./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/rev-2-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_b105a5e0-96c5-47f9-b479-de257c91f556/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b105a5e0-96c5-47f9-b479-de257c91f556/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b105a5e0-96c5-47f9-b479-de257c91f556/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b105a5e0-96c5-47f9-b479-de257c91f556/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/rev-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b105a5e0-96c5-47f9-b479-de257c91f556/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b105a5e0-96c5-47f9-b479-de257c91f556/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf03248da0b4b82491822f692d5527664b721dbcd28594bdb518a5eab7d5a1f3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:52:19,322 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:52:19,477 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b105a5e0-96c5-47f9-b479-de257c91f556/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:52:19,487 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:52:19,488 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:52:19,532 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:52:19,534 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:52:19,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:52:19,536 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:52:19,542 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:52:19,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:52:19,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:52:19,544 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:52:19,547 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:52:19,547 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:52:19,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:52:19,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:52:19,549 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:52:19,550 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:52:19,550 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:52:19,551 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:52:19,552 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:52:19,552 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:52:19,553 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:52:19,553 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:52:19,554 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:52:19,555 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:52:19,556 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:52:19,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:19,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:52:19,559 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:52:19,559 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:52:19,559 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:52:19,560 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:52:19,560 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:52:19,560 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_b105a5e0-96c5-47f9-b479-de257c91f556/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b105a5e0-96c5-47f9-b479-de257c91f556/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf03248da0b4b82491822f692d5527664b721dbcd28594bdb518a5eab7d5a1f3 [2023-11-19 02:52:19,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:52:19,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:52:19,991 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:52:19,993 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:52:19,994 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:52:19,996 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b105a5e0-96c5-47f9-b479-de257c91f556/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-multidimensional/rev-2-n-u.c [2023-11-19 02:52:23,482 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:52:23,718 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:52:23,719 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b105a5e0-96c5-47f9-b479-de257c91f556/sv-benchmarks/c/array-multidimensional/rev-2-n-u.c [2023-11-19 02:52:23,730 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b105a5e0-96c5-47f9-b479-de257c91f556/bin/ukojak-verify-G8NBE6pJGL/data/a733cbada/367face0a0074b76b02b7afd6df03db4/FLAG2b9dcf412 [2023-11-19 02:52:23,744 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b105a5e0-96c5-47f9-b479-de257c91f556/bin/ukojak-verify-G8NBE6pJGL/data/a733cbada/367face0a0074b76b02b7afd6df03db4 [2023-11-19 02:52:23,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:52:23,748 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:52:23,750 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:23,750 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:52:23,756 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:52:23,756 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:23" (1/1) ... [2023-11-19 02:52:23,758 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@456ac002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:23, skipping insertion in model container [2023-11-19 02:52:23,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:23" (1/1) ... [2023-11-19 02:52:23,782 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:52:23,962 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:23,970 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:52:23,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:24,008 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:52:24,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:24 WrapperNode [2023-11-19 02:52:24,009 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:24,010 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:24,010 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:52:24,010 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:52:24,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:24" (1/1) ... [2023-11-19 02:52:24,026 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:24" (1/1) ... [2023-11-19 02:52:24,049 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2023-11-19 02:52:24,050 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:24,051 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:52:24,051 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:52:24,051 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:52:24,062 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:24" (1/1) ... [2023-11-19 02:52:24,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:24" (1/1) ... [2023-11-19 02:52:24,066 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:24" (1/1) ... [2023-11-19 02:52:24,066 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:24" (1/1) ... [2023-11-19 02:52:24,072 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:24" (1/1) ... [2023-11-19 02:52:24,077 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:24" (1/1) ... [2023-11-19 02:52:24,078 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:24" (1/1) ... [2023-11-19 02:52:24,080 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:24" (1/1) ... [2023-11-19 02:52:24,082 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:52:24,083 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:52:24,084 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:52:24,084 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:52:24,085 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:24" (1/1) ... [2023-11-19 02:52:24,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:24,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b105a5e0-96c5-47f9-b479-de257c91f556/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:52:24,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b105a5e0-96c5-47f9-b479-de257c91f556/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:52:24,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b105a5e0-96c5-47f9-b479-de257c91f556/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:52:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:52:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:52:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:52:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:52:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:52:24,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:52:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:52:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:52:24,269 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:52:24,272 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:52:24,587 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:52:24,642 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:52:24,643 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 02:52:24,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:24 BoogieIcfgContainer [2023-11-19 02:52:24,648 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:52:24,649 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:52:24,649 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:52:24,660 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:52:24,661 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:24" (1/1) ... [2023-11-19 02:52:24,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:52:24,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:24,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 64 states and 69 transitions. [2023-11-19 02:52:24,735 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2023-11-19 02:52:24,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:52:24,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:24,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:24,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:24,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:24,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:24,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:24,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:24,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 66 states and 73 transitions. [2023-11-19 02:52:24,977 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2023-11-19 02:52:24,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:52:24,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:24,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:25,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:25,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:25,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:25,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:25,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 69 states and 81 transitions. [2023-11-19 02:52:25,248 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 81 transitions. [2023-11-19 02:52:25,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:52:25,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:25,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:25,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:25,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:25,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:25,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:25,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 72 states and 88 transitions. [2023-11-19 02:52:25,331 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2023-11-19 02:52:25,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:52:25,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:25,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:25,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:25,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:25,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:25,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:25,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 75 states and 95 transitions. [2023-11-19 02:52:25,543 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 95 transitions. [2023-11-19 02:52:25,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:52:25,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:25,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:25,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:25,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:25,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:25,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:25,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:25,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 77 states and 100 transitions. [2023-11-19 02:52:25,726 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 100 transitions. [2023-11-19 02:52:25,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:52:25,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:25,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:25,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:25,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:25,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:26,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:26,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 81 states and 110 transitions. [2023-11-19 02:52:26,056 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 110 transitions. [2023-11-19 02:52:26,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:52:26,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:26,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:26,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:26,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:26,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:26,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:26,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:26,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 84 states and 117 transitions. [2023-11-19 02:52:26,145 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 117 transitions. [2023-11-19 02:52:26,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:52:26,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:26,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:26,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:26,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:26,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:26,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:26,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 86 states and 122 transitions. [2023-11-19 02:52:26,226 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 122 transitions. [2023-11-19 02:52:26,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:52:26,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:26,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:26,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:26,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:26,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:26,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:26,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:26,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 131 transitions. [2023-11-19 02:52:26,431 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2023-11-19 02:52:26,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:52:26,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:26,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:26,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:52:26,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:26,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:26,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:26,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 91 states and 133 transitions. [2023-11-19 02:52:26,686 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 133 transitions. [2023-11-19 02:52:26,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:52:26,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:26,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:26,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:26,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:26,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:26,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:26,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:26,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 93 states and 136 transitions. [2023-11-19 02:52:26,961 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 136 transitions. [2023-11-19 02:52:26,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:52:26,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:26,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:26,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:26,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:52:26,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:27,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:27,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:27,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 94 states and 136 transitions. [2023-11-19 02:52:27,091 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 136 transitions. [2023-11-19 02:52:27,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:52:27,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:27,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:27,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:52:27,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:27,193 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:27,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:27,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 96 states and 141 transitions. [2023-11-19 02:52:27,585 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 141 transitions. [2023-11-19 02:52:27,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:52:27,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:27,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:27,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:52:27,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:27,682 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:27,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:27,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2023-11-19 02:52:27,959 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2023-11-19 02:52:27,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:52:27,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:27,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:27,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:27,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:28,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:28,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:28,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:28,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 102 states and 151 transitions. [2023-11-19 02:52:28,189 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 151 transitions. [2023-11-19 02:52:28,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:52:28,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:28,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:28,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:28,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:28,252 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:52:28,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:28,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 104 states and 152 transitions. [2023-11-19 02:52:28,334 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 152 transitions. [2023-11-19 02:52:28,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:52:28,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:28,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:28,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:52:28,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:28,447 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:28,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:28,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 107 states and 155 transitions. [2023-11-19 02:52:28,722 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2023-11-19 02:52:28,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:52:28,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:28,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:28,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:52:28,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:28,804 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:29,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:29,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 110 states and 162 transitions. [2023-11-19 02:52:29,111 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 162 transitions. [2023-11-19 02:52:29,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:52:29,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:29,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:29,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:29,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:29,172 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:52:29,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:29,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 113 states and 165 transitions. [2023-11-19 02:52:29,353 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 165 transitions. [2023-11-19 02:52:29,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:52:29,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:29,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:29,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:29,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:29,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:29,421 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:52:29,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:29,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 115 states and 166 transitions. [2023-11-19 02:52:29,515 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 166 transitions. [2023-11-19 02:52:29,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:52:29,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:29,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:29,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:52:29,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:29,649 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:29,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:29,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 118 states and 169 transitions. [2023-11-19 02:52:29,957 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 169 transitions. [2023-11-19 02:52:29,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:52:29,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:29,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:29,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:29,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:52:29,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:30,072 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:30,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:30,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 121 states and 176 transitions. [2023-11-19 02:52:30,409 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 176 transitions. [2023-11-19 02:52:30,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:52:30,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:30,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:30,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:30,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:30,465 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:52:30,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:30,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 124 states and 179 transitions. [2023-11-19 02:52:30,673 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 179 transitions. [2023-11-19 02:52:30,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:52:30,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:30,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:30,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:30,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:30,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:30,744 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 02:52:30,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:30,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 126 states and 180 transitions. [2023-11-19 02:52:30,840 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 180 transitions. [2023-11-19 02:52:30,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:52:30,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:30,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:30,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:52:30,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:30,990 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:31,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:31,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 129 states and 183 transitions. [2023-11-19 02:52:31,294 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 183 transitions. [2023-11-19 02:52:31,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:52:31,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:31,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:31,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:52:31,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:31,419 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:31,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:31,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 132 states and 190 transitions. [2023-11-19 02:52:31,785 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 190 transitions. [2023-11-19 02:52:31,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:52:31,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:31,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:31,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:31,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:31,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:31,863 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 02:52:32,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:32,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 135 states and 193 transitions. [2023-11-19 02:52:32,073 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 193 transitions. [2023-11-19 02:52:32,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:52:32,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:32,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:32,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:32,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:32,145 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-19 02:52:32,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:32,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 137 states and 194 transitions. [2023-11-19 02:52:32,249 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 194 transitions. [2023-11-19 02:52:32,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:52:32,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:32,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:32,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:32,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:52:32,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:32,424 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:32,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:32,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 140 states and 197 transitions. [2023-11-19 02:52:32,757 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 197 transitions. [2023-11-19 02:52:32,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:52:32,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:32,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:32,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:52:32,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:32,886 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:33,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:33,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 143 states and 204 transitions. [2023-11-19 02:52:33,292 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 204 transitions. [2023-11-19 02:52:33,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:52:33,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:33,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:33,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:33,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:33,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:33,363 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-19 02:52:33,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:33,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 146 states and 207 transitions. [2023-11-19 02:52:33,606 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 207 transitions. [2023-11-19 02:52:33,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:52:33,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:33,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:33,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:33,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:33,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:33,686 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-19 02:52:33,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:33,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 148 states and 208 transitions. [2023-11-19 02:52:33,817 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 208 transitions. [2023-11-19 02:52:33,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:52:33,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:33,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:33,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:33,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:52:33,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:34,010 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:34,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:34,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 151 states and 211 transitions. [2023-11-19 02:52:34,359 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 211 transitions. [2023-11-19 02:52:34,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:52:34,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:34,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:34,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:52:34,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:34,494 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:34,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:34,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 154 states and 218 transitions. [2023-11-19 02:52:34,916 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 218 transitions. [2023-11-19 02:52:34,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:52:34,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:34,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:34,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:34,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:34,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:34,995 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-19 02:52:35,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:35,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 157 states and 221 transitions. [2023-11-19 02:52:35,254 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 221 transitions. [2023-11-19 02:52:35,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:52:35,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:35,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:35,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:35,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:35,350 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-19 02:52:35,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:35,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 159 states and 222 transitions. [2023-11-19 02:52:35,484 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 222 transitions. [2023-11-19 02:52:35,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:52:35,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:35,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:35,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:35,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:52:35,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:35,727 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:36,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:36,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 162 states and 225 transitions. [2023-11-19 02:52:36,147 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 225 transitions. [2023-11-19 02:52:36,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:52:36,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:36,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:36,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:52:36,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:36,319 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:36,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:36,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 165 states and 232 transitions. [2023-11-19 02:52:36,790 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 232 transitions. [2023-11-19 02:52:36,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:52:36,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:36,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:36,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:36,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:36,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:36,892 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-19 02:52:37,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:37,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 168 states and 235 transitions. [2023-11-19 02:52:37,182 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 235 transitions. [2023-11-19 02:52:37,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:52:37,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:37,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:37,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:37,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:37,282 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-19 02:52:37,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:37,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 170 states and 236 transitions. [2023-11-19 02:52:37,423 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 236 transitions. [2023-11-19 02:52:37,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:52:37,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:37,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:37,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 02:52:37,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:37,665 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:38,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:38,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 173 states and 239 transitions. [2023-11-19 02:52:38,100 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 239 transitions. [2023-11-19 02:52:38,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:52:38,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:38,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:38,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 02:52:38,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:38,288 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:38,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:38,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 176 states and 246 transitions. [2023-11-19 02:52:38,745 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 246 transitions. [2023-11-19 02:52:38,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:52:38,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:38,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:38,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:38,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:38,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:38,862 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-19 02:52:39,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:39,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 179 states and 249 transitions. [2023-11-19 02:52:39,158 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 249 transitions. [2023-11-19 02:52:39,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:52:39,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:39,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:39,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:39,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:39,274 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-19 02:52:39,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:39,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 181 states and 250 transitions. [2023-11-19 02:52:39,428 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 250 transitions. [2023-11-19 02:52:39,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:52:39,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:39,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:39,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:52:39,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:39,780 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:40,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:40,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 184 states and 253 transitions. [2023-11-19 02:52:40,221 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 253 transitions. [2023-11-19 02:52:40,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:52:40,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:40,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:40,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:40,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:52:40,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:40,418 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:40,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:40,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 187 states and 260 transitions. [2023-11-19 02:52:40,912 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 260 transitions. [2023-11-19 02:52:40,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:52:40,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:40,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:40,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:40,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:40,993 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-19 02:52:41,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:41,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 190 states and 263 transitions. [2023-11-19 02:52:41,274 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 263 transitions. [2023-11-19 02:52:41,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:52:41,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:41,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:41,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:41,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:41,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:41,367 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:52:41,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:41,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 192 states and 264 transitions. [2023-11-19 02:52:41,491 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 264 transitions. [2023-11-19 02:52:41,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:52:41,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:41,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:41,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:52:41,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:41,739 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:42,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:42,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 195 states and 267 transitions. [2023-11-19 02:52:42,159 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 267 transitions. [2023-11-19 02:52:42,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:52:42,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:42,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:42,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:42,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:52:42,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:42,346 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:42,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:42,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 198 states and 274 transitions. [2023-11-19 02:52:42,804 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 274 transitions. [2023-11-19 02:52:42,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:52:42,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:42,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:42,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:42,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:42,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:42,900 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:52:43,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:43,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 201 states and 277 transitions. [2023-11-19 02:52:43,177 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 277 transitions. [2023-11-19 02:52:43,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:52:43,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:43,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:43,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:43,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:43,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:43,279 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-19 02:52:43,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:43,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 203 states and 278 transitions. [2023-11-19 02:52:43,412 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 278 transitions. [2023-11-19 02:52:43,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:52:43,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:43,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:43,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:43,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 02:52:43,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:43,703 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:44,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:44,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 206 states and 281 transitions. [2023-11-19 02:52:44,146 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 281 transitions. [2023-11-19 02:52:44,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:52:44,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:44,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:44,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 02:52:44,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:44,321 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:44,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:44,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 209 states and 288 transitions. [2023-11-19 02:52:44,793 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 288 transitions. [2023-11-19 02:52:44,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:52:44,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:44,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:44,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:44,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:44,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:44,920 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-19 02:52:45,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:45,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 212 states and 291 transitions. [2023-11-19 02:52:45,258 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 291 transitions. [2023-11-19 02:52:45,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:52:45,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:45,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:45,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:45,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:45,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:45,370 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 02:52:45,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:45,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 214 states and 292 transitions. [2023-11-19 02:52:45,523 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 292 transitions. [2023-11-19 02:52:45,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:52:45,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:45,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:45,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:45,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 02:52:45,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:45,992 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:46,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:46,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 217 states and 295 transitions. [2023-11-19 02:52:46,622 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 295 transitions. [2023-11-19 02:52:46,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:52:46,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:46,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:46,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 02:52:46,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:46,883 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:47,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:47,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 220 states and 302 transitions. [2023-11-19 02:52:47,523 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 302 transitions. [2023-11-19 02:52:47,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:52:47,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:47,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:47,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:47,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:47,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:47,647 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 02:52:48,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:48,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 223 states and 305 transitions. [2023-11-19 02:52:48,019 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 305 transitions. [2023-11-19 02:52:48,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:52:48,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:48,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:48,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:48,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:48,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:48,165 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-19 02:52:48,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:48,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 225 states and 306 transitions. [2023-11-19 02:52:48,379 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 306 transitions. [2023-11-19 02:52:48,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:52:48,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:48,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:48,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:48,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 02:52:48,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:48,747 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:49,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:49,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 228 states and 309 transitions. [2023-11-19 02:52:49,345 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 309 transitions. [2023-11-19 02:52:49,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:52:49,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:49,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:49,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:49,428 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 02:52:49,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:49,647 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:50,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:50,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 231 states and 316 transitions. [2023-11-19 02:52:50,393 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 316 transitions. [2023-11-19 02:52:50,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:52:50,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:50,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:50,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:50,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:50,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:50,530 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-19 02:52:50,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:50,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 234 states and 319 transitions. [2023-11-19 02:52:50,947 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 319 transitions. [2023-11-19 02:52:50,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:52:50,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:50,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:51,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:51,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:51,077 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-19 02:52:51,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:51,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 236 states and 320 transitions. [2023-11-19 02:52:51,234 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 320 transitions. [2023-11-19 02:52:51,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:52:51,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:51,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:51,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:51,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 02:52:51,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:51,577 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:52,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:52,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 239 states and 323 transitions. [2023-11-19 02:52:52,114 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 323 transitions. [2023-11-19 02:52:52,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:52:52,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:52,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:52,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 02:52:52,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:52,371 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:52,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:52,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 242 states and 330 transitions. [2023-11-19 02:52:52,957 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 330 transitions. [2023-11-19 02:52:52,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:52:52,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:52,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:53,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:53,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:53,084 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-19 02:52:53,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:53,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 245 states and 333 transitions. [2023-11-19 02:52:53,460 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 333 transitions. [2023-11-19 02:52:53,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:52:53,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:53,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:53,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:53,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:53,608 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-19 02:52:53,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:53,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 247 states and 334 transitions. [2023-11-19 02:52:53,796 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 334 transitions. [2023-11-19 02:52:53,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:52:53,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:53,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:53,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 02:52:53,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:54,157 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:54,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:54,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 250 states and 337 transitions. [2023-11-19 02:52:54,702 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 337 transitions. [2023-11-19 02:52:54,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:52:54,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:54,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:54,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 02:52:54,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:54,975 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:55,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:55,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 253 states and 344 transitions. [2023-11-19 02:52:55,598 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 344 transitions. [2023-11-19 02:52:55,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:52:55,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:55,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:55,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:55,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:55,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:55,706 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-19 02:52:56,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:56,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 256 states and 347 transitions. [2023-11-19 02:52:56,066 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 347 transitions. [2023-11-19 02:52:56,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:52:56,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:56,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:56,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:56,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:56,203 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-19 02:52:56,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:56,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 258 states and 348 transitions. [2023-11-19 02:52:56,403 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 348 transitions. [2023-11-19 02:52:56,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:52:56,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:56,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:56,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 02:52:56,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:56,785 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:57,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:57,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 261 states and 351 transitions. [2023-11-19 02:52:57,398 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 351 transitions. [2023-11-19 02:52:57,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:52:57,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:57,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:57,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 02:52:57,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:57,662 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:58,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:58,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 264 states and 358 transitions. [2023-11-19 02:52:58,276 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 358 transitions. [2023-11-19 02:52:58,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:52:58,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:58,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:58,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:58,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:58,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:58,408 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-19 02:52:58,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:58,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 267 states and 361 transitions. [2023-11-19 02:52:58,793 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 361 transitions. [2023-11-19 02:52:58,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:52:58,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:58,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:58,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:58,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:52:58,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:58,976 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-19 02:52:59,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:59,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 269 states and 362 transitions. [2023-11-19 02:52:59,164 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 362 transitions. [2023-11-19 02:52:59,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:52:59,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:59,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:59,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:59,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 02:52:59,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:52:59,596 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 18 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:53:00,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:00,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 272 states and 365 transitions. [2023-11-19 02:53:00,354 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 365 transitions. [2023-11-19 02:53:00,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:53:00,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:00,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:00,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:00,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 02:53:00,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:00,683 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:01,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:01,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 275 states and 372 transitions. [2023-11-19 02:53:01,601 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 372 transitions. [2023-11-19 02:53:01,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:53:01,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:01,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:01,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:01,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:53:01,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:01,794 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-19 02:53:02,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:02,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 278 states and 375 transitions. [2023-11-19 02:53:02,281 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 375 transitions. [2023-11-19 02:53:02,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:53:02,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:02,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:02,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:02,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:53:02,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:02,460 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-19 02:53:02,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:02,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 280 states and 376 transitions. [2023-11-19 02:53:02,690 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 376 transitions. [2023-11-19 02:53:02,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:53:02,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:02,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:02,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:02,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 02:53:02,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:03,200 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 19 proven. 425 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:53:04,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:04,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 283 states and 379 transitions. [2023-11-19 02:53:04,052 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 379 transitions. [2023-11-19 02:53:04,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:53:04,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:04,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:04,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:04,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 02:53:04,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:04,415 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:05,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:05,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 286 states and 386 transitions. [2023-11-19 02:53:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 386 transitions. [2023-11-19 02:53:05,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:53:05,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:05,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:05,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:53:05,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:05,365 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-19 02:53:05,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:05,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 289 states and 389 transitions. [2023-11-19 02:53:05,780 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 389 transitions. [2023-11-19 02:53:05,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:53:05,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:05,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:05,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:53:05,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:05,962 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-19 02:53:06,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:06,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 291 states and 390 transitions. [2023-11-19 02:53:06,166 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 390 transitions. [2023-11-19 02:53:06,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:53:06,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:06,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:06,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:06,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 02:53:06,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:06,590 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 20 proven. 477 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:53:07,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:07,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 294 states and 393 transitions. [2023-11-19 02:53:07,231 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 393 transitions. [2023-11-19 02:53:07,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:53:07,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:07,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:07,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:07,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 02:53:07,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:07,529 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:08,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:08,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 297 states and 400 transitions. [2023-11-19 02:53:08,275 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 400 transitions. [2023-11-19 02:53:08,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:53:08,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:08,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:08,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:53:08,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:08,445 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-19 02:53:08,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:08,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 300 states and 403 transitions. [2023-11-19 02:53:08,880 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 403 transitions. [2023-11-19 02:53:08,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:53:08,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:08,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:08,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:08,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:53:08,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:09,018 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-19 02:53:09,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:09,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 302 states and 404 transitions. [2023-11-19 02:53:09,227 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 404 transitions. [2023-11-19 02:53:09,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:53:09,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:09,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:09,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:09,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 02:53:09,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:09,678 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 21 proven. 532 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:53:10,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:10,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 305 states and 407 transitions. [2023-11-19 02:53:10,423 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 407 transitions. [2023-11-19 02:53:10,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:53:10,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:10,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:10,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 02:53:10,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:10,738 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:11,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:11,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 308 states and 414 transitions. [2023-11-19 02:53:11,470 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 414 transitions. [2023-11-19 02:53:11,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:53:11,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:11,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:11,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:11,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:53:11,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:11,621 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-19 02:53:12,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:12,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 311 states and 417 transitions. [2023-11-19 02:53:12,067 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 417 transitions. [2023-11-19 02:53:12,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:53:12,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:12,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:12,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:53:12,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:12,210 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-19 02:53:12,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:12,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 313 states and 418 transitions. [2023-11-19 02:53:12,468 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 418 transitions. [2023-11-19 02:53:12,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 02:53:12,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:12,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:12,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:12,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 02:53:12,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:12,924 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 22 proven. 590 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:53:13,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:13,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 316 states and 421 transitions. [2023-11-19 02:53:13,631 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 421 transitions. [2023-11-19 02:53:13,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 02:53:13,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:13,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms