./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7360bf8f-652b-4768-bab4-fcfaa12791bc/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7360bf8f-652b-4768-bab4-fcfaa12791bc/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7360bf8f-652b-4768-bab4-fcfaa12791bc/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7360bf8f-652b-4768-bab4-fcfaa12791bc/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7360bf8f-652b-4768-bab4-fcfaa12791bc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7360bf8f-652b-4768-bab4-fcfaa12791bc/bin/ukojak-verify-G8NBE6pJGL --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 c47d59ab63382053ffbe7eb88792770801b76622345c0f78fbb8210938779c5e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:33:13,643 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:33:13,789 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7360bf8f-652b-4768-bab4-fcfaa12791bc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:33:13,808 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:33:13,810 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:33:13,856 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:33:13,858 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:33:13,858 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:33:13,860 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:33:13,866 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:33:13,868 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:33:13,869 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:33:13,869 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:33:13,872 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:33:13,872 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:33:13,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:33:13,873 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:33:13,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:33:13,875 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:33:13,875 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:33:13,876 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:33:13,877 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:33:13,877 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:33:13,878 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:33:13,879 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:33:13,879 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:33:13,880 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:33:13,881 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:33:13,882 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:13,882 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:33:13,884 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:33:13,885 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:33:13,885 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:33:13,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:33:13,886 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:33:13,886 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_7360bf8f-652b-4768-bab4-fcfaa12791bc/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7360bf8f-652b-4768-bab4-fcfaa12791bc/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c47d59ab63382053ffbe7eb88792770801b76622345c0f78fbb8210938779c5e [2023-11-19 03:33:14,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:33:14,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:33:14,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:33:14,243 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:33:14,244 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:33:14,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7360bf8f-652b-4768-bab4-fcfaa12791bc/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound10.c [2023-11-19 03:33:17,556 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:33:17,839 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:33:17,840 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7360bf8f-652b-4768-bab4-fcfaa12791bc/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound10.c [2023-11-19 03:33:17,851 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7360bf8f-652b-4768-bab4-fcfaa12791bc/bin/ukojak-verify-G8NBE6pJGL/data/4dd00cdb8/259e4010929e40a2a9a598d9ddf968fa/FLAG5c3d2cd4f [2023-11-19 03:33:17,866 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7360bf8f-652b-4768-bab4-fcfaa12791bc/bin/ukojak-verify-G8NBE6pJGL/data/4dd00cdb8/259e4010929e40a2a9a598d9ddf968fa [2023-11-19 03:33:17,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:33:17,872 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:33:17,873 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:17,874 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:33:17,880 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:33:17,881 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:17" (1/1) ... [2023-11-19 03:33:17,882 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c90f706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:17, skipping insertion in model container [2023-11-19 03:33:17,882 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:17" (1/1) ... [2023-11-19 03:33:17,908 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:33:18,118 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:18,134 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:33:18,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:18,176 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:33:18,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:18 WrapperNode [2023-11-19 03:33:18,177 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:18,179 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:18,179 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:33:18,179 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:33:18,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:18" (1/1) ... [2023-11-19 03:33:18,197 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:18" (1/1) ... [2023-11-19 03:33:18,229 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2023-11-19 03:33:18,229 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:18,230 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:33:18,231 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:33:18,231 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:33:18,241 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:18" (1/1) ... [2023-11-19 03:33:18,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:18" (1/1) ... [2023-11-19 03:33:18,243 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:18" (1/1) ... [2023-11-19 03:33:18,244 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:18" (1/1) ... [2023-11-19 03:33:18,249 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:18" (1/1) ... [2023-11-19 03:33:18,253 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:18" (1/1) ... [2023-11-19 03:33:18,254 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:18" (1/1) ... [2023-11-19 03:33:18,256 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:18" (1/1) ... [2023-11-19 03:33:18,258 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:33:18,260 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:33:18,260 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:33:18,260 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:33:18,261 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:18" (1/1) ... [2023-11-19 03:33:18,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:18,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7360bf8f-652b-4768-bab4-fcfaa12791bc/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:33:18,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7360bf8f-652b-4768-bab4-fcfaa12791bc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:33:18,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7360bf8f-652b-4768-bab4-fcfaa12791bc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:33:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:33:18,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:33:18,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:33:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:33:18,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:33:18,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:33:18,432 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:33:18,435 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:33:18,938 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:33:18,982 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:33:18,982 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:33:18,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:18 BoogieIcfgContainer [2023-11-19 03:33:18,987 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:33:18,988 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:33:18,989 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:33:18,999 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:33:19,000 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:18" (1/1) ... [2023-11-19 03:33:19,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:33:19,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:19,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 97 states and 99 transitions. [2023-11-19 03:33:19,071 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 99 transitions. [2023-11-19 03:33:19,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:33:19,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:19,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:19,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:19,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:19,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:19,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2023-11-19 03:33:19,237 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2023-11-19 03:33:19,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:33:19,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:19,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:19,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:19,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:19,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 99 states and 101 transitions. [2023-11-19 03:33:19,361 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 101 transitions. [2023-11-19 03:33:19,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:33:19,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:19,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:19,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:19,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:19,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 102 states and 105 transitions. [2023-11-19 03:33:19,462 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2023-11-19 03:33:19,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:33:19,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:19,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:19,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:19,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:19,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:19,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 106 states and 112 transitions. [2023-11-19 03:33:19,764 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 112 transitions. [2023-11-19 03:33:19,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:33:19,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:19,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:19,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:19,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:19,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:19,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 107 states and 113 transitions. [2023-11-19 03:33:19,822 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 113 transitions. [2023-11-19 03:33:19,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:33:19,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:19,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:19,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:19,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:19,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 106 states and 112 transitions. [2023-11-19 03:33:19,845 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 112 transitions. [2023-11-19 03:33:19,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:33:19,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:19,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:19,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:19,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:33:19,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:19,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:19,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:19,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 108 states and 114 transitions. [2023-11-19 03:33:19,910 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 114 transitions. [2023-11-19 03:33:19,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:33:19,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:19,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:19,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:19,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:33:19,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:19,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:19,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:19,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 109 states and 115 transitions. [2023-11-19 03:33:19,958 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 115 transitions. [2023-11-19 03:33:19,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:33:19,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:19,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:19,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:33:19,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:19,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:20,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:20,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 110 states and 116 transitions. [2023-11-19 03:33:20,010 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2023-11-19 03:33:20,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:33:20,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:20,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:20,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:20,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:33:20,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:20,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:20,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:20,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 118 states and 125 transitions. [2023-11-19 03:33:20,221 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 125 transitions. [2023-11-19 03:33:20,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:33:20,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:20,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:20,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:33:20,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:20,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:20,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:20,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 126 states and 134 transitions. [2023-11-19 03:33:20,513 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 134 transitions. [2023-11-19 03:33:20,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:33:20,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:20,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:20,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:20,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:20,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:20,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:20,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:20,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 127 states and 136 transitions. [2023-11-19 03:33:20,600 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 136 transitions. [2023-11-19 03:33:20,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:33:20,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:20,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:20,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:20,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:20,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:20,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:20,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:20,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 129 states and 139 transitions. [2023-11-19 03:33:20,701 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 139 transitions. [2023-11-19 03:33:20,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:33:20,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:20,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:20,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:20,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:33:20,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:20,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:20,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:20,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 128 states and 138 transitions. [2023-11-19 03:33:20,730 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 138 transitions. [2023-11-19 03:33:20,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:33:20,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:20,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:20,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:33:20,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:20,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:20,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:20,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 131 states and 141 transitions. [2023-11-19 03:33:20,851 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 141 transitions. [2023-11-19 03:33:20,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:33:20,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:20,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:20,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:20,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:33:20,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:20,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:21,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:21,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 137 states and 147 transitions. [2023-11-19 03:33:21,083 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 147 transitions. [2023-11-19 03:33:21,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:33:21,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:21,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:21,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:21,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:33:21,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:21,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:21,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:21,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 143 states and 154 transitions. [2023-11-19 03:33:21,290 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 154 transitions. [2023-11-19 03:33:21,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:33:21,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:21,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:21,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:21,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:33:21,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:21,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:21,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:21,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 144 states and 156 transitions. [2023-11-19 03:33:21,604 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 156 transitions. [2023-11-19 03:33:21,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:33:21,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:21,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:21,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:21,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:33:21,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:21,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:21,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:21,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 146 states and 160 transitions. [2023-11-19 03:33:21,909 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 160 transitions. [2023-11-19 03:33:21,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:33:21,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:21,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:21,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:21,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:21,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:22,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:22,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:22,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 149 states and 165 transitions. [2023-11-19 03:33:22,230 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 165 transitions. [2023-11-19 03:33:22,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:33:22,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:22,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:22,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:22,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:22,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:22,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:23,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:23,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 171 states and 195 transitions. [2023-11-19 03:33:23,046 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 195 transitions. [2023-11-19 03:33:23,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:33:23,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:23,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:23,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:23,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:23,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:23,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:23,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:23,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 176 states and 204 transitions. [2023-11-19 03:33:23,585 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 204 transitions. [2023-11-19 03:33:23,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:33:23,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:23,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:23,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:23,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:23,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:24,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:24,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 199 states and 236 transitions. [2023-11-19 03:33:24,530 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 236 transitions. [2023-11-19 03:33:24,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:33:24,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:24,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:24,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:24,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:24,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:25,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:25,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 202 states and 240 transitions. [2023-11-19 03:33:25,175 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 240 transitions. [2023-11-19 03:33:25,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:33:25,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:25,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:25,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:25,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:25,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:25,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:25,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:25,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 205 states and 247 transitions. [2023-11-19 03:33:25,667 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 247 transitions. [2023-11-19 03:33:25,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:33:25,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:25,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:25,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:25,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:25,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:25,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:26,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:26,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 209 states and 252 transitions. [2023-11-19 03:33:26,781 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 252 transitions. [2023-11-19 03:33:26,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:33:26,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:26,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:26,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:26,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:26,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:27,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:27,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 213 states and 260 transitions. [2023-11-19 03:33:27,312 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 260 transitions. [2023-11-19 03:33:27,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:33:27,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:27,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:27,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:33:27,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:27,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:27,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:27,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 212 states and 259 transitions. [2023-11-19 03:33:27,379 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 259 transitions. [2023-11-19 03:33:27,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:33:27,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:27,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:27,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:33:27,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:27,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:27,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:27,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 211 states and 258 transitions. [2023-11-19 03:33:27,432 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 258 transitions. [2023-11-19 03:33:27,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:33:27,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:27,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:27,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:27,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:27,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:28,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:28,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 217 states and 265 transitions. [2023-11-19 03:33:28,785 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 265 transitions. [2023-11-19 03:33:28,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:33:28,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:28,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:28,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:33:28,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:28,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:29,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:29,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 226 states and 280 transitions. [2023-11-19 03:33:29,904 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 280 transitions. [2023-11-19 03:33:29,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:33:29,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:29,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:29,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:29,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:30,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:31,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:31,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 233 states and 289 transitions. [2023-11-19 03:33:31,014 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 289 transitions. [2023-11-19 03:33:31,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:33:31,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:31,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:31,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:31,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:33:31,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:31,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:32,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:32,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 245 states and 306 transitions. [2023-11-19 03:33:32,057 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 306 transitions. [2023-11-19 03:33:32,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:33:32,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:32,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:32,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:32,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:32,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:32,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:33,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:33,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 253 states and 316 transitions. [2023-11-19 03:33:33,320 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 316 transitions. [2023-11-19 03:33:33,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:33:33,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:33,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:33,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:33:33,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:33,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:34,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:34,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 265 states and 336 transitions. [2023-11-19 03:33:34,656 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 336 transitions. [2023-11-19 03:33:34,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:33:34,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:34,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:34,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:34,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:34,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:34,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:36,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:36,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 274 states and 347 transitions. [2023-11-19 03:33:36,273 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 347 transitions. [2023-11-19 03:33:36,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:33:36,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:36,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:36,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:36,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:36,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:38,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:38,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 284 states and 359 transitions. [2023-11-19 03:33:38,226 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 359 transitions. [2023-11-19 03:33:38,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:33:38,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:38,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:38,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:38,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:33:38,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:38,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:33:38,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:38,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 285 states and 360 transitions. [2023-11-19 03:33:38,541 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 360 transitions. [2023-11-19 03:33:38,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:33:38,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:38,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:38,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:38,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:38,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:39,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:39,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 284 states and 359 transitions. [2023-11-19 03:33:39,620 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 359 transitions. [2023-11-19 03:33:39,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:33:39,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:39,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:39,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:39,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:33:39,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:39,918 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:40,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:40,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 289 states and 368 transitions. [2023-11-19 03:33:40,497 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 368 transitions. [2023-11-19 03:33:40,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:33:40,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:40,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:40,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:40,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:40,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:41,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:41,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 288 states and 367 transitions. [2023-11-19 03:33:41,625 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 367 transitions. [2023-11-19 03:33:41,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:33:41,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:41,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:41,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:33:41,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:41,720 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:42,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:42,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 292 states and 375 transitions. [2023-11-19 03:33:42,098 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 375 transitions. [2023-11-19 03:33:42,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:33:42,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:42,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:42,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:33:42,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:42,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:42,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:42,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 291 states and 374 transitions. [2023-11-19 03:33:42,153 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 374 transitions. [2023-11-19 03:33:42,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:33:42,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:42,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:42,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:42,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:33:42,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:42,292 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:42,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:42,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 296 states and 381 transitions. [2023-11-19 03:33:42,771 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 381 transitions. [2023-11-19 03:33:42,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:33:42,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:42,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:42,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:42,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:42,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:44,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:44,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 295 states and 380 transitions. [2023-11-19 03:33:44,731 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 380 transitions. [2023-11-19 03:33:44,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:33:44,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:44,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:44,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:44,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:44,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:48,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:48,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 310 states and 397 transitions. [2023-11-19 03:33:48,660 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 397 transitions. [2023-11-19 03:33:48,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:33:48,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:48,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:48,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:33:48,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:48,946 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:49,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:49,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 313 states and 402 transitions. [2023-11-19 03:33:49,758 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 402 transitions. [2023-11-19 03:33:49,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:33:49,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:49,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:49,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:49,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:49,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:50,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:50,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 312 states and 401 transitions. [2023-11-19 03:33:50,913 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 401 transitions. [2023-11-19 03:33:50,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:33:50,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:50,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:50,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:33:50,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:51,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:51,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:51,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 316 states and 406 transitions. [2023-11-19 03:33:51,435 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 406 transitions. [2023-11-19 03:33:51,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:33:51,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:51,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:51,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:51,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:51,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:57,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:57,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 333 states and 425 transitions. [2023-11-19 03:33:57,707 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 425 transitions. [2023-11-19 03:33:57,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:33:57,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:57,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:57,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:33:57,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:57,810 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:33:58,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:58,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 337 states and 430 transitions. [2023-11-19 03:33:58,123 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 430 transitions. [2023-11-19 03:33:58,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:33:58,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:58,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:58,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:58,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:58,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:58,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:01,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:01,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 336 states and 429 transitions. [2023-11-19 03:34:01,646 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 429 transitions. [2023-11-19 03:34:01,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:34:01,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:01,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:01,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:34:01,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:01,840 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:02,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:02,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 342 states and 436 transitions. [2023-11-19 03:34:02,626 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 436 transitions. [2023-11-19 03:34:02,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:34:02,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:02,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:02,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:02,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:34:02,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:03,240 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:04,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:04,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 350 states and 447 transitions. [2023-11-19 03:34:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 447 transitions. [2023-11-19 03:34:04,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:34:04,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:04,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:04,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:04,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:34:04,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:04,993 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:05,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:05,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 354 states and 453 transitions. [2023-11-19 03:34:05,803 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 453 transitions. [2023-11-19 03:34:05,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:34:05,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:05,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:05,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:34:05,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:05,961 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:06,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:06,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 356 states and 457 transitions. [2023-11-19 03:34:06,032 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 457 transitions. [2023-11-19 03:34:06,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:34:06,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:06,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:06,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:34:06,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:06,166 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:07,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:07,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 363 states and 467 transitions. [2023-11-19 03:34:07,292 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 467 transitions. [2023-11-19 03:34:07,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:07,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:07,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:07,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:07,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:34:07,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:07,901 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.