./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/egcd-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_a0c8a136-41ac-4091-b8f8-01858430db35/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c8a136-41ac-4091-b8f8-01858430db35/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c8a136-41ac-4091-b8f8-01858430db35/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c8a136-41ac-4091-b8f8-01858430db35/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/egcd-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c8a136-41ac-4091-b8f8-01858430db35/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c8a136-41ac-4091-b8f8-01858430db35/bin/ukojak-verify-0OAaufAVZV --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 8191111967e355faaa9e1f9b07a30261823b2d1609aae7d52c8a75e30cb27230 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:05:11,271 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:11,358 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c8a136-41ac-4091-b8f8-01858430db35/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:05:11,364 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:05:11,365 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:05:11,393 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:11,394 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:05:11,395 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:05:11,396 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:11,397 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:11,398 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:11,399 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:05:11,400 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:05:11,400 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:05:11,401 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:05:11,402 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:11,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:05:11,403 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:11,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:05:11,405 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:05:11,406 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:05:11,407 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:05:11,407 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:05:11,408 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:11,409 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:11,409 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:11,410 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:11,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:11,412 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:11,412 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:11,413 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:05:11,413 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:05:11,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:05:11,415 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:05:11,415 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_a0c8a136-41ac-4091-b8f8-01858430db35/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c8a136-41ac-4091-b8f8-01858430db35/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8191111967e355faaa9e1f9b07a30261823b2d1609aae7d52c8a75e30cb27230 [2023-11-12 00:05:11,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:11,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:11,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:11,764 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:11,765 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:11,766 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c8a136-41ac-4091-b8f8-01858430db35/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-nla/egcd-both-nt.c [2023-11-12 00:05:15,493 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:05:15,734 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:05:15,735 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c8a136-41ac-4091-b8f8-01858430db35/sv-benchmarks/c/termination-nla/egcd-both-nt.c [2023-11-12 00:05:15,744 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c8a136-41ac-4091-b8f8-01858430db35/bin/ukojak-verify-0OAaufAVZV/data/55b004868/43b95495735c41a39d63cb0427ab87da/FLAGee18cc158 [2023-11-12 00:05:15,759 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c8a136-41ac-4091-b8f8-01858430db35/bin/ukojak-verify-0OAaufAVZV/data/55b004868/43b95495735c41a39d63cb0427ab87da [2023-11-12 00:05:15,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:05:15,765 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:05:15,767 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:15,767 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:05:15,772 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:05:15,774 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:15" (1/1) ... [2023-11-12 00:05:15,775 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d8d7bee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:15, skipping insertion in model container [2023-11-12 00:05:15,775 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:15" (1/1) ... [2023-11-12 00:05:15,816 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:15,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:16,001 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:05:16,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:16,034 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:05:16,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:16 WrapperNode [2023-11-12 00:05:16,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:16,036 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:16,036 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:05:16,036 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:05:16,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:16" (1/1) ... [2023-11-12 00:05:16,052 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:16" (1/1) ... [2023-11-12 00:05:16,076 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2023-11-12 00:05:16,077 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:16,078 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:05:16,078 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:05:16,078 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:05:16,090 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:16" (1/1) ... [2023-11-12 00:05:16,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:16" (1/1) ... [2023-11-12 00:05:16,091 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:16" (1/1) ... [2023-11-12 00:05:16,092 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:16" (1/1) ... [2023-11-12 00:05:16,095 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:16" (1/1) ... [2023-11-12 00:05:16,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:16" (1/1) ... [2023-11-12 00:05:16,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:16" (1/1) ... [2023-11-12 00:05:16,102 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:16" (1/1) ... [2023-11-12 00:05:16,104 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:05:16,106 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:05:16,106 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:05:16,106 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:05:16,107 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:16" (1/1) ... [2023-11-12 00:05:16,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:16,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c8a136-41ac-4091-b8f8-01858430db35/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:05:16,148 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c8a136-41ac-4091-b8f8-01858430db35/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:05:16,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c8a136-41ac-4091-b8f8-01858430db35/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:05:16,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:05:16,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:05:16,284 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:05:16,286 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:16,586 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:16,605 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:16,605 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:05:16,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:16 BoogieIcfgContainer [2023-11-12 00:05:16,609 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:05:16,611 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:05:16,611 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:05:16,625 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:05:16,626 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:16" (1/1) ... [2023-11-12 00:05:16,638 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:05:16,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:16,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 42 states and 45 transitions. [2023-11-12 00:05:16,713 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2023-11-12 00:05:16,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-12 00:05:16,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:16,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:16,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:05:16,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:17,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:17,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:17,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 43 states and 47 transitions. [2023-11-12 00:05:17,101 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2023-11-12 00:05:17,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:05:17,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:17,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:17,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:17,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:05:17,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:17,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:17,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:17,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2023-11-12 00:05:17,399 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2023-11-12 00:05:17,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-12 00:05:17,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:17,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:17,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:05:17,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:17,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:17,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:17,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 48 states and 59 transitions. [2023-11-12 00:05:17,799 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2023-11-12 00:05:17,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-12 00:05:17,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:17,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:17,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:17,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:05:17,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:17,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:18,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:18,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2023-11-12 00:05:18,600 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2023-11-12 00:05:18,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:05:18,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:18,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:18,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:05:18,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:18,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:19,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:19,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2023-11-12 00:05:19,174 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2023-11-12 00:05:19,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:05:19,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:19,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:19,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:19,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:05:19,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:19,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:19,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:19,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 57 states and 76 transitions. [2023-11-12 00:05:19,546 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2023-11-12 00:05:19,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 00:05:19,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:19,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:19,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:19,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:05:19,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:19,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:19,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:19,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 56 states and 75 transitions. [2023-11-12 00:05:19,654 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 75 transitions. [2023-11-12 00:05:19,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 00:05:19,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:19,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:19,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:19,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:05:19,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:19,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:19,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:19,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2023-11-12 00:05:19,696 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2023-11-12 00:05:19,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 00:05:19,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:19,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:19,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:19,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:05:19,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:19,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:20,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:20,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 65 states and 92 transitions. [2023-11-12 00:05:20,940 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 92 transitions. [2023-11-12 00:05:20,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 00:05:20,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:20,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:20,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:20,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:05:20,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:21,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:22,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:22,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 75 states and 109 transitions. [2023-11-12 00:05:22,535 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2023-11-12 00:05:22,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:05:22,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:22,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:22,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:05:22,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:22,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:24,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:24,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 86 states and 129 transitions. [2023-11-12 00:05:24,678 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 129 transitions. [2023-11-12 00:05:24,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:05:24,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:24,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:24,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:05:24,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:24,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:27,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:27,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 97 states and 149 transitions. [2023-11-12 00:05:27,192 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 149 transitions. [2023-11-12 00:05:27,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:05:27,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:27,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:27,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:27,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:05:27,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:27,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:28,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:28,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 101 states and 155 transitions. [2023-11-12 00:05:28,128 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 155 transitions. [2023-11-12 00:05:28,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:05:28,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:28,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:28,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:05:28,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:28,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:28,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:28,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 105 states and 161 transitions. [2023-11-12 00:05:28,928 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 161 transitions. [2023-11-12 00:05:28,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-12 00:05:28,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:28,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:28,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:05:28,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:29,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:32,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:32,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 118 states and 184 transitions. [2023-11-12 00:05:32,562 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 184 transitions. [2023-11-12 00:05:32,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-12 00:05:32,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:32,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:32,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:32,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:05:32,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:32,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:36,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:36,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 131 states and 207 transitions. [2023-11-12 00:05:36,094 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 207 transitions. [2023-11-12 00:05:36,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:05:36,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:36,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:36,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:05:36,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:36,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:38,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:38,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 137 states and 224 transitions. [2023-11-12 00:05:38,068 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 224 transitions. [2023-11-12 00:05:38,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:05:38,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:38,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:38,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:05:38,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:38,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:39,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:39,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 143 states and 241 transitions. [2023-11-12 00:05:39,490 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 241 transitions. [2023-11-12 00:05:39,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:05:39,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:39,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:39,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:05:39,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:39,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:43,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:43,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 156 states and 265 transitions. [2023-11-12 00:05:43,585 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 265 transitions. [2023-11-12 00:05:43,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:05:43,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:43,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:43,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:05:43,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:43,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:45,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:45,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 160 states and 274 transitions. [2023-11-12 00:05:45,244 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 274 transitions. [2023-11-12 00:05:45,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-12 00:05:45,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:45,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:45,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:05:45,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:45,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:46,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:46,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 163 states and 281 transitions. [2023-11-12 00:05:46,840 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 281 transitions. [2023-11-12 00:05:46,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-12 00:05:46,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:46,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:46,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:46,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:05:46,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:47,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:50,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:50,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 168 states and 293 transitions. [2023-11-12 00:05:50,329 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 293 transitions. [2023-11-12 00:05:50,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-12 00:05:50,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:50,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:50,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:05:50,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:50,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:52,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:52,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 169 states and 296 transitions. [2023-11-12 00:05:52,024 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 296 transitions. [2023-11-12 00:05:52,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:05:52,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:52,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:52,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:52,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-12 00:05:52,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:52,553 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:56,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:56,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 178 states and 314 transitions. [2023-11-12 00:05:56,773 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 314 transitions. [2023-11-12 00:05:56,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:05:56,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:56,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:56,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:05:56,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:57,096 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:03,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:03,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 187 states and 336 transitions. [2023-11-12 00:06:03,152 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 336 transitions. [2023-11-12 00:06:03,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:06:03,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:03,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:03,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:03,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:06:03,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:06:03,203 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:04,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:04,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 189 states and 342 transitions. [2023-11-12 00:06:04,435 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 342 transitions. [2023-11-12 00:06:04,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:06:04,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:04,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:04,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:06:04,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:06:04,483 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:07,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:07,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 190 states and 346 transitions. [2023-11-12 00:06:07,237 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 346 transitions. [2023-11-12 00:06:07,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:06:07,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:07,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:07,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:07,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:06:07,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:06:07,285 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:07,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:07,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 191 states and 349 transitions. [2023-11-12 00:06:07,993 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 349 transitions. [2023-11-12 00:06:07,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:06:07,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:07,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:08,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:06:08,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:06:08,041 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.