./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/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_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d3c61dee0c4c48de96844df391dc470a843cae078bb175116ed4a6b789669168 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:15:53,551 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:15:53,619 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:15:53,625 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:15:53,626 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:15:53,651 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:15:53,653 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:15:53,653 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:15:53,654 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:15:53,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:15:53,655 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:15:53,656 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:15:53,657 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:15:53,657 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:15:53,658 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:15:53,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:15:53,659 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:15:53,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:15:53,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:15:53,661 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:15:53,661 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:15:53,668 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:15:53,668 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:15:53,669 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:15:53,669 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:15:53,670 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:15:53,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:53,671 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:15:53,672 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:15:53,672 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:15:53,673 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:15:53,674 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:15:53,674 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:15:53,674 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_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3c61dee0c4c48de96844df391dc470a843cae078bb175116ed4a6b789669168 [2023-11-19 03:15:53,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:15:53,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:15:53,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:15:53,952 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:15:53,952 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:15:53,954 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c [2023-11-19 03:15:57,362 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:15:57,602 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:15:57,603 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c [2023-11-19 03:15:57,613 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/bin/ukojak-verify-G8NBE6pJGL/data/bf86ec5a4/01f83cb5b35b465c8b9efcf5cf911efe/FLAG915363a96 [2023-11-19 03:15:57,629 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/bin/ukojak-verify-G8NBE6pJGL/data/bf86ec5a4/01f83cb5b35b465c8b9efcf5cf911efe [2023-11-19 03:15:57,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:15:57,633 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:15:57,634 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:57,635 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:15:57,644 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:15:57,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:15:57" (1/1) ... [2023-11-19 03:15:57,650 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b465450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:57, skipping insertion in model container [2023-11-19 03:15:57,650 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:15:57" (1/1) ... [2023-11-19 03:15:57,677 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:15:57,851 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c[588,601] [2023-11-19 03:15:57,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:57,889 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:15:57,903 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c[588,601] [2023-11-19 03:15:57,914 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:57,928 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:15:57,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:57 WrapperNode [2023-11-19 03:15:57,929 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:57,930 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:57,930 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:15:57,930 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:15:57,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:57" (1/1) ... [2023-11-19 03:15:57,945 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:57" (1/1) ... [2023-11-19 03:15:57,965 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2023-11-19 03:15:57,965 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:57,966 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:15:57,966 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:15:57,967 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:15:57,975 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:57" (1/1) ... [2023-11-19 03:15:57,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:57" (1/1) ... [2023-11-19 03:15:57,978 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:57" (1/1) ... [2023-11-19 03:15:57,978 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:57" (1/1) ... [2023-11-19 03:15:57,985 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:57" (1/1) ... [2023-11-19 03:15:57,988 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:57" (1/1) ... [2023-11-19 03:15:57,995 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:57" (1/1) ... [2023-11-19 03:15:57,996 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:57" (1/1) ... [2023-11-19 03:15:57,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:15:58,002 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:15:58,002 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:15:58,003 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:15:58,012 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:57" (1/1) ... [2023-11-19 03:15:58,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:58,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:15:58,057 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:15:58,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115d26b-9bd2-46fa-aebd-6f8e102ab7be/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:15:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:15:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:15:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:15:58,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:15:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:15:58,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:15:58,170 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:15:58,172 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:15:58,327 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:15:58,366 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:15:58,366 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:15:58,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:58 BoogieIcfgContainer [2023-11-19 03:15:58,379 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:15:58,380 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:15:58,381 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:15:58,391 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:15:58,394 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:58" (1/1) ... [2023-11-19 03:15:58,402 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:15:58,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:58,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2023-11-19 03:15:58,469 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2023-11-19 03:15:58,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:15:58,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:58,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:58,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:58,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:59,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:59,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 46 transitions. [2023-11-19 03:15:59,047 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 46 transitions. [2023-11-19 03:15:59,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:15:59,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:59,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:59,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:15:59,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:59,201 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 03:15:59,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:59,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 52 transitions. [2023-11-19 03:15:59,377 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 52 transitions. [2023-11-19 03:15:59,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:15:59,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:59,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:59,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:15:59,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:59,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:15:59,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:59,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 33 states and 61 transitions. [2023-11-19 03:15:59,767 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2023-11-19 03:15:59,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:15:59,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:59,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:59,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:59,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:15:59,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:59,990 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:16:00,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:00,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 35 states and 66 transitions. [2023-11-19 03:16:00,298 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 66 transitions. [2023-11-19 03:16:00,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:16:00,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:00,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:00,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:16:00,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:00,404 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:16:00,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:00,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 36 states and 69 transitions. [2023-11-19 03:16:00,469 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2023-11-19 03:16:00,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:16:00,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:00,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:00,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:16:00,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:00,608 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 03:16:01,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:01,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 43 states and 87 transitions. [2023-11-19 03:16:01,230 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 87 transitions. [2023-11-19 03:16:01,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:16:01,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:01,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:01,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:16:01,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:01,438 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 03:16:02,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:02,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 46 states and 94 transitions. [2023-11-19 03:16:02,030 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 94 transitions. [2023-11-19 03:16:02,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:16:02,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:02,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:02,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:02,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:16:02,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:02,301 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-19 03:16:03,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:03,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 46 states and 87 transitions. [2023-11-19 03:16:03,088 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 87 transitions. [2023-11-19 03:16:03,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:16:03,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:03,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:03,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 03:16:03,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:03,417 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 13 proven. 23 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-11-19 03:16:04,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:04,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 50 states and 95 transitions. [2023-11-19 03:16:04,051 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 95 transitions. [2023-11-19 03:16:04,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:16:04,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:04,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:04,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:16:04,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:04,239 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-19 03:16:04,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:04,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 51 states and 97 transitions. [2023-11-19 03:16:04,729 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 97 transitions. [2023-11-19 03:16:04,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:16:04,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:04,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:04,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:04,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:16:04,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:04,993 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 17 proven. 31 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-11-19 03:16:05,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:05,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 52 states and 100 transitions. [2023-11-19 03:16:05,210 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2023-11-19 03:16:05,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:16:05,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:05,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:05,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:16:05,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:05,335 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-19 03:16:05,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:05,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 54 states and 103 transitions. [2023-11-19 03:16:05,747 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 103 transitions. [2023-11-19 03:16:05,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:16:05,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:05,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:05,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:05,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 03:16:05,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:06,207 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 21 proven. 38 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-11-19 03:16:07,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:07,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 63 states and 120 transitions. [2023-11-19 03:16:07,316 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 120 transitions. [2023-11-19 03:16:07,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:16:07,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:07,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:07,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:16:07,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:07,868 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 22 proven. 13 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 03:16:08,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:08,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 66 states and 126 transitions. [2023-11-19 03:16:08,525 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 126 transitions. [2023-11-19 03:16:08,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:16:08,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:08,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:08,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:16:08,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:08,978 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 23 proven. 41 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-19 03:16:09,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:09,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 67 states and 129 transitions. [2023-11-19 03:16:09,580 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 129 transitions. [2023-11-19 03:16:09,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:16:09,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:09,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:09,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:16:09,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:09,946 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 24 proven. 15 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 03:16:10,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:10,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 71 states and 137 transitions. [2023-11-19 03:16:10,797 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 137 transitions. [2023-11-19 03:16:10,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:16:10,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:10,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:10,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-19 03:16:10,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:11,720 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 54 proven. 45 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2023-11-19 03:16:12,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:12,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 73 states and 141 transitions. [2023-11-19 03:16:12,321 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 141 transitions. [2023-11-19 03:16:12,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:16:12,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:12,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:12,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:12,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-19 03:16:12,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:12,735 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 25 proven. 54 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-19 03:16:13,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:13,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 74 states and 143 transitions. [2023-11-19 03:16:13,377 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 143 transitions. [2023-11-19 03:16:13,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:16:13,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:13,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:13,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:16:13,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:13,776 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 55 proven. 13 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2023-11-19 03:16:13,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:13,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 75 states and 144 transitions. [2023-11-19 03:16:13,957 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 144 transitions. [2023-11-19 03:16:13,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 03:16:13,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:13,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:14,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:14,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:16:14,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:14,171 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 28 proven. 19 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 03:16:14,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:14,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 76 states and 147 transitions. [2023-11-19 03:16:14,482 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 147 transitions. [2023-11-19 03:16:14,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-19 03:16:14,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:14,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:14,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:14,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:16:14,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:14,909 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 55 proven. 19 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2023-11-19 03:16:15,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:15,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 78 states and 150 transitions. [2023-11-19 03:16:15,766 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 150 transitions. [2023-11-19 03:16:15,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 03:16:15,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:15,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:15,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:16:15,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:15,973 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 30 proven. 21 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 03:16:16,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:16,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 80 states and 153 transitions. [2023-11-19 03:16:16,671 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 153 transitions. [2023-11-19 03:16:16,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 03:16:16,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:16,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:16,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:16,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:16:16,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:17,260 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 31 proven. 67 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-19 03:16:18,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:18,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 81 states and 155 transitions. [2023-11-19 03:16:18,712 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 155 transitions. [2023-11-19 03:16:18,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-19 03:16:18,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:18,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:18,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-19 03:16:18,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:19,646 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 31 proven. 76 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-19 03:16:20,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:20,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 84 states and 160 transitions. [2023-11-19 03:16:20,647 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 160 transitions. [2023-11-19 03:16:20,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 03:16:20,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:20,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:20,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:20,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:16:20,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:21,399 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 33 proven. 70 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-11-19 03:16:22,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:22,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 85 states and 163 transitions. [2023-11-19 03:16:22,308 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 163 transitions. [2023-11-19 03:16:22,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 03:16:22,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:22,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:22,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-19 03:16:22,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:23,069 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 33 proven. 82 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-11-19 03:16:24,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:24,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 86 states and 165 transitions. [2023-11-19 03:16:24,136 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 165 transitions. [2023-11-19 03:16:24,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 03:16:24,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:24,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:24,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:16:24,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:24,785 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 36 proven. 21 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 03:16:25,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:25,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 88 states and 169 transitions. [2023-11-19 03:16:25,737 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 169 transitions. [2023-11-19 03:16:25,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-19 03:16:25,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:25,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:25,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:25,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-19 03:16:25,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:26,420 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 36 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 03:16:27,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:27,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 89 states and 171 transitions. [2023-11-19 03:16:27,256 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 171 transitions. [2023-11-19 03:16:27,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-19 03:16:27,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:27,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:27,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:16:27,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:27,588 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 37 proven. 94 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-11-19 03:16:28,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:28,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 90 states and 174 transitions. [2023-11-19 03:16:28,025 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 174 transitions. [2023-11-19 03:16:28,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-19 03:16:28,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:28,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:28,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:28,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:16:28,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:28,292 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 40 proven. 42 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-19 03:16:29,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:29,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 92 states and 177 transitions. [2023-11-19 03:16:29,206 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 177 transitions. [2023-11-19 03:16:29,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-19 03:16:29,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:29,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:29,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-19 03:16:29,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:30,506 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 41 proven. 103 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-11-19 03:16:31,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:31,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 93 states and 179 transitions. [2023-11-19 03:16:31,938 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 179 transitions. [2023-11-19 03:16:31,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-19 03:16:31,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:31,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:32,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:16:32,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:33,408 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 42 proven. 54 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-19 03:16:34,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:34,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 96 states and 184 transitions. [2023-11-19 03:16:34,663 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 184 transitions. [2023-11-19 03:16:34,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-19 03:16:34,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:34,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:34,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 03:16:34,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:35,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 44 proven. 42 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-19 03:16:37,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:37,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 97 states and 187 transitions. [2023-11-19 03:16:37,097 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 187 transitions. [2023-11-19 03:16:37,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-19 03:16:37,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:37,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:37,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:37,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-19 03:16:37,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:38,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 43 proven. 122 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-11-19 03:16:39,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:39,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 98 states and 189 transitions. [2023-11-19 03:16:39,552 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 189 transitions. [2023-11-19 03:16:39,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-19 03:16:39,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:39,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:39,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 03:16:39,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:40,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 46 proven. 42 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-19 03:16:41,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:41,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 100 states and 193 transitions. [2023-11-19 03:16:41,362 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 193 transitions. [2023-11-19 03:16:41,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 03:16:41,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:41,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:41,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-19 03:16:41,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:42,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1120 backedges. 46 proven. 62 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-19 03:16:43,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:43,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 101 states and 195 transitions. [2023-11-19 03:16:43,611 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 195 transitions. [2023-11-19 03:16:43,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-19 03:16:43,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:43,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:43,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:16:43,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:44,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 48 proven. 66 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-19 03:16:45,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:45,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 102 states and 198 transitions. [2023-11-19 03:16:45,150 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 198 transitions. [2023-11-19 03:16:45,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-19 03:16:45,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:45,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:45,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:16:45,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:45,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1320 backedges. 50 proven. 70 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-19 03:16:46,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:46,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 104 states and 201 transitions. [2023-11-19 03:16:46,736 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 201 transitions. [2023-11-19 03:16:46,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-19 03:16:46,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:46,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:46,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-19 03:16:46,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:47,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1422 backedges. 51 proven. 146 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked.