./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound2.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_6955adc8-7e6f-4812-9e09-12a835dee0b0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6955adc8-7e6f-4812-9e09-12a835dee0b0/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_6955adc8-7e6f-4812-9e09-12a835dee0b0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6955adc8-7e6f-4812-9e09-12a835dee0b0/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6955adc8-7e6f-4812-9e09-12a835dee0b0/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_6955adc8-7e6f-4812-9e09-12a835dee0b0/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 2c82dcc3d917c20926ea634368e9542e23b7ae4e7817b33542bbba01403d748d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:39:59,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:40:00,029 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6955adc8-7e6f-4812-9e09-12a835dee0b0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:40:00,034 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:40:00,035 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:40:00,058 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:40:00,059 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:40:00,060 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:40:00,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:40:00,061 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:40:00,062 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:40:00,062 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:40:00,063 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:40:00,063 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:40:00,064 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:40:00,064 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:40:00,065 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:40:00,065 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:40:00,066 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:40:00,066 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:40:00,067 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:40:00,076 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:40:00,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:40:00,076 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:40:00,077 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:40:00,077 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:40:00,078 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:40:00,078 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:40:00,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:00,079 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:40:00,079 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:40:00,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:40:00,080 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:40:00,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:40:00,081 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:40:00,081 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_6955adc8-7e6f-4812-9e09-12a835dee0b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6955adc8-7e6f-4812-9e09-12a835dee0b0/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c82dcc3d917c20926ea634368e9542e23b7ae4e7817b33542bbba01403d748d [2023-11-19 03:40:00,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:40:00,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:40:00,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:40:00,377 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:40:00,377 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:40:00,379 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6955adc8-7e6f-4812-9e09-12a835dee0b0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound2.c [2023-11-19 03:40:03,454 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:40:03,652 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:40:03,653 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6955adc8-7e6f-4812-9e09-12a835dee0b0/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound2.c [2023-11-19 03:40:03,659 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6955adc8-7e6f-4812-9e09-12a835dee0b0/bin/ukojak-verify-G8NBE6pJGL/data/b249cabd7/7a833c1e4d374f7fa3570fc1468e9477/FLAGfdb05900e [2023-11-19 03:40:03,671 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6955adc8-7e6f-4812-9e09-12a835dee0b0/bin/ukojak-verify-G8NBE6pJGL/data/b249cabd7/7a833c1e4d374f7fa3570fc1468e9477 [2023-11-19 03:40:03,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:40:03,675 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:40:03,676 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:03,676 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:40:03,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:40:03,682 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:03" (1/1) ... [2023-11-19 03:40:03,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64209d66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:03, skipping insertion in model container [2023-11-19 03:40:03,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:03" (1/1) ... [2023-11-19 03:40:03,702 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:40:03,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:03,862 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:40:03,876 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:03,890 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:40:03,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:03 WrapperNode [2023-11-19 03:40:03,891 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:03,892 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:03,892 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:40:03,893 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:40:03,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:03" (1/1) ... [2023-11-19 03:40:03,909 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:03" (1/1) ... [2023-11-19 03:40:03,928 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2023-11-19 03:40:03,929 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:03,931 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:40:03,931 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:40:03,932 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:40:03,941 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:03" (1/1) ... [2023-11-19 03:40:03,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:03" (1/1) ... [2023-11-19 03:40:03,946 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:03" (1/1) ... [2023-11-19 03:40:03,946 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:03" (1/1) ... [2023-11-19 03:40:03,950 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:03" (1/1) ... [2023-11-19 03:40:03,953 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:03" (1/1) ... [2023-11-19 03:40:03,955 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:03" (1/1) ... [2023-11-19 03:40:03,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:03" (1/1) ... [2023-11-19 03:40:03,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:40:03,958 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:40:03,958 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:40:03,959 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:40:03,959 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:03" (1/1) ... [2023-11-19 03:40:03,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:03,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6955adc8-7e6f-4812-9e09-12a835dee0b0/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:40:03,992 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6955adc8-7e6f-4812-9e09-12a835dee0b0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:40:04,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6955adc8-7e6f-4812-9e09-12a835dee0b0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:40:04,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:40:04,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:40:04,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:40:04,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:40:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:40:04,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:40:04,129 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:40:04,137 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:40:04,372 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:40:04,431 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:40:04,441 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:40:04,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:04 BoogieIcfgContainer [2023-11-19 03:40:04,446 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:40:04,447 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:40:04,447 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:40:04,457 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:40:04,457 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:04" (1/1) ... [2023-11-19 03:40:04,466 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:40:04,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:04,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2023-11-19 03:40:04,522 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-19 03:40:04,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:40:04,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:04,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:04,687 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 03:40:04,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:04,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2023-11-19 03:40:04,704 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-11-19 03:40:04,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:40:04,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:04,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:04,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:40:04,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:04,759 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 03:40:04,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:04,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-11-19 03:40:04,787 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-11-19 03:40:04,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:40:04,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:04,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:04,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:40:04,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:04,824 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 03:40:04,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:04,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2023-11-19 03:40:04,833 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2023-11-19 03:40:04,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:40:04,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:04,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:04,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:04,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:40:04,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:04,947 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 03:40:05,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:05,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2023-11-19 03:40:05,001 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2023-11-19 03:40:05,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:40:05,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:05,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:05,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:05,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:40:05,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:05,067 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 03:40:05,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:05,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 32 transitions. [2023-11-19 03:40:05,164 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2023-11-19 03:40:05,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:40:05,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:05,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:05,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:40:05,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:05,216 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 03:40:05,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:05,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 38 transitions. [2023-11-19 03:40:05,308 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-11-19 03:40:05,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:40:05,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:05,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:05,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:05,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:40:05,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:05,376 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:05,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:05,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 42 transitions. [2023-11-19 03:40:05,458 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2023-11-19 03:40:05,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:40:05,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:05,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:05,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:05,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:40:05,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:05,529 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:40:05,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:05,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 48 transitions. [2023-11-19 03:40:05,677 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2023-11-19 03:40:05,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:40:05,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:05,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:05,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:40:05,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:05,787 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:40:05,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:05,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 51 transitions. [2023-11-19 03:40:05,876 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2023-11-19 03:40:05,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:40:05,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:05,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:05,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:40:05,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:05,963 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:40:06,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:06,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 57 transitions. [2023-11-19 03:40:06,125 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2023-11-19 03:40:06,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:40:06,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:06,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:06,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:40:06,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:06,228 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:40:06,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:06,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 60 transitions. [2023-11-19 03:40:06,334 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 60 transitions. [2023-11-19 03:40:06,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:40:06,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:06,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:06,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:40:06,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:06,442 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:40:06,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:06,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 66 transitions. [2023-11-19 03:40:06,641 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 66 transitions. [2023-11-19 03:40:06,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:40:06,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:06,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:06,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:06,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:40:06,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:06,764 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:40:06,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:06,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 69 transitions. [2023-11-19 03:40:06,883 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2023-11-19 03:40:06,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:40:06,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:06,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:06,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:40:06,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:07,008 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:40:07,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:07,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 75 transitions. [2023-11-19 03:40:07,240 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2023-11-19 03:40:07,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:40:07,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:07,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:07,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:07,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:40:07,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:07,412 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:40:07,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:07,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 78 transitions. [2023-11-19 03:40:07,564 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2023-11-19 03:40:07,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:40:07,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:07,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:07,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:07,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:40:07,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:07,700 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:40:07,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:07,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 67 states and 84 transitions. [2023-11-19 03:40:07,941 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2023-11-19 03:40:07,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:40:07,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:07,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:07,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:40:07,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:08,120 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:40:08,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:08,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 70 states and 87 transitions. [2023-11-19 03:40:08,271 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2023-11-19 03:40:08,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:40:08,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:08,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:08,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:40:08,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:08,458 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 03:40:08,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:08,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 74 states and 93 transitions. [2023-11-19 03:40:08,806 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 93 transitions. [2023-11-19 03:40:08,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:40:08,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:08,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:08,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:40:08,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:09,017 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 03:40:09,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:09,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 77 states and 96 transitions. [2023-11-19 03:40:09,218 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 96 transitions. [2023-11-19 03:40:09,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:40:09,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:09,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:09,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:40:09,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:09,409 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-19 03:40:09,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:09,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 81 states and 102 transitions. [2023-11-19 03:40:09,777 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 102 transitions. [2023-11-19 03:40:09,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:40:09,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:09,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:09,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:40:09,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:10,043 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-19 03:40:10,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:10,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 84 states and 105 transitions. [2023-11-19 03:40:10,266 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 105 transitions. [2023-11-19 03:40:10,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 03:40:10,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:10,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:10,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:10,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:40:10,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:10,490 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-19 03:40:10,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:10,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 88 states and 111 transitions. [2023-11-19 03:40:10,879 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 111 transitions. [2023-11-19 03:40:10,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-19 03:40:10,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:10,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:10,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:40:10,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:11,156 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-19 03:40:11,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:11,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 91 states and 114 transitions. [2023-11-19 03:40:11,432 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 114 transitions. [2023-11-19 03:40:11,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 03:40:11,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:11,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:11,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:11,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:40:11,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:11,679 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-19 03:40:12,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:12,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 95 states and 120 transitions. [2023-11-19 03:40:12,015 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 120 transitions. [2023-11-19 03:40:12,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 03:40:12,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:12,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:12,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:40:12,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:12,267 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-19 03:40:12,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:12,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 123 transitions. [2023-11-19 03:40:12,514 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 123 transitions. [2023-11-19 03:40:12,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-19 03:40:12,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:12,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:12,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:12,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:40:12,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:12,720 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-19 03:40:13,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:13,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 102 states and 129 transitions. [2023-11-19 03:40:13,078 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 129 transitions. [2023-11-19 03:40:13,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 03:40:13,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:13,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:13,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:13,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 03:40:13,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:13,355 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 418 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-19 03:40:13,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:13,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 105 states and 132 transitions. [2023-11-19 03:40:13,616 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 132 transitions. [2023-11-19 03:40:13,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-19 03:40:13,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:13,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:13,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:13,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:40:13,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:13,865 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-19 03:40:14,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:14,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 109 states and 138 transitions. [2023-11-19 03:40:14,240 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 138 transitions. [2023-11-19 03:40:14,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-19 03:40:14,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:14,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:14,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:14,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:40:14,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:14,503 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 498 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-19 03:40:14,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:14,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 112 states and 141 transitions. [2023-11-19 03:40:14,767 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 141 transitions. [2023-11-19 03:40:14,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-19 03:40:14,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:14,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:14,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:14,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:40:14,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:15,003 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-19 03:40:15,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:15,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 116 states and 147 transitions. [2023-11-19 03:40:15,443 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 147 transitions. [2023-11-19 03:40:15,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-19 03:40:15,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:15,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:15,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 03:40:15,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:15,704 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-19 03:40:15,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:15,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 119 states and 150 transitions. [2023-11-19 03:40:15,981 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 150 transitions. [2023-11-19 03:40:15,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-19 03:40:15,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:15,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:16,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:40:16,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:16,229 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-19 03:40:16,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:16,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 123 states and 156 transitions. [2023-11-19 03:40:16,664 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 156 transitions. [2023-11-19 03:40:16,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-19 03:40:16,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:16,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:16,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:16,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:40:16,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:16,957 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 679 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-19 03:40:17,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:17,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 126 states and 159 transitions. [2023-11-19 03:40:17,246 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2023-11-19 03:40:17,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-19 03:40:17,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:17,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:17,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:40:17,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:17,537 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 03:40:18,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:18,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 130 states and 165 transitions. [2023-11-19 03:40:18,058 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 165 transitions. [2023-11-19 03:40:18,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-19 03:40:18,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:18,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:18,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:18,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-19 03:40:18,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:18,443 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-19 03:40:18,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:18,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 133 states and 168 transitions. [2023-11-19 03:40:18,776 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 168 transitions. [2023-11-19 03:40:18,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-19 03:40:18,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:18,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:18,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:40:18,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:19,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-19 03:40:19,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:19,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 137 states and 174 transitions. [2023-11-19 03:40:19,775 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 174 transitions. [2023-11-19 03:40:19,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-19 03:40:19,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:19,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:19,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:19,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 03:40:19,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:20,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 888 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-19 03:40:20,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:20,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 140 states and 177 transitions. [2023-11-19 03:40:20,673 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 177 transitions. [2023-11-19 03:40:20,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-19 03:40:20,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:20,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:20,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:20,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 03:40:20,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:21,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 0 proven. 952 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-11-19 03:40:21,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:21,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 144 states and 183 transitions. [2023-11-19 03:40:21,606 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 183 transitions. [2023-11-19 03:40:21,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-19 03:40:21,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:21,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:21,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-19 03:40:21,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:21,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1003 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-11-19 03:40:22,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:22,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 147 states and 186 transitions. [2023-11-19 03:40:22,297 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 186 transitions. [2023-11-19 03:40:22,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 03:40:22,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:22,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:22,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:40:22,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:22,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1377 backedges. 0 proven. 1071 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-11-19 03:40:23,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:23,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 151 states and 192 transitions. [2023-11-19 03:40:23,210 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 192 transitions. [2023-11-19 03:40:23,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 03:40:23,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:23,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:23,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-19 03:40:23,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:23,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1125 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-11-19 03:40:24,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:24,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 154 states and 195 transitions. [2023-11-19 03:40:24,088 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 195 transitions. [2023-11-19 03:40:24,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 03:40:24,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:24,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:24,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:24,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:40:24,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:24,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1539 backedges. 0 proven. 1197 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-11-19 03:40:25,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:25,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 158 states and 201 transitions. [2023-11-19 03:40:25,199 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 201 transitions. [2023-11-19 03:40:25,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-19 03:40:25,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:25,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:25,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:25,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-19 03:40:25,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:25,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1254 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-11-19 03:40:26,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:26,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 204 transitions. [2023-11-19 03:40:26,184 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 204 transitions. [2023-11-19 03:40:26,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-19 03:40:26,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:26,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:26,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:26,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:40:26,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:26,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-19 03:40:27,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:27,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 165 states and 210 transitions. [2023-11-19 03:40:27,183 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2023-11-19 03:40:27,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-19 03:40:27,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:27,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:27,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-19 03:40:27,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:27,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1390 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-19 03:40:28,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:28,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 168 states and 213 transitions. [2023-11-19 03:40:28,047 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 213 transitions. [2023-11-19 03:40:28,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-19 03:40:28,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:28,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:28,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 03:40:28,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:28,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 0 proven. 1470 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 03:40:29,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:29,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 172 states and 219 transitions. [2023-11-19 03:40:29,020 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 219 transitions. [2023-11-19 03:40:29,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 03:40:29,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:29,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:29,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:29,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-19 03:40:29,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:29,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1533 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 03:40:29,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:29,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 175 states and 222 transitions. [2023-11-19 03:40:29,915 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 222 transitions. [2023-11-19 03:40:29,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-19 03:40:29,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:29,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:29,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:40:30,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:30,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2079 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-19 03:40:31,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:31,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 179 states and 228 transitions. [2023-11-19 03:40:31,086 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 228 transitions. [2023-11-19 03:40:31,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-19 03:40:31,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:31,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:31,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:31,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-19 03:40:31,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:31,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 1683 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-19 03:40:32,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:32,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 182 states and 231 transitions. [2023-11-19 03:40:32,021 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 231 transitions. [2023-11-19 03:40:32,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-19 03:40:32,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:32,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:32,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:32,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 03:40:32,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:32,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2277 backedges. 0 proven. 1771 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-11-19 03:40:33,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:33,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 186 states and 237 transitions. [2023-11-19 03:40:33,301 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 237 transitions. [2023-11-19 03:40:33,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-19 03:40:33,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:33,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:33,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:33,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-19 03:40:33,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:33,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 1840 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-11-19 03:40:34,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:34,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 189 states and 240 transitions. [2023-11-19 03:40:34,429 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 240 transitions. [2023-11-19 03:40:34,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-19 03:40:34,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:34,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:34,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 03:40:34,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:34,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2484 backedges. 0 proven. 1932 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-11-19 03:40:35,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:35,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 193 states and 246 transitions. [2023-11-19 03:40:35,817 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 246 transitions. [2023-11-19 03:40:35,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-11-19 03:40:35,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:35,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:35,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-19 03:40:35,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:36,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2004 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-11-19 03:40:36,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:36,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 196 states and 249 transitions. [2023-11-19 03:40:36,872 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 249 transitions. [2023-11-19 03:40:36,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-19 03:40:36,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:36,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:36,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:36,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 03:40:36,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:37,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2700 backedges. 0 proven. 2100 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-11-19 03:40:38,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:38,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 200 states and 255 transitions. [2023-11-19 03:40:38,174 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 255 transitions. [2023-11-19 03:40:38,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-11-19 03:40:38,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:38,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:38,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 53 conjunts are in the unsatisfiable core [2023-11-19 03:40:38,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:38,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2175 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-11-19 03:40:39,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:39,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 203 states and 258 transitions. [2023-11-19 03:40:39,329 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 258 transitions. [2023-11-19 03:40:39,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-11-19 03:40:39,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:39,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:39,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:39,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:40:39,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:39,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2925 backedges. 0 proven. 2275 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-11-19 03:40:40,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:40,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 207 states and 264 transitions. [2023-11-19 03:40:40,902 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 264 transitions. [2023-11-19 03:40:40,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-11-19 03:40:40,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:40,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:40,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:40,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-19 03:40:40,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:41,420 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 2353 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-11-19 03:40:42,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:42,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 210 states and 267 transitions. [2023-11-19 03:40:42,003 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 267 transitions. [2023-11-19 03:40:42,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-11-19 03:40:42,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:42,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:42,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:42,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 03:40:42,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:42,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3159 backedges. 0 proven. 2457 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-11-19 03:40:43,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:43,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 214 states and 273 transitions. [2023-11-19 03:40:43,271 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 273 transitions. [2023-11-19 03:40:43,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-11-19 03:40:43,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:43,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:43,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:43,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 57 conjunts are in the unsatisfiable core [2023-11-19 03:40:43,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:43,783 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 2538 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-11-19 03:40:44,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:44,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 217 states and 276 transitions. [2023-11-19 03:40:44,380 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 276 transitions. [2023-11-19 03:40:44,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-11-19 03:40:44,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:44,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:44,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:44,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 03:40:44,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:44,865 INFO L134 CoverageAnalysis]: Checked inductivity of 3402 backedges. 0 proven. 2646 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-19 03:40:45,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:45,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 221 states and 282 transitions. [2023-11-19 03:40:45,836 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 282 transitions. [2023-11-19 03:40:45,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-11-19 03:40:45,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:45,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:45,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:45,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 59 conjunts are in the unsatisfiable core [2023-11-19 03:40:45,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:46,472 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 2730 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-19 03:40:47,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:47,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 224 states and 285 transitions. [2023-11-19 03:40:47,276 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 285 transitions. [2023-11-19 03:40:47,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-11-19 03:40:47,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:47,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:47,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:47,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 03:40:47,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:47,948 INFO L134 CoverageAnalysis]: Checked inductivity of 3654 backedges. 0 proven. 2842 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-11-19 03:40:48,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:48,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 228 states and 291 transitions. [2023-11-19 03:40:48,857 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 291 transitions. [2023-11-19 03:40:48,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-19 03:40:48,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:48,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:48,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 61 conjunts are in the unsatisfiable core [2023-11-19 03:40:48,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:49,459 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 2929 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-11-19 03:40:50,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:50,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 231 states and 294 transitions. [2023-11-19 03:40:50,157 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 294 transitions. [2023-11-19 03:40:50,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-11-19 03:40:50,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:50,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:50,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:40:50,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:50,635 INFO L134 CoverageAnalysis]: Checked inductivity of 3915 backedges. 0 proven. 3045 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-11-19 03:40:51,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:51,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 235 states and 300 transitions. [2023-11-19 03:40:51,572 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 300 transitions. [2023-11-19 03:40:51,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2023-11-19 03:40:51,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:51,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:51,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:51,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 63 conjunts are in the unsatisfiable core [2023-11-19 03:40:51,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:52,111 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 3135 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-11-19 03:40:52,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:52,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 238 states and 303 transitions. [2023-11-19 03:40:52,809 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 303 transitions. [2023-11-19 03:40:52,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2023-11-19 03:40:52,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:52,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:52,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:52,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-19 03:40:52,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:53,392 INFO L134 CoverageAnalysis]: Checked inductivity of 4185 backedges. 0 proven. 3255 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked.