./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_dd3c3130-4675-412d-beb3-d7e957f9b43f/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd3c3130-4675-412d-beb3-d7e957f9b43f/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd3c3130-4675-412d-beb3-d7e957f9b43f/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd3c3130-4675-412d-beb3-d7e957f9b43f/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd3c3130-4675-412d-beb3-d7e957f9b43f/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd3c3130-4675-412d-beb3-d7e957f9b43f/bin/ukojak-verify-1t5iHCbJaC --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 05dbf98a57cbdf117305bcdd9c3dde8d1b2284b890adec5d1f5924f0e5e4bbbb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:12:30,520 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:12:30,637 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd3c3130-4675-412d-beb3-d7e957f9b43f/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:12:30,649 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:12:30,650 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:12:30,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:12:30,697 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:12:30,698 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:12:30,699 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:12:30,705 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:12:30,707 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:12:30,707 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:12:30,708 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:12:30,710 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:12:30,710 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:12:30,711 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:12:30,711 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:12:30,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:12:30,712 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:12:30,713 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:12:30,713 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:12:30,714 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:12:30,714 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:12:30,715 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:12:30,716 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:12:30,717 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:12:30,717 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:12:30,718 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:12:30,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:30,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:12:30,720 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:12:30,721 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:12:30,721 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:12:30,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:12:30,722 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:12:30,722 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_dd3c3130-4675-412d-beb3-d7e957f9b43f/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd3c3130-4675-412d-beb3-d7e957f9b43f/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05dbf98a57cbdf117305bcdd9c3dde8d1b2284b890adec5d1f5924f0e5e4bbbb [2023-11-23 20:12:31,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:12:31,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:12:31,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:12:31,134 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:12:31,135 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:12:31,137 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd3c3130-4675-412d-beb3-d7e957f9b43f/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound50.c [2023-11-23 20:12:34,475 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:12:34,744 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:12:34,745 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd3c3130-4675-412d-beb3-d7e957f9b43f/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound50.c [2023-11-23 20:12:34,755 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd3c3130-4675-412d-beb3-d7e957f9b43f/bin/ukojak-verify-1t5iHCbJaC/data/ca40a587c/50fb81ec9b97448ba63991f8ef7936a3/FLAGe3ad8dd8c [2023-11-23 20:12:34,775 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd3c3130-4675-412d-beb3-d7e957f9b43f/bin/ukojak-verify-1t5iHCbJaC/data/ca40a587c/50fb81ec9b97448ba63991f8ef7936a3 [2023-11-23 20:12:34,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:12:34,784 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:12:34,788 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:34,788 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:12:34,794 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:12:34,795 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:34" (1/1) ... [2023-11-23 20:12:34,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1157d50d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:34, skipping insertion in model container [2023-11-23 20:12:34,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:34" (1/1) ... [2023-11-23 20:12:34,832 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:12:35,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:35,089 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:12:35,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:35,139 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:12:35,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:35 WrapperNode [2023-11-23 20:12:35,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:35,141 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:35,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:12:35,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:12:35,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:35" (1/1) ... [2023-11-23 20:12:35,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:35" (1/1) ... [2023-11-23 20:12:35,197 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 139 [2023-11-23 20:12:35,203 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:35,203 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:12:35,204 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:12:35,205 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:12:35,215 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:35" (1/1) ... [2023-11-23 20:12:35,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:35" (1/1) ... [2023-11-23 20:12:35,218 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:35" (1/1) ... [2023-11-23 20:12:35,218 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:35" (1/1) ... [2023-11-23 20:12:35,223 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:35" (1/1) ... [2023-11-23 20:12:35,227 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:35" (1/1) ... [2023-11-23 20:12:35,229 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:35" (1/1) ... [2023-11-23 20:12:35,231 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:35" (1/1) ... [2023-11-23 20:12:35,234 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:12:35,235 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:12:35,235 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:12:35,235 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:12:35,236 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:35" (1/1) ... [2023-11-23 20:12:35,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:35,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd3c3130-4675-412d-beb3-d7e957f9b43f/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:12:35,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd3c3130-4675-412d-beb3-d7e957f9b43f/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:12:35,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd3c3130-4675-412d-beb3-d7e957f9b43f/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:12:35,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:12:35,340 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:12:35,340 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:12:35,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:12:35,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:12:35,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:12:35,340 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:12:35,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:12:35,416 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:12:35,418 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:12:35,879 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:12:35,945 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:12:35,946 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:12:35,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:35 BoogieIcfgContainer [2023-11-23 20:12:35,948 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:12:35,949 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:12:35,949 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:12:35,958 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:12:35,958 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:35" (1/1) ... [2023-11-23 20:12:35,966 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:12:36,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:36,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 125 states and 137 transitions. [2023-11-23 20:12:36,026 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 137 transitions. [2023-11-23 20:12:36,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:12:36,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:36,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:36,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:36,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:12:36,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:36,415 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:36,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:36,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 125 states and 136 transitions. [2023-11-23 20:12:36,460 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 136 transitions. [2023-11-23 20:12:36,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:12:36,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:36,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:36,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:36,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:36,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:36,660 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:36,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:36,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 128 states and 141 transitions. [2023-11-23 20:12:36,777 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 141 transitions. [2023-11-23 20:12:36,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:12:36,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:36,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:36,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:36,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:36,907 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:37,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:37,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 132 states and 148 transitions. [2023-11-23 20:12:37,138 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 148 transitions. [2023-11-23 20:12:37,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:12:37,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:37,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:37,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:37,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:37,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:37,243 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:37,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:37,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 137 states and 157 transitions. [2023-11-23 20:12:37,480 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 157 transitions. [2023-11-23 20:12:37,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:12:37,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:37,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:37,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:37,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:12:37,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:37,577 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:37,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:37,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 137 states and 156 transitions. [2023-11-23 20:12:37,597 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 156 transitions. [2023-11-23 20:12:37,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:12:37,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:37,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:37,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:37,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:37,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:37,669 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:37,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:37,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 138 states and 157 transitions. [2023-11-23 20:12:37,694 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 157 transitions. [2023-11-23 20:12:37,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:12:37,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:37,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:37,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:37,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:37,776 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:37,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:37,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 142 states and 165 transitions. [2023-11-23 20:12:37,811 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 165 transitions. [2023-11-23 20:12:37,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:12:37,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:37,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:37,891 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:37,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:37,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 142 states and 164 transitions. [2023-11-23 20:12:37,909 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 164 transitions. [2023-11-23 20:12:37,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:12:37,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:37,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:37,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:37,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:37,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:37,996 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:38,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:38,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 148 states and 178 transitions. [2023-11-23 20:12:38,232 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 178 transitions. [2023-11-23 20:12:38,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:12:38,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:38,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:38,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:38,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:38,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:38,361 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:38,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:38,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 151 states and 182 transitions. [2023-11-23 20:12:38,626 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 182 transitions. [2023-11-23 20:12:38,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:12:38,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:38,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:38,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:38,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:38,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:38,680 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:38,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:38,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 152 states and 183 transitions. [2023-11-23 20:12:38,701 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 183 transitions. [2023-11-23 20:12:38,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:12:38,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:38,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:38,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:38,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:38,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:38,754 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:38,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:38,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 153 states and 184 transitions. [2023-11-23 20:12:38,775 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 184 transitions. [2023-11-23 20:12:38,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:12:38,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:38,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:38,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:38,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:38,876 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:39,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:39,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 154 states and 185 transitions. [2023-11-23 20:12:39,272 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 185 transitions. [2023-11-23 20:12:39,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:12:39,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:39,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:39,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:39,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:39,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:39,434 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:39,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:39,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 160 states and 196 transitions. [2023-11-23 20:12:39,924 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 196 transitions. [2023-11-23 20:12:39,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:12:39,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:39,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:39,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:39,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:39,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:40,045 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:40,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:40,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 166 states and 207 transitions. [2023-11-23 20:12:40,372 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 207 transitions. [2023-11-23 20:12:40,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:12:40,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:40,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:40,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:40,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:40,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:40,421 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:41,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:41,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 173 states and 217 transitions. [2023-11-23 20:12:41,120 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 217 transitions. [2023-11-23 20:12:41,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:12:41,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:41,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:41,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:12:41,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:41,303 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:42,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:42,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 178 states and 225 transitions. [2023-11-23 20:12:42,043 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 225 transitions. [2023-11-23 20:12:42,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:12:42,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:42,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:42,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:42,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:42,123 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:42,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:42,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 185 states and 238 transitions. [2023-11-23 20:12:42,393 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 238 transitions. [2023-11-23 20:12:42,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:12:42,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:42,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:42,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:42,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:42,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:42,440 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:42,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:42,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 186 states and 239 transitions. [2023-11-23 20:12:42,472 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 239 transitions. [2023-11-23 20:12:42,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:12:42,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:42,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:42,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:42,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:42,551 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:43,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:43,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 194 states and 254 transitions. [2023-11-23 20:12:43,276 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 254 transitions. [2023-11-23 20:12:43,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:12:43,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:43,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:43,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:43,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:43,399 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:43,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:43,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 197 states and 259 transitions. [2023-11-23 20:12:43,860 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 259 transitions. [2023-11-23 20:12:43,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:12:43,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:43,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:43,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:12:43,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:44,043 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:44,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:44,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 200 states and 262 transitions. [2023-11-23 20:12:44,570 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 262 transitions. [2023-11-23 20:12:44,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:12:44,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:44,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:44,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:44,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:44,620 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:44,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:44,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 201 states and 263 transitions. [2023-11-23 20:12:44,640 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 263 transitions. [2023-11-23 20:12:44,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:12:44,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:44,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:44,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:44,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:44,854 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:45,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:45,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 202 states and 264 transitions. [2023-11-23 20:12:45,359 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 264 transitions. [2023-11-23 20:12:45,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:12:45,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:45,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:45,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:45,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:12:45,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:45,462 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:45,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:45,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 203 states and 265 transitions. [2023-11-23 20:12:45,881 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 265 transitions. [2023-11-23 20:12:45,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:12:45,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:45,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:45,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:45,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:46,085 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:47,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:47,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 211 states and 277 transitions. [2023-11-23 20:12:47,059 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 277 transitions. [2023-11-23 20:12:47,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:12:47,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:47,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:47,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:12:47,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:47,283 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:48,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:48,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 224 states and 295 transitions. [2023-11-23 20:12:48,675 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 295 transitions. [2023-11-23 20:12:48,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:12:48,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:48,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:48,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:12:48,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:48,936 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:50,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:50,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 233 states and 311 transitions. [2023-11-23 20:12:50,354 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 311 transitions. [2023-11-23 20:12:50,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:12:50,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:50,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:50,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:50,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:12:50,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:50,583 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:52,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:52,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 247 states and 331 transitions. [2023-11-23 20:12:52,517 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 331 transitions. [2023-11-23 20:12:52,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:12:52,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:52,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:52,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:52,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:52,572 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:53,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:53,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 256 states and 345 transitions. [2023-11-23 20:12:53,163 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 345 transitions. [2023-11-23 20:12:53,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:12:53,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:53,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:53,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:53,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:12:53,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:53,606 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:55,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:55,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 268 states and 359 transitions. [2023-11-23 20:12:55,422 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 359 transitions. [2023-11-23 20:12:55,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:12:55,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:55,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:55,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:55,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:55,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:55,472 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:55,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:55,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 269 states and 360 transitions. [2023-11-23 20:12:55,492 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 360 transitions. [2023-11-23 20:12:55,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:12:55,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:55,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:55,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:12:55,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:55,848 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:56,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:56,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 272 states and 364 transitions. [2023-11-23 20:12:56,424 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 364 transitions. [2023-11-23 20:12:56,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:12:56,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:56,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:56,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:12:56,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:56,747 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:13:00,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:00,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 288 states and 400 transitions. [2023-11-23 20:13:00,111 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 400 transitions. [2023-11-23 20:13:00,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:13:00,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:00,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:00,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:13:00,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:00,391 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:13:04,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:04,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 303 states and 428 transitions. [2023-11-23 20:13:04,023 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 428 transitions. [2023-11-23 20:13:04,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:13:04,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:04,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:04,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:04,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:13:04,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:04,619 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:13:09,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:09,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 320 states and 464 transitions. [2023-11-23 20:13:09,173 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 464 transitions. [2023-11-23 20:13:09,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:13:09,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:09,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:09,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:09,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:13:09,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:09,288 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:13:09,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:09,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 321 states and 469 transitions. [2023-11-23 20:13:09,603 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 469 transitions. [2023-11-23 20:13:09,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:13:09,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:09,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:09,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:09,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:13:09,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:09,974 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:13:15,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:15,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 337 states and 500 transitions. [2023-11-23 20:13:15,455 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 500 transitions. [2023-11-23 20:13:15,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:13:15,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:15,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:15,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:13:15,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:15,561 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:13:17,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:17,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 341 states and 508 transitions. [2023-11-23 20:13:17,206 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 508 transitions. [2023-11-23 20:13:17,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:13:17,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:17,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:17,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:17,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:13:17,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:17,277 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:13:17,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:17,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 343 states and 512 transitions. [2023-11-23 20:13:17,706 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 512 transitions. [2023-11-23 20:13:17,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:13:17,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:17,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:17,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:17,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:13:17,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:17,790 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:13:19,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:19,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 348 states and 519 transitions. [2023-11-23 20:13:19,275 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 519 transitions. [2023-11-23 20:13:19,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:13:19,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:19,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:19,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:13:19,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:19,662 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:13:20,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:20,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 351 states and 524 transitions. [2023-11-23 20:13:20,651 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 524 transitions. [2023-11-23 20:13:20,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:13:20,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:20,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:20,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:20,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:13:20,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:21,551 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.