./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound20.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_96d2d9e1-0980-4051-ad0b-586a23ce832e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d2d9e1-0980-4051-ad0b-586a23ce832e/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_96d2d9e1-0980-4051-ad0b-586a23ce832e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d2d9e1-0980-4051-ad0b-586a23ce832e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d2d9e1-0980-4051-ad0b-586a23ce832e/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_96d2d9e1-0980-4051-ad0b-586a23ce832e/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 d6a7b66d62d8261743d542694624b328b551f76289ee08b3039b7ca01c3c317e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:40:40,017 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:40:40,108 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d2d9e1-0980-4051-ad0b-586a23ce832e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:40:40,117 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:40:40,118 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:40:40,151 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:40:40,152 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:40:40,152 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:40:40,153 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:40:40,153 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:40:40,156 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:40:40,157 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:40:40,157 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:40:40,160 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:40:40,161 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:40:40,161 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:40:40,161 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:40:40,162 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:40:40,162 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:40:40,162 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:40:40,163 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:40:40,163 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:40:40,164 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:40:40,164 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:40:40,164 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:40:40,165 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:40:40,165 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:40:40,166 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:40:40,166 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:40:40,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:40:40,167 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:40:40,167 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:40:40,168 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:40:40,168 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:40:40,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:40:40,169 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_96d2d9e1-0980-4051-ad0b-586a23ce832e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d2d9e1-0980-4051-ad0b-586a23ce832e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6a7b66d62d8261743d542694624b328b551f76289ee08b3039b7ca01c3c317e [2024-11-08 22:40:40,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:40:40,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:40:40,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:40:40,469 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:40:40,470 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:40:40,472 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d2d9e1-0980-4051-ad0b-586a23ce832e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound20.c Unable to find full path for "g++" [2024-11-08 22:40:42,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:40:42,889 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:40:42,890 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d2d9e1-0980-4051-ad0b-586a23ce832e/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound20.c [2024-11-08 22:40:42,898 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d2d9e1-0980-4051-ad0b-586a23ce832e/bin/ukojak-verify-ImItNfHLgk/data/27694d8c8/e9ffca05833a4182aab813c129edee90/FLAG68662e8f5 [2024-11-08 22:40:42,915 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d2d9e1-0980-4051-ad0b-586a23ce832e/bin/ukojak-verify-ImItNfHLgk/data/27694d8c8/e9ffca05833a4182aab813c129edee90 [2024-11-08 22:40:42,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:40:42,920 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:40:42,922 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:40:42,922 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:40:42,929 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:40:42,930 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:40:42" (1/1) ... [2024-11-08 22:40:42,931 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d945f90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:42, skipping insertion in model container [2024-11-08 22:40:42,931 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:40:42" (1/1) ... [2024-11-08 22:40:42,955 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:40:43,173 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:40:43,188 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:40:43,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:40:43,234 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:40:43,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:43 WrapperNode [2024-11-08 22:40:43,234 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:40:43,236 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:40:43,236 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:40:43,236 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:40:43,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:43" (1/1) ... [2024-11-08 22:40:43,252 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:43" (1/1) ... [2024-11-08 22:40:43,277 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2024-11-08 22:40:43,281 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:40:43,281 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:40:43,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:40:43,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:40:43,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:43" (1/1) ... [2024-11-08 22:40:43,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:43" (1/1) ... [2024-11-08 22:40:43,293 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:43" (1/1) ... [2024-11-08 22:40:43,293 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:43" (1/1) ... [2024-11-08 22:40:43,301 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:43" (1/1) ... [2024-11-08 22:40:43,305 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:43" (1/1) ... [2024-11-08 22:40:43,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:43" (1/1) ... [2024-11-08 22:40:43,307 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:43" (1/1) ... [2024-11-08 22:40:43,310 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:40:43,311 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:40:43,311 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:40:43,311 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:40:43,312 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:43" (1/1) ... [2024-11-08 22:40:43,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:40:43,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d2d9e1-0980-4051-ad0b-586a23ce832e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:40:43,349 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d2d9e1-0980-4051-ad0b-586a23ce832e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:40:43,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d2d9e1-0980-4051-ad0b-586a23ce832e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:40:43,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:40:43,390 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:40:43,391 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:40:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:40:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:40:43,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:40:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:40:43,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:40:43,456 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:40:43,457 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:40:44,029 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-11-08 22:40:44,030 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:40:44,091 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:40:44,091 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:40:44,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:40:44 BoogieIcfgContainer [2024-11-08 22:40:44,092 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:40:44,093 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:40:44,093 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:40:44,106 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:40:44,107 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:40:44" (1/1) ... [2024-11-08 22:40:44,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:40:44,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:44,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 104 states and 112 transitions. [2024-11-08 22:40:44,199 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 112 transitions. [2024-11-08 22:40:44,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:40:44,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:44,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:44,367 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 22:40:44,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:44,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 104 states and 111 transitions. [2024-11-08 22:40:44,395 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 111 transitions. [2024-11-08 22:40:44,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:40:44,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:44,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:44,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:40:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:44,460 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:40:44,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:44,665 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:40:44,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:44,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 106 states and 117 transitions. [2024-11-08 22:40:44,856 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 117 transitions. [2024-11-08 22:40:44,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:40:44,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:44,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:44,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:40:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:44,910 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 22:40:44,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:45,099 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 22:40:45,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:45,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 109 states and 124 transitions. [2024-11-08 22:40:45,475 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 124 transitions. [2024-11-08 22:40:45,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:40:45,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:45,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:45,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:40:45,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:45,549 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 22:40:45,552 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:45,689 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:40:45,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:45,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 113 states and 133 transitions. [2024-11-08 22:40:45,919 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 133 transitions. [2024-11-08 22:40:45,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:40:45,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:45,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:45,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:40:45,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:45,980 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 22:40:45,984 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:46,204 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 22:40:46,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:46,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 118 states and 142 transitions. [2024-11-08 22:40:46,620 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 142 transitions. [2024-11-08 22:40:46,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:40:46,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:46,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:46,997 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 22:40:47,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:47,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 124 states and 153 transitions. [2024-11-08 22:40:47,735 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 153 transitions. [2024-11-08 22:40:47,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:40:47,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:47,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:48,379 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 22:40:50,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:50,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 125 states and 154 transitions. [2024-11-08 22:40:50,093 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 154 transitions. [2024-11-08 22:40:50,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:40:50,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:50,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:40:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:50,124 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 22:40:50,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:50,248 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 22:40:52,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:52,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 133 states and 168 transitions. [2024-11-08 22:40:52,527 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 168 transitions. [2024-11-08 22:40:52,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:40:52,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:52,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:40:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:52,582 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 22:40:52,583 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:52,710 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 22:40:52,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:52,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 134 states and 169 transitions. [2024-11-08 22:40:52,752 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 169 transitions. [2024-11-08 22:40:52,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 22:40:52,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:52,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:53,056 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 22:40:53,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:53,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 137 states and 174 transitions. [2024-11-08 22:40:53,498 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 174 transitions. [2024-11-08 22:40:53,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:40:53,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:53,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:53,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:54,088 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 22:40:55,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:55,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 136 states and 173 transitions. [2024-11-08 22:40:55,045 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 173 transitions. [2024-11-08 22:40:55,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:40:55,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:55,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:55,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:55,557 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 22:40:58,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:58,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 144 states and 188 transitions. [2024-11-08 22:40:58,740 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 188 transitions. [2024-11-08 22:40:58,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:40:58,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:58,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:58,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:58,838 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 22:40:58,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:58,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 144 states and 188 transitions. [2024-11-08 22:40:58,899 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 188 transitions. [2024-11-08 22:40:58,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:40:58,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:58,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:58,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:59,232 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 22:41:03,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:03,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 153 states and 205 transitions. [2024-11-08 22:41:03,065 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 205 transitions. [2024-11-08 22:41:03,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:41:03,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:03,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:03,119 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 22:41:03,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:03,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 155 states and 208 transitions. [2024-11-08 22:41:03,174 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 208 transitions. [2024-11-08 22:41:03,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:41:03,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:03,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:03,496 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 22:41:08,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:08,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 163 states and 225 transitions. [2024-11-08 22:41:08,005 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 225 transitions. [2024-11-08 22:41:08,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:41:08,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:08,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:08,300 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 22:41:12,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:12,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 173 states and 243 transitions. [2024-11-08 22:41:12,755 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 243 transitions. [2024-11-08 22:41:12,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:41:12,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:12,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:13,053 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 22:41:14,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:14,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 176 states and 248 transitions. [2024-11-08 22:41:14,048 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 248 transitions. [2024-11-08 22:41:14,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:41:14,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:14,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:14,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:14,386 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 22:41:25,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:25,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 181 states and 257 transitions. [2024-11-08 22:41:25,938 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 257 transitions. [2024-11-08 22:41:25,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:41:25,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:25,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:25,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:26,000 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 22:41:26,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:26,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 184 states and 262 transitions. [2024-11-08 22:41:26,059 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 262 transitions. [2024-11-08 22:41:26,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:41:26,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:26,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:26,481 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 22:41:31,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:31,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 195 states and 284 transitions. [2024-11-08 22:41:31,666 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 284 transitions. [2024-11-08 22:41:31,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:41:31,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:31,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:31,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:41:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:31,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:41:31,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:41:32,055 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 22:41:36,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:36,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 207 states and 306 transitions. [2024-11-08 22:41:36,378 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 306 transitions. [2024-11-08 22:41:36,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:41:36,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:36,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:36,896 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 22:41:39,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:39,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 211 states and 313 transitions. [2024-11-08 22:41:39,089 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 313 transitions. [2024-11-08 22:41:39,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 22:41:39,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:39,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:39,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:39,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 22:41:47,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:47,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 210 states and 312 transitions. [2024-11-08 22:41:47,746 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 312 transitions. [2024-11-08 22:41:47,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:41:47,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:47,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:47,789 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 22:41:48,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:48,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 213 states and 317 transitions. [2024-11-08 22:41:48,698 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 317 transitions. [2024-11-08 22:41:48,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:41:48,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:48,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:41:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:48,733 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:41:48,734 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:41:49,135 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 22:41:50,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:50,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 217 states and 324 transitions. [2024-11-08 22:41:50,783 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 324 transitions. [2024-11-08 22:41:50,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:41:50,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:50,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:50,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:41:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:50,819 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:41:50,820 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:41:51,109 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 22:41:53,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:53,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 221 states and 330 transitions. [2024-11-08 22:41:53,111 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 330 transitions. [2024-11-08 22:41:53,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:41:53,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:53,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:53,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:53,371 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 22:41:56,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:56,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 226 states and 339 transitions. [2024-11-08 22:41:56,733 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 339 transitions. [2024-11-08 22:41:56,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 22:41:56,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:56,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:56,772 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 22:41:57,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:57,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 230 states and 345 transitions. [2024-11-08 22:41:57,422 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 345 transitions. [2024-11-08 22:41:57,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 22:41:57,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:57,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:41:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:57,459 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:41:57,460 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:41:57,944 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 22:42:00,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:00,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 234 states and 351 transitions. [2024-11-08 22:42:00,061 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 351 transitions. [2024-11-08 22:42:00,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 22:42:00,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:00,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:00,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:00,838 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 22:42:04,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:04,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 245 states and 371 transitions. [2024-11-08 22:42:04,792 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 371 transitions. [2024-11-08 22:42:04,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 22:42:04,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:04,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:04,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:04,828 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 22:42:04,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:04,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 246 states and 374 transitions. [2024-11-08 22:42:04,867 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 374 transitions. [2024-11-08 22:42:04,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 22:42:04,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:04,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:04,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:05,972 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 22:42:08,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:08,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 250 states and 381 transitions. [2024-11-08 22:42:08,557 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 381 transitions. [2024-11-08 22:42:08,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 22:42:08,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:08,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:09,342 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 22:42:11,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:11,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 256 states and 391 transitions. [2024-11-08 22:42:11,845 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 391 transitions. [2024-11-08 22:42:11,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 22:42:11,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:11,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:11,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:12,664 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 22:42:16,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:16,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 257 states and 396 transitions. [2024-11-08 22:42:16,161 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 396 transitions. [2024-11-08 22:42:16,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 22:42:16,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:16,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:16,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:17,176 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 22:42:19,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:19,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 261 states and 403 transitions. [2024-11-08 22:42:19,614 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 403 transitions. [2024-11-08 22:42:19,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 22:42:19,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:19,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:20,564 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 22:42:24,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:24,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 262 states and 410 transitions. [2024-11-08 22:42:24,610 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 410 transitions. [2024-11-08 22:42:24,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 22:42:24,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:24,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:42:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:24,651 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 22:42:24,653 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:42:25,570 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 22:42:31,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:31,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 275 states and 431 transitions. [2024-11-08 22:42:31,184 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 431 transitions. [2024-11-08 22:42:31,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:42:31,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:31,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:31,492 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 22:42:32,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:32,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 274 states and 430 transitions. [2024-11-08 22:42:32,168 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 430 transitions. [2024-11-08 22:42:32,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:42:32,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:32,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:32,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:42:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:32,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:42:32,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:42:33,226 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:42:50,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:50,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 281 states and 441 transitions. [2024-11-08 22:42:50,864 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 441 transitions. [2024-11-08 22:42:50,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:42:50,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:50,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:42:50,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:50,961 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 22:42:50,965 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:42:54,398 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 22:43:05,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:05,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 290 states and 461 transitions. [2024-11-08 22:43:05,226 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 461 transitions. [2024-11-08 22:43:05,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 22:43:05,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:05,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:05,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:05,299 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 22:43:05,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:05,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 292 states and 463 transitions. [2024-11-08 22:43:05,382 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 463 transitions. [2024-11-08 22:43:05,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 22:43:05,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:05,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:05,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:43:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:05,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 22:43:05,424 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:43:06,881 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 22:43:16,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:16,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 302 states and 488 transitions. [2024-11-08 22:43:16,722 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 488 transitions. [2024-11-08 22:43:16,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 22:43:16,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:16,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:16,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:43:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:16,779 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 22:43:16,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:05,812 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:45:04,632 WARN L286 SmtUtils]: Spent 11.74s on a formula simplification. DAG size of input: 33 DAG size of output: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:45:51,037 WARN L286 SmtUtils]: Spent 5.49s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:46:53,868 WARN L286 SmtUtils]: Spent 15.32s on a formula simplification. DAG size of input: 35 DAG size of output: 35 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:47:49,483 WARN L286 SmtUtils]: Spent 10.14s 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 22:49:35,145 WARN L286 SmtUtils]: Spent 13.95s on a formula simplification. DAG size of input: 36 DAG size of output: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:50:58,316 WARN L286 SmtUtils]: Spent 6.47s 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 22:52:36,213 WARN L286 SmtUtils]: Spent 20.83s on a formula simplification. DAG size of input: 33 DAG size of output: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:53:45,495 WARN L286 SmtUtils]: Spent 14.38s on a formula simplification that was a NOOP. DAG size: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:53:59,972 WARN L286 SmtUtils]: Spent 10.48s on a formula simplification. DAG size of input: 40 DAG size of output: 38 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:54:33,762 WARN L286 SmtUtils]: Spent 21.09s on a formula simplification. DAG size of input: 42 DAG size of output: 41 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)