./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/rev-3-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05685ce7-39f1-4d13-8868-134c4e5b91d4/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05685ce7-39f1-4d13-8868-134c4e5b91d4/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05685ce7-39f1-4d13-8868-134c4e5b91d4/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05685ce7-39f1-4d13-8868-134c4e5b91d4/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/rev-3-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05685ce7-39f1-4d13-8868-134c4e5b91d4/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05685ce7-39f1-4d13-8868-134c4e5b91d4/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe3cf414f0e241a9a4e73e59647cf6619ea50b905df4a1c2a404b3413992b780 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:59,962 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:53:00,044 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05685ce7-39f1-4d13-8868-134c4e5b91d4/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:53:00,050 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:53:00,050 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:53:00,079 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:53:00,080 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:53:00,081 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:53:00,082 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:53:00,082 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:53:00,083 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:53:00,084 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:53:00,084 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:53:00,085 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:53:00,086 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:53:00,086 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:53:00,087 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:53:00,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:53:00,088 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:53:00,088 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:53:00,089 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:53:00,090 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:53:00,090 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:53:00,091 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:53:00,091 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:53:00,092 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:53:00,092 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:53:00,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:00,093 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:53:00,094 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:53:00,094 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:53:00,094 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:53:00,095 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:53:00,095 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:53:00,095 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_05685ce7-39f1-4d13-8868-134c4e5b91d4/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05685ce7-39f1-4d13-8868-134c4e5b91d4/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe3cf414f0e241a9a4e73e59647cf6619ea50b905df4a1c2a404b3413992b780 [2023-11-11 23:53:00,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:53:00,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:53:00,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:53:00,427 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:53:00,427 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:53:00,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05685ce7-39f1-4d13-8868-134c4e5b91d4/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-multidimensional/rev-3-u.c [2023-11-11 23:53:03,592 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:53:03,786 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:53:03,786 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05685ce7-39f1-4d13-8868-134c4e5b91d4/sv-benchmarks/c/array-multidimensional/rev-3-u.c [2023-11-11 23:53:03,794 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05685ce7-39f1-4d13-8868-134c4e5b91d4/bin/ukojak-verify-0OAaufAVZV/data/2d3e876eb/0cff58e01b3045808355b9f3faec8bfd/FLAGd34c72532 [2023-11-11 23:53:03,810 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05685ce7-39f1-4d13-8868-134c4e5b91d4/bin/ukojak-verify-0OAaufAVZV/data/2d3e876eb/0cff58e01b3045808355b9f3faec8bfd [2023-11-11 23:53:03,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:53:03,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:53:03,816 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:03,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:53:03,821 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:53:03,822 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:03" (1/1) ... [2023-11-11 23:53:03,823 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@775c71d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:03, skipping insertion in model container [2023-11-11 23:53:03,823 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:03" (1/1) ... [2023-11-11 23:53:03,848 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:53:04,021 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:04,034 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:53:04,058 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:04,074 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:53:04,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:04 WrapperNode [2023-11-11 23:53:04,074 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:04,076 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:04,076 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:53:04,076 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:53:04,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:04" (1/1) ... [2023-11-11 23:53:04,092 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:04" (1/1) ... [2023-11-11 23:53:04,121 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 149 [2023-11-11 23:53:04,123 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:04,123 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:53:04,124 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:53:04,124 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:53:04,132 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:04" (1/1) ... [2023-11-11 23:53:04,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:04" (1/1) ... [2023-11-11 23:53:04,136 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:04" (1/1) ... [2023-11-11 23:53:04,136 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:04" (1/1) ... [2023-11-11 23:53:04,142 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:04" (1/1) ... [2023-11-11 23:53:04,147 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:04" (1/1) ... [2023-11-11 23:53:04,149 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:04" (1/1) ... [2023-11-11 23:53:04,150 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:04" (1/1) ... [2023-11-11 23:53:04,160 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:53:04,161 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:53:04,162 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:53:04,162 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:53:04,163 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:04" (1/1) ... [2023-11-11 23:53:04,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:04,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05685ce7-39f1-4d13-8868-134c4e5b91d4/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:53:04,211 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05685ce7-39f1-4d13-8868-134c4e5b91d4/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:53:04,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05685ce7-39f1-4d13-8868-134c4e5b91d4/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:53:04,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:53:04,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:53:04,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:53:04,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:53:04,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:53:04,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:53:04,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:53:04,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:53:04,323 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:53:04,325 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:53:04,736 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:53:04,803 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:53:04,804 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-11 23:53:04,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:04 BoogieIcfgContainer [2023-11-11 23:53:04,807 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:53:04,807 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:53:04,808 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:53:04,818 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:53:04,818 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:04" (1/1) ... [2023-11-11 23:53:04,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:53:04,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:04,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 95 states and 103 transitions. [2023-11-11 23:53:04,891 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 103 transitions. [2023-11-11 23:53:04,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:53:04,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:04,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:05,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:05,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:05,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:05,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:05,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:05,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 98 states and 110 transitions. [2023-11-11 23:53:05,185 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 110 transitions. [2023-11-11 23:53:05,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:53:05,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:05,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:05,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:05,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:05,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:05,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:05,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:05,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 101 states and 117 transitions. [2023-11-11 23:53:05,304 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 117 transitions. [2023-11-11 23:53:05,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:53:05,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:05,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:05,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:05,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:05,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:05,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:05,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:05,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 104 states and 125 transitions. [2023-11-11 23:53:05,469 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 125 transitions. [2023-11-11 23:53:05,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:53:05,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:05,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:05,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:05,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:05,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:05,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:05,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:05,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 106 states and 130 transitions. [2023-11-11 23:53:05,639 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 130 transitions. [2023-11-11 23:53:05,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:53:05,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:05,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:05,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:05,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:05,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:05,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:05,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 110 states and 139 transitions. [2023-11-11 23:53:05,901 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 139 transitions. [2023-11-11 23:53:05,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:53:05,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:05,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:05,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:05,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:05,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:05,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:05,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:05,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 113 states and 146 transitions. [2023-11-11 23:53:05,984 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 146 transitions. [2023-11-11 23:53:05,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:53:05,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:05,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:06,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:06,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:06,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:06,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:06,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 116 states and 154 transitions. [2023-11-11 23:53:06,068 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 154 transitions. [2023-11-11 23:53:06,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:53:06,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:06,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:06,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:06,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:06,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:06,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:06,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 119 states and 162 transitions. [2023-11-11 23:53:06,396 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 162 transitions. [2023-11-11 23:53:06,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:53:06,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:06,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:06,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:06,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:06,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:06,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:06,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 123 states and 172 transitions. [2023-11-11 23:53:06,594 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 172 transitions. [2023-11-11 23:53:06,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:53:06,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:06,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:06,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:06,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:06,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:06,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:07,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:07,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 127 states and 185 transitions. [2023-11-11 23:53:07,015 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 185 transitions. [2023-11-11 23:53:07,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:53:07,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:07,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:07,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:07,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:07,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:07,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:07,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 130 states and 194 transitions. [2023-11-11 23:53:07,355 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 194 transitions. [2023-11-11 23:53:07,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:53:07,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:07,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:07,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:07,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:07,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:07,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:07,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 134 states and 202 transitions. [2023-11-11 23:53:07,437 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 202 transitions. [2023-11-11 23:53:07,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:53:07,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:07,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:07,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:07,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:07,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:07,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:07,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:07,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 137 states and 211 transitions. [2023-11-11 23:53:07,643 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 211 transitions. [2023-11-11 23:53:07,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:53:07,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:07,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:07,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:07,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:07,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:07,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:07,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 140 states and 220 transitions. [2023-11-11 23:53:07,849 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 220 transitions. [2023-11-11 23:53:07,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:53:07,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:07,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:07,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:07,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:07,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:08,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:08,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 144 states and 233 transitions. [2023-11-11 23:53:08,255 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 233 transitions. [2023-11-11 23:53:08,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:53:08,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:08,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:08,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:08,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:53:08,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:08,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:08,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:08,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 145 states and 235 transitions. [2023-11-11 23:53:08,577 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 235 transitions. [2023-11-11 23:53:08,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:53:08,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:08,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:08,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:08,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:08,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:09,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:09,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 148 states and 242 transitions. [2023-11-11 23:53:09,073 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 242 transitions. [2023-11-11 23:53:09,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:53:09,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:09,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:09,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:09,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:09,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:09,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:09,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 150 states and 244 transitions. [2023-11-11 23:53:09,437 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 244 transitions. [2023-11-11 23:53:09,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:53:09,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:09,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:09,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:53:09,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:09,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:09,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:09,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 151 states and 245 transitions. [2023-11-11 23:53:09,554 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 245 transitions. [2023-11-11 23:53:09,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:53:09,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:09,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:09,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:09,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:53:09,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:09,699 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:10,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:10,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 152 states and 247 transitions. [2023-11-11 23:53:10,025 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 247 transitions. [2023-11-11 23:53:10,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:53:10,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:10,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:10,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:10,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:10,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:10,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:10,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:10,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 155 states and 255 transitions. [2023-11-11 23:53:10,537 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 255 transitions. [2023-11-11 23:53:10,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:53:10,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:10,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:10,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:10,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:53:10,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:10,634 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:10,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:10,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 156 states and 257 transitions. [2023-11-11 23:53:10,938 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 257 transitions. [2023-11-11 23:53:10,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:53:10,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:10,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:10,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:10,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:10,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:10,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:11,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:11,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 158 states and 258 transitions. [2023-11-11 23:53:11,093 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 258 transitions. [2023-11-11 23:53:11,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:53:11,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:11,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:11,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:11,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:53:11,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:11,189 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:11,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:11,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 161 states and 268 transitions. [2023-11-11 23:53:11,562 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 268 transitions. [2023-11-11 23:53:11,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:53:11,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:11,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:11,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:11,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:11,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:53:11,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:11,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 164 states and 271 transitions. [2023-11-11 23:53:11,842 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 271 transitions. [2023-11-11 23:53:11,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:53:11,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:11,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:11,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:11,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:11,895 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:53:12,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:12,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 166 states and 272 transitions. [2023-11-11 23:53:12,094 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 272 transitions. [2023-11-11 23:53:12,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:53:12,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:12,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:12,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:12,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:12,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:53:12,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:12,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 169 states and 275 transitions. [2023-11-11 23:53:12,415 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 275 transitions. [2023-11-11 23:53:12,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:53:12,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:12,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:12,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:53:12,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:12,555 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:12,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:12,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 172 states and 278 transitions. [2023-11-11 23:53:12,929 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 278 transitions. [2023-11-11 23:53:12,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:53:12,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:12,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:12,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:12,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:12,979 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:53:13,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:13,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 174 states and 279 transitions. [2023-11-11 23:53:13,107 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 279 transitions. [2023-11-11 23:53:13,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:53:13,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:13,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:13,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:53:13,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:13,221 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:13,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:13,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 177 states and 289 transitions. [2023-11-11 23:53:13,654 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 289 transitions. [2023-11-11 23:53:13,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:53:13,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:13,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:13,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:13,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:13,702 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:53:13,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:13,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 180 states and 292 transitions. [2023-11-11 23:53:13,962 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 292 transitions. [2023-11-11 23:53:13,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:53:13,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:13,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:13,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:13,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:14,016 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:53:14,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:14,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 182 states and 293 transitions. [2023-11-11 23:53:14,232 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 293 transitions. [2023-11-11 23:53:14,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:53:14,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:14,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:14,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:14,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:14,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:14,290 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:53:14,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:14,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 185 states and 296 transitions. [2023-11-11 23:53:14,578 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 296 transitions. [2023-11-11 23:53:14,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:53:14,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:14,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:14,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:53:14,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:14,739 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:15,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:15,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 188 states and 299 transitions. [2023-11-11 23:53:15,130 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 299 transitions. [2023-11-11 23:53:15,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:53:15,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:15,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:15,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:15,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:15,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:15,180 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:53:15,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:15,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 190 states and 300 transitions. [2023-11-11 23:53:15,313 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 300 transitions. [2023-11-11 23:53:15,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:53:15,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:15,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:15,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:53:15,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:15,429 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:15,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:15,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 193 states and 310 transitions. [2023-11-11 23:53:15,826 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 310 transitions. [2023-11-11 23:53:15,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:53:15,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:15,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:15,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:15,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:15,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:15,874 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-11 23:53:16,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:16,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 196 states and 313 transitions. [2023-11-11 23:53:16,113 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 313 transitions. [2023-11-11 23:53:16,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:53:16,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:16,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:16,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:16,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:16,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:16,163 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-11 23:53:16,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:16,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 198 states and 314 transitions. [2023-11-11 23:53:16,370 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 314 transitions. [2023-11-11 23:53:16,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:53:16,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:16,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:16,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:16,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:16,445 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-11 23:53:16,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:16,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 201 states and 317 transitions. [2023-11-11 23:53:16,708 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 317 transitions. [2023-11-11 23:53:16,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:53:16,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:16,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:16,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:16,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:53:16,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:16,889 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:17,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:17,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 204 states and 320 transitions. [2023-11-11 23:53:17,286 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 320 transitions. [2023-11-11 23:53:17,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:53:17,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:17,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:17,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:17,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:17,342 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-11 23:53:17,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:17,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 206 states and 321 transitions. [2023-11-11 23:53:17,488 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 321 transitions. [2023-11-11 23:53:17,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:53:17,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:17,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:17,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:53:17,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:17,632 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:18,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:18,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 209 states and 331 transitions. [2023-11-11 23:53:18,069 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 331 transitions. [2023-11-11 23:53:18,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:53:18,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:18,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:18,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:18,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:18,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:18,136 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-11 23:53:18,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:18,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 212 states and 334 transitions. [2023-11-11 23:53:18,432 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 334 transitions. [2023-11-11 23:53:18,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:53:18,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:18,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:18,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:18,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:18,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:18,503 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-11 23:53:18,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:18,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 214 states and 335 transitions. [2023-11-11 23:53:18,740 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 335 transitions. [2023-11-11 23:53:18,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:53:18,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:18,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:18,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:18,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:18,806 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-11 23:53:19,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:19,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 217 states and 338 transitions. [2023-11-11 23:53:19,107 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 338 transitions. [2023-11-11 23:53:19,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:53:19,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:19,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:19,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:53:19,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:19,336 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:19,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:19,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 220 states and 341 transitions. [2023-11-11 23:53:19,767 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 341 transitions. [2023-11-11 23:53:19,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:53:19,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:19,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:19,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:19,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:19,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:19,843 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-11 23:53:20,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:20,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 222 states and 342 transitions. [2023-11-11 23:53:20,003 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 342 transitions. [2023-11-11 23:53:20,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:53:20,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:20,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:20,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:20,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:53:20,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:20,142 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:20,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:20,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 225 states and 352 transitions. [2023-11-11 23:53:20,599 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 352 transitions. [2023-11-11 23:53:20,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:53:20,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:20,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:20,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:20,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:20,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:20,686 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-11 23:53:20,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:20,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 228 states and 355 transitions. [2023-11-11 23:53:20,973 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 355 transitions. [2023-11-11 23:53:20,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:53:20,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:20,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:21,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:21,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:21,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:21,041 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-11 23:53:21,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:21,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 230 states and 356 transitions. [2023-11-11 23:53:21,288 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 356 transitions. [2023-11-11 23:53:21,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:53:21,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:21,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:21,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:21,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:21,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:21,367 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-11 23:53:21,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:21,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 233 states and 359 transitions. [2023-11-11 23:53:21,686 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 359 transitions. [2023-11-11 23:53:21,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:53:21,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:21,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:21,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:53:21,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:21,947 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:22,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:22,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 236 states and 362 transitions. [2023-11-11 23:53:22,540 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 362 transitions. [2023-11-11 23:53:22,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:53:22,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:22,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:22,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:22,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:22,624 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-11 23:53:22,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:22,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 238 states and 363 transitions. [2023-11-11 23:53:22,800 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 363 transitions. [2023-11-11 23:53:22,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:53:22,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:22,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:22,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:22,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:53:22,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:22,990 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:23,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:23,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 241 states and 373 transitions. [2023-11-11 23:53:23,545 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 373 transitions. [2023-11-11 23:53:23,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:53:23,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:23,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:23,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:23,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:23,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:23,660 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-11 23:53:24,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:24,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 244 states and 376 transitions. [2023-11-11 23:53:24,038 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 376 transitions. [2023-11-11 23:53:24,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:53:24,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:24,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:24,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:24,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:24,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:24,131 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-11 23:53:24,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:24,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 246 states and 377 transitions. [2023-11-11 23:53:24,439 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 377 transitions. [2023-11-11 23:53:24,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:53:24,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:24,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:24,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:24,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:24,525 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-11 23:53:24,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:24,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 249 states and 380 transitions. [2023-11-11 23:53:24,915 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 380 transitions. [2023-11-11 23:53:24,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:53:24,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:24,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:24,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:24,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:53:24,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:25,183 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:25,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:25,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 252 states and 383 transitions. [2023-11-11 23:53:25,749 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 383 transitions. [2023-11-11 23:53:25,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:53:25,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:25,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:25,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:25,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:25,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:25,827 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-11 23:53:26,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:26,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 254 states and 384 transitions. [2023-11-11 23:53:26,005 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 384 transitions. [2023-11-11 23:53:26,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:53:26,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:26,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:26,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:26,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:53:26,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:26,193 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:26,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:26,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 257 states and 394 transitions. [2023-11-11 23:53:26,752 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 394 transitions. [2023-11-11 23:53:26,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:53:26,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:26,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:26,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:26,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:26,840 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-11 23:53:27,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:27,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 260 states and 397 transitions. [2023-11-11 23:53:27,275 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 397 transitions. [2023-11-11 23:53:27,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:53:27,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:27,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:27,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:27,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:27,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:27,372 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-11 23:53:27,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:27,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 262 states and 398 transitions. [2023-11-11 23:53:27,673 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 398 transitions. [2023-11-11 23:53:27,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:53:27,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:27,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:27,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:27,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:27,790 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-11 23:53:28,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:28,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 265 states and 401 transitions. [2023-11-11 23:53:28,226 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 401 transitions. [2023-11-11 23:53:28,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:53:28,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:28,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:28,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:28,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:53:28,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:28,522 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:29,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:29,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 268 states and 404 transitions. [2023-11-11 23:53:29,144 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 404 transitions. [2023-11-11 23:53:29,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:53:29,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:29,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:29,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:29,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:29,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:29,238 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-11 23:53:29,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:29,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 270 states and 405 transitions. [2023-11-11 23:53:29,459 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 405 transitions. [2023-11-11 23:53:29,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:53:29,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:29,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:29,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:53:29,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:30,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:30,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 273 states and 415 transitions. [2023-11-11 23:53:30,382 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 415 transitions. [2023-11-11 23:53:30,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:53:30,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:30,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:30,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:30,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:30,489 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-11 23:53:31,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:31,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 276 states and 418 transitions. [2023-11-11 23:53:31,035 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 418 transitions. [2023-11-11 23:53:31,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:53:31,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:31,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:31,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:31,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:31,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:31,141 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-11 23:53:31,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:31,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 278 states and 419 transitions. [2023-11-11 23:53:31,494 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 419 transitions. [2023-11-11 23:53:31,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:53:31,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:31,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:31,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:31,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:31,611 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-11 23:53:32,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:32,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 281 states and 422 transitions. [2023-11-11 23:53:32,095 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 422 transitions. [2023-11-11 23:53:32,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:53:32,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:32,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:32,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:32,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:53:32,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:32,410 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:33,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:33,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 284 states and 425 transitions. [2023-11-11 23:53:33,109 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 425 transitions. [2023-11-11 23:53:33,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:53:33,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:33,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:33,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:33,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:33,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:33,217 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-11 23:53:33,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:33,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 286 states and 426 transitions. [2023-11-11 23:53:33,426 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 426 transitions. [2023-11-11 23:53:33,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:53:33,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:33,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:33,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:53:33,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:33,657 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:34,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:34,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 289 states and 436 transitions. [2023-11-11 23:53:34,376 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 436 transitions. [2023-11-11 23:53:34,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:53:34,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:34,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:34,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:34,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:34,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:34,482 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-11 23:53:35,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:35,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 292 states and 439 transitions. [2023-11-11 23:53:35,018 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 439 transitions. [2023-11-11 23:53:35,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:53:35,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:35,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:35,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:35,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:35,127 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:53:35,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:35,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 294 states and 440 transitions. [2023-11-11 23:53:35,470 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 440 transitions. [2023-11-11 23:53:35,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:53:35,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:35,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:35,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:35,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:35,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:35,586 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-11 23:53:36,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:36,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 297 states and 443 transitions. [2023-11-11 23:53:36,031 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 443 transitions. [2023-11-11 23:53:36,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:53:36,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:36,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:36,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-11 23:53:36,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:36,384 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:37,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:37,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 300 states and 446 transitions. [2023-11-11 23:53:37,136 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 446 transitions. [2023-11-11 23:53:37,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:53:37,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:37,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:37,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:37,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:37,261 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:53:37,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:37,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 302 states and 447 transitions. [2023-11-11 23:53:37,500 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 447 transitions. [2023-11-11 23:53:37,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:53:37,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:37,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:37,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-11 23:53:37,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:37,724 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:38,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:38,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 305 states and 457 transitions. [2023-11-11 23:53:38,466 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 457 transitions. [2023-11-11 23:53:38,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:53:38,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:38,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:38,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:38,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:38,573 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-11 23:53:39,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:39,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 308 states and 460 transitions. [2023-11-11 23:53:39,093 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 460 transitions. [2023-11-11 23:53:39,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:53:39,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:39,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:39,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:39,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:39,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:39,213 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-11 23:53:39,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:39,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 310 states and 461 transitions. [2023-11-11 23:53:39,661 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 461 transitions. [2023-11-11 23:53:39,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:53:39,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:39,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:39,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:39,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:39,778 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-11 23:53:40,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:40,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 313 states and 464 transitions. [2023-11-11 23:53:40,284 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 464 transitions. [2023-11-11 23:53:40,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:53:40,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:40,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:40,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-11 23:53:40,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:40,706 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:41,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:41,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 316 states and 467 transitions. [2023-11-11 23:53:41,450 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 467 transitions. [2023-11-11 23:53:41,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:53:41,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:41,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:41,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:41,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:41,602 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-11 23:53:41,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:41,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 318 states and 468 transitions. [2023-11-11 23:53:41,843 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 468 transitions. [2023-11-11 23:53:41,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:53:41,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:41,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:41,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-11 23:53:41,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:42,140 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:42,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:42,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 321 states and 478 transitions. [2023-11-11 23:53:42,922 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 478 transitions. [2023-11-11 23:53:42,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:53:42,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:42,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:42,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:42,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:42,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:43,020 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-11 23:53:43,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:43,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 324 states and 481 transitions. [2023-11-11 23:53:43,481 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 481 transitions. [2023-11-11 23:53:43,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:53:43,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:43,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:43,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:43,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:43,602 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-11 23:53:44,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:44,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 326 states and 482 transitions. [2023-11-11 23:53:44,046 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 482 transitions. [2023-11-11 23:53:44,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:53:44,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:44,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:44,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:44,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:44,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:44,145 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-11 23:53:44,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:44,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 329 states and 485 transitions. [2023-11-11 23:53:44,620 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 485 transitions. [2023-11-11 23:53:44,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:53:44,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:44,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:44,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:44,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-11 23:53:44,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:45,069 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:46,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:46,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 332 states and 488 transitions. [2023-11-11 23:53:46,017 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 488 transitions. [2023-11-11 23:53:46,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:53:46,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:46,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:46,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:46,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:46,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:46,148 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-11 23:53:46,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:46,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 334 states and 489 transitions. [2023-11-11 23:53:46,469 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 489 transitions. [2023-11-11 23:53:46,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:53:46,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:46,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:46,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:46,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-11 23:53:46,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:46,774 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:47,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:47,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 337 states and 499 transitions. [2023-11-11 23:53:47,648 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 499 transitions. [2023-11-11 23:53:47,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:53:47,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:47,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:47,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:47,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:47,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:47,828 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-11 23:53:48,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:48,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 340 states and 502 transitions. [2023-11-11 23:53:48,332 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 502 transitions. [2023-11-11 23:53:48,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:53:48,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:48,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:48,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:48,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:48,451 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-11 23:53:48,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:48,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 342 states and 503 transitions. [2023-11-11 23:53:48,978 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 503 transitions. [2023-11-11 23:53:48,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:53:48,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:48,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:49,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:49,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:49,123 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-11 23:53:49,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:49,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 345 states and 506 transitions. [2023-11-11 23:53:49,735 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 506 transitions. [2023-11-11 23:53:49,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:53:49,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:49,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:49,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:49,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-11 23:53:49,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:50,172 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:51,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:51,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 348 states and 509 transitions. [2023-11-11 23:53:51,042 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 509 transitions. [2023-11-11 23:53:51,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:53:51,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:51,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:51,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:51,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:51,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:51,180 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-11 23:53:51,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:51,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 350 states and 510 transitions. [2023-11-11 23:53:51,457 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 510 transitions. [2023-11-11 23:53:51,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:53:51,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:51,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:51,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-11 23:53:51,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:51,835 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:52,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:52,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 353 states and 520 transitions. [2023-11-11 23:53:52,772 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 520 transitions. [2023-11-11 23:53:52,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:53:52,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:52,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:52,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:52,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:52,922 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-11 23:53:53,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:53,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 356 states and 523 transitions. [2023-11-11 23:53:53,477 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 523 transitions. [2023-11-11 23:53:53,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:53:53,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:53,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:53,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:53,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:53,616 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-11 23:53:54,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:54,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 358 states and 524 transitions. [2023-11-11 23:53:54,088 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 524 transitions. [2023-11-11 23:53:54,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:53:54,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:54,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:54,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:54,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:54,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:54,229 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-11 23:53:54,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:54,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 361 states and 527 transitions. [2023-11-11 23:53:54,797 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 527 transitions. [2023-11-11 23:53:54,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:53:54,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:54,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:54,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-11 23:53:54,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:55,300 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:56,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:56,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 364 states and 530 transitions. [2023-11-11 23:53:56,103 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 530 transitions. [2023-11-11 23:53:56,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:53:56,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:56,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:56,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:53:56,174 INFO L285 TraceCheckSpWp]: Computing forward predicates...