./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound1.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_daf19969-0d4e-4c16-8ff2-066dfcbbd34e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf19969-0d4e-4c16-8ff2-066dfcbbd34e/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_daf19969-0d4e-4c16-8ff2-066dfcbbd34e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf19969-0d4e-4c16-8ff2-066dfcbbd34e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf19969-0d4e-4c16-8ff2-066dfcbbd34e/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_daf19969-0d4e-4c16-8ff2-066dfcbbd34e/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 6835a6a52b399101fa57284de792210b11ef12afe0f3073436fba94237f48f05 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:31,005 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:31,095 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf19969-0d4e-4c16-8ff2-066dfcbbd34e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:02:31,103 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:02:31,103 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:02:31,150 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:31,151 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:02:31,152 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:02:31,155 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:31,162 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:31,164 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:31,164 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:02:31,164 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:02:31,166 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:02:31,167 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:02:31,167 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:31,168 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:02:31,168 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:31,168 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:02:31,169 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:02:31,169 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:02:31,170 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:02:31,170 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:02:31,171 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:31,172 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:31,172 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:31,173 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:31,173 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:31,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:31,174 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:31,175 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:31,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:02:31,176 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:02:31,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:02:31,176 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:02:31,177 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_daf19969-0d4e-4c16-8ff2-066dfcbbd34e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf19969-0d4e-4c16-8ff2-066dfcbbd34e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6835a6a52b399101fa57284de792210b11ef12afe0f3073436fba94237f48f05 [2023-11-24 23:02:31,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:31,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:31,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:31,452 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:31,453 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:31,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf19969-0d4e-4c16-8ff2-066dfcbbd34e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound1.c [2023-11-24 23:02:34,618 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:02:34,886 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:02:34,887 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf19969-0d4e-4c16-8ff2-066dfcbbd34e/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound1.c [2023-11-24 23:02:34,895 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf19969-0d4e-4c16-8ff2-066dfcbbd34e/bin/ukojak-verify-afCqCEvfdi/data/d15a09d5c/4e8a5b16d68d4bd0bf6bf4f1df5baccb/FLAG3c21c2dfe [2023-11-24 23:02:34,911 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf19969-0d4e-4c16-8ff2-066dfcbbd34e/bin/ukojak-verify-afCqCEvfdi/data/d15a09d5c/4e8a5b16d68d4bd0bf6bf4f1df5baccb [2023-11-24 23:02:34,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:02:34,915 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:02:34,917 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:34,917 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:02:34,923 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:02:34,924 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:34" (1/1) ... [2023-11-24 23:02:34,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59ab9620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:34, skipping insertion in model container [2023-11-24 23:02:34,928 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:34" (1/1) ... [2023-11-24 23:02:34,951 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:02:35,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:35,165 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:02:35,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:35,199 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:02:35,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:35 WrapperNode [2023-11-24 23:02:35,200 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:35,201 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:35,202 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:02:35,202 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:02:35,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:35" (1/1) ... [2023-11-24 23:02:35,217 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:35" (1/1) ... [2023-11-24 23:02:35,242 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2023-11-24 23:02:35,242 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:35,243 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:02:35,243 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:02:35,244 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:02:35,253 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:35" (1/1) ... [2023-11-24 23:02:35,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:35" (1/1) ... [2023-11-24 23:02:35,256 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:35" (1/1) ... [2023-11-24 23:02:35,256 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:35" (1/1) ... [2023-11-24 23:02:35,260 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:35" (1/1) ... [2023-11-24 23:02:35,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:35" (1/1) ... [2023-11-24 23:02:35,265 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:35" (1/1) ... [2023-11-24 23:02:35,266 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:35" (1/1) ... [2023-11-24 23:02:35,269 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:02:35,270 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:02:35,270 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:02:35,270 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:02:35,271 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:35" (1/1) ... [2023-11-24 23:02:35,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:35,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf19969-0d4e-4c16-8ff2-066dfcbbd34e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:02:35,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf19969-0d4e-4c16-8ff2-066dfcbbd34e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:02:35,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf19969-0d4e-4c16-8ff2-066dfcbbd34e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:02:35,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:02:35,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:02:35,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:02:35,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:35,361 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:02:35,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:02:35,445 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:35,447 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:02:35,907 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:02:35,941 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:02:35,941 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:02:35,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:35 BoogieIcfgContainer [2023-11-24 23:02:35,944 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:02:35,945 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:02:35,945 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:02:35,958 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:02:35,958 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:35" (1/1) ... [2023-11-24 23:02:35,968 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:02:36,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:36,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 102 states and 105 transitions. [2023-11-24 23:02:36,040 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2023-11-24 23:02:36,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:02:36,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:36,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:36,263 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 23:02:36,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:36,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 104 states and 107 transitions. [2023-11-24 23:02:36,327 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 107 transitions. [2023-11-24 23:02:36,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:02:36,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:36,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:36,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:36,409 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 23:02:36,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:36,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 105 states and 108 transitions. [2023-11-24 23:02:36,443 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 108 transitions. [2023-11-24 23:02:36,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:02:36,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:36,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:36,541 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 23:02:36,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:36,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 110 states and 116 transitions. [2023-11-24 23:02:36,698 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2023-11-24 23:02:36,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:02:36,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:36,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:36,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:36,764 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 23:02:36,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:36,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 111 states and 117 transitions. [2023-11-24 23:02:36,828 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 117 transitions. [2023-11-24 23:02:36,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:02:36,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:36,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:36,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:36,867 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 23:02:36,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:36,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 112 states and 118 transitions. [2023-11-24 23:02:36,882 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 118 transitions. [2023-11-24 23:02:36,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:02:36,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:36,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:36,930 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 23:02:37,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:37,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 128 transitions. [2023-11-24 23:02:37,232 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 128 transitions. [2023-11-24 23:02:37,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:02:37,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:37,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:37,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:37,309 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 23:02:37,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:37,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 120 states and 129 transitions. [2023-11-24 23:02:37,328 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 129 transitions. [2023-11-24 23:02:37,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:02:37,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:37,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:37,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:37,357 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 23:02:37,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:37,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 128 transitions. [2023-11-24 23:02:37,372 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 128 transitions. [2023-11-24 23:02:37,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:02:37,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:37,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:37,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:37,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:37,434 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 23:02:37,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:37,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 121 states and 130 transitions. [2023-11-24 23:02:37,455 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 130 transitions. [2023-11-24 23:02:37,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:02:37,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:37,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:37,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:37,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:37,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:37,501 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 23:02:37,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:37,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 122 states and 131 transitions. [2023-11-24 23:02:37,522 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 131 transitions. [2023-11-24 23:02:37,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:02:37,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:37,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:37,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:37,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:37,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:37,568 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 23:02:37,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:37,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 123 states and 132 transitions. [2023-11-24 23:02:37,584 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 132 transitions. [2023-11-24 23:02:37,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:02:37,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:37,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:37,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:37,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:37,705 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 23:02:37,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:37,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 141 transitions. [2023-11-24 23:02:37,918 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 141 transitions. [2023-11-24 23:02:37,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:02:37,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:37,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:37,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:37,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:38,096 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 23:02:38,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:38,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 138 states and 151 transitions. [2023-11-24 23:02:38,442 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 151 transitions. [2023-11-24 23:02:38,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:02:38,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:38,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:38,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:38,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:38,530 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 23:02:38,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:38,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 139 states and 153 transitions. [2023-11-24 23:02:38,590 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 153 transitions. [2023-11-24 23:02:38,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:02:38,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:38,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:38,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:38,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:38,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:38,685 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 23:02:38,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:38,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 143 states and 159 transitions. [2023-11-24 23:02:38,992 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 159 transitions. [2023-11-24 23:02:38,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:02:38,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:38,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:39,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:02:39,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:39,028 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 23:02:39,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:39,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 142 states and 158 transitions. [2023-11-24 23:02:39,036 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 158 transitions. [2023-11-24 23:02:39,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:02:39,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:39,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:39,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:39,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:39,084 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 23:02:39,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:39,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 145 states and 161 transitions. [2023-11-24 23:02:39,122 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 161 transitions. [2023-11-24 23:02:39,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:02:39,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:39,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:39,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:39,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:02:39,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:39,226 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 23:02:39,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:39,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 151 states and 167 transitions. [2023-11-24 23:02:39,341 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 167 transitions. [2023-11-24 23:02:39,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:02:39,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:39,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:39,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:39,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:39,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:39,438 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 23:02:39,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:39,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 152 states and 169 transitions. [2023-11-24 23:02:39,667 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 169 transitions. [2023-11-24 23:02:39,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:02:39,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:39,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:39,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:39,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:39,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:39,812 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 23:02:40,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:40,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 154 states and 173 transitions. [2023-11-24 23:02:40,149 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 173 transitions. [2023-11-24 23:02:40,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:02:40,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:40,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:40,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:40,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:40,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:40,287 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 23:02:40,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:40,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 157 states and 178 transitions. [2023-11-24 23:02:40,816 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 178 transitions. [2023-11-24 23:02:40,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:02:40,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:40,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:40,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:40,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:40,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:40,964 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 23:02:41,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:41,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 160 states and 184 transitions. [2023-11-24 23:02:41,263 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 184 transitions. [2023-11-24 23:02:41,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:02:41,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:41,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:41,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:41,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:41,374 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 23:02:42,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:42,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 185 states and 218 transitions. [2023-11-24 23:02:42,823 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 218 transitions. [2023-11-24 23:02:42,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:02:42,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:42,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:42,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:42,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:42,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:42,949 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 23:02:43,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:43,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 190 states and 228 transitions. [2023-11-24 23:02:43,620 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 228 transitions. [2023-11-24 23:02:43,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:02:43,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:43,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:43,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:43,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:43,754 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 23:02:45,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:45,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 216 states and 264 transitions. [2023-11-24 23:02:45,387 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 264 transitions. [2023-11-24 23:02:45,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:02:45,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:45,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:45,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:45,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:45,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:45,508 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 23:02:46,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:46,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 219 states and 270 transitions. [2023-11-24 23:02:46,332 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 270 transitions. [2023-11-24 23:02:46,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:02:46,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:46,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:46,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:46,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:46,396 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 23:02:46,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:46,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 222 states and 277 transitions. [2023-11-24 23:02:46,865 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 277 transitions. [2023-11-24 23:02:46,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:02:46,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:46,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:46,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:46,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:46,981 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 23:02:48,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:48,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 226 states and 284 transitions. [2023-11-24 23:02:48,080 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 284 transitions. [2023-11-24 23:02:48,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:02:48,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:48,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:48,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:48,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:48,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:48,138 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 23:02:48,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:48,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 230 states and 292 transitions. [2023-11-24 23:02:48,647 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 292 transitions. [2023-11-24 23:02:48,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:02:48,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:48,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:48,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:02:48,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:48,677 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 23:02:48,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:48,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 229 states and 291 transitions. [2023-11-24 23:02:48,693 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 291 transitions. [2023-11-24 23:02:48,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:02:48,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:48,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:48,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:48,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:02:48,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:48,719 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 23:02:48,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:48,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 228 states and 290 transitions. [2023-11-24 23:02:48,736 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 290 transitions. [2023-11-24 23:02:48,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:02:48,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:48,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:48,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:48,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:48,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:48,893 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 23:02:50,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:50,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 234 states and 299 transitions. [2023-11-24 23:02:50,589 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 299 transitions. [2023-11-24 23:02:50,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:02:50,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:50,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:50,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:02:50,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:50,718 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 23:02:51,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:51,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 243 states and 314 transitions. [2023-11-24 23:02:51,948 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 314 transitions. [2023-11-24 23:02:51,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:02:51,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:51,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:51,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:51,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:52,106 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 23:02:53,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:53,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 250 states and 325 transitions. [2023-11-24 23:02:53,410 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 325 transitions. [2023-11-24 23:02:53,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:02:53,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:53,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:53,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:53,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:53,488 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 23:02:54,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:54,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 262 states and 342 transitions. [2023-11-24 23:02:54,329 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 342 transitions. [2023-11-24 23:02:54,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:02:54,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:54,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:54,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:54,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:54,479 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 23:02:55,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:55,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 270 states and 354 transitions. [2023-11-24 23:02:55,637 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 354 transitions. [2023-11-24 23:02:55,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:02:55,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:55,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:55,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:55,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:55,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:55,866 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 23:02:57,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:57,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 288 states and 380 transitions. [2023-11-24 23:02:57,405 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 380 transitions. [2023-11-24 23:02:57,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:02:57,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:57,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:57,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:57,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:57,644 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 23:02:59,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:59,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 297 states and 392 transitions. [2023-11-24 23:02:59,403 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 392 transitions. [2023-11-24 23:02:59,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:02:59,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:59,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:59,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:59,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:02:59,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:59,484 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 23:03:01,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:01,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 307 states and 405 transitions. [2023-11-24 23:03:01,537 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 405 transitions. [2023-11-24 23:03:01,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:03:01,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:01,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:01,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:03:01,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:01,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:04,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:04,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 339 states and 460 transitions. [2023-11-24 23:03:04,311 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 460 transitions. [2023-11-24 23:03:04,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:03:04,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:04,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:04,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:04,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:04,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:04,488 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 23:03:05,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:05,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 338 states and 459 transitions. [2023-11-24 23:03:05,852 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 459 transitions. [2023-11-24 23:03:05,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:03:05,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:05,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:05,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:03:05,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:06,241 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:08,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:08,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 371 states and 516 transitions. [2023-11-24 23:03:08,753 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 516 transitions. [2023-11-24 23:03:08,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:03:08,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:08,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:08,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:08,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:08,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:08,901 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 23:03:10,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:10,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 370 states and 515 transitions. [2023-11-24 23:03:10,081 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 515 transitions. [2023-11-24 23:03:10,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:03:10,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:10,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:10,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:10,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:03:10,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:10,108 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 23:03:10,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:10,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 369 states and 514 transitions. [2023-11-24 23:03:10,132 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 514 transitions. [2023-11-24 23:03:10,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:03:10,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:10,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:10,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:10,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:03:10,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:10,211 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:10,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:10,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 371 states and 516 transitions. [2023-11-24 23:03:10,732 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 516 transitions. [2023-11-24 23:03:10,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:03:10,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:10,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:10,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:10,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:10,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:10,857 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 23:03:12,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:12,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 376 states and 529 transitions. [2023-11-24 23:03:12,053 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 529 transitions. [2023-11-24 23:03:12,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:03:12,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:12,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:12,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:12,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:12,264 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 23:03:14,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:14,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 375 states and 528 transitions. [2023-11-24 23:03:14,700 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 528 transitions. [2023-11-24 23:03:14,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:03:14,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:14,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:14,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:14,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:03:14,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:15,774 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:17,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:17,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 381 states and 543 transitions. [2023-11-24 23:03:17,334 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 543 transitions. [2023-11-24 23:03:17,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:03:17,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:17,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:17,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:17,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:17,608 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 23:03:22,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:22,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 396 states and 561 transitions. [2023-11-24 23:03:22,438 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 561 transitions. [2023-11-24 23:03:22,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:03:22,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:22,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:22,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:22,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:22,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:22,545 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:23,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:23,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 403 states and 577 transitions. [2023-11-24 23:03:23,988 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 577 transitions. [2023-11-24 23:03:23,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:03:23,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:23,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:24,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:24,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:24,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:24,096 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:24,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:24,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 404 states and 580 transitions. [2023-11-24 23:03:24,592 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 580 transitions. [2023-11-24 23:03:24,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:03:24,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:24,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:24,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:03:24,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:24,866 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 23:03:26,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:26,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 403 states and 579 transitions. [2023-11-24 23:03:26,365 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 579 transitions. [2023-11-24 23:03:26,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:03:26,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:26,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:26,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:26,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:03:26,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:26,556 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.