./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound100.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_4fa307bc-2647-4852-89d0-3c31d08739da/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa307bc-2647-4852-89d0-3c31d08739da/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_4fa307bc-2647-4852-89d0-3c31d08739da/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa307bc-2647-4852-89d0-3c31d08739da/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa307bc-2647-4852-89d0-3c31d08739da/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_4fa307bc-2647-4852-89d0-3c31d08739da/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 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:15:26,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:15:26,128 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa307bc-2647-4852-89d0-3c31d08739da/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:15:26,134 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:15:26,135 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:15:26,181 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:15:26,182 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:15:26,183 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:15:26,184 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:15:26,185 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:15:26,186 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:15:26,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:15:26,187 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:15:26,188 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:15:26,189 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:15:26,189 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:15:26,190 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:15:26,191 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:15:26,191 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:15:26,192 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:15:26,192 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:15:26,193 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:15:26,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:15:26,194 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:15:26,195 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:15:26,196 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:15:26,196 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:15:26,197 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:15:26,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:15:26,198 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:15:26,199 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:15:26,199 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:15:26,200 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:15:26,200 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:15:26,201 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:15:26,201 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_4fa307bc-2647-4852-89d0-3c31d08739da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa307bc-2647-4852-89d0-3c31d08739da/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 [2023-11-23 20:15:26,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:15:26,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:15:26,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:15:26,577 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:15:26,577 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:15:26,579 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa307bc-2647-4852-89d0-3c31d08739da/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound100.c [2023-11-23 20:15:29,565 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:15:29,908 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:15:29,909 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa307bc-2647-4852-89d0-3c31d08739da/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound100.c [2023-11-23 20:15:29,917 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa307bc-2647-4852-89d0-3c31d08739da/bin/ukojak-verify-1t5iHCbJaC/data/9da1ab486/f066f024dfc945cbb27908ac946e0bc0/FLAGc4773a7c4 [2023-11-23 20:15:29,936 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa307bc-2647-4852-89d0-3c31d08739da/bin/ukojak-verify-1t5iHCbJaC/data/9da1ab486/f066f024dfc945cbb27908ac946e0bc0 [2023-11-23 20:15:29,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:15:29,946 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:15:29,948 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:15:29,949 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:15:29,955 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:15:29,957 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:15:29" (1/1) ... [2023-11-23 20:15:29,959 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cd62023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:29, skipping insertion in model container [2023-11-23 20:15:29,959 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:15:29" (1/1) ... [2023-11-23 20:15:29,985 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:15:30,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:15:30,200 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:15:30,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:15:30,231 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:15:30,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:30 WrapperNode [2023-11-23 20:15:30,231 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:15:30,232 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:15:30,233 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:15:30,233 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:15:30,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:30" (1/1) ... [2023-11-23 20:15:30,250 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:30" (1/1) ... [2023-11-23 20:15:30,284 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-11-23 20:15:30,285 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:15:30,286 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:15:30,286 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:15:30,286 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:15:30,295 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:30" (1/1) ... [2023-11-23 20:15:30,295 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:30" (1/1) ... [2023-11-23 20:15:30,297 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:30" (1/1) ... [2023-11-23 20:15:30,298 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:30" (1/1) ... [2023-11-23 20:15:30,301 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:30" (1/1) ... [2023-11-23 20:15:30,304 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:30" (1/1) ... [2023-11-23 20:15:30,305 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:30" (1/1) ... [2023-11-23 20:15:30,306 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:30" (1/1) ... [2023-11-23 20:15:30,308 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:15:30,309 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:15:30,309 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:15:30,309 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:15:30,311 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:15:30" (1/1) ... [2023-11-23 20:15:30,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:15:30,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa307bc-2647-4852-89d0-3c31d08739da/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:15:30,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa307bc-2647-4852-89d0-3c31d08739da/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:15:30,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa307bc-2647-4852-89d0-3c31d08739da/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:15:30,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:15:30,384 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:15:30,384 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:15:30,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:15:30,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:15:30,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:15:30,385 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:15:30,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:15:30,449 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:15:30,452 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:15:30,674 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:15:30,715 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:15:30,716 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:15:30,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:15:30 BoogieIcfgContainer [2023-11-23 20:15:30,718 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:15:30,719 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:15:30,719 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:15:30,731 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:15:30,731 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:15:30" (1/1) ... [2023-11-23 20:15:30,741 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:15:30,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:30,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 55 states and 59 transitions. [2023-11-23 20:15:30,803 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 59 transitions. [2023-11-23 20:15:30,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:15:30,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:30,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:31,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:15:31,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:31,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:31,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:31,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 55 states and 58 transitions. [2023-11-23 20:15:31,121 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2023-11-23 20:15:31,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:15:31,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:31,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:31,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:31,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:31,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:31,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:31,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 57 states and 62 transitions. [2023-11-23 20:15:31,213 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 62 transitions. [2023-11-23 20:15:31,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:15:31,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:31,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:31,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:31,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:31,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:31,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:31,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:31,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 58 states and 63 transitions. [2023-11-23 20:15:31,309 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2023-11-23 20:15:31,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:15:31,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:31,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:31,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:31,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:31,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:31,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:31,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2023-11-23 20:15:31,507 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2023-11-23 20:15:31,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:15:31,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:31,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:31,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:31,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:31,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:31,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:31,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 67 states and 79 transitions. [2023-11-23 20:15:31,835 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions. [2023-11-23 20:15:31,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:15:31,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:31,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:31,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:15:31,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:32,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:32,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:32,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 73 states and 88 transitions. [2023-11-23 20:15:32,469 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 88 transitions. [2023-11-23 20:15:32,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:15:32,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:32,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:32,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:32,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:15:32,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:32,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:33,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:33,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 75 states and 91 transitions. [2023-11-23 20:15:33,064 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 91 transitions. [2023-11-23 20:15:33,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:15:33,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:33,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:33,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:33,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:33,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:33,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:33,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:33,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 79 states and 98 transitions. [2023-11-23 20:15:33,266 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 98 transitions. [2023-11-23 20:15:33,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:15:33,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:33,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:33,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:33,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:33,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:33,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:33,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:33,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 82 states and 104 transitions. [2023-11-23 20:15:33,452 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 104 transitions. [2023-11-23 20:15:33,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:15:33,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:33,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:33,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:33,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:33,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:33,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:33,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:33,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 86 states and 112 transitions. [2023-11-23 20:15:33,692 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 112 transitions. [2023-11-23 20:15:33,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:15:33,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:33,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:33,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:33,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:33,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:33,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:33,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 90 states and 120 transitions. [2023-11-23 20:15:33,961 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 120 transitions. [2023-11-23 20:15:33,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:15:33,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:33,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:33,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:33,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:34,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:34,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:34,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 93 states and 123 transitions. [2023-11-23 20:15:34,335 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 123 transitions. [2023-11-23 20:15:34,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:15:34,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:34,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:34,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:34,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:34,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:34,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:34,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 92 states and 122 transitions. [2023-11-23 20:15:34,556 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 122 transitions. [2023-11-23 20:15:34,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:15:34,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:34,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:34,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:34,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:34,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:36,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:36,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 98 states and 136 transitions. [2023-11-23 20:15:36,272 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 136 transitions. [2023-11-23 20:15:36,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:15:36,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:36,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:36,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:36,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:36,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:36,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:36,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:36,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 102 states and 140 transitions. [2023-11-23 20:15:36,896 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 140 transitions. [2023-11-23 20:15:36,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:15:36,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:36,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:36,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:36,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:36,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:37,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:37,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 104 states and 142 transitions. [2023-11-23 20:15:37,536 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 142 transitions. [2023-11-23 20:15:37,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:15:37,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:37,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:37,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:37,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:37,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:37,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:38,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:38,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 111 states and 154 transitions. [2023-11-23 20:15:38,271 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 154 transitions. [2023-11-23 20:15:38,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:15:38,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:38,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:38,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:15:38,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:38,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:15:40,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:40,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 126 states and 177 transitions. [2023-11-23 20:15:40,188 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 177 transitions. [2023-11-23 20:15:40,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:15:40,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:40,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:40,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:40,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:15:40,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:40,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:15:40,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:40,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 129 states and 182 transitions. [2023-11-23 20:15:40,675 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 182 transitions. [2023-11-23 20:15:40,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:15:40,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:40,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:40,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:40,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:40,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:42,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:42,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 135 states and 196 transitions. [2023-11-23 20:15:42,108 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 196 transitions. [2023-11-23 20:15:42,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:15:42,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:42,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:42,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:42,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:42,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:42,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:42,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 139 states and 205 transitions. [2023-11-23 20:15:42,580 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 205 transitions. [2023-11-23 20:15:42,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:15:42,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:42,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:42,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:42,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:42,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:42,658 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:43,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:43,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 145 states and 216 transitions. [2023-11-23 20:15:43,693 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 216 transitions. [2023-11-23 20:15:43,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:15:43,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:43,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:43,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:15:43,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:44,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:46,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:46,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 161 states and 242 transitions. [2023-11-23 20:15:46,700 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 242 transitions. [2023-11-23 20:15:46,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:15:46,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:46,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:46,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:15:46,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:46,774 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:49,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:49,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 168 states and 255 transitions. [2023-11-23 20:15:49,193 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 255 transitions. [2023-11-23 20:15:49,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:15:49,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:49,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:49,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:15:49,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:49,545 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:50,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:50,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 170 states and 258 transitions. [2023-11-23 20:15:50,251 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 258 transitions. [2023-11-23 20:15:50,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:15:50,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:50,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:50,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:15:50,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:50,500 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:51,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:51,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 174 states and 266 transitions. [2023-11-23 20:15:51,660 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 266 transitions. [2023-11-23 20:15:51,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:15:51,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:51,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:51,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:15:51,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:51,948 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:52,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:52,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 177 states and 273 transitions. [2023-11-23 20:15:52,524 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 273 transitions. [2023-11-23 20:15:52,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:15:52,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:52,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:52,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:52,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:52,570 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:53,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:53,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 181 states and 282 transitions. [2023-11-23 20:15:53,928 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 282 transitions. [2023-11-23 20:15:53,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:15:53,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:53,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:53,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:15:53,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:54,228 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:56,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:56,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 191 states and 299 transitions. [2023-11-23 20:15:56,584 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 299 transitions. [2023-11-23 20:15:56,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:15:56,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:56,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:56,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:56,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:15:56,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:56,646 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:57,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:57,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 192 states and 300 transitions. [2023-11-23 20:15:57,311 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 300 transitions. [2023-11-23 20:15:57,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:15:57,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:57,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:57,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:57,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:15:57,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:57,617 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:15:58,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:58,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 198 states and 308 transitions. [2023-11-23 20:15:58,804 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 308 transitions. [2023-11-23 20:15:58,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:15:58,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:58,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:58,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:58,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:15:58,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:59,281 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:16:01,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:01,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 207 states and 321 transitions. [2023-11-23 20:16:01,655 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 321 transitions. [2023-11-23 20:16:01,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:16:01,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:01,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:01,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:16:01,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:01,923 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:16:03,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:03,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 214 states and 329 transitions. [2023-11-23 20:16:03,103 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 329 transitions. [2023-11-23 20:16:03,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:16:03,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:03,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:03,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:16:03,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:03,166 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:16:03,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:03,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 215 states and 332 transitions. [2023-11-23 20:16:03,826 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 332 transitions. [2023-11-23 20:16:03,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:16:03,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:03,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:03,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:16:03,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:04,554 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:16:06,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:06,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 224 states and 343 transitions. [2023-11-23 20:16:06,695 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 343 transitions. [2023-11-23 20:16:06,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:16:06,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:06,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:06,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:16:06,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:06,785 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:16:07,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:07,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 225 states and 345 transitions. [2023-11-23 20:16:07,325 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 345 transitions. [2023-11-23 20:16:07,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:16:07,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:07,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:07,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:07,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:16:07,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:07,419 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:16:08,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:08,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 226 states and 346 transitions. [2023-11-23 20:16:08,140 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 346 transitions. [2023-11-23 20:16:08,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:16:08,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:08,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:08,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:16:08,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:08,251 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:16:08,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:08,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 227 states and 347 transitions. [2023-11-23 20:16:08,800 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 347 transitions. [2023-11-23 20:16:08,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:16:08,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:08,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:08,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:08,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:16:08,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:08,890 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:16:09,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:09,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 228 states and 348 transitions. [2023-11-23 20:16:09,393 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 348 transitions. [2023-11-23 20:16:09,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:16:09,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:09,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:09,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:09,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:16:09,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:09,458 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:16:10,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:10,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 230 states and 351 transitions. [2023-11-23 20:16:10,476 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 351 transitions. [2023-11-23 20:16:10,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:16:10,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:10,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:10,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:16:10,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:10,532 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:16:11,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:11,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 231 states and 353 transitions. [2023-11-23 20:16:11,080 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 353 transitions. [2023-11-23 20:16:11,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:16:11,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:11,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:11,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:11,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:16:11,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:11,120 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:16:11,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:11,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 232 states and 353 transitions. [2023-11-23 20:16:11,663 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 353 transitions. [2023-11-23 20:16:11,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:16:11,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:11,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:11,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:11,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:16:11,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:11,836 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:16:13,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:13,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 238 states and 370 transitions. [2023-11-23 20:16:13,478 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 370 transitions. [2023-11-23 20:16:13,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:16:13,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:13,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:13,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:16:13,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:13,563 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:16:15,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:15,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 238 states and 369 transitions. [2023-11-23 20:16:15,830 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 369 transitions. [2023-11-23 20:16:15,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:16:15,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:15,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:15,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:15,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:16:15,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:15,893 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:16:16,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:16,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 239 states and 370 transitions. [2023-11-23 20:16:16,489 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 370 transitions. [2023-11-23 20:16:16,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:16:16,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:16,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:16,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:16:16,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:16,536 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:16:17,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:17,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 237 states and 364 transitions. [2023-11-23 20:16:17,890 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 364 transitions. [2023-11-23 20:16:17,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:16:17,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:17,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:17,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:17,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:16:17,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:17,967 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:16:19,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:19,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 242 states and 373 transitions. [2023-11-23 20:16:19,525 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 373 transitions. [2023-11-23 20:16:19,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:16:19,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:19,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:19,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:16:19,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:19,568 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:16:21,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:21,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 242 states and 372 transitions. [2023-11-23 20:16:21,661 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 372 transitions. [2023-11-23 20:16:21,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:16:21,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:21,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:21,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:21,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:16:21,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:21,732 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:16:22,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:22,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 243 states and 373 transitions. [2023-11-23 20:16:22,502 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 373 transitions. [2023-11-23 20:16:22,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:16:22,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:22,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:22,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:16:22,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:22,612 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:16:24,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:24,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 250 states and 382 transitions. [2023-11-23 20:16:24,036 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 382 transitions. [2023-11-23 20:16:24,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:16:24,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:24,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:24,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:16:24,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:16:24,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:16:24,106 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.