./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/fibo_20-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/fibo_20-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 245fc9fd7d1856b9e3a0ba83da5d44244f493f3972910f1b254ef4afd37f84e2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:28:08,893 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:28:08,945 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:28:08,948 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:28:08,949 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:28:08,967 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:28:08,968 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:28:08,968 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:28:08,969 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:28:08,969 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:28:08,969 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:28:08,969 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:28:08,969 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:28:08,969 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:28:08,969 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:28:08,969 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:28:08,970 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:28:08,970 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:28:08,970 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:28:08,970 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:28:08,970 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:28:08,970 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:28:08,970 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:28:08,970 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:28:08,970 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:28:08,970 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:28:08,971 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:28:08,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:28:08,971 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:28:08,971 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:28:08,971 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:28:08,971 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:28:08,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:28:08,971 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b2e32335-45fe-4a6b-a996-3944f597311d/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 245fc9fd7d1856b9e3a0ba83da5d44244f493f3972910f1b254ef4afd37f84e2 [2024-12-06 04:28:09,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:28:09,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:28:09,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:28:09,189 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:28:09,190 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:28:09,191 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/recursive-simple/fibo_20-2.c [2024-12-06 04:28:11,802 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/bin/ukojak-verify-CZk0znPC7b/data/f4c92d4dc/26d3c07171e64e60abe047b5dc2374a5/FLAG3c1d95610 [2024-12-06 04:28:11,999 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:28:12,000 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/sv-benchmarks/c/recursive-simple/fibo_20-2.c [2024-12-06 04:28:12,006 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/bin/ukojak-verify-CZk0znPC7b/data/f4c92d4dc/26d3c07171e64e60abe047b5dc2374a5/FLAG3c1d95610 [2024-12-06 04:28:12,021 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/bin/ukojak-verify-CZk0znPC7b/data/f4c92d4dc/26d3c07171e64e60abe047b5dc2374a5 [2024-12-06 04:28:12,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:28:12,024 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:28:12,025 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:28:12,026 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:28:12,029 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:28:12,029 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:28:12" (1/1) ... [2024-12-06 04:28:12,030 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@723f2d39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:28:12, skipping insertion in model container [2024-12-06 04:28:12,030 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:28:12" (1/1) ... [2024-12-06 04:28:12,040 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:28:12,143 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/sv-benchmarks/c/recursive-simple/fibo_20-2.c[745,758] [2024-12-06 04:28:12,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:28:12,152 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:28:12,162 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/sv-benchmarks/c/recursive-simple/fibo_20-2.c[745,758] [2024-12-06 04:28:12,162 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:28:12,172 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:28:12,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:28:12 WrapperNode [2024-12-06 04:28:12,173 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:28:12,174 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:28:12,174 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:28:12,174 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:28:12,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:28:12" (1/1) ... [2024-12-06 04:28:12,183 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:28:12" (1/1) ... [2024-12-06 04:28:12,193 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-12-06 04:28:12,193 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:28:12,193 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:28:12,193 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:28:12,194 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:28:12,198 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:28:12" (1/1) ... [2024-12-06 04:28:12,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:28:12" (1/1) ... [2024-12-06 04:28:12,199 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:28:12" (1/1) ... [2024-12-06 04:28:12,199 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:28:12" (1/1) ... [2024-12-06 04:28:12,201 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:28:12" (1/1) ... [2024-12-06 04:28:12,202 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:28:12" (1/1) ... [2024-12-06 04:28:12,203 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:28:12" (1/1) ... [2024-12-06 04:28:12,204 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:28:12" (1/1) ... [2024-12-06 04:28:12,204 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:28:12" (1/1) ... [2024-12-06 04:28:12,206 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:28:12,206 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:28:12,206 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:28:12,206 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:28:12,208 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:28:12" (1/1) ... [2024-12-06 04:28:12,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:28:12,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:28:12,230 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:28:12,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e32335-45fe-4a6b-a996-3944f597311d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:28:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:28:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:28:12,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:28:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:28:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2024-12-06 04:28:12,251 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2024-12-06 04:28:12,293 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:28:12,295 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:28:12,380 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 04:28:12,380 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:28:12,397 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:28:12,397 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:28:12,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:28:12 BoogieIcfgContainer [2024-12-06 04:28:12,398 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:28:12,398 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:28:12,398 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:28:12,407 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:28:12,407 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:28:12" (1/1) ... [2024-12-06 04:28:12,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:28:12,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:12,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-12-06 04:28:12,453 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-12-06 04:28:12,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:28:12,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:12,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:12,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:12,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:28:12,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:12,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 25 transitions. [2024-12-06 04:28:12,704 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-12-06 04:28:12,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:28:12,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:12,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:12,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:12,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:28:12,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:12,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 29 transitions. [2024-12-06 04:28:12,866 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-12-06 04:28:12,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:28:12,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:12,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:12,976 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:28:13,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:13,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 28 transitions. [2024-12-06 04:28:13,117 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-12-06 04:28:13,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:28:13,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:13,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:13,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:13,202 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 04:28:13,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:13,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 40 transitions. [2024-12-06 04:28:13,414 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2024-12-06 04:28:13,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:28:13,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:13,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:13,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:13,626 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-06 04:28:14,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:14,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 29 states and 47 transitions. [2024-12-06 04:28:14,067 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2024-12-06 04:28:14,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 04:28:14,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:14,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:14,154 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 04:28:14,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:14,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 34 states and 62 transitions. [2024-12-06 04:28:14,386 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 62 transitions. [2024-12-06 04:28:14,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 04:28:14,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:14,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:14,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:14,570 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 47 proven. 28 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-12-06 04:28:14,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:14,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 34 states and 61 transitions. [2024-12-06 04:28:14,869 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2024-12-06 04:28:14,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 04:28:14,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:14,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:14,977 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 17 proven. 88 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-06 04:28:15,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:15,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 39 states and 78 transitions. [2024-12-06 04:28:15,267 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 78 transitions. [2024-12-06 04:28:15,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-06 04:28:15,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:15,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:15,442 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 54 proven. 273 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-06 04:28:15,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:15,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 44 states and 98 transitions. [2024-12-06 04:28:15,745 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 98 transitions. [2024-12-06 04:28:15,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-06 04:28:15,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:15,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:15,982 INFO L134 CoverageAnalysis]: Checked inductivity of 734 backedges. 193 proven. 204 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2024-12-06 04:28:16,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:16,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 44 states and 97 transitions. [2024-12-06 04:28:16,240 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 97 transitions. [2024-12-06 04:28:16,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-12-06 04:28:16,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:16,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:16,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2241 backedges. 117 proven. 639 refuted. 0 times theorem prover too weak. 1485 trivial. 0 not checked. [2024-12-06 04:28:16,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:16,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 49 states and 120 transitions. [2024-12-06 04:28:16,877 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 120 transitions. [2024-12-06 04:28:16,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2024-12-06 04:28:16,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:16,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:16,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:17,569 INFO L134 CoverageAnalysis]: Checked inductivity of 6039 backedges. 225 proven. 1327 refuted. 0 times theorem prover too weak. 4487 trivial. 0 not checked. [2024-12-06 04:28:17,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:17,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 54 states and 146 transitions. [2024-12-06 04:28:17,986 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 146 transitions. [2024-12-06 04:28:17,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2024-12-06 04:28:17,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:17,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:18,617 INFO L134 CoverageAnalysis]: Checked inductivity of 14031 backedges. 644 proven. 1504 refuted. 0 times theorem prover too weak. 11883 trivial. 0 not checked. [2024-12-06 04:28:18,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:18,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 54 states and 144 transitions. [2024-12-06 04:28:18,841 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 144 transitions. [2024-12-06 04:28:18,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2024-12-06 04:28:18,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:18,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:19,477 INFO L134 CoverageAnalysis]: Checked inductivity of 9644 backedges. 1292 proven. 942 refuted. 0 times theorem prover too weak. 7410 trivial. 0 not checked. [2024-12-06 04:28:20,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:20,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 56 states and 143 transitions. [2024-12-06 04:28:20,004 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 143 transitions. [2024-12-06 04:28:20,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2024-12-06 04:28:20,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:20,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:20,647 INFO L134 CoverageAnalysis]: Checked inductivity of 14031 backedges. 1627 proven. 2103 refuted. 0 times theorem prover too weak. 10301 trivial. 0 not checked. [2024-12-06 04:28:21,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:21,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 56 states and 142 transitions. [2024-12-06 04:28:21,020 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 142 transitions. [2024-12-06 04:28:21,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2024-12-06 04:28:21,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:21,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:21,666 INFO L134 CoverageAnalysis]: Checked inductivity of 16407 backedges. 421 proven. 2654 refuted. 0 times theorem prover too weak. 13332 trivial. 0 not checked. [2024-12-06 04:28:22,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:22,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 61 states and 167 transitions. [2024-12-06 04:28:22,073 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 167 transitions. [2024-12-06 04:28:22,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 981 [2024-12-06 04:28:22,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:22,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:23,905 INFO L134 CoverageAnalysis]: Checked inductivity of 57573 backedges. 4016 proven. 5474 refuted. 0 times theorem prover too weak. 48083 trivial. 0 not checked. [2024-12-06 04:28:24,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:24,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 61 states and 166 transitions. [2024-12-06 04:28:24,244 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 166 transitions. [2024-12-06 04:28:24,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 981 [2024-12-06 04:28:24,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:24,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:25,392 INFO L134 CoverageAnalysis]: Checked inductivity of 57573 backedges. 912 proven. 5868 refuted. 0 times theorem prover too weak. 50793 trivial. 0 not checked. [2024-12-06 04:28:25,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:25,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 66 states and 193 transitions. [2024-12-06 04:28:25,781 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 193 transitions. [2024-12-06 04:28:25,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1145 [2024-12-06 04:28:25,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:25,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:26,931 INFO L134 CoverageAnalysis]: Checked inductivity of 78647 backedges. 1518 proven. 6597 refuted. 0 times theorem prover too weak. 70532 trivial. 0 not checked. [2024-12-06 04:28:27,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:27,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 68 states and 195 transitions. [2024-12-06 04:28:27,209 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 195 transitions. [2024-12-06 04:28:27,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1521 [2024-12-06 04:28:27,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:27,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:27,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:30,953 INFO L134 CoverageAnalysis]: Checked inductivity of 139363 backedges. 7347 proven. 10117 refuted. 0 times theorem prover too weak. 121899 trivial. 0 not checked. [2024-12-06 04:28:31,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:31,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 68 states and 194 transitions. [2024-12-06 04:28:31,320 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 194 transitions. [2024-12-06 04:28:31,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1741 [2024-12-06 04:28:31,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:31,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:34,346 INFO L134 CoverageAnalysis]: Checked inductivity of 182865 backedges. 1506 proven. 12260 refuted. 0 times theorem prover too weak. 169099 trivial. 0 not checked. [2024-12-06 04:28:34,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:34,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 73 states and 223 transitions. [2024-12-06 04:28:34,778 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 223 transitions. [2024-12-06 04:28:34,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2447 [2024-12-06 04:28:34,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:34,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:35,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:40,671 INFO L134 CoverageAnalysis]: Checked inductivity of 362384 backedges. 2936 proven. 14662 refuted. 0 times theorem prover too weak. 344786 trivial. 0 not checked. [2024-12-06 04:28:40,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:40,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 73 states and 220 transitions. [2024-12-06 04:28:40,922 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 220 transitions. [2024-12-06 04:28:40,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2613 [2024-12-06 04:28:40,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:40,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:41,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:51,942 INFO L134 CoverageAnalysis]: Checked inductivity of 413397 backedges. 14291 proven. 20621 refuted. 0 times theorem prover too weak. 378485 trivial. 0 not checked. [2024-12-06 04:28:52,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:52,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 73 states and 219 transitions. [2024-12-06 04:28:52,336 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 219 transitions. [2024-12-06 04:28:52,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4357 [2024-12-06 04:28:52,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:52,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:53,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:09,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1152669 backedges. 3755 proven. 35162 refuted. 0 times theorem prover too weak. 1113752 trivial. 0 not checked. [2024-12-06 04:29:10,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:29:10,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 78 states and 250 transitions. [2024-12-06 04:29:10,208 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 250 transitions. [2024-12-06 04:29:10,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10461 [2024-12-06 04:29:10,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:29:10,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:29:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:30:40,921 INFO L134 CoverageAnalysis]: Checked inductivity of 6661305 backedges. 12899 proven. 99530 refuted. 0 times theorem prover too weak. 6548876 trivial. 0 not checked. [2024-12-06 04:30:41,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:30:41,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 80 states and 252 transitions. [2024-12-06 04:30:41,199 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 252 transitions. [2024-12-06 04:30:41,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6973 [2024-12-06 04:30:41,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:30:41,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:30:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:20,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2957097 backedges. 8483 proven. 66154 refuted. 0 times theorem prover too weak. 2882460 trivial. 0 not checked. [2024-12-06 04:31:21,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:21,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 80 states and 252 transitions. [2024-12-06 04:31:21,079 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 252 transitions. [2024-12-06 04:31:21,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3594 [2024-12-06 04:31:21,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:21,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:31:21,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:41,494 INFO L134 CoverageAnalysis]: Checked inductivity of 783594 backedges. 22044 proven. 32272 refuted. 0 times theorem prover too weak. 729278 trivial. 0 not checked. [2024-12-06 04:31:41,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:41,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 80 states and 251 transitions. [2024-12-06 04:31:41,959 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 251 transitions. [2024-12-06 04:31:42,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7837 [2024-12-06 04:31:42,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:42,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:31:44,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:23,080 INFO L134 CoverageAnalysis]: Checked inductivity of 3736601 backedges. 8583 proven. 66207 refuted. 0 times theorem prover too weak. 3661811 trivial. 0 not checked. [2024-12-06 04:32:23,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:23,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 82 states and 253 transitions. [2024-12-06 04:32:23,414 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 253 transitions. [2024-12-06 04:32:23,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6537 [2024-12-06 04:32:23,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:23,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:32:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:05,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2598399 backedges. 5783 proven. 58402 refuted. 0 times theorem prover too weak. 2534214 trivial. 0 not checked. [2024-12-06 04:33:05,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:05,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 87 states and 286 transitions. [2024-12-06 04:33:05,611 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 286 transitions. [2024-12-06 04:33:05,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6861 [2024-12-06 04:33:05,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:05,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:33:08,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:19,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2862801 backedges. 47848 proven. 68686 refuted. 0 times theorem prover too weak. 2746267 trivial. 0 not checked. [2024-12-06 04:34:20,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:20,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 87 states and 285 transitions. [2024-12-06 04:34:20,002 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 285 transitions. [2024-12-06 04:34:20,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15693 [2024-12-06 04:34:20,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:20,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:29,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:30,385 INFO L134 CoverageAnalysis]: Checked inductivity of 14999697 backedges. 15453 proven. 163870 refuted. 0 times theorem prover too weak. 14820374 trivial. 0 not checked. [2024-12-06 04:37:30,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:30,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 89 states and 287 transitions. [2024-12-06 04:37:30,730 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 287 transitions. [2024-12-06 04:37:31,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10461 [2024-12-06 04:37:31,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:31,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:37:34,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:02,921 INFO L134 CoverageAnalysis]: Checked inductivity of 6661305 backedges. 10845 proven. 108334 refuted. 0 times theorem prover too weak. 6542126 trivial. 0 not checked. [2024-12-06 04:39:03,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:03,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 89 states and 287 transitions. [2024-12-06 04:39:03,104 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 287 transitions. [2024-12-06 04:39:03,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9807 [2024-12-06 04:39:03,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:03,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:39:07,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:26,312 INFO L134 CoverageAnalysis]: Checked inductivity of 5853744 backedges. 10101 proven. 101560 refuted. 0 times theorem prover too weak. 5742083 trivial. 0 not checked. [2024-12-06 04:40:26,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:26,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 89 states and 287 transitions. [2024-12-06 04:40:26,471 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 287 transitions. [2024-12-06 04:40:26,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7433 [2024-12-06 04:40:26,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:26,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:40:30,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:24,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3360743 backedges. 8232 proven. 71058 refuted. 0 times theorem prover too weak. 3281453 trivial. 0 not checked. [2024-12-06 04:41:25,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:25,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 94 states and 322 transitions. [2024-12-06 04:41:25,242 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 322 transitions. [2024-12-06 04:41:26,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21237 [2024-12-06 04:41:26,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:26,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:44,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat