147 transitions. [2023-11-24 22:57:33,940 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 147 transitions. [2023-11-24 22:57:33,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:57:33,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:33,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:33,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:33,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:34,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:34,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:34,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 148 states and 156 transitions. [2023-11-24 22:57:34,176 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 156 transitions. [2023-11-24 22:57:34,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:57:34,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:34,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:34,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:34,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:34,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:34,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:34,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:34,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 156 states and 166 transitions. [2023-11-24 22:57:34,478 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 166 transitions. [2023-11-24 22:57:34,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:57:34,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:34,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:34,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:34,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:34,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:34,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:34,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 159 states and 172 transitions. [2023-11-24 22:57:34,983 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2023-11-24 22:57:34,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:57:34,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:34,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:35,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:35,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:35,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:35,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:35,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:35,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 163 states and 178 transitions. [2023-11-24 22:57:35,252 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 178 transitions. [2023-11-24 22:57:35,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:57:35,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:35,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:35,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:35,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:57:35,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:35,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:35,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:35,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 162 states and 177 transitions. [2023-11-24 22:57:35,301 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 177 transitions. [2023-11-24 22:57:35,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:57:35,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:35,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:35,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:35,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:35,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:35,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:35,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 165 states and 180 transitions. [2023-11-24 22:57:35,393 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 180 transitions. [2023-11-24 22:57:35,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:57:35,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:35,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:35,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:35,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:35,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:35,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:35,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:35,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 166 states and 181 transitions. [2023-11-24 22:57:35,480 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 181 transitions. [2023-11-24 22:57:35,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:57:35,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:35,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:35,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:35,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:35,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:35,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:35,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:35,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 167 states and 182 transitions. [2023-11-24 22:57:35,551 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 182 transitions. [2023-11-24 22:57:35,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:57:35,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:35,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:35,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:57:35,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:35,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:35,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:35,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 175 states and 191 transitions. [2023-11-24 22:57:35,983 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 191 transitions. [2023-11-24 22:57:35,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:57:35,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:35,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:36,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:36,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:36,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:36,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:36,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:36,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 177 states and 194 transitions. [2023-11-24 22:57:36,701 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 194 transitions. [2023-11-24 22:57:36,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:57:36,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:36,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:36,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:57:36,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:36,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:36,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:36,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 176 states and 193 transitions. [2023-11-24 22:57:36,736 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 193 transitions. [2023-11-24 22:57:36,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:57:36,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:36,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:36,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:36,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:36,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:36,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:37,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:37,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 178 states and 195 transitions. [2023-11-24 22:57:37,095 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 195 transitions. [2023-11-24 22:57:37,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:57:37,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:37,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:37,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:57:37,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:37,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:37,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:37,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 182 states and 199 transitions. [2023-11-24 22:57:37,458 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 199 transitions. [2023-11-24 22:57:37,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:57:37,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:37,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:37,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:37,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:37,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:37,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:37,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:37,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 194 states and 212 transitions. [2023-11-24 22:57:37,738 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 212 transitions. [2023-11-24 22:57:37,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:57:37,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:37,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:37,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:37,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:37,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:37,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:37,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 198 states and 220 transitions. [2023-11-24 22:57:37,892 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 220 transitions. [2023-11-24 22:57:37,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:57:37,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:37,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:37,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:37,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:37,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:38,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:38,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 224 states and 252 transitions. [2023-11-24 22:57:38,416 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 252 transitions. [2023-11-24 22:57:38,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:57:38,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:38,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:38,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:38,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:38,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:38,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:38,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:38,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 225 states and 253 transitions. [2023-11-24 22:57:38,507 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 253 transitions. [2023-11-24 22:57:38,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:57:38,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:38,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:38,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:38,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:38,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:39,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:39,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 252 states and 286 transitions. [2023-11-24 22:57:39,151 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 286 transitions. [2023-11-24 22:57:39,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:57:39,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:39,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:39,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:57:39,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:39,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:39,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:39,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 251 states and 285 transitions. [2023-11-24 22:57:39,191 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 285 transitions. [2023-11-24 22:57:39,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:57:39,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:39,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:39,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:39,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:39,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:39,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:39,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:39,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 254 states and 291 transitions. [2023-11-24 22:57:39,615 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 291 transitions. [2023-11-24 22:57:39,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:57:39,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:39,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:39,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:39,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:39,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:39,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:40,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:40,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 256 states and 293 transitions. [2023-11-24 22:57:40,518 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 293 transitions. [2023-11-24 22:57:40,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:57:40,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:40,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:40,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:40,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:40,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:40,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:41,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:41,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 260 states and 300 transitions. [2023-11-24 22:57:41,072 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 300 transitions. [2023-11-24 22:57:41,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:57:41,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:41,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:41,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:41,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:57:41,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:41,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:42,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:42,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 264 states and 304 transitions. [2023-11-24 22:57:42,152 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 304 transitions. [2023-11-24 22:57:42,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:57:42,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:42,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:42,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:57:42,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:42,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:42,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:42,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 263 states and 303 transitions. [2023-11-24 22:57:42,191 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 303 transitions. [2023-11-24 22:57:42,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:57:42,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:42,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:42,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:42,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:43,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:44,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:44,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 264 states and 305 transitions. [2023-11-24 22:57:44,319 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 305 transitions. [2023-11-24 22:57:44,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:57:44,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:44,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:44,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:57:44,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:44,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:45,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:45,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 270 states and 313 transitions. [2023-11-24 22:57:45,027 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 313 transitions. [2023-11-24 22:57:45,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:57:45,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:45,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:45,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:45,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:45,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:45,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:45,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 271 states and 315 transitions. [2023-11-24 22:57:45,531 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 315 transitions. [2023-11-24 22:57:45,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:57:45,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:45,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:45,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:45,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:45,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:45,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:45,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:45,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 273 states and 317 transitions. [2023-11-24 22:57:45,751 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 317 transitions. [2023-11-24 22:57:45,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:57:45,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:45,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:45,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:45,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:45,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:45,874 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 22:57:47,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:47,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 281 states and 329 transitions. [2023-11-24 22:57:47,420 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 329 transitions. [2023-11-24 22:57:47,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:57:47,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:47,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:47,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:47,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:47,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:57:48,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:48,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 291 states and 343 transitions. [2023-11-24 22:57:48,698 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 343 transitions. [2023-11-24 22:57:48,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:57:48,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:48,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:48,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:48,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:57:48,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:48,852 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 22:57:50,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:50,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 300 states and 356 transitions. [2023-11-24 22:57:50,177 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 356 transitions. [2023-11-24 22:57:50,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:57:50,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:50,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:50,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:50,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:57:50,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:50,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:11,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:11,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 309 states and 371 transitions. [2023-11-24 22:58:11,550 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 371 transitions. [2023-11-24 22:58:11,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:58:11,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:11,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:11,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:11,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:11,578 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 22:58:11,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:11,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 308 states and 370 transitions. [2023-11-24 22:58:11,592 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 370 transitions. [2023-11-24 22:58:11,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:58:11,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:11,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:11,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:11,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:58:11,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:11,701 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 22:58:23,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:23,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 314 states and 378 transitions. [2023-11-24 22:58:23,673 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 378 transitions. [2023-11-24 22:58:23,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:58:23,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:23,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:23,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:58:23,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:24,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:26,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:26,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 319 states and 385 transitions. [2023-11-24 22:58:26,979 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 385 transitions. [2023-11-24 22:58:26,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:58:26,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:26,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:27,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:58:27,018 INFO L285 TraceCheckSpWp]: Computing forward predicates...