./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9c6c96-9299-432d-8b24-f7b8aa6d7964/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9c6c96-9299-432d-8b24-f7b8aa6d7964/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9c6c96-9299-432d-8b24-f7b8aa6d7964/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9c6c96-9299-432d-8b24-f7b8aa6d7964/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9c6c96-9299-432d-8b24-f7b8aa6d7964/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9c6c96-9299-432d-8b24-f7b8aa6d7964/bin/ukojak-verify-ImItNfHLgk --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 ca6b6f09277139d829682a6458fdcdacf72411331aa404fd46248e3dcb9a9e7f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:48:00,849 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:48:00,948 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9c6c96-9299-432d-8b24-f7b8aa6d7964/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 19:48:00,955 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:48:00,958 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:48:00,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:48:00,992 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:48:00,992 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:48:00,993 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:48:00,994 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:48:00,994 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:48:00,995 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:48:00,995 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:48:00,996 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:48:00,996 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:48:00,997 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:48:00,997 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:48:00,998 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:48:00,998 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:48:00,999 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:48:00,999 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:48:01,000 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:48:01,000 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:48:01,001 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:48:01,001 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:48:01,001 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:48:01,002 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:48:01,002 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:48:01,007 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:48:01,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:48:01,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:48:01,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:48:01,008 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:48:01,009 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:48:01,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:48:01,009 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9c6c96-9299-432d-8b24-f7b8aa6d7964/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9c6c96-9299-432d-8b24-f7b8aa6d7964/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca6b6f09277139d829682a6458fdcdacf72411331aa404fd46248e3dcb9a9e7f [2024-11-08 19:48:01,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:48:01,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:48:01,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:48:01,337 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:48:01,341 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:48:01,343 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9c6c96-9299-432d-8b24-f7b8aa6d7964/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound10.c Unable to find full path for "g++" [2024-11-08 19:48:03,491 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:48:03,723 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:48:03,724 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9c6c96-9299-432d-8b24-f7b8aa6d7964/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound10.c [2024-11-08 19:48:03,731 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9c6c96-9299-432d-8b24-f7b8aa6d7964/bin/ukojak-verify-ImItNfHLgk/data/04b601a26/7718f80af6e74c4da457af4939d74b87/FLAG23e1961d6 [2024-11-08 19:48:03,745 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9c6c96-9299-432d-8b24-f7b8aa6d7964/bin/ukojak-verify-ImItNfHLgk/data/04b601a26/7718f80af6e74c4da457af4939d74b87 [2024-11-08 19:48:03,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:48:03,751 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:48:03,752 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:48:03,753 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:48:03,762 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:48:03,763 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:48:03" (1/1) ... [2024-11-08 19:48:03,765 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57754d40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:03, skipping insertion in model container [2024-11-08 19:48:03,765 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:48:03" (1/1) ... [2024-11-08 19:48:03,799 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:48:04,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:48:04,111 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:48:04,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:48:04,155 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:48:04,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:04 WrapperNode [2024-11-08 19:48:04,156 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:48:04,157 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:48:04,157 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:48:04,157 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:48:04,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:04" (1/1) ... [2024-11-08 19:48:04,169 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:04" (1/1) ... [2024-11-08 19:48:04,188 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2024-11-08 19:48:04,189 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:48:04,189 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:48:04,190 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:48:04,190 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:48:04,202 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:04" (1/1) ... [2024-11-08 19:48:04,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:04" (1/1) ... [2024-11-08 19:48:04,204 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:04" (1/1) ... [2024-11-08 19:48:04,204 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:04" (1/1) ... [2024-11-08 19:48:04,208 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:04" (1/1) ... [2024-11-08 19:48:04,211 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:04" (1/1) ... [2024-11-08 19:48:04,212 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:04" (1/1) ... [2024-11-08 19:48:04,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:04" (1/1) ... [2024-11-08 19:48:04,215 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:48:04,220 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:48:04,221 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:48:04,221 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:48:04,222 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:04" (1/1) ... [2024-11-08 19:48:04,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:48:04,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9c6c96-9299-432d-8b24-f7b8aa6d7964/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:48:04,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9c6c96-9299-432d-8b24-f7b8aa6d7964/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:48:04,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9c6c96-9299-432d-8b24-f7b8aa6d7964/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:48:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:48:04,287 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:48:04,287 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:48:04,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:48:04,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:48:04,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:48:04,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:48:04,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:48:04,361 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:48:04,363 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:48:04,661 INFO L? ?]: Removed 34 outVars from TransFormulas that were not future-live. [2024-11-08 19:48:04,662 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:48:04,709 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:48:04,709 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:48:04,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:48:04 BoogieIcfgContainer [2024-11-08 19:48:04,710 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:48:04,711 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:48:04,711 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:48:04,724 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:48:04,724 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:48:04" (1/1) ... [2024-11-08 19:48:04,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:48:04,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:04,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 49 states and 54 transitions. [2024-11-08 19:48:04,809 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2024-11-08 19:48:04,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 19:48:04,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:04,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:04,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:05,038 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:05,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:05,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 49 states and 53 transitions. [2024-11-08 19:48:05,085 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2024-11-08 19:48:05,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 19:48:05,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:05,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:48:05,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:05,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:48:05,183 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:05,444 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:05,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:05,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 56 transitions. [2024-11-08 19:48:05,671 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 56 transitions. [2024-11-08 19:48:05,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 19:48:05,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:05,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:48:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:05,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:48:05,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:05,887 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:06,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:06,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 54 states and 61 transitions. [2024-11-08 19:48:06,097 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 61 transitions. [2024-11-08 19:48:06,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 19:48:06,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:06,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:06,283 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:06,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:06,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 58 states and 68 transitions. [2024-11-08 19:48:06,741 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2024-11-08 19:48:06,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 19:48:06,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:06,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:06,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:07,140 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:08,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:08,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 59 states and 69 transitions. [2024-11-08 19:48:08,398 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2024-11-08 19:48:08,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 19:48:08,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:08,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:48:08,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:08,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:48:08,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:08,545 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:10,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:10,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 65 states and 79 transitions. [2024-11-08 19:48:10,254 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 79 transitions. [2024-11-08 19:48:10,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 19:48:10,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:10,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:48:10,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:10,297 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 19:48:10,299 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:10,433 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:10,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:10,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 66 states and 80 transitions. [2024-11-08 19:48:10,471 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 80 transitions. [2024-11-08 19:48:10,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:48:10,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:10,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:10,668 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:10,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:10,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 69 states and 85 transitions. [2024-11-08 19:48:10,753 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 85 transitions. [2024-11-08 19:48:10,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 19:48:10,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:10,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:11,012 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:13,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:13,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 101 transitions. [2024-11-08 19:48:13,503 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 101 transitions. [2024-11-08 19:48:13,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 19:48:13,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:13,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:13,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:13,716 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:13,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:13,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 79 states and 104 transitions. [2024-11-08 19:48:13,854 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 104 transitions. [2024-11-08 19:48:13,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 19:48:13,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:13,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:13,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:14,307 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:16,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:16,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 81 states and 106 transitions. [2024-11-08 19:48:16,561 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 106 transitions. [2024-11-08 19:48:16,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 19:48:16,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:16,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:16,794 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:20,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:20,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 122 transitions. [2024-11-08 19:48:20,084 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 122 transitions. [2024-11-08 19:48:20,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 19:48:20,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:20,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:20,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:20,395 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:20,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:20,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 92 states and 126 transitions. [2024-11-08 19:48:20,818 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 126 transitions. [2024-11-08 19:48:20,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 19:48:20,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:20,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:21,152 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:25,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:25,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 101 states and 141 transitions. [2024-11-08 19:48:25,207 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 141 transitions. [2024-11-08 19:48:25,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 19:48:25,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:25,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:25,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:25,421 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:26,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:26,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 104 states and 148 transitions. [2024-11-08 19:48:26,438 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 148 transitions. [2024-11-08 19:48:26,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 19:48:26,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:26,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:26,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:26,659 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:30,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:30,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 115 states and 168 transitions. [2024-11-08 19:48:30,414 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 168 transitions. [2024-11-08 19:48:30,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 19:48:30,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:30,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:30,924 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:32,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:32,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 119 states and 178 transitions. [2024-11-08 19:48:32,249 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 178 transitions. [2024-11-08 19:48:32,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 19:48:32,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:32,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:32,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:32,285 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:33,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:33,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 122 states and 182 transitions. [2024-11-08 19:48:33,479 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 182 transitions. [2024-11-08 19:48:33,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 19:48:33,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:33,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:33,554 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:34,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:34,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 124 states and 185 transitions. [2024-11-08 19:48:34,085 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 185 transitions. [2024-11-08 19:48:34,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 19:48:34,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:34,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:48:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:34,123 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:48:34,125 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:34,606 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:37,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:37,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 209 transitions. [2024-11-08 19:48:37,940 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 209 transitions. [2024-11-08 19:48:37,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 19:48:37,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:37,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:38,194 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:48:39,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:39,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 140 states and 217 transitions. [2024-11-08 19:48:39,280 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 217 transitions. [2024-11-08 19:48:39,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 19:48:39,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:39,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:48:39,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:39,324 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:48:39,325 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:40,964 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:48:44,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:44,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 145 states and 236 transitions. [2024-11-08 19:48:44,964 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 236 transitions. [2024-11-08 19:48:44,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 19:48:44,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:44,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:45,038 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 19:48:46,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:46,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 149 states and 243 transitions. [2024-11-08 19:48:46,788 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 243 transitions. [2024-11-08 19:48:46,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 19:48:46,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:46,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:46,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:46,828 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 19:48:48,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:48,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 152 states and 248 transitions. [2024-11-08 19:48:48,496 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 248 transitions. [2024-11-08 19:48:48,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 19:48:48,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:48,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:48:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:48,531 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 19:48:48,532 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:49,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:48:53,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:53,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 162 states and 263 transitions. [2024-11-08 19:48:53,864 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 263 transitions. [2024-11-08 19:48:53,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 19:48:53,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:53,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:53,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:53,908 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:49:01,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:01,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 173 states and 284 transitions. [2024-11-08 19:49:01,999 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 284 transitions. [2024-11-08 19:49:01,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 19:49:01,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:01,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:49:02,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:02,027 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:49:04,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:04,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 176 states and 289 transitions. [2024-11-08 19:49:04,097 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 289 transitions. [2024-11-08 19:49:04,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 19:49:04,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:04,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:49:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:49:04,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:04,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 19:49:04,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:07,027 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:49:12,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:12,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 179 states and 297 transitions. [2024-11-08 19:49:12,400 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 297 transitions. [2024-11-08 19:49:12,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 19:49:12,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:12,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:49:12,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:12,430 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:49:33,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:33,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 190 states and 318 transitions. [2024-11-08 19:49:33,369 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 318 transitions. [2024-11-08 19:49:33,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 19:49:33,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:33,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:49:33,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:33,459 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:49:39,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:39,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 193 states and 323 transitions. [2024-11-08 19:49:39,878 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 323 transitions. [2024-11-08 19:49:39,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 19:49:39,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:39,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:49:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:41,261 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:49:47,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:47,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 203 states and 345 transitions. [2024-11-08 19:49:47,876 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 345 transitions. [2024-11-08 19:49:47,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 19:49:47,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:47,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:49:47,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:47,957 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:49:50,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:50,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 210 states and 355 transitions. [2024-11-08 19:49:50,692 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 355 transitions. [2024-11-08 19:49:50,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 19:49:50,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:50,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:49:50,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:50,773 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:49:52,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:52,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 213 states and 361 transitions. [2024-11-08 19:49:52,800 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 361 transitions. [2024-11-08 19:49:52,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 19:49:52,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:52,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:49:52,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:49:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:52,837 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 19:49:52,839 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:57,871 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:50:14,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:14,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 233 states and 406 transitions. [2024-11-08 19:50:14,612 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 406 transitions. [2024-11-08 19:50:14,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 19:50:14,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:14,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:50:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:50:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:14,654 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 19:50:14,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:20,019 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:50:34,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:34,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 242 states and 426 transitions. [2024-11-08 19:50:34,733 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 426 transitions. [2024-11-08 19:50:34,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 19:50:34,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:34,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:50:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:50:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:34,771 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 19:50:34,773 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:08,135 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:51:44,754 WARN L286 SmtUtils]: Spent 7.06s on a formula simplification. DAG size of input: 57 DAG size of output: 50 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:53:47,962 WARN L286 SmtUtils]: Spent 28.20s on a formula simplification. DAG size of input: 59 DAG size of output: 55 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:57:10,397 WARN L286 SmtUtils]: Spent 5.19s on a formula simplification. DAG size of input: 37 DAG size of output: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:57:38,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:57:38,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 247 states and 439 transitions. [2024-11-08 19:57:38,794 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 439 transitions. [2024-11-08 19:57:38,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 19:57:38,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:57:38,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:57:38,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:57:38,823 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:57:56,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:57:56,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 260 states and 463 transitions. [2024-11-08 19:57:56,029 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 463 transitions. [2024-11-08 19:57:56,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 19:57:56,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:57:56,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:57:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:57:56,061 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:58:01,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:58:01,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 267 states and 473 transitions. [2024-11-08 19:58:01,209 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 473 transitions. [2024-11-08 19:58:01,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 19:58:01,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:58:01,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:58:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:58:01,244 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:58:18,608 WARN L286 SmtUtils]: Spent 5.08s on a formula simplification that was a NOOP. DAG size: 60 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:58:23,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:58:23,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 270 states and 482 transitions. [2024-11-08 19:58:23,737 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 482 transitions. [2024-11-08 19:58:23,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 19:58:23,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:58:23,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:58:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:58:23,765 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:58:31,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:58:31,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 272 states and 484 transitions. [2024-11-08 19:58:31,543 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 484 transitions. [2024-11-08 19:58:31,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 19:58:31,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:58:31,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:58:31,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:58:31,570 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:58:50,121 WARN L286 SmtUtils]: Spent 6.18s on a formula simplification that was a NOOP. DAG size: 35 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:59:04,449 WARN L286 SmtUtils]: Spent 5.08s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 19:59:09,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:59:09,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 274 states and 486 transitions. [2024-11-08 19:59:09,751 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 486 transitions. [2024-11-08 19:59:09,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 19:59:09,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:59:09,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:59:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:59:09,841 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:59:59,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:59:59,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 285 states and 508 transitions. [2024-11-08 19:59:59,589 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 508 transitions. [2024-11-08 19:59:59,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 19:59:59,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:59:59,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:59:59,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:59:59,617 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 20:00:13,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 20:00:13,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 292 states and 518 transitions. [2024-11-08 20:00:13,736 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 518 transitions. [2024-11-08 20:00:13,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 20:00:13,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 20:00:13,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:00:13,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:00:13,849 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 20:00:38,791 WARN L286 SmtUtils]: Spent 9.82s on a formula simplification. DAG size of input: 60 DAG size of output: 57 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 20:01:12,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 20:01:12,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 295 states and 527 transitions. [2024-11-08 20:01:12,652 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 527 transitions. [2024-11-08 20:01:12,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 20:01:12,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 20:01:12,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:01:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:01:12,678 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 20:01:27,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 20:01:27,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 297 states and 529 transitions. [2024-11-08 20:01:27,623 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 529 transitions. [2024-11-08 20:01:27,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 20:01:27,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 20:01:27,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:01:27,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:01:27,657 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 20:01:34,921 WARN L286 SmtUtils]: Spent 5.23s on a formula simplification. DAG size of input: 39 DAG size of output: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 20:01:45,637 WARN L286 SmtUtils]: Spent 6.20s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 20:02:00,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 20:02:00,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 299 states and 531 transitions. [2024-11-08 20:02:00,414 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 531 transitions. [2024-11-08 20:02:00,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 20:02:00,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 20:02:00,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:02:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:02:00,441 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-08 20:02:00,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 20:02:00,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 292 states and 515 transitions. [2024-11-08 20:02:00,519 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 515 transitions. [2024-11-08 20:02:00,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 20:02:00,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 20:02:00,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:02:00,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:02:03,001 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 20:02:25,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 20:02:25,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 300 states and 528 transitions. [2024-11-08 20:02:25,520 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 528 transitions. [2024-11-08 20:02:25,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 20:02:25,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 20:02:25,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:02:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:02:26,444 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 20:02:51,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 20:02:51,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 309 states and 551 transitions. [2024-11-08 20:02:51,717 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 551 transitions. [2024-11-08 20:02:51,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 20:02:51,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 20:02:51,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:02:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:02:51,770 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 20:02:55,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 20:02:55,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 310 states and 553 transitions. [2024-11-08 20:02:55,487 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 553 transitions. [2024-11-08 20:02:55,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 20:02:55,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 20:02:55,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:02:55,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:02:55,520 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 20:03:01,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 20:03:01,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 310 states and 552 transitions. [2024-11-08 20:03:01,237 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 552 transitions. [2024-11-08 20:03:01,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 20:03:01,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 20:03:01,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:03:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:03:01,301 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.