./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/fibo_2calls_20-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa014b91-7f1b-41b2-8c10-992552cf1a62/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa014b91-7f1b-41b2-8c10-992552cf1a62/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_aa014b91-7f1b-41b2-8c10-992552cf1a62/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa014b91-7f1b-41b2-8c10-992552cf1a62/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/fibo_2calls_20-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa014b91-7f1b-41b2-8c10-992552cf1a62/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa014b91-7f1b-41b2-8c10-992552cf1a62/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0642f258b99d0be7a55bf1ef77240ba2f36dd3da56337cf262b8aebc4e0cc323 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:19:49,053 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:19:49,158 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa014b91-7f1b-41b2-8c10-992552cf1a62/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:19:49,165 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:19:49,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:19:49,201 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:19:49,202 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:19:49,203 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:19:49,204 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:19:49,205 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:19:49,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:19:49,207 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:19:49,207 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:19:49,207 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:19:49,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:19:49,208 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:19:49,208 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:19:49,209 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:19:49,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:19:49,209 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:19:49,210 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:19:49,212 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:19:49,213 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:19:49,213 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:19:49,213 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:19:49,214 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:19:49,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:19:49,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:19:49,214 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:19:49,215 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:19:49,216 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:19:49,216 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:19:49,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:19:49,217 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_aa014b91-7f1b-41b2-8c10-992552cf1a62/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa014b91-7f1b-41b2-8c10-992552cf1a62/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0642f258b99d0be7a55bf1ef77240ba2f36dd3da56337cf262b8aebc4e0cc323 [2024-11-08 23:19:49,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:19:49,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:19:49,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:19:49,539 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:19:49,539 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:19:49,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa014b91-7f1b-41b2-8c10-992552cf1a62/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/recursive-simple/fibo_2calls_20-1.c Unable to find full path for "g++" [2024-11-08 23:19:51,540 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:19:51,721 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:19:51,721 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa014b91-7f1b-41b2-8c10-992552cf1a62/sv-benchmarks/c/recursive-simple/fibo_2calls_20-1.c [2024-11-08 23:19:51,728 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa014b91-7f1b-41b2-8c10-992552cf1a62/bin/ukojak-verify-ImItNfHLgk/data/16d354690/3ea0d6e3c0d943caaf4454fca878beb2/FLAG347201bd5 [2024-11-08 23:19:51,744 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa014b91-7f1b-41b2-8c10-992552cf1a62/bin/ukojak-verify-ImItNfHLgk/data/16d354690/3ea0d6e3c0d943caaf4454fca878beb2 [2024-11-08 23:19:51,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:19:51,748 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:19:51,750 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:19:51,750 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:19:51,755 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:19:51,756 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:19:51" (1/1) ... [2024-11-08 23:19:51,758 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6090dcb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:51, skipping insertion in model container [2024-11-08 23:19:51,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:19:51" (1/1) ... [2024-11-08 23:19:51,778 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:19:52,047 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa014b91-7f1b-41b2-8c10-992552cf1a62/sv-benchmarks/c/recursive-simple/fibo_2calls_20-1.c[951,964] [2024-11-08 23:19:52,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:19:52,061 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:19:52,076 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa014b91-7f1b-41b2-8c10-992552cf1a62/sv-benchmarks/c/recursive-simple/fibo_2calls_20-1.c[951,964] [2024-11-08 23:19:52,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:19:52,094 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:19:52,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:52 WrapperNode [2024-11-08 23:19:52,094 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:19:52,095 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:19:52,095 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:19:52,095 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:19:52,103 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:52" (1/1) ... [2024-11-08 23:19:52,109 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:52" (1/1) ... [2024-11-08 23:19:52,125 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-11-08 23:19:52,125 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:19:52,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:19:52,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:19:52,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:19:52,134 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:52" (1/1) ... [2024-11-08 23:19:52,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:52" (1/1) ... [2024-11-08 23:19:52,136 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:52" (1/1) ... [2024-11-08 23:19:52,136 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:52" (1/1) ... [2024-11-08 23:19:52,139 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:52" (1/1) ... [2024-11-08 23:19:52,141 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:52" (1/1) ... [2024-11-08 23:19:52,141 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:52" (1/1) ... [2024-11-08 23:19:52,142 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:52" (1/1) ... [2024-11-08 23:19:52,144 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:19:52,145 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:19:52,145 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:19:52,145 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:19:52,146 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:52" (1/1) ... [2024-11-08 23:19:52,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:19:52,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa014b91-7f1b-41b2-8c10-992552cf1a62/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:19:52,176 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa014b91-7f1b-41b2-8c10-992552cf1a62/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:19:52,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa014b91-7f1b-41b2-8c10-992552cf1a62/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:19:52,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:19:52,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:19:52,214 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2024-11-08 23:19:52,214 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2024-11-08 23:19:52,215 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2024-11-08 23:19:52,215 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2024-11-08 23:19:52,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:19:52,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:19:52,294 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:19:52,296 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:19:52,501 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 23:19:52,501 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:19:52,541 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:19:52,541 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:19:52,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:19:52 BoogieIcfgContainer [2024-11-08 23:19:52,542 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:19:52,545 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:19:52,546 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:19:52,557 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:19:52,557 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:19:52" (1/1) ... [2024-11-08 23:19:52,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:19:52,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:52,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2024-11-08 23:19:52,644 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2024-11-08 23:19:52,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:19:52,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:52,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:52,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:19:53,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:53,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2024-11-08 23:19:53,011 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2024-11-08 23:19:53,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:19:53,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:53,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:53,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:53,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:19:53,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:53,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 34 states and 46 transitions. [2024-11-08 23:19:53,414 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 46 transitions. [2024-11-08 23:19:53,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:19:53,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:53,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:53,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:53,699 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:19:53,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:53,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 36 states and 50 transitions. [2024-11-08 23:19:53,878 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 50 transitions. [2024-11-08 23:19:53,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:19:53,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:53,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:54,149 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:19:54,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:54,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 43 states and 66 transitions. [2024-11-08 23:19:54,963 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2024-11-08 23:19:54,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:19:54,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:54,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:55,182 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:19:55,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:55,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 45 states and 69 transitions. [2024-11-08 23:19:55,676 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2024-11-08 23:19:55,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 23:19:55,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:55,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:56,108 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 23:19:56,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:56,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 45 states and 66 transitions. [2024-11-08 23:19:56,897 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2024-11-08 23:19:56,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 23:19:56,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:56,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:57,183 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:19:58,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:58,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 57 states and 95 transitions. [2024-11-08 23:19:58,772 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 95 transitions. [2024-11-08 23:19:58,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 23:19:58,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:58,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:58,860 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:19:59,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:59,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 57 states and 94 transitions. [2024-11-08 23:19:59,128 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 94 transitions. [2024-11-08 23:19:59,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 23:19:59,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:59,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:59,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:59,648 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 13 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 23:20:01,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:01,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 62 states and 104 transitions. [2024-11-08 23:20:01,580 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 104 transitions. [2024-11-08 23:20:01,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:20:01,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:01,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:01,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:01,820 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 8 proven. 39 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-08 23:20:03,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:03,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 74 states and 132 transitions. [2024-11-08 23:20:03,407 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 132 transitions. [2024-11-08 23:20:03,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-08 23:20:03,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:03,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:03,565 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 15 proven. 54 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-11-08 23:20:03,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:03,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 76 states and 134 transitions. [2024-11-08 23:20:03,890 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 134 transitions. [2024-11-08 23:20:03,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-08 23:20:03,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:03,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:03,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:04,411 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 44 proven. 193 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2024-11-08 23:20:05,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:05,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 86 states and 162 transitions. [2024-11-08 23:20:05,953 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 162 transitions. [2024-11-08 23:20:05,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 23:20:05,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:05,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:06,155 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 36 proven. 151 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2024-11-08 23:20:06,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:06,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 88 states and 164 transitions. [2024-11-08 23:20:06,555 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 164 transitions. [2024-11-08 23:20:06,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-08 23:20:06,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:06,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:06,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:06,822 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 44 proven. 193 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2024-11-08 23:20:07,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:07,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 90 states and 166 transitions. [2024-11-08 23:20:07,200 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 166 transitions. [2024-11-08 23:20:07,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-08 23:20:07,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:07,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:07,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:07,933 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 140 proven. 168 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2024-11-08 23:20:08,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:08,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 90 states and 164 transitions. [2024-11-08 23:20:08,737 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 164 transitions. [2024-11-08 23:20:08,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-11-08 23:20:08,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:08,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:09,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1608 backedges. 63 proven. 411 refuted. 0 times theorem prover too weak. 1134 trivial. 0 not checked. [2024-11-08 23:20:11,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:11,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 100 states and 193 transitions. [2024-11-08 23:20:11,175 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 193 transitions. [2024-11-08 23:20:11,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-08 23:20:11,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:11,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:11,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1603 backedges. 66 proven. 401 refuted. 0 times theorem prover too weak. 1136 trivial. 0 not checked. [2024-11-08 23:20:11,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:11,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 102 states and 195 transitions. [2024-11-08 23:20:11,941 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 195 transitions. [2024-11-08 23:20:11,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-08 23:20:11,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:11,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:11,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:12,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2003 backedges. 71 proven. 461 refuted. 0 times theorem prover too weak. 1471 trivial. 0 not checked. [2024-11-08 23:20:12,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:12,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 104 states and 197 transitions. [2024-11-08 23:20:12,731 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 197 transitions. [2024-11-08 23:20:12,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2024-11-08 23:20:12,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:12,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:13,702 INFO L134 CoverageAnalysis]: Checked inductivity of 6090 backedges. 191 proven. 966 refuted. 0 times theorem prover too weak. 4933 trivial. 0 not checked. [2024-11-08 23:20:15,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:15,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 114 states and 229 transitions. [2024-11-08 23:20:15,579 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 229 transitions. [2024-11-08 23:20:15,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2024-11-08 23:20:15,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:15,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:15,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:16,743 INFO L134 CoverageAnalysis]: Checked inductivity of 5744 backedges. 629 proven. 754 refuted. 0 times theorem prover too weak. 4361 trivial. 0 not checked. [2024-11-08 23:20:17,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:17,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 114 states and 228 transitions. [2024-11-08 23:20:17,518 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 228 transitions. [2024-11-08 23:20:17,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2024-11-08 23:20:17,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:17,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:17,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:18,178 INFO L134 CoverageAnalysis]: Checked inductivity of 7290 backedges. 207 proven. 1061 refuted. 0 times theorem prover too weak. 6022 trivial. 0 not checked. [2024-11-08 23:20:18,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:18,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 116 states and 230 transitions. [2024-11-08 23:20:18,598 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 230 transitions. [2024-11-08 23:20:18,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2024-11-08 23:20:18,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:18,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:19,465 INFO L134 CoverageAnalysis]: Checked inductivity of 10358 backedges. 216 proven. 1327 refuted. 0 times theorem prover too weak. 8815 trivial. 0 not checked. [2024-11-08 23:20:19,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:19,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 118 states and 232 transitions. [2024-11-08 23:20:19,895 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 232 transitions. [2024-11-08 23:20:19,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2024-11-08 23:20:19,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:19,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:19,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:21,256 INFO L134 CoverageAnalysis]: Checked inductivity of 6090 backedges. 741 proven. 984 refuted. 0 times theorem prover too weak. 4365 trivial. 0 not checked. [2024-11-08 23:20:21,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:21,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 118 states and 231 transitions. [2024-11-08 23:20:21,988 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 231 transitions. [2024-11-08 23:20:21,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 637 [2024-11-08 23:20:21,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:21,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:23,231 INFO L134 CoverageAnalysis]: Checked inductivity of 11885 backedges. 252 proven. 1627 refuted. 0 times theorem prover too weak. 10006 trivial. 0 not checked. [2024-11-08 23:20:25,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:25,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 130 states and 266 transitions. [2024-11-08 23:20:25,642 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 266 transitions. [2024-11-08 23:20:25,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2024-11-08 23:20:25,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:25,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:25,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:26,605 INFO L134 CoverageAnalysis]: Checked inductivity of 10358 backedges. 222 proven. 1525 refuted. 0 times theorem prover too weak. 8611 trivial. 0 not checked. [2024-11-08 23:20:27,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:27,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 132 states and 268 transitions. [2024-11-08 23:20:27,082 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 268 transitions. [2024-11-08 23:20:27,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1690 [2024-11-08 23:20:27,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:27,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:27,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:30,533 INFO L134 CoverageAnalysis]: Checked inductivity of 85919 backedges. 1162 proven. 4850 refuted. 0 times theorem prover too weak. 79907 trivial. 0 not checked. [2024-11-08 23:20:31,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:31,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 134 states and 270 transitions. [2024-11-08 23:20:31,231 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 270 transitions. [2024-11-08 23:20:31,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1195 [2024-11-08 23:20:31,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:31,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:34,000 INFO L134 CoverageAnalysis]: Checked inductivity of 42582 backedges. 1054 proven. 3511 refuted. 0 times theorem prover too weak. 38017 trivial. 0 not checked. [2024-11-08 23:20:34,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:34,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 134 states and 269 transitions. [2024-11-08 23:20:34,628 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 269 transitions. [2024-11-08 23:20:34,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1236 [2024-11-08 23:20:34,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:34,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:37,767 INFO L134 CoverageAnalysis]: Checked inductivity of 45605 backedges. 2493 proven. 3556 refuted. 0 times theorem prover too weak. 39556 trivial. 0 not checked. [2024-11-08 23:20:38,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:38,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 134 states and 268 transitions. [2024-11-08 23:20:38,595 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 268 transitions. [2024-11-08 23:20:38,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1018 [2024-11-08 23:20:38,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:38,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:38,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:40,089 INFO L134 CoverageAnalysis]: Checked inductivity of 30800 backedges. 521 proven. 2998 refuted. 0 times theorem prover too weak. 27281 trivial. 0 not checked. [2024-11-08 23:20:42,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:42,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 146 states and 305 transitions. [2024-11-08 23:20:42,811 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 305 transitions. [2024-11-08 23:20:42,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2080 [2024-11-08 23:20:42,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:42,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:46,543 INFO L134 CoverageAnalysis]: Checked inductivity of 130319 backedges. 909 proven. 6536 refuted. 0 times theorem prover too weak. 122874 trivial. 0 not checked. [2024-11-08 23:20:47,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:47,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 148 states and 307 transitions. [2024-11-08 23:20:47,068 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 307 transitions. [2024-11-08 23:20:47,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1440 [2024-11-08 23:20:47,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:47,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:51,295 INFO L134 CoverageAnalysis]: Checked inductivity of 62112 backedges. 3416 proven. 4812 refuted. 0 times theorem prover too weak. 53884 trivial. 0 not checked. [2024-11-08 23:20:52,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:52,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 150 states and 307 transitions. [2024-11-08 23:20:52,625 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 307 transitions. [2024-11-08 23:20:52,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2285 [2024-11-08 23:20:52,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:52,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:53,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:57,741 INFO L134 CoverageAnalysis]: Checked inductivity of 157779 backedges. 1082 proven. 8010 refuted. 0 times theorem prover too weak. 148687 trivial. 0 not checked. [2024-11-08 23:21:00,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:00,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 162 states and 346 transitions. [2024-11-08 23:21:00,656 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 346 transitions. [2024-11-08 23:21:00,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2189 [2024-11-08 23:21:00,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:00,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:05,082 INFO L134 CoverageAnalysis]: Checked inductivity of 144419 backedges. 1014 proven. 7692 refuted. 0 times theorem prover too weak. 135713 trivial. 0 not checked. [2024-11-08 23:21:05,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:05,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 164 states and 348 transitions. [2024-11-08 23:21:05,679 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 348 transitions. [2024-11-08 23:21:05,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5131 [2024-11-08 23:21:05,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:05,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:07,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:49,181 INFO L134 CoverageAnalysis]: Checked inductivity of 800636 backedges. 15305 proven. 19509 refuted. 0 times theorem prover too weak. 765822 trivial. 0 not checked. [2024-11-08 23:21:50,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:50,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 164 states and 347 transitions. [2024-11-08 23:21:50,215 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 347 transitions. [2024-11-08 23:21:50,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4083 [2024-11-08 23:21:50,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:50,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:07,286 INFO L134 CoverageAnalysis]: Checked inductivity of 506490 backedges. 1977 proven. 16275 refuted. 0 times theorem prover too weak. 488238 trivial. 0 not checked. [2024-11-08 23:22:10,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:10,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 176 states and 388 transitions. [2024-11-08 23:22:10,475 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 388 transitions. [2024-11-08 23:22:10,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7473 [2024-11-08 23:22:10,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:10,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:05,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1700725 backedges. 3511 proven. 30184 refuted. 0 times theorem prover too weak. 1667030 trivial. 0 not checked. [2024-11-08 23:23:06,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:06,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 178 states and 390 transitions. [2024-11-08 23:23:06,621 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 390 transitions. [2024-11-08 23:23:06,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6954 [2024-11-08 23:23:06,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:06,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:09,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:45,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1469864 backedges. 4133 proven. 27264 refuted. 0 times theorem prover too weak. 1438467 trivial. 0 not checked. [2024-11-08 23:23:45,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:45,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 180 states and 392 transitions. [2024-11-08 23:23:45,884 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 392 transitions. [2024-11-08 23:23:46,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7022 [2024-11-08 23:23:46,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:46,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:23:48,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:34,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1505596 backedges. 4767 proven. 32658 refuted. 0 times theorem prover too weak. 1468171 trivial. 0 not checked. [2024-11-08 23:24:34,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:34,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 182 states and 394 transitions. [2024-11-08 23:24:34,831 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 394 transitions. [2024-11-08 23:24:35,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7243 [2024-11-08 23:24:35,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:35,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:25:33,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1596888 backedges. 3584 proven. 31951 refuted. 0 times theorem prover too weak. 1561353 trivial. 0 not checked. [2024-11-08 23:25:36,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:25:36,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 192 states and 436 transitions. [2024-11-08 23:25:36,129 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 436 transitions. [2024-11-08 23:25:36,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7081 [2024-11-08 23:25:36,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:25:36,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:25:40,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:26:33,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1523935 backedges. 3236 proven. 31519 refuted. 0 times theorem prover too weak. 1489180 trivial. 0 not checked. [2024-11-08 23:26:33,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:26:33,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 194 states and 438 transitions. [2024-11-08 23:26:33,765 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 438 transitions. [2024-11-08 23:26:34,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8825 [2024-11-08 23:26:34,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:26:34,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:26:39,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:27:55,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2368303 backedges. 3892 proven. 39535 refuted. 0 times theorem prover too weak. 2324876 trivial. 0 not checked. [2024-11-08 23:27:56,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:27:56,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 196 states and 440 transitions. [2024-11-08 23:27:56,632 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 440 transitions. [2024-11-08 23:27:57,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13619 [2024-11-08 23:27:57,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:27:57,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:28:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:46,555 INFO L134 CoverageAnalysis]: Checked inductivity of 5645730 backedges. 9219 proven. 70934 refuted. 0 times theorem prover too weak. 5565577 trivial. 0 not checked. [2024-11-08 23:30:47,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:47,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 198 states and 442 transitions. [2024-11-08 23:30:47,350 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 442 transitions. [2024-11-08 23:30:47,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11962 [2024-11-08 23:30:47,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:47,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:32:18,876 INFO L134 CoverageAnalysis]: Checked inductivity of 4359207 backedges. 8108 proven. 43026 refuted. 0 times theorem prover too weak. 4308073 trivial. 0 not checked. [2024-11-08 23:32:19,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:32:19,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 198 states and 441 transitions. [2024-11-08 23:32:19,640 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 441 transitions. [2024-11-08 23:32:20,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11572 [2024-11-08 23:32:20,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:32:20,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:32:26,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:34,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4074982 backedges. 9504 proven. 57566 refuted. 0 times theorem prover too weak. 4007912 trivial. 0 not checked. [2024-11-08 23:34:35,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:35,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 200 states and 443 transitions. [2024-11-08 23:34:35,352 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 443 transitions. [2024-11-08 23:34:35,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11572 [2024-11-08 23:34:35,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:35,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms