./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00c5676-3d9b-4c01-90f9-ab18fad91d3e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00c5676-3d9b-4c01-90f9-ab18fad91d3e/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_a00c5676-3d9b-4c01-90f9-ab18fad91d3e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00c5676-3d9b-4c01-90f9-ab18fad91d3e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00c5676-3d9b-4c01-90f9-ab18fad91d3e/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_a00c5676-3d9b-4c01-90f9-ab18fad91d3e/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 fc71ae13b1bed24e074eb2de07c8f2064aa903343708c3aabf1b928078c9e7f6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:11,560 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:11,627 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00c5676-3d9b-4c01-90f9-ab18fad91d3e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:11:11,632 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:11:11,633 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:11:11,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:11,659 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:11:11,659 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:11:11,660 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:11,661 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:11,662 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:11,662 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:11:11,663 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:11:11,664 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:11:11,664 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:11:11,665 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:11,666 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:11:11,666 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:11,667 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:11:11,668 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:11:11,672 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:11:11,676 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:11:11,676 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:11:11,677 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:11,677 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:11,678 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:11,678 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:11,679 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:11,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:11,680 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:11,680 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:11,681 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:11:11,681 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:11:11,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:11:11,682 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:11:11,682 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_a00c5676-3d9b-4c01-90f9-ab18fad91d3e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00c5676-3d9b-4c01-90f9-ab18fad91d3e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc71ae13b1bed24e074eb2de07c8f2064aa903343708c3aabf1b928078c9e7f6 [2023-11-19 03:11:12,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:12,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:12,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:12,061 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:12,061 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:12,063 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00c5676-3d9b-4c01-90f9-ab18fad91d3e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound50.c [2023-11-19 03:11:15,055 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:15,291 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:15,291 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00c5676-3d9b-4c01-90f9-ab18fad91d3e/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_valuebound50.c [2023-11-19 03:11:15,303 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00c5676-3d9b-4c01-90f9-ab18fad91d3e/bin/ukojak-verify-G8NBE6pJGL/data/8ce6c987e/2e33968664f54bad887a54b9637c9655/FLAG89de29782 [2023-11-19 03:11:15,323 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00c5676-3d9b-4c01-90f9-ab18fad91d3e/bin/ukojak-verify-G8NBE6pJGL/data/8ce6c987e/2e33968664f54bad887a54b9637c9655 [2023-11-19 03:11:15,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:15,334 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:15,339 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:15,339 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:15,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:15,346 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,347 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6553a69f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15, skipping insertion in model container [2023-11-19 03:11:15,347 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,376 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:15,668 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:15,685 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:15,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:15,727 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:15,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15 WrapperNode [2023-11-19 03:11:15,727 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:15,729 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:15,729 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:15,729 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:15,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,744 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,783 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 149 [2023-11-19 03:11:15,783 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:15,784 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:15,784 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:15,784 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:15,801 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,816 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,816 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,820 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,831 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,833 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,834 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,837 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:15,838 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:15,838 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:15,838 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:15,839 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:15" (1/1) ... [2023-11-19 03:11:15,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:15,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00c5676-3d9b-4c01-90f9-ab18fad91d3e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:15,878 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00c5676-3d9b-4c01-90f9-ab18fad91d3e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:15,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00c5676-3d9b-4c01-90f9-ab18fad91d3e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:15,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:15,927 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:11:15,928 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:11:15,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:11:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:15,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:11:15,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:11:16,008 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:16,012 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:11:16,581 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:11:16,633 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:11:16,633 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:11:16,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:16 BoogieIcfgContainer [2023-11-19 03:11:16,639 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:11:16,643 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:11:16,643 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:11:16,653 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:11:16,654 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:16" (1/1) ... [2023-11-19 03:11:16,663 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:11:16,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:16,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 154 states and 167 transitions. [2023-11-19 03:11:16,752 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 167 transitions. [2023-11-19 03:11:16,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:16,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:16,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:16,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:16,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:16,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:17,181 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:17,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:17,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:17,268 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:17,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:17,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:17,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:17,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:17,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:17,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:17,390 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:17,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:17,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:17,410 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:17,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:17,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:17,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:17,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:17,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:17,498 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:17,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:17,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:17,513 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:17,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:17,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:17,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:17,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:17,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:17,600 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:17,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:17,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:17,614 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:17,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:17,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:17,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:17,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:17,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:17,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:17,694 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:17,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:17,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:17,706 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:17,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:17,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:17,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:17,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:17,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:17,784 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:17,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:17,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:17,796 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:17,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:17,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:17,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:17,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:17,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:17,879 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:17,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:17,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:17,891 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:17,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:17,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:17,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:17,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:17,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:17,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:17,997 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:18,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:18,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:18,034 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:18,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:18,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:18,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:18,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:18,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:18,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:18,111 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:18,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:18,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:18,130 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:18,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:18,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:18,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:18,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:18,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:18,216 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:18,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:18,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:18,228 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:18,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:18,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:18,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:18,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:18,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:18,330 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:18,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:18,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:18,343 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:18,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:18,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:18,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:18,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:18,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:18,436 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:18,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:18,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:18,450 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:18,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:18,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:18,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:18,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:18,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:18,512 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:18,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:18,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:18,526 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:18,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:18,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:18,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:18,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:18,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:18,588 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:18,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:18,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:18,600 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:18,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:18,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:18,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:18,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:18,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:18,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:18,663 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:18,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:18,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:18,673 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:18,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:18,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:18,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:18,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:18,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:18,752 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:18,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:18,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:18,762 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:18,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:18,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:18,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:18,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:18,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:18,831 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:18,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:18,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:18,865 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:18,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:18,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:18,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:18,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:18,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:18,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:18,926 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:18,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:18,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:18,938 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:18,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:18,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:18,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:18,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:18,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:18,996 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:19,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:19,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:19,006 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:19,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:19,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:19,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:19,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:19,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:19,068 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:19,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:19,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-19 03:11:19,078 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-19 03:11:19,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:11:19,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:19,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:19,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:19,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:19,201 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:19,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:19,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 153 states and 166 transitions. [2023-11-19 03:11:19,613 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 166 transitions. [2023-11-19 03:11:19,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:11:19,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:19,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:19,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:19,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:11:19,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:19,724 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:19,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:19,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 152 states and 165 transitions. [2023-11-19 03:11:19,862 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 165 transitions. [2023-11-19 03:11:19,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:11:19,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:19,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:19,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:19,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:11:19,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:19,888 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 03:11:19,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:19,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 151 states and 164 transitions. [2023-11-19 03:11:19,896 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 164 transitions. [2023-11-19 03:11:19,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:11:19,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:19,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:19,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:19,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:11:19,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:20,016 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:11:20,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:20,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 150 states and 163 transitions. [2023-11-19 03:11:20,067 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 163 transitions. [2023-11-19 03:11:20,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:11:20,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:20,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:20,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:11:20,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:20,113 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:20,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:20,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 150 states and 162 transitions. [2023-11-19 03:11:20,126 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 162 transitions. [2023-11-19 03:11:20,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:11:20,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:20,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:20,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:20,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:11:20,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:20,207 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:20,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:20,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 153 states and 167 transitions. [2023-11-19 03:11:20,613 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 167 transitions. [2023-11-19 03:11:20,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:11:20,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:20,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:20,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:11:20,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:20,677 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:20,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:20,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 155 states and 169 transitions. [2023-11-19 03:11:20,726 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 169 transitions. [2023-11-19 03:11:20,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:11:20,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:20,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:20,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:11:20,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:20,795 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:20,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:20,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 156 states and 170 transitions. [2023-11-19 03:11:20,813 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 170 transitions. [2023-11-19 03:11:20,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:11:20,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:20,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:20,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:11:20,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:20,853 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:20,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:20,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 157 states and 171 transitions. [2023-11-19 03:11:20,870 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 171 transitions. [2023-11-19 03:11:20,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:11:20,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:20,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:20,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:20,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:11:20,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:21,004 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:21,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:21,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 162 states and 179 transitions. [2023-11-19 03:11:21,900 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 179 transitions. [2023-11-19 03:11:21,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:11:21,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:21,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:21,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:21,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:11:21,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:22,078 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:23,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:23,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 168 states and 190 transitions. [2023-11-19 03:11:23,136 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 190 transitions. [2023-11-19 03:11:23,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:11:23,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:23,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:23,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:23,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:11:23,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:23,318 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:24,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:24,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 174 states and 201 transitions. [2023-11-19 03:11:24,813 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 201 transitions. [2023-11-19 03:11:24,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:11:24,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:24,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:24,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:24,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:11:24,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:25,042 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:26,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:26,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 181 states and 215 transitions. [2023-11-19 03:11:26,619 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 215 transitions. [2023-11-19 03:11:26,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:11:26,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:26,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:26,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:26,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:11:26,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:26,835 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:27,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:27,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 184 states and 220 transitions. [2023-11-19 03:11:27,266 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 220 transitions. [2023-11-19 03:11:27,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:11:27,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:27,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:27,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:27,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:11:27,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:27,471 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:27,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:27,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 185 states and 221 transitions. [2023-11-19 03:11:27,830 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 221 transitions. [2023-11-19 03:11:27,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:11:27,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:27,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:27,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:27,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:11:27,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:27,948 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:29,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:29,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 194 states and 239 transitions. [2023-11-19 03:11:29,641 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 239 transitions. [2023-11-19 03:11:29,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:11:29,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:29,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:29,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:11:29,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:29,701 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:29,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:29,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 195 states and 240 transitions. [2023-11-19 03:11:29,726 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 240 transitions. [2023-11-19 03:11:29,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:11:29,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:29,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:29,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:29,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:11:29,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:29,900 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:32,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:32,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 205 states and 259 transitions. [2023-11-19 03:11:32,600 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 259 transitions. [2023-11-19 03:11:32,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:11:32,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:32,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:32,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:11:32,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:32,703 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:33,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:33,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 214 states and 276 transitions. [2023-11-19 03:11:33,606 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 276 transitions. [2023-11-19 03:11:33,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:11:33,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:33,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:33,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:33,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:11:33,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:33,792 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:36,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:36,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 225 states and 297 transitions. [2023-11-19 03:11:36,280 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 297 transitions. [2023-11-19 03:11:36,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:11:36,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:36,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:36,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:11:36,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:36,391 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:37,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:37,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 235 states and 316 transitions. [2023-11-19 03:11:37,290 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 316 transitions. [2023-11-19 03:11:37,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:11:37,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:37,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:37,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:11:37,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:37,340 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:39,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:39,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 245 states and 334 transitions. [2023-11-19 03:11:39,088 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 334 transitions. [2023-11-19 03:11:39,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:11:39,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:39,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:39,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:39,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:11:39,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:39,315 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:39,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:39,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 248 states and 339 transitions. [2023-11-19 03:11:39,862 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 339 transitions. [2023-11-19 03:11:39,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:11:39,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:39,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:39,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:11:39,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:39,932 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:39,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:39,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 249 states and 340 transitions. [2023-11-19 03:11:39,963 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 340 transitions. [2023-11-19 03:11:39,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:11:39,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:39,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:40,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:11:40,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:40,191 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:40,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:40,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 250 states and 341 transitions. [2023-11-19 03:11:40,688 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 341 transitions. [2023-11-19 03:11:40,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:11:40,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:40,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:40,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:11:40,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:40,766 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:41,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:41,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 253 states and 345 transitions. [2023-11-19 03:11:41,086 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 345 transitions. [2023-11-19 03:11:41,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:11:41,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:41,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:41,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:11:41,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:41,170 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:11:41,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:41,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 254 states and 346 transitions. [2023-11-19 03:11:41,213 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 346 transitions. [2023-11-19 03:11:41,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:11:41,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:41,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:41,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:41,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:11:41,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:41,282 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 03:11:43,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:43,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 268 states and 368 transitions. [2023-11-19 03:11:43,494 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 368 transitions. [2023-11-19 03:11:43,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:11:43,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:43,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:43,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:11:43,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:43,585 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 03:11:43,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:43,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 269 states and 369 transitions. [2023-11-19 03:11:43,620 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 369 transitions. [2023-11-19 03:11:43,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:11:43,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:43,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:43,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:43,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:11:43,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:43,956 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 03:11:48,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:48,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 287 states and 399 transitions. [2023-11-19 03:11:48,415 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 399 transitions. [2023-11-19 03:11:48,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:11:48,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:48,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:48,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:11:48,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:48,800 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 03:11:54,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:54,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 306 states and 431 transitions. [2023-11-19 03:11:54,038 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 431 transitions. [2023-11-19 03:11:54,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:11:54,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:54,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:54,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:54,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:11:54,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:54,137 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 03:11:54,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:54,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 309 states and 436 transitions. [2023-11-19 03:11:54,817 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 436 transitions. [2023-11-19 03:11:54,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:11:54,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:54,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:54,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:11:54,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:54,916 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 03:11:54,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:54,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 310 states and 437 transitions. [2023-11-19 03:11:54,978 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 437 transitions. [2023-11-19 03:11:54,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:11:54,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:54,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:55,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:55,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:11:55,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:55,066 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:11:55,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:55,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 312 states and 440 transitions. [2023-11-19 03:11:55,110 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 440 transitions. [2023-11-19 03:11:55,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:11:55,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:55,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:55,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:11:55,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:55,210 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:11:55,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:55,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 313 states and 441 transitions. [2023-11-19 03:11:55,265 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 441 transitions. [2023-11-19 03:11:55,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:11:55,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:55,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:55,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:55,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:11:55,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:11:55,945 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:12:04,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:04,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 338 states and 482 transitions. [2023-11-19 03:12:04,608 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 482 transitions. [2023-11-19 03:12:04,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:12:04,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:04,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:04,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:04,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:12:04,645 INFO L285 TraceCheckSpWp]: Computing forward predicates...