./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/init-2-n-u.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_eadbc239-0bbd-47cc-b8e7-a0554856e954/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eadbc239-0bbd-47cc-b8e7-a0554856e954/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_eadbc239-0bbd-47cc-b8e7-a0554856e954/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eadbc239-0bbd-47cc-b8e7-a0554856e954/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/init-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eadbc239-0bbd-47cc-b8e7-a0554856e954/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_eadbc239-0bbd-47cc-b8e7-a0554856e954/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 44b18e123610caaf6237dddd08dfbd765ad919d1168e6261239628431b3c22b1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:02:57,959 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:02:58,031 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eadbc239-0bbd-47cc-b8e7-a0554856e954/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:02:58,037 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:02:58,037 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:02:58,062 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:02:58,063 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:02:58,064 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:02:58,065 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:02:58,065 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:02:58,066 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:02:58,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:02:58,067 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:02:58,068 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:02:58,068 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:02:58,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:02:58,069 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:02:58,070 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:02:58,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:02:58,071 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:02:58,072 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:02:58,078 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:02:58,079 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:02:58,079 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:02:58,080 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:02:58,080 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:02:58,080 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:02:58,081 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:02:58,081 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:58,083 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:02:58,083 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:02:58,083 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:02:58,084 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:02:58,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:02:58,085 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:02:58,085 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_eadbc239-0bbd-47cc-b8e7-a0554856e954/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eadbc239-0bbd-47cc-b8e7-a0554856e954/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44b18e123610caaf6237dddd08dfbd765ad919d1168e6261239628431b3c22b1 [2023-11-19 04:02:58,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:02:58,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:02:58,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:02:58,402 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:02:58,402 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:02:58,404 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eadbc239-0bbd-47cc-b8e7-a0554856e954/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-multidimensional/init-2-n-u.c [2023-11-19 04:03:01,567 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:01,791 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:01,792 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eadbc239-0bbd-47cc-b8e7-a0554856e954/sv-benchmarks/c/array-multidimensional/init-2-n-u.c [2023-11-19 04:03:01,801 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eadbc239-0bbd-47cc-b8e7-a0554856e954/bin/ukojak-verify-G8NBE6pJGL/data/a6da76d54/60579ce94d1d4fbc903712ea5421c693/FLAGf153a929a [2023-11-19 04:03:01,818 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eadbc239-0bbd-47cc-b8e7-a0554856e954/bin/ukojak-verify-G8NBE6pJGL/data/a6da76d54/60579ce94d1d4fbc903712ea5421c693 [2023-11-19 04:03:01,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:01,823 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:01,825 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:01,825 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:01,830 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:01,831 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:01" (1/1) ... [2023-11-19 04:03:01,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@147a36c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:01, skipping insertion in model container [2023-11-19 04:03:01,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:01" (1/1) ... [2023-11-19 04:03:01,856 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:02,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:02,014 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:02,030 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:02,044 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:02,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:02 WrapperNode [2023-11-19 04:03:02,045 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:02,046 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:02,046 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:02,046 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:02,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:02" (1/1) ... [2023-11-19 04:03:02,060 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:02" (1/1) ... [2023-11-19 04:03:02,080 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2023-11-19 04:03:02,080 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:02,081 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:02,081 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:02,081 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:02,089 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:02" (1/1) ... [2023-11-19 04:03:02,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:02" (1/1) ... [2023-11-19 04:03:02,091 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:02" (1/1) ... [2023-11-19 04:03:02,092 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:02" (1/1) ... [2023-11-19 04:03:02,096 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:02" (1/1) ... [2023-11-19 04:03:02,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:02" (1/1) ... [2023-11-19 04:03:02,102 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:02" (1/1) ... [2023-11-19 04:03:02,103 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:02" (1/1) ... [2023-11-19 04:03:02,105 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:02,106 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:02,106 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:02,106 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:02,107 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:02" (1/1) ... [2023-11-19 04:03:02,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:02,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eadbc239-0bbd-47cc-b8e7-a0554856e954/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:02,148 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eadbc239-0bbd-47cc-b8e7-a0554856e954/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:02,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eadbc239-0bbd-47cc-b8e7-a0554856e954/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:03:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:03:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:03:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:03:02,278 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:02,280 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:02,449 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:02,503 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:02,503 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 04:03:02,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:02 BoogieIcfgContainer [2023-11-19 04:03:02,508 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:02,509 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:02,509 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:02,519 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:02,520 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:02" (1/1) ... [2023-11-19 04:03:02,529 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:02,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:02,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2023-11-19 04:03:02,586 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2023-11-19 04:03:02,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:03:02,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:02,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:02,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:02,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:02,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:02,776 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 04:03:02,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:02,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2023-11-19 04:03:02,839 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2023-11-19 04:03:02,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:03:02,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:02,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:02,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:02,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:02,917 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 04:03:03,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2023-11-19 04:03:03,060 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2023-11-19 04:03:03,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:03,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:03,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:03,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:03,098 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 04:03:03,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2023-11-19 04:03:03,124 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2023-11-19 04:03:03,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:03,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:03,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:03,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:03,209 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 04:03:03,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 48 transitions. [2023-11-19 04:03:03,342 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2023-11-19 04:03:03,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:03,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:03,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:03,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:03,373 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 04:03:03,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2023-11-19 04:03:03,408 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2023-11-19 04:03:03,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:03,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:03,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:03,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:03,452 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 04:03:03,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2023-11-19 04:03:03,628 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2023-11-19 04:03:03,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:03:03,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:03,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:03,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:03,662 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 04:03:03,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 73 transitions. [2023-11-19 04:03:03,704 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2023-11-19 04:03:03,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:03:03,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:03,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:03,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:03,740 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 04:03:03,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 46 states and 83 transitions. [2023-11-19 04:03:03,810 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2023-11-19 04:03:03,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:03:03,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:03,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:03,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:03,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:03,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 43 states and 74 transitions. [2023-11-19 04:03:03,918 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 74 transitions. [2023-11-19 04:03:03,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:03:03,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:03,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:03,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:03,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:04,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:04,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2023-11-19 04:03:04,020 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2023-11-19 04:03:04,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:03:04,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:04,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:04,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:04,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:04,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:04,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:04,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:04,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2023-11-19 04:03:04,144 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2023-11-19 04:03:04,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:03:04,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:04,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:04,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:04,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:04,223 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 04:03:04,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:04,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 50 states and 85 transitions. [2023-11-19 04:03:04,461 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 85 transitions. [2023-11-19 04:03:04,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:03:04,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:04,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:04,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:04,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:04,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:04,523 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 04:03:04,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:04,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 87 transitions. [2023-11-19 04:03:04,666 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 87 transitions. [2023-11-19 04:03:04,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:03:04,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:04,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:04,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:04,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:04,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:04,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:04,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:04,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 54 states and 90 transitions. [2023-11-19 04:03:04,839 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 90 transitions. [2023-11-19 04:03:04,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:03:04,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:04,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:04,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:04,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:04,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:04,930 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:05,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:05,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 94 transitions. [2023-11-19 04:03:05,258 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2023-11-19 04:03:05,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:03:05,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:05,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:05,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:05,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:05,303 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:03:05,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:05,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 58 states and 95 transitions. [2023-11-19 04:03:05,380 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 95 transitions. [2023-11-19 04:03:05,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:03:05,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:05,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:05,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:05,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:05,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:05,469 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 04:03:05,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:05,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 61 states and 102 transitions. [2023-11-19 04:03:05,728 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 102 transitions. [2023-11-19 04:03:05,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:03:05,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:05,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:05,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:05,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:05,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:05,776 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:03:05,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:05,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 64 states and 105 transitions. [2023-11-19 04:03:05,927 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 105 transitions. [2023-11-19 04:03:05,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:03:05,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:05,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:05,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:05,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:05,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:06,047 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:06,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:06,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 67 states and 108 transitions. [2023-11-19 04:03:06,269 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 108 transitions. [2023-11-19 04:03:06,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:03:06,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:06,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:06,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:06,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:06,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:06,317 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:03:06,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:06,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 69 states and 109 transitions. [2023-11-19 04:03:06,399 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 109 transitions. [2023-11-19 04:03:06,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:03:06,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:06,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:06,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:06,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:06,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:06,490 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:06,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:06,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 72 states and 116 transitions. [2023-11-19 04:03:06,747 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 116 transitions. [2023-11-19 04:03:06,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:03:06,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:06,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:06,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:06,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:06,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:06,792 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:03:06,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:06,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 75 states and 119 transitions. [2023-11-19 04:03:06,976 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 119 transitions. [2023-11-19 04:03:06,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:03:06,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:06,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:07,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:07,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:07,105 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:07,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:07,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 78 states and 122 transitions. [2023-11-19 04:03:07,358 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 122 transitions. [2023-11-19 04:03:07,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:03:07,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:07,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:07,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:07,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:07,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:07,420 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 04:03:07,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:07,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 80 states and 123 transitions. [2023-11-19 04:03:07,524 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 123 transitions. [2023-11-19 04:03:07,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:03:07,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:07,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:07,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:07,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:07,641 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:07,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:07,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 83 states and 130 transitions. [2023-11-19 04:03:07,936 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 130 transitions. [2023-11-19 04:03:07,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:03:07,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:07,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:07,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:07,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:07,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:07,992 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 04:03:08,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:08,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 86 states and 133 transitions. [2023-11-19 04:03:08,171 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2023-11-19 04:03:08,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:03:08,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:08,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:08,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:08,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:08,308 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:08,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:08,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 89 states and 136 transitions. [2023-11-19 04:03:08,578 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 136 transitions. [2023-11-19 04:03:08,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:03:08,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:08,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:08,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:08,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:08,637 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-19 04:03:08,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:08,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 91 states and 137 transitions. [2023-11-19 04:03:08,749 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 137 transitions. [2023-11-19 04:03:08,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:03:08,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:08,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:08,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:08,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:03:08,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:08,881 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:09,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:09,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 94 states and 144 transitions. [2023-11-19 04:03:09,211 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 144 transitions. [2023-11-19 04:03:09,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:03:09,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:09,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:09,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:09,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:09,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:09,264 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-19 04:03:09,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:09,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 97 states and 147 transitions. [2023-11-19 04:03:09,474 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 147 transitions. [2023-11-19 04:03:09,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:03:09,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:09,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:09,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:03:09,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:09,647 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:09,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:09,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 100 states and 150 transitions. [2023-11-19 04:03:09,981 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 150 transitions. [2023-11-19 04:03:09,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:03:09,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:09,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:10,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:10,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:10,047 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-19 04:03:10,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:10,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 102 states and 151 transitions. [2023-11-19 04:03:10,151 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 151 transitions. [2023-11-19 04:03:10,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:03:10,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:10,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:10,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:10,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:10,276 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:10,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:10,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 105 states and 158 transitions. [2023-11-19 04:03:10,638 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 158 transitions. [2023-11-19 04:03:10,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:03:10,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:10,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:10,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:10,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:10,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:10,704 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-19 04:03:10,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:10,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 108 states and 161 transitions. [2023-11-19 04:03:10,931 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 161 transitions. [2023-11-19 04:03:10,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:03:10,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:10,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:10,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:10,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:11,105 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:11,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:11,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 111 states and 164 transitions. [2023-11-19 04:03:11,446 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 164 transitions. [2023-11-19 04:03:11,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:03:11,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:11,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:11,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:11,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:11,517 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-19 04:03:11,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:11,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 113 states and 165 transitions. [2023-11-19 04:03:11,627 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 165 transitions. [2023-11-19 04:03:11,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:03:11,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:11,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:11,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:11,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:03:11,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:11,764 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:12,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:12,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 116 states and 172 transitions. [2023-11-19 04:03:12,144 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 172 transitions. [2023-11-19 04:03:12,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:03:12,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:12,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:12,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:12,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:12,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:12,222 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-19 04:03:12,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:12,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 119 states and 175 transitions. [2023-11-19 04:03:12,489 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 175 transitions. [2023-11-19 04:03:12,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:03:12,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:12,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:12,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:03:12,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:12,692 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:13,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:13,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 122 states and 178 transitions. [2023-11-19 04:03:13,052 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 178 transitions. [2023-11-19 04:03:13,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:03:13,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:13,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:13,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:13,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:13,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:13,130 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-19 04:03:13,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:13,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 124 states and 179 transitions. [2023-11-19 04:03:13,266 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 179 transitions. [2023-11-19 04:03:13,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:03:13,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:13,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:13,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:13,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:03:13,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:13,423 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:13,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:13,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 127 states and 186 transitions. [2023-11-19 04:03:13,823 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 186 transitions. [2023-11-19 04:03:13,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:03:13,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:13,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:13,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:13,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:13,895 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-19 04:03:14,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:14,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 130 states and 189 transitions. [2023-11-19 04:03:14,159 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 189 transitions. [2023-11-19 04:03:14,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:03:14,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:14,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:14,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:03:14,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:14,349 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:14,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:14,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 133 states and 192 transitions. [2023-11-19 04:03:14,714 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 192 transitions. [2023-11-19 04:03:14,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:03:14,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:14,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:14,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:14,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:14,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:14,787 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-19 04:03:14,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:14,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 135 states and 193 transitions. [2023-11-19 04:03:14,926 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 193 transitions. [2023-11-19 04:03:14,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:03:14,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:14,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:14,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:14,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:03:14,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:15,086 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:15,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:15,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 138 states and 200 transitions. [2023-11-19 04:03:15,520 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 200 transitions. [2023-11-19 04:03:15,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:03:15,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:15,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:15,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:15,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:15,599 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-19 04:03:15,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:15,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 141 states and 203 transitions. [2023-11-19 04:03:15,871 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 203 transitions. [2023-11-19 04:03:15,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:03:15,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:15,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:15,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:03:15,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:16,100 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:16,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:16,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 144 states and 206 transitions. [2023-11-19 04:03:16,475 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 206 transitions. [2023-11-19 04:03:16,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:03:16,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:16,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:16,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:16,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:16,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:16,554 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 04:03:16,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:16,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 146 states and 207 transitions. [2023-11-19 04:03:16,692 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 207 transitions. [2023-11-19 04:03:16,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:03:16,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:16,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:16,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:03:16,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:16,878 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:17,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:17,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 149 states and 214 transitions. [2023-11-19 04:03:17,302 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 214 transitions. [2023-11-19 04:03:17,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:03:17,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:17,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:17,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:17,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:17,386 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 04:03:17,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:17,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 152 states and 217 transitions. [2023-11-19 04:03:17,650 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 217 transitions. [2023-11-19 04:03:17,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:03:17,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:17,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:17,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:03:17,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:17,886 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:18,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:18,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 155 states and 220 transitions. [2023-11-19 04:03:18,322 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 220 transitions. [2023-11-19 04:03:18,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:03:18,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:18,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:18,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:18,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:18,411 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-19 04:03:18,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:18,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 157 states and 221 transitions. [2023-11-19 04:03:18,552 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 221 transitions. [2023-11-19 04:03:18,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:03:18,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:18,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:18,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:03:18,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:18,727 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:19,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:19,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 160 states and 228 transitions. [2023-11-19 04:03:19,160 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 228 transitions. [2023-11-19 04:03:19,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:03:19,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:19,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:19,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:19,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:19,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:19,296 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-19 04:03:19,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:19,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 163 states and 231 transitions. [2023-11-19 04:03:19,573 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 231 transitions. [2023-11-19 04:03:19,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:03:19,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:19,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:19,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:03:19,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:19,870 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:20,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:20,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 166 states and 234 transitions. [2023-11-19 04:03:20,302 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 234 transitions. [2023-11-19 04:03:20,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:03:20,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:20,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:20,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:20,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:20,384 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 04:03:20,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:20,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 168 states and 235 transitions. [2023-11-19 04:03:20,523 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 235 transitions. [2023-11-19 04:03:20,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:03:20,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:20,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:20,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 04:03:20,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:20,729 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:21,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:21,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 171 states and 242 transitions. [2023-11-19 04:03:21,184 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 242 transitions. [2023-11-19 04:03:21,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:03:21,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:21,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:21,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:21,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:21,314 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 04:03:21,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:21,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 174 states and 245 transitions. [2023-11-19 04:03:21,598 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 245 transitions. [2023-11-19 04:03:21,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:03:21,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:21,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:21,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:21,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 04:03:21,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:21,874 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:22,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:22,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 177 states and 248 transitions. [2023-11-19 04:03:22,331 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 248 transitions. [2023-11-19 04:03:22,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:03:22,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:22,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:22,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:22,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:22,429 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-19 04:03:22,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:22,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 179 states and 249 transitions. [2023-11-19 04:03:22,580 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 249 transitions. [2023-11-19 04:03:22,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:03:22,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:22,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:22,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:03:22,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:22,787 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:23,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:23,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 182 states and 256 transitions. [2023-11-19 04:03:23,283 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 256 transitions. [2023-11-19 04:03:23,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:03:23,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:23,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:23,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:23,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:23,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:23,384 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-19 04:03:23,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:23,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 185 states and 259 transitions. [2023-11-19 04:03:23,687 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 259 transitions. [2023-11-19 04:03:23,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:03:23,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:23,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:23,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:23,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:03:23,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:23,997 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:24,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:24,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 188 states and 262 transitions. [2023-11-19 04:03:24,488 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 262 transitions. [2023-11-19 04:03:24,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:03:24,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:24,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:24,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:24,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:24,606 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-19 04:03:24,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:24,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 190 states and 263 transitions. [2023-11-19 04:03:24,761 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 263 transitions. [2023-11-19 04:03:24,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:03:24,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:24,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:24,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:24,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:03:24,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:24,958 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:25,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:25,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 193 states and 270 transitions. [2023-11-19 04:03:25,516 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 270 transitions. [2023-11-19 04:03:25,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:03:25,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:25,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:25,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:25,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:25,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:25,624 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-19 04:03:25,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:25,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 196 states and 273 transitions. [2023-11-19 04:03:25,992 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 273 transitions. [2023-11-19 04:03:25,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:03:25,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:25,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:26,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:26,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 04:03:26,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:26,313 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:26,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:26,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 199 states and 276 transitions. [2023-11-19 04:03:26,801 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 276 transitions. [2023-11-19 04:03:26,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:03:26,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:26,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:26,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:26,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:26,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:26,912 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-19 04:03:27,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:27,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 201 states and 277 transitions. [2023-11-19 04:03:27,077 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 277 transitions. [2023-11-19 04:03:27,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:03:27,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:27,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:27,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 04:03:27,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:27,297 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:27,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:27,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 204 states and 284 transitions. [2023-11-19 04:03:27,881 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 284 transitions. [2023-11-19 04:03:27,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:03:27,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:27,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:27,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:27,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:27,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:27,989 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-19 04:03:28,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:28,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 207 states and 287 transitions. [2023-11-19 04:03:28,319 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 287 transitions. [2023-11-19 04:03:28,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:03:28,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:28,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:28,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:28,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 04:03:28,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:28,637 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:29,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:29,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 210 states and 290 transitions. [2023-11-19 04:03:29,208 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 290 transitions. [2023-11-19 04:03:29,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:03:29,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:29,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:29,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:29,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:29,367 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-19 04:03:29,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:29,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 212 states and 291 transitions. [2023-11-19 04:03:29,532 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 291 transitions. [2023-11-19 04:03:29,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:03:29,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:29,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:29,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:29,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 04:03:29,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:29,764 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:30,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:30,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 215 states and 298 transitions. [2023-11-19 04:03:30,334 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 298 transitions. [2023-11-19 04:03:30,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:03:30,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:30,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:30,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:30,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:30,454 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-19 04:03:30,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:30,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 218 states and 301 transitions. [2023-11-19 04:03:30,807 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 301 transitions. [2023-11-19 04:03:30,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:03:30,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:30,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:30,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 04:03:30,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:31,225 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:31,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:31,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 221 states and 304 transitions. [2023-11-19 04:03:31,770 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 304 transitions. [2023-11-19 04:03:31,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:03:31,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:31,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:31,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:31,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:31,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:31,902 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-19 04:03:32,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:32,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 223 states and 305 transitions. [2023-11-19 04:03:32,101 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 305 transitions. [2023-11-19 04:03:32,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:03:32,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:32,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:32,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:32,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 04:03:32,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:32,347 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:32,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:32,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 226 states and 312 transitions. [2023-11-19 04:03:32,987 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 312 transitions. [2023-11-19 04:03:32,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:03:32,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:32,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:33,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:33,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:33,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:33,140 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-19 04:03:33,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:33,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 229 states and 315 transitions. [2023-11-19 04:03:33,588 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 315 transitions. [2023-11-19 04:03:33,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:03:33,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:33,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:33,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:33,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 04:03:33,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:33,967 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 18 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:34,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:34,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 232 states and 318 transitions. [2023-11-19 04:03:34,530 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 318 transitions. [2023-11-19 04:03:34,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 04:03:34,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:34,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:34,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:34,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:34,666 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-19 04:03:34,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:34,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 234 states and 319 transitions. [2023-11-19 04:03:34,854 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 319 transitions. [2023-11-19 04:03:34,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 04:03:34,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:34,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:34,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:34,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 04:03:34,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:35,173 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:35,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:35,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 237 states and 326 transitions. [2023-11-19 04:03:35,810 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 326 transitions. [2023-11-19 04:03:35,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 04:03:35,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:35,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:35,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:35,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:35,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:35,932 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-19 04:03:36,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:36,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 240 states and 329 transitions. [2023-11-19 04:03:36,327 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 329 transitions. [2023-11-19 04:03:36,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 04:03:36,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:36,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:36,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 04:03:36,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:36,714 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 19 proven. 425 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:37,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:37,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 243 states and 332 transitions. [2023-11-19 04:03:37,346 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 332 transitions. [2023-11-19 04:03:37,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:03:37,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:37,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:37,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:37,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:37,486 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-19 04:03:37,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:37,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 245 states and 333 transitions. [2023-11-19 04:03:37,693 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 333 transitions. [2023-11-19 04:03:37,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 04:03:37,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:37,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:37,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:37,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 04:03:37,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:37,948 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:38,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:38,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 248 states and 340 transitions. [2023-11-19 04:03:38,622 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 340 transitions. [2023-11-19 04:03:38,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 04:03:38,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:38,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:38,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:38,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:38,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:38,749 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-19 04:03:39,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:39,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 251 states and 343 transitions. [2023-11-19 04:03:39,157 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 343 transitions. [2023-11-19 04:03:39,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 04:03:39,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:39,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:39,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 04:03:39,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:39,593 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 20 proven. 477 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:40,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:40,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 254 states and 346 transitions. [2023-11-19 04:03:40,208 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 346 transitions. [2023-11-19 04:03:40,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 04:03:40,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:40,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:40,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:40,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:40,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:40,333 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-19 04:03:40,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:40,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 256 states and 347 transitions. [2023-11-19 04:03:40,536 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 347 transitions. [2023-11-19 04:03:40,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 04:03:40,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:40,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:40,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:40,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 04:03:40,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:40,796 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:41,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:41,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 259 states and 354 transitions. [2023-11-19 04:03:41,542 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 354 transitions. [2023-11-19 04:03:41,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 04:03:41,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:41,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:41,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:41,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:41,678 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-19 04:03:42,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:42,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 262 states and 357 transitions. [2023-11-19 04:03:42,120 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 357 transitions. [2023-11-19 04:03:42,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 04:03:42,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:42,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:42,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:42,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 04:03:42,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:42,520 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 21 proven. 532 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:43,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:43,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 265 states and 360 transitions. [2023-11-19 04:03:43,165 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 360 transitions. [2023-11-19 04:03:43,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 04:03:43,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:43,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:43,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:43,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:43,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:43,292 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-19 04:03:43,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:43,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 267 states and 361 transitions. [2023-11-19 04:03:43,501 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 361 transitions. [2023-11-19 04:03:43,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 04:03:43,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:43,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:43,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:43,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:03:43,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:43,854 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:44,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:44,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 270 states and 368 transitions. [2023-11-19 04:03:44,565 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 368 transitions. [2023-11-19 04:03:44,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 04:03:44,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:44,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:44,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:44,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:44,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:44,703 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-19 04:03:45,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:45,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 273 states and 371 transitions. [2023-11-19 04:03:45,195 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 371 transitions. [2023-11-19 04:03:45,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 04:03:45,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:45,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:45,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:45,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:03:45,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:45,651 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 22 proven. 590 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:46,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:46,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 276 states and 374 transitions. [2023-11-19 04:03:46,367 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 374 transitions. [2023-11-19 04:03:46,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 04:03:46,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:46,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:46,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:46,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:46,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:46,524 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-19 04:03:46,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:46,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 278 states and 375 transitions. [2023-11-19 04:03:46,745 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 375 transitions. [2023-11-19 04:03:46,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 04:03:46,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:46,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:46,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:46,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 04:03:46,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:47,028 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 759 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:47,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:47,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 281 states and 382 transitions. [2023-11-19 04:03:47,800 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 382 transitions. [2023-11-19 04:03:47,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 04:03:47,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:47,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:47,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:47,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:47,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:47,942 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-19 04:03:48,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:48,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 284 states and 385 transitions. [2023-11-19 04:03:48,412 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 385 transitions. [2023-11-19 04:03:48,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 04:03:48,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:48,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:48,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 04:03:48,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:48,897 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 23 proven. 651 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:03:49,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:49,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 287 states and 388 transitions. [2023-11-19 04:03:49,598 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 388 transitions. [2023-11-19 04:03:49,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 04:03:49,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:49,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:49,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:49,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:49,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:49,767 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 782 trivial. 0 not checked. [2023-11-19 04:03:50,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:50,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 289 states and 389 transitions. [2023-11-19 04:03:50,025 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 389 transitions. [2023-11-19 04:03:50,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 04:03:50,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:50,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:50,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:50,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 04:03:50,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:50,325 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 0 proven. 828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:51,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:51,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 292 states and 396 transitions. [2023-11-19 04:03:51,143 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 396 transitions. [2023-11-19 04:03:51,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 04:03:51,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:51,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:51,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:51,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:03:51,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:51,300 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 782 trivial. 0 not checked. [2023-11-19 04:03:51,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:51,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 295 states and 399 transitions. [2023-11-19 04:03:51,810 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 399 transitions. [2023-11-19 04:03:51,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 04:03:51,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:51,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:51,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:51,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 04:03:51,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:52,279 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 24 proven. 715 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.