./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a4e493-bf67-449f-b33f-5543e19d8aea/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a4e493-bf67-449f-b33f-5543e19d8aea/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a4e493-bf67-449f-b33f-5543e19d8aea/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a4e493-bf67-449f-b33f-5543e19d8aea/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a4e493-bf67-449f-b33f-5543e19d8aea/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a4e493-bf67-449f-b33f-5543e19d8aea/bin/ukojak-verify-Qdu7aM0XO9 --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 6d1ee9b66acccde8e4802bcc3b75479d1ab3cc8ee3ff178f121f64cc868a595d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:41:18,786 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:41:18,852 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a4e493-bf67-449f-b33f-5543e19d8aea/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 02:41:18,856 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:41:18,857 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:41:18,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:41:18,882 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:41:18,883 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:41:18,884 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:41:18,884 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:41:18,885 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:41:18,886 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:41:18,886 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:41:18,887 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:41:18,887 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:41:18,888 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:41:18,888 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:41:18,889 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:41:18,889 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:41:18,890 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:41:18,891 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:41:18,891 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:41:18,892 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:41:18,892 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:41:18,893 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:41:18,893 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:41:18,894 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:41:18,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:41:18,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:41:18,895 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:41:18,896 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:41:18,896 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:41:18,896 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:41:18,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:41:18,897 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:41:18,897 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_21a4e493-bf67-449f-b33f-5543e19d8aea/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a4e493-bf67-449f-b33f-5543e19d8aea/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d1ee9b66acccde8e4802bcc3b75479d1ab3cc8ee3ff178f121f64cc868a595d [2023-12-03 02:41:19,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:41:19,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:41:19,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:41:19,115 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:41:19,115 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:41:19,117 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a4e493-bf67-449f-b33f-5543e19d8aea/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound100.c [2023-12-03 02:41:21,832 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:41:21,993 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:41:21,993 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a4e493-bf67-449f-b33f-5543e19d8aea/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound100.c [2023-12-03 02:41:21,999 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a4e493-bf67-449f-b33f-5543e19d8aea/bin/ukojak-verify-Qdu7aM0XO9/data/e75da3c5d/c89bdfbab1864bec91d446b0c127a2ed/FLAG01f5993a4 [2023-12-03 02:41:22,010 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a4e493-bf67-449f-b33f-5543e19d8aea/bin/ukojak-verify-Qdu7aM0XO9/data/e75da3c5d/c89bdfbab1864bec91d446b0c127a2ed [2023-12-03 02:41:22,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:41:22,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:41:22,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:41:22,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:41:22,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:41:22,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:41:22" (1/1) ... [2023-12-03 02:41:22,021 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d62851a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:41:22, skipping insertion in model container [2023-12-03 02:41:22,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:41:22" (1/1) ... [2023-12-03 02:41:22,038 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:41:22,167 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:41:22,176 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:41:22,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:41:22,203 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:41:22,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:41:22 WrapperNode [2023-12-03 02:41:22,204 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:41:22,205 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:41:22,205 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:41:22,205 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:41:22,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:41:22" (1/1) ... [2023-12-03 02:41:22,217 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:41:22" (1/1) ... [2023-12-03 02:41:22,233 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2023-12-03 02:41:22,233 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:41:22,234 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:41:22,234 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:41:22,234 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:41:22,242 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:41:22" (1/1) ... [2023-12-03 02:41:22,243 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:41:22" (1/1) ... [2023-12-03 02:41:22,244 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:41:22" (1/1) ... [2023-12-03 02:41:22,244 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:41:22" (1/1) ... [2023-12-03 02:41:22,249 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:41:22" (1/1) ... [2023-12-03 02:41:22,252 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:41:22" (1/1) ... [2023-12-03 02:41:22,253 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:41:22" (1/1) ... [2023-12-03 02:41:22,254 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:41:22" (1/1) ... [2023-12-03 02:41:22,256 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:41:22,257 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:41:22,257 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:41:22,257 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:41:22,258 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:41:22" (1/1) ... [2023-12-03 02:41:22,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:41:22,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a4e493-bf67-449f-b33f-5543e19d8aea/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:41:22,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a4e493-bf67-449f-b33f-5543e19d8aea/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:41:22,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21a4e493-bf67-449f-b33f-5543e19d8aea/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:41:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:41:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:41:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:41:22,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:41:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:41:22,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:41:22,380 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:41:22,382 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:41:22,516 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:41:22,562 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:41:22,563 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:41:22,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:41:22 BoogieIcfgContainer [2023-12-03 02:41:22,565 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:41:22,566 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:41:22,566 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:41:22,574 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:41:22,575 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:41:22" (1/1) ... [2023-12-03 02:41:22,582 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:41:22,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:22,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2023-12-03 02:41:22,629 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-12-03 02:41:22,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 02:41:22,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:22,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:22,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:41:22,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:22,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2023-12-03 02:41:22,754 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-12-03 02:41:22,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:41:22,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:22,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:22,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:41:22,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:22,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:41:22,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:22,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-12-03 02:41:22,846 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-12-03 02:41:22,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 02:41:22,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:22,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:22,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:41:22,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:22,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:41:22,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:22,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2023-12-03 02:41:22,894 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2023-12-03 02:41:22,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 02:41:22,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:22,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:22,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:41:22,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:22,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:41:23,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:23,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2023-12-03 02:41:23,006 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2023-12-03 02:41:23,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:41:23,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:23,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:23,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:41:23,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:23,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:41:23,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:23,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 32 transitions. [2023-12-03 02:41:23,267 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2023-12-03 02:41:23,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:41:23,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:23,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:23,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:41:23,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:23,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:41:23,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:23,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 38 transitions. [2023-12-03 02:41:23,403 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-12-03 02:41:23,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 02:41:23,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:23,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:23,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:23,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:41:23,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:23,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:41:23,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:23,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 42 transitions. [2023-12-03 02:41:23,549 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2023-12-03 02:41:23,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 02:41:23,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:23,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:23,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:41:23,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:23,617 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:41:23,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:23,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 48 transitions. [2023-12-03 02:41:23,748 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2023-12-03 02:41:23,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 02:41:23,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:23,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:23,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:41:23,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:23,827 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:41:23,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:23,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 51 transitions. [2023-12-03 02:41:23,916 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2023-12-03 02:41:23,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:41:23,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:23,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:23,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:41:23,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:24,003 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 02:41:24,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:24,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 57 transitions. [2023-12-03 02:41:24,161 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2023-12-03 02:41:24,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 02:41:24,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:24,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:24,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:24,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 02:41:24,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:24,254 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 02:41:24,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:24,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 60 transitions. [2023-12-03 02:41:24,358 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 60 transitions. [2023-12-03 02:41:24,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 02:41:24,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:24,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:24,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:24,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:41:24,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:24,456 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 02:41:24,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:24,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 66 transitions. [2023-12-03 02:41:24,625 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 66 transitions. [2023-12-03 02:41:24,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 02:41:24,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:24,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:24,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 02:41:24,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:24,759 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 02:41:24,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:24,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 69 transitions. [2023-12-03 02:41:24,872 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2023-12-03 02:41:24,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 02:41:24,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:24,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:24,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:24,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:41:24,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:24,986 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:41:25,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:25,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 75 transitions. [2023-12-03 02:41:25,190 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2023-12-03 02:41:25,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 02:41:25,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:25,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:25,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:25,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 02:41:25,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:25,316 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:41:25,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:25,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 78 transitions. [2023-12-03 02:41:25,447 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2023-12-03 02:41:25,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 02:41:25,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:25,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:25,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:41:25,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:25,585 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:41:25,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:25,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 67 states and 84 transitions. [2023-12-03 02:41:25,808 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2023-12-03 02:41:25,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 02:41:25,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:25,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:25,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 02:41:25,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:25,959 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:41:26,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:26,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 70 states and 87 transitions. [2023-12-03 02:41:26,110 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2023-12-03 02:41:26,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 02:41:26,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:26,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:26,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:26,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:41:26,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:26,270 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 02:41:26,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:26,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 74 states and 93 transitions. [2023-12-03 02:41:26,518 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 93 transitions. [2023-12-03 02:41:26,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 02:41:26,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:26,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:26,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 02:41:26,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:26,680 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 02:41:26,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:26,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 77 states and 96 transitions. [2023-12-03 02:41:26,843 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 96 transitions. [2023-12-03 02:41:26,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 02:41:26,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:26,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:26,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 02:41:26,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:26,999 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 02:41:27,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:27,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 81 states and 102 transitions. [2023-12-03 02:41:27,305 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 102 transitions. [2023-12-03 02:41:27,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 02:41:27,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:27,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:27,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 02:41:27,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:27,491 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 02:41:27,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:27,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 84 states and 105 transitions. [2023-12-03 02:41:27,693 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 105 transitions. [2023-12-03 02:41:27,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-03 02:41:27,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:27,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:27,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 02:41:27,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:27,868 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 02:41:28,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:28,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 88 states and 111 transitions. [2023-12-03 02:41:28,124 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 111 transitions. [2023-12-03 02:41:28,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-03 02:41:28,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:28,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:28,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:28,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 02:41:28,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:28,310 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 02:41:28,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:28,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 91 states and 114 transitions. [2023-12-03 02:41:28,500 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 114 transitions. [2023-12-03 02:41:28,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 02:41:28,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:28,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:28,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:28,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 02:41:28,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:28,664 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 02:41:28,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:28,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 95 states and 120 transitions. [2023-12-03 02:41:28,971 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 120 transitions. [2023-12-03 02:41:28,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-03 02:41:28,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:28,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:29,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:29,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 02:41:29,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:29,170 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 02:41:29,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:29,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 123 transitions. [2023-12-03 02:41:29,373 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 123 transitions. [2023-12-03 02:41:29,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 02:41:29,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:29,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:29,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 02:41:29,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:29,540 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 02:41:29,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:29,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 102 states and 129 transitions. [2023-12-03 02:41:29,865 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 129 transitions. [2023-12-03 02:41:29,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 02:41:29,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:29,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:29,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 02:41:29,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:30,096 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 418 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 02:41:30,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:30,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 105 states and 132 transitions. [2023-12-03 02:41:30,333 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 132 transitions. [2023-12-03 02:41:30,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-03 02:41:30,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:30,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:30,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 02:41:30,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:30,506 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 02:41:30,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:30,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 109 states and 138 transitions. [2023-12-03 02:41:30,856 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 138 transitions. [2023-12-03 02:41:30,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-03 02:41:30,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:30,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:30,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 02:41:30,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:31,045 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 498 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 02:41:31,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:31,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 112 states and 141 transitions. [2023-12-03 02:41:31,258 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 141 transitions. [2023-12-03 02:41:31,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 02:41:31,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:31,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:31,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:31,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 02:41:31,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:31,454 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 02:41:31,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:31,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 116 states and 147 transitions. [2023-12-03 02:41:31,795 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 147 transitions. [2023-12-03 02:41:31,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-03 02:41:31,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:31,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:31,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:31,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 02:41:31,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:32,023 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 02:41:32,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:32,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 119 states and 150 transitions. [2023-12-03 02:41:32,290 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 150 transitions. [2023-12-03 02:41:32,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-03 02:41:32,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:32,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:32,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 02:41:32,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:32,513 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 02:41:32,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:32,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 123 states and 156 transitions. [2023-12-03 02:41:32,875 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 156 transitions. [2023-12-03 02:41:32,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-03 02:41:32,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:32,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:32,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:32,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 02:41:32,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:33,123 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 679 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 02:41:33,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:33,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 126 states and 159 transitions. [2023-12-03 02:41:33,406 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2023-12-03 02:41:33,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-03 02:41:33,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:33,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:33,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:33,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 02:41:33,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:33,621 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 02:41:33,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:33,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 130 states and 165 transitions. [2023-12-03 02:41:33,972 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 165 transitions. [2023-12-03 02:41:33,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-03 02:41:33,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:33,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:34,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 02:41:34,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:34,217 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 02:41:34,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:34,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 133 states and 168 transitions. [2023-12-03 02:41:34,490 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 168 transitions. [2023-12-03 02:41:34,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-03 02:41:34,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:34,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:34,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 02:41:34,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:34,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 02:41:35,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:35,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 137 states and 174 transitions. [2023-12-03 02:41:35,140 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 174 transitions. [2023-12-03 02:41:35,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-03 02:41:35,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:35,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:35,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 02:41:35,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:35,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 888 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 02:41:35,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:35,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 140 states and 177 transitions. [2023-12-03 02:41:35,701 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 177 transitions. [2023-12-03 02:41:35,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-03 02:41:35,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:35,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:35,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:35,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 02:41:35,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:35,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 0 proven. 952 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-12-03 02:41:36,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:36,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 144 states and 183 transitions. [2023-12-03 02:41:36,399 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 183 transitions. [2023-12-03 02:41:36,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-12-03 02:41:36,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:36,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:36,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 02:41:36,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:36,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1003 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-12-03 02:41:36,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:36,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 147 states and 186 transitions. [2023-12-03 02:41:36,956 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 186 transitions. [2023-12-03 02:41:36,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-03 02:41:36,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:36,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:37,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 02:41:37,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:37,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1377 backedges. 0 proven. 1071 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-12-03 02:41:37,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:37,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 151 states and 192 transitions. [2023-12-03 02:41:37,688 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 192 transitions. [2023-12-03 02:41:37,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-03 02:41:37,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:37,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:37,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:37,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 02:41:37,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:37,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1125 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-12-03 02:41:38,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:38,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 154 states and 195 transitions. [2023-12-03 02:41:38,309 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 195 transitions. [2023-12-03 02:41:38,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-03 02:41:38,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:38,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:38,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:38,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 02:41:38,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:38,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1539 backedges. 0 proven. 1197 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-12-03 02:41:39,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:39,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 158 states and 201 transitions. [2023-12-03 02:41:39,095 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 201 transitions. [2023-12-03 02:41:39,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-03 02:41:39,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:39,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:39,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:39,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-03 02:41:39,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:39,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1254 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-12-03 02:41:39,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:39,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 204 transitions. [2023-12-03 02:41:39,726 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 204 transitions. [2023-12-03 02:41:39,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-12-03 02:41:39,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:39,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:39,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 02:41:39,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:39,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-12-03 02:41:40,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:40,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 165 states and 210 transitions. [2023-12-03 02:41:40,490 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2023-12-03 02:41:40,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-12-03 02:41:40,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:40,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:40,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:40,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-03 02:41:40,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:40,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1390 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-12-03 02:41:41,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:41,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 168 states and 213 transitions. [2023-12-03 02:41:41,168 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 213 transitions. [2023-12-03 02:41:41,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-03 02:41:41,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:41,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:41,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:41,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 02:41:41,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:41,496 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 0 proven. 1470 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-03 02:41:42,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:42,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 172 states and 219 transitions. [2023-12-03 02:41:42,072 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 219 transitions. [2023-12-03 02:41:42,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-12-03 02:41:42,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:42,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:42,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:42,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 02:41:42,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:42,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1533 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-03 02:41:42,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:42,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 175 states and 222 transitions. [2023-12-03 02:41:42,760 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 222 transitions. [2023-12-03 02:41:42,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-03 02:41:42,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:42,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:42,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 02:41:42,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:43,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2079 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-12-03 02:41:43,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:43,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 179 states and 228 transitions. [2023-12-03 02:41:43,609 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 228 transitions. [2023-12-03 02:41:43,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-03 02:41:43,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:43,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:43,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-03 02:41:43,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:43,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 1683 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-12-03 02:41:44,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:44,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 182 states and 231 transitions. [2023-12-03 02:41:44,394 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 231 transitions. [2023-12-03 02:41:44,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-03 02:41:44,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:44,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:44,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 02:41:44,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:44,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2277 backedges. 0 proven. 1771 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-12-03 02:41:45,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:45,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 186 states and 237 transitions. [2023-12-03 02:41:45,320 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 237 transitions. [2023-12-03 02:41:45,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-03 02:41:45,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:45,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:45,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:45,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-03 02:41:45,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:45,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 1840 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-12-03 02:41:46,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:46,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 189 states and 240 transitions. [2023-12-03 02:41:46,132 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 240 transitions. [2023-12-03 02:41:46,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-03 02:41:46,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:46,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:46,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:46,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 02:41:46,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:46,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2484 backedges. 0 proven. 1932 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-12-03 02:41:47,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:47,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 193 states and 246 transitions. [2023-12-03 02:41:47,136 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 246 transitions. [2023-12-03 02:41:47,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-12-03 02:41:47,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:47,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:47,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:47,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-03 02:41:47,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:47,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2004 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-12-03 02:41:48,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:48,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 196 states and 249 transitions. [2023-12-03 02:41:48,114 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 249 transitions. [2023-12-03 02:41:48,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-12-03 02:41:48,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:48,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:48,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:48,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 02:41:48,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:48,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2700 backedges. 0 proven. 2100 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-12-03 02:41:49,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:49,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 200 states and 255 transitions. [2023-12-03 02:41:49,162 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 255 transitions. [2023-12-03 02:41:49,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-12-03 02:41:49,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:49,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:49,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:49,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-03 02:41:49,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:49,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2175 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-12-03 02:41:50,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:50,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 203 states and 258 transitions. [2023-12-03 02:41:50,174 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 258 transitions. [2023-12-03 02:41:50,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-12-03 02:41:50,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:50,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:50,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:50,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 02:41:50,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:50,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2925 backedges. 0 proven. 2275 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-12-03 02:41:51,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:51,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 207 states and 264 transitions. [2023-12-03 02:41:51,220 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 264 transitions. [2023-12-03 02:41:51,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-12-03 02:41:51,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:51,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:51,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:51,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-03 02:41:51,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:51,583 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 2353 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-12-03 02:41:52,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:52,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 210 states and 267 transitions. [2023-12-03 02:41:52,153 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 267 transitions. [2023-12-03 02:41:52,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-12-03 02:41:52,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:52,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:52,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-03 02:41:52,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:52,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3159 backedges. 0 proven. 2457 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-12-03 02:41:53,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:53,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 214 states and 273 transitions. [2023-12-03 02:41:53,229 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 273 transitions. [2023-12-03 02:41:53,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-12-03 02:41:53,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:53,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:53,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:53,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-03 02:41:53,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:53,601 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 2538 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-12-03 02:41:54,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:54,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 217 states and 276 transitions. [2023-12-03 02:41:54,175 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 276 transitions. [2023-12-03 02:41:54,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-12-03 02:41:54,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:54,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:54,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:54,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 02:41:54,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:54,538 INFO L134 CoverageAnalysis]: Checked inductivity of 3402 backedges. 0 proven. 2646 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-12-03 02:41:55,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:55,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 221 states and 282 transitions. [2023-12-03 02:41:55,277 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 282 transitions. [2023-12-03 02:41:55,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-12-03 02:41:55,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:55,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:55,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-03 02:41:55,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:55,654 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 2730 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-12-03 02:41:56,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:56,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 224 states and 285 transitions. [2023-12-03 02:41:56,227 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 285 transitions. [2023-12-03 02:41:56,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-12-03 02:41:56,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:56,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:56,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 02:41:56,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:56,617 INFO L134 CoverageAnalysis]: Checked inductivity of 3654 backedges. 0 proven. 2842 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-12-03 02:41:57,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:57,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 228 states and 291 transitions. [2023-12-03 02:41:57,381 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 291 transitions. [2023-12-03 02:41:57,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-12-03 02:41:57,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:57,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:57,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-03 02:41:57,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:57,773 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 2929 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-12-03 02:41:58,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:58,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 231 states and 294 transitions. [2023-12-03 02:41:58,434 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 294 transitions. [2023-12-03 02:41:58,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-12-03 02:41:58,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:58,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:58,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 02:41:58,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:41:58,806 INFO L134 CoverageAnalysis]: Checked inductivity of 3915 backedges. 0 proven. 3045 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-12-03 02:41:59,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:59,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 235 states and 300 transitions. [2023-12-03 02:41:59,593 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 300 transitions. [2023-12-03 02:41:59,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2023-12-03 02:41:59,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:59,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:59,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-03 02:41:59,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:00,015 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 3135 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-12-03 02:42:00,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:00,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 238 states and 303 transitions. [2023-12-03 02:42:00,721 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 303 transitions. [2023-12-03 02:42:00,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2023-12-03 02:42:00,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:00,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:00,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:00,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 02:42:00,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:01,120 INFO L134 CoverageAnalysis]: Checked inductivity of 4185 backedges. 0 proven. 3255 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2023-12-03 02:42:01,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:01,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 242 states and 309 transitions. [2023-12-03 02:42:01,960 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 309 transitions. [2023-12-03 02:42:01,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2023-12-03 02:42:01,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:01,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:02,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-03 02:42:02,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:02,380 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 3348 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2023-12-03 02:42:03,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:03,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 245 states and 312 transitions. [2023-12-03 02:42:03,060 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 312 transitions. [2023-12-03 02:42:03,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2023-12-03 02:42:03,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:03,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:03,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 02:42:03,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:03,459 INFO L134 CoverageAnalysis]: Checked inductivity of 4464 backedges. 0 proven. 3472 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2023-12-03 02:42:04,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:04,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 249 states and 318 transitions. [2023-12-03 02:42:04,347 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 318 transitions. [2023-12-03 02:42:04,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2023-12-03 02:42:04,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:04,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:04,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:04,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-03 02:42:04,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:04,779 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 3568 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2023-12-03 02:42:05,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:05,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 252 states and 321 transitions. [2023-12-03 02:42:05,540 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 321 transitions. [2023-12-03 02:42:05,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2023-12-03 02:42:05,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:05,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:05,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:05,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-03 02:42:05,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:05,973 INFO L134 CoverageAnalysis]: Checked inductivity of 4752 backedges. 0 proven. 3696 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2023-12-03 02:42:06,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:06,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 256 states and 327 transitions. [2023-12-03 02:42:06,907 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 327 transitions. [2023-12-03 02:42:06,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-12-03 02:42:06,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:06,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:06,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-03 02:42:06,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:07,360 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 3795 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2023-12-03 02:42:08,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:08,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 259 states and 330 transitions. [2023-12-03 02:42:08,137 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 330 transitions. [2023-12-03 02:42:08,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2023-12-03 02:42:08,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:08,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:08,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 02:42:08,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:08,553 INFO L134 CoverageAnalysis]: Checked inductivity of 5049 backedges. 0 proven. 3927 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2023-12-03 02:42:09,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:09,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 263 states and 336 transitions. [2023-12-03 02:42:09,485 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 336 transitions. [2023-12-03 02:42:09,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2023-12-03 02:42:09,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:09,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:09,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-03 02:42:09,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:09,927 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 4029 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2023-12-03 02:42:10,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:10,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 266 states and 339 transitions. [2023-12-03 02:42:10,710 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 339 transitions. [2023-12-03 02:42:10,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2023-12-03 02:42:10,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:10,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:10,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-03 02:42:10,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:11,147 INFO L134 CoverageAnalysis]: Checked inductivity of 5355 backedges. 0 proven. 4165 refuted. 0 times theorem prover too weak. 1190 trivial. 0 not checked. [2023-12-03 02:42:12,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:12,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 270 states and 345 transitions. [2023-12-03 02:42:12,088 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2023-12-03 02:42:12,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2023-12-03 02:42:12,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:12,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:12,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-03 02:42:12,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:12,538 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 4270 refuted. 0 times theorem prover too weak. 1190 trivial. 0 not checked. [2023-12-03 02:42:13,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:13,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 273 states and 348 transitions. [2023-12-03 02:42:13,339 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 348 transitions. [2023-12-03 02:42:13,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2023-12-03 02:42:13,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:13,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:13,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:13,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 02:42:13,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:13,812 INFO L134 CoverageAnalysis]: Checked inductivity of 5670 backedges. 0 proven. 4410 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2023-12-03 02:42:14,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:14,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 277 states and 354 transitions. [2023-12-03 02:42:14,820 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 354 transitions. [2023-12-03 02:42:14,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2023-12-03 02:42:14,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:14,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:14,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:14,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 603 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-03 02:42:14,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:15,279 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 4518 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2023-12-03 02:42:16,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:16,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 280 states and 357 transitions. [2023-12-03 02:42:16,194 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 357 transitions. [2023-12-03 02:42:16,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2023-12-03 02:42:16,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:16,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:16,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 614 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-03 02:42:16,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:16,683 INFO L134 CoverageAnalysis]: Checked inductivity of 5994 backedges. 0 proven. 4662 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2023-12-03 02:42:17,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:17,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 284 states and 363 transitions. [2023-12-03 02:42:17,731 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 363 transitions. [2023-12-03 02:42:17,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2023-12-03 02:42:17,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:17,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:17,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:17,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-03 02:42:17,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:18,206 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 4773 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2023-12-03 02:42:19,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:19,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 287 states and 366 transitions. [2023-12-03 02:42:19,164 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 366 transitions. [2023-12-03 02:42:19,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2023-12-03 02:42:19,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:19,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:19,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 02:42:19,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:19,632 INFO L134 CoverageAnalysis]: Checked inductivity of 6327 backedges. 0 proven. 4921 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2023-12-03 02:42:20,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:20,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 291 states and 372 transitions. [2023-12-03 02:42:20,707 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 372 transitions. [2023-12-03 02:42:20,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2023-12-03 02:42:20,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:20,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:20,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 79 conjunts are in the unsatisfiable core [2023-12-03 02:42:20,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:21,208 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 5035 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2023-12-03 02:42:22,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:22,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 294 states and 375 transitions. [2023-12-03 02:42:22,131 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 375 transitions. [2023-12-03 02:42:22,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2023-12-03 02:42:22,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:22,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:22,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:22,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 40 conjunts are in the unsatisfiable core [2023-12-03 02:42:22,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:22,634 INFO L134 CoverageAnalysis]: Checked inductivity of 6669 backedges. 0 proven. 5187 refuted. 0 times theorem prover too weak. 1482 trivial. 0 not checked. [2023-12-03 02:42:23,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:23,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 298 states and 381 transitions. [2023-12-03 02:42:23,760 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 381 transitions. [2023-12-03 02:42:23,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2023-12-03 02:42:23,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:23,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:23,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-03 02:42:23,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:24,270 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 5304 refuted. 0 times theorem prover too weak. 1482 trivial. 0 not checked. [2023-12-03 02:42:25,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:25,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 301 states and 384 transitions. [2023-12-03 02:42:25,242 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 384 transitions. [2023-12-03 02:42:25,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2023-12-03 02:42:25,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:25,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:25,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-03 02:42:25,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:25,788 INFO L134 CoverageAnalysis]: Checked inductivity of 7020 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-12-03 02:42:26,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:26,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 305 states and 390 transitions. [2023-12-03 02:42:26,932 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 390 transitions. [2023-12-03 02:42:26,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2023-12-03 02:42:26,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:26,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:27,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:27,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 83 conjunts are in the unsatisfiable core [2023-12-03 02:42:27,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:27,464 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 5580 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-12-03 02:42:28,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:28,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 308 states and 393 transitions. [2023-12-03 02:42:28,481 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 393 transitions. [2023-12-03 02:42:28,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2023-12-03 02:42:28,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:28,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:28,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:28,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-03 02:42:28,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:29,007 INFO L134 CoverageAnalysis]: Checked inductivity of 7380 backedges. 0 proven. 5740 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-12-03 02:42:30,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:30,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 312 states and 399 transitions. [2023-12-03 02:42:30,184 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 399 transitions. [2023-12-03 02:42:30,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2023-12-03 02:42:30,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:30,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:30,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:30,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 683 conjuncts, 85 conjunts are in the unsatisfiable core [2023-12-03 02:42:30,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:30,720 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 5863 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-12-03 02:42:31,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:31,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 315 states and 402 transitions. [2023-12-03 02:42:31,707 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 402 transitions. [2023-12-03 02:42:31,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2023-12-03 02:42:31,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:31,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:31,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:31,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-03 02:42:31,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:32,249 INFO L134 CoverageAnalysis]: Checked inductivity of 7749 backedges. 0 proven. 6027 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2023-12-03 02:42:33,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:33,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 319 states and 408 transitions. [2023-12-03 02:42:33,424 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 408 transitions. [2023-12-03 02:42:33,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2023-12-03 02:42:33,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:33,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:33,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 87 conjunts are in the unsatisfiable core [2023-12-03 02:42:33,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:33,990 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 6153 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2023-12-03 02:42:35,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:35,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 322 states and 411 transitions. [2023-12-03 02:42:35,096 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 411 transitions. [2023-12-03 02:42:35,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2023-12-03 02:42:35,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:35,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:35,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:35,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 44 conjunts are in the unsatisfiable core [2023-12-03 02:42:35,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:35,669 INFO L134 CoverageAnalysis]: Checked inductivity of 8127 backedges. 0 proven. 6321 refuted. 0 times theorem prover too weak. 1806 trivial. 0 not checked. [2023-12-03 02:42:36,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:36,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 326 states and 417 transitions. [2023-12-03 02:42:36,952 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 417 transitions. [2023-12-03 02:42:36,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2023-12-03 02:42:36,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:36,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:37,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 89 conjunts are in the unsatisfiable core [2023-12-03 02:42:37,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:37,527 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 6450 refuted. 0 times theorem prover too weak. 1806 trivial. 0 not checked. [2023-12-03 02:42:38,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:38,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 329 states and 420 transitions. [2023-12-03 02:42:38,615 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 420 transitions. [2023-12-03 02:42:38,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2023-12-03 02:42:38,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:38,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:38,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:38,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 02:42:38,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:39,200 INFO L134 CoverageAnalysis]: Checked inductivity of 8514 backedges. 0 proven. 6622 refuted. 0 times theorem prover too weak. 1892 trivial. 0 not checked. [2023-12-03 02:42:40,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:40,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 333 states and 426 transitions. [2023-12-03 02:42:40,438 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 426 transitions. [2023-12-03 02:42:40,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2023-12-03 02:42:40,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:40,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:40,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-03 02:42:40,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:41,036 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 6754 refuted. 0 times theorem prover too weak. 1892 trivial. 0 not checked. [2023-12-03 02:42:42,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:42,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 336 states and 429 transitions. [2023-12-03 02:42:42,254 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 429 transitions. [2023-12-03 02:42:42,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2023-12-03 02:42:42,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:42,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:42,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:42,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-03 02:42:42,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:42,871 INFO L134 CoverageAnalysis]: Checked inductivity of 8910 backedges. 0 proven. 6930 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2023-12-03 02:42:44,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:44,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 340 states and 435 transitions. [2023-12-03 02:42:44,201 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 435 transitions. [2023-12-03 02:42:44,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2023-12-03 02:42:44,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:44,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:44,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:44,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 93 conjunts are in the unsatisfiable core [2023-12-03 02:42:44,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:44,798 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 7065 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2023-12-03 02:42:45,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:45,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 343 states and 438 transitions. [2023-12-03 02:42:45,963 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 438 transitions. [2023-12-03 02:42:45,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2023-12-03 02:42:45,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:45,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:46,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:46,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-03 02:42:46,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:46,555 INFO L134 CoverageAnalysis]: Checked inductivity of 9315 backedges. 0 proven. 7245 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2023-12-03 02:42:47,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:47,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 347 states and 444 transitions. [2023-12-03 02:42:47,947 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 444 transitions. [2023-12-03 02:42:47,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2023-12-03 02:42:47,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:47,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:48,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 763 conjuncts, 95 conjunts are in the unsatisfiable core [2023-12-03 02:42:48,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:48,553 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 7383 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2023-12-03 02:42:49,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:49,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 350 states and 447 transitions. [2023-12-03 02:42:49,760 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 447 transitions. [2023-12-03 02:42:49,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2023-12-03 02:42:49,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:49,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:49,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 774 conjuncts, 48 conjunts are in the unsatisfiable core [2023-12-03 02:42:49,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:50,344 INFO L134 CoverageAnalysis]: Checked inductivity of 9729 backedges. 0 proven. 7567 refuted. 0 times theorem prover too weak. 2162 trivial. 0 not checked. [2023-12-03 02:42:51,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:51,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 354 states and 453 transitions. [2023-12-03 02:42:51,732 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 453 transitions. [2023-12-03 02:42:51,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2023-12-03 02:42:51,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:51,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:51,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:51,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 97 conjunts are in the unsatisfiable core [2023-12-03 02:42:51,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:52,350 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 7708 refuted. 0 times theorem prover too weak. 2162 trivial. 0 not checked. [2023-12-03 02:42:53,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:53,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 357 states and 456 transitions. [2023-12-03 02:42:53,647 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 456 transitions. [2023-12-03 02:42:53,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2023-12-03 02:42:53,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:53,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:53,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 790 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-03 02:42:53,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:54,282 INFO L134 CoverageAnalysis]: Checked inductivity of 10152 backedges. 0 proven. 7896 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-12-03 02:42:55,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:55,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 361 states and 462 transitions. [2023-12-03 02:42:55,740 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 462 transitions. [2023-12-03 02:42:55,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2023-12-03 02:42:55,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:55,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:55,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 795 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-03 02:42:55,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:56,389 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 8040 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-12-03 02:42:57,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:57,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 364 states and 465 transitions. [2023-12-03 02:42:57,715 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 465 transitions. [2023-12-03 02:42:57,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2023-12-03 02:42:57,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:57,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:57,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:57,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 806 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 02:42:57,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:42:58,433 INFO L134 CoverageAnalysis]: Checked inductivity of 10584 backedges. 0 proven. 8232 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-12-03 02:42:59,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:59,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 368 states and 471 transitions. [2023-12-03 02:42:59,945 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 471 transitions. [2023-12-03 02:42:59,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2023-12-03 02:42:59,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:59,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:00,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 101 conjunts are in the unsatisfiable core [2023-12-03 02:43:00,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:00,661 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 8379 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-12-03 02:43:02,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:02,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 371 states and 474 transitions. [2023-12-03 02:43:02,041 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 474 transitions. [2023-12-03 02:43:02,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2023-12-03 02:43:02,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:02,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:02,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:02,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-03 02:43:02,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:02,699 INFO L134 CoverageAnalysis]: Checked inductivity of 11025 backedges. 0 proven. 8575 refuted. 0 times theorem prover too weak. 2450 trivial. 0 not checked. [2023-12-03 02:43:04,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:04,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 375 states and 480 transitions. [2023-12-03 02:43:04,240 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 480 transitions. [2023-12-03 02:43:04,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2023-12-03 02:43:04,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:04,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:04,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 827 conjuncts, 103 conjunts are in the unsatisfiable core [2023-12-03 02:43:04,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:04,927 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 8725 refuted. 0 times theorem prover too weak. 2450 trivial. 0 not checked. [2023-12-03 02:43:06,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:06,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 378 states and 483 transitions. [2023-12-03 02:43:06,290 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 483 transitions. [2023-12-03 02:43:06,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2023-12-03 02:43:06,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:06,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:06,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 52 conjunts are in the unsatisfiable core [2023-12-03 02:43:06,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:06,944 INFO L134 CoverageAnalysis]: Checked inductivity of 11475 backedges. 0 proven. 8925 refuted. 0 times theorem prover too weak. 2550 trivial. 0 not checked. [2023-12-03 02:43:08,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:08,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 382 states and 489 transitions. [2023-12-03 02:43:08,542 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 489 transitions. [2023-12-03 02:43:08,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2023-12-03 02:43:08,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:08,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:08,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:08,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 843 conjuncts, 105 conjunts are in the unsatisfiable core [2023-12-03 02:43:08,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:09,281 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 9078 refuted. 0 times theorem prover too weak. 2550 trivial. 0 not checked. [2023-12-03 02:43:10,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:10,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 385 states and 492 transitions. [2023-12-03 02:43:10,739 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 492 transitions. [2023-12-03 02:43:10,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2023-12-03 02:43:10,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:10,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:10,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:10,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 854 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-03 02:43:10,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:11,471 INFO L134 CoverageAnalysis]: Checked inductivity of 11934 backedges. 0 proven. 9282 refuted. 0 times theorem prover too weak. 2652 trivial. 0 not checked. [2023-12-03 02:43:13,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:13,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 389 states and 498 transitions. [2023-12-03 02:43:13,094 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 498 transitions. [2023-12-03 02:43:13,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2023-12-03 02:43:13,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:13,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:13,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:13,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 107 conjunts are in the unsatisfiable core [2023-12-03 02:43:13,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:13,803 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 9438 refuted. 0 times theorem prover too weak. 2652 trivial. 0 not checked. [2023-12-03 02:43:15,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:15,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 392 states and 501 transitions. [2023-12-03 02:43:15,437 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 501 transitions. [2023-12-03 02:43:15,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2023-12-03 02:43:15,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:15,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:15,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 870 conjuncts, 54 conjunts are in the unsatisfiable core [2023-12-03 02:43:15,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:16,186 INFO L134 CoverageAnalysis]: Checked inductivity of 12402 backedges. 0 proven. 9646 refuted. 0 times theorem prover too weak. 2756 trivial. 0 not checked. [2023-12-03 02:43:17,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:17,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 396 states and 507 transitions. [2023-12-03 02:43:17,804 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 507 transitions. [2023-12-03 02:43:17,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2023-12-03 02:43:17,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:17,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:17,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 109 conjunts are in the unsatisfiable core [2023-12-03 02:43:17,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:18,526 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 9805 refuted. 0 times theorem prover too weak. 2756 trivial. 0 not checked. [2023-12-03 02:43:20,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:20,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 399 states and 510 transitions. [2023-12-03 02:43:20,042 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 510 transitions. [2023-12-03 02:43:20,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2023-12-03 02:43:20,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:20,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:20,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:20,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-03 02:43:20,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:20,782 INFO L134 CoverageAnalysis]: Checked inductivity of 12879 backedges. 0 proven. 10017 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2023-12-03 02:43:22,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:22,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 403 states and 516 transitions. [2023-12-03 02:43:22,457 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 516 transitions. [2023-12-03 02:43:22,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2023-12-03 02:43:22,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:22,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:22,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 111 conjunts are in the unsatisfiable core [2023-12-03 02:43:22,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:23,185 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 10179 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2023-12-03 02:43:24,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:24,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 406 states and 519 transitions. [2023-12-03 02:43:24,822 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 519 transitions. [2023-12-03 02:43:24,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2023-12-03 02:43:24,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:24,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:24,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:24,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 56 conjunts are in the unsatisfiable core [2023-12-03 02:43:24,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:25,580 INFO L134 CoverageAnalysis]: Checked inductivity of 13365 backedges. 0 proven. 10395 refuted. 0 times theorem prover too weak. 2970 trivial. 0 not checked. [2023-12-03 02:43:27,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:27,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 410 states and 525 transitions. [2023-12-03 02:43:27,393 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 525 transitions. [2023-12-03 02:43:27,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2023-12-03 02:43:27,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:27,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:27,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 907 conjuncts, 113 conjunts are in the unsatisfiable core [2023-12-03 02:43:27,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:28,119 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 10560 refuted. 0 times theorem prover too weak. 2970 trivial. 0 not checked. [2023-12-03 02:43:29,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:29,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 413 states and 528 transitions. [2023-12-03 02:43:29,812 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 528 transitions. [2023-12-03 02:43:29,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2023-12-03 02:43:29,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:29,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:29,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:29,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 918 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-03 02:43:29,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:30,624 INFO L134 CoverageAnalysis]: Checked inductivity of 13860 backedges. 0 proven. 10780 refuted. 0 times theorem prover too weak. 3080 trivial. 0 not checked. [2023-12-03 02:43:32,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:32,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 417 states and 534 transitions. [2023-12-03 02:43:32,477 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 534 transitions. [2023-12-03 02:43:32,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2023-12-03 02:43:32,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:32,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:32,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 115 conjunts are in the unsatisfiable core [2023-12-03 02:43:32,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:33,226 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 10948 refuted. 0 times theorem prover too weak. 3080 trivial. 0 not checked. [2023-12-03 02:43:34,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:34,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 420 states and 537 transitions. [2023-12-03 02:43:34,860 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 537 transitions. [2023-12-03 02:43:34,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2023-12-03 02:43:34,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:34,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:35,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:35,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 58 conjunts are in the unsatisfiable core [2023-12-03 02:43:35,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:35,653 INFO L134 CoverageAnalysis]: Checked inductivity of 14364 backedges. 0 proven. 11172 refuted. 0 times theorem prover too weak. 3192 trivial. 0 not checked. [2023-12-03 02:43:37,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:37,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 424 states and 543 transitions. [2023-12-03 02:43:37,591 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 543 transitions. [2023-12-03 02:43:37,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2023-12-03 02:43:37,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:37,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:37,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 939 conjuncts, 117 conjunts are in the unsatisfiable core [2023-12-03 02:43:37,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:38,398 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 11343 refuted. 0 times theorem prover too weak. 3192 trivial. 0 not checked. [2023-12-03 02:43:40,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:40,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 427 states and 546 transitions. [2023-12-03 02:43:40,140 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 546 transitions. [2023-12-03 02:43:40,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 524 [2023-12-03 02:43:40,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:40,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:40,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:40,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 950 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-03 02:43:40,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:40,936 INFO L134 CoverageAnalysis]: Checked inductivity of 14877 backedges. 0 proven. 11571 refuted. 0 times theorem prover too weak. 3306 trivial. 0 not checked. [2023-12-03 02:43:42,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:42,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 431 states and 552 transitions. [2023-12-03 02:43:42,842 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 552 transitions. [2023-12-03 02:43:42,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2023-12-03 02:43:42,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:42,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:43,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 955 conjuncts, 119 conjunts are in the unsatisfiable core [2023-12-03 02:43:43,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:43,650 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 11745 refuted. 0 times theorem prover too weak. 3306 trivial. 0 not checked. [2023-12-03 02:43:45,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:45,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 434 states and 555 transitions. [2023-12-03 02:43:45,420 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 555 transitions. [2023-12-03 02:43:45,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2023-12-03 02:43:45,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:45,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:45,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:45,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 02:43:45,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:46,266 INFO L134 CoverageAnalysis]: Checked inductivity of 15399 backedges. 0 proven. 11977 refuted. 0 times theorem prover too weak. 3422 trivial. 0 not checked. [2023-12-03 02:43:48,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:48,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 438 states and 561 transitions. [2023-12-03 02:43:48,216 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 561 transitions. [2023-12-03 02:43:48,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2023-12-03 02:43:48,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:48,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:48,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 971 conjuncts, 121 conjunts are in the unsatisfiable core [2023-12-03 02:43:48,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:49,014 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 12154 refuted. 0 times theorem prover too weak. 3422 trivial. 0 not checked. [2023-12-03 02:43:50,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:50,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 441 states and 564 transitions. [2023-12-03 02:43:50,750 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 564 transitions. [2023-12-03 02:43:50,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2023-12-03 02:43:50,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:50,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:50,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-03 02:43:50,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:51,599 INFO L134 CoverageAnalysis]: Checked inductivity of 15930 backedges. 0 proven. 12390 refuted. 0 times theorem prover too weak. 3540 trivial. 0 not checked. [2023-12-03 02:43:53,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:53,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 445 states and 570 transitions. [2023-12-03 02:43:53,590 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 570 transitions. [2023-12-03 02:43:53,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 545 [2023-12-03 02:43:53,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:53,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:53,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:53,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 987 conjuncts, 123 conjunts are in the unsatisfiable core [2023-12-03 02:43:53,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:54,409 INFO L134 CoverageAnalysis]: Checked inductivity of 16110 backedges. 0 proven. 12570 refuted. 0 times theorem prover too weak. 3540 trivial. 0 not checked. [2023-12-03 02:43:56,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:56,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 448 states and 573 transitions. [2023-12-03 02:43:56,293 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 573 transitions. [2023-12-03 02:43:56,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2023-12-03 02:43:56,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:56,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:56,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 62 conjunts are in the unsatisfiable core [2023-12-03 02:43:56,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:43:57,236 INFO L134 CoverageAnalysis]: Checked inductivity of 16470 backedges. 0 proven. 12810 refuted. 0 times theorem prover too weak. 3660 trivial. 0 not checked. [2023-12-03 02:43:59,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:59,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 452 states and 579 transitions. [2023-12-03 02:43:59,353 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 579 transitions. [2023-12-03 02:43:59,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 554 [2023-12-03 02:43:59,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:59,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:59,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 1003 conjuncts, 125 conjunts are in the unsatisfiable core [2023-12-03 02:43:59,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:00,194 INFO L134 CoverageAnalysis]: Checked inductivity of 16653 backedges. 0 proven. 12993 refuted. 0 times theorem prover too weak. 3660 trivial. 0 not checked. [2023-12-03 02:44:02,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:02,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 455 states and 582 transitions. [2023-12-03 02:44:02,204 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 582 transitions. [2023-12-03 02:44:02,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 560 [2023-12-03 02:44:02,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:02,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:02,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 1014 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-03 02:44:02,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:03,092 INFO L134 CoverageAnalysis]: Checked inductivity of 17019 backedges. 0 proven. 13237 refuted. 0 times theorem prover too weak. 3782 trivial. 0 not checked. [2023-12-03 02:44:05,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:05,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 459 states and 588 transitions. [2023-12-03 02:44:05,146 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 588 transitions. [2023-12-03 02:44:05,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 563 [2023-12-03 02:44:05,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:05,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:05,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:05,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 1019 conjuncts, 127 conjunts are in the unsatisfiable core [2023-12-03 02:44:05,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:06,042 INFO L134 CoverageAnalysis]: Checked inductivity of 17205 backedges. 0 proven. 13423 refuted. 0 times theorem prover too weak. 3782 trivial. 0 not checked. [2023-12-03 02:44:07,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:07,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 462 states and 591 transitions. [2023-12-03 02:44:07,996 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 591 transitions. [2023-12-03 02:44:07,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 569 [2023-12-03 02:44:07,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:07,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:08,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:08,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 1030 conjuncts, 64 conjunts are in the unsatisfiable core [2023-12-03 02:44:08,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:08,830 INFO L134 CoverageAnalysis]: Checked inductivity of 17577 backedges. 0 proven. 13671 refuted. 0 times theorem prover too weak. 3906 trivial. 0 not checked. [2023-12-03 02:44:10,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:10,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 466 states and 597 transitions. [2023-12-03 02:44:10,792 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 597 transitions. [2023-12-03 02:44:10,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2023-12-03 02:44:10,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:10,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:10,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:10,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 1035 conjuncts, 129 conjunts are in the unsatisfiable core [2023-12-03 02:44:10,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:11,636 INFO L134 CoverageAnalysis]: Checked inductivity of 17766 backedges. 0 proven. 13860 refuted. 0 times theorem prover too weak. 3906 trivial. 0 not checked. [2023-12-03 02:44:13,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:13,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 469 states and 600 transitions. [2023-12-03 02:44:13,685 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 600 transitions. [2023-12-03 02:44:13,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 578 [2023-12-03 02:44:13,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:13,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:13,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:13,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 1046 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-03 02:44:13,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:14,603 INFO L134 CoverageAnalysis]: Checked inductivity of 18144 backedges. 0 proven. 14112 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2023-12-03 02:44:16,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:16,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 473 states and 606 transitions. [2023-12-03 02:44:16,849 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 606 transitions. [2023-12-03 02:44:16,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2023-12-03 02:44:16,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:16,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:17,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 1051 conjuncts, 131 conjunts are in the unsatisfiable core [2023-12-03 02:44:17,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:17,768 INFO L134 CoverageAnalysis]: Checked inductivity of 18336 backedges. 0 proven. 14304 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2023-12-03 02:44:19,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:19,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 476 states and 609 transitions. [2023-12-03 02:44:19,793 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 609 transitions. [2023-12-03 02:44:19,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2023-12-03 02:44:19,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:19,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:19,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 1062 conjuncts, 66 conjunts are in the unsatisfiable core [2023-12-03 02:44:19,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:20,694 INFO L134 CoverageAnalysis]: Checked inductivity of 18720 backedges. 0 proven. 14560 refuted. 0 times theorem prover too weak. 4160 trivial. 0 not checked. [2023-12-03 02:44:22,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:22,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 480 states and 615 transitions. [2023-12-03 02:44:22,999 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 615 transitions. [2023-12-03 02:44:23,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2023-12-03 02:44:23,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:23,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:23,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:23,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 133 conjunts are in the unsatisfiable core [2023-12-03 02:44:23,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:23,943 INFO L134 CoverageAnalysis]: Checked inductivity of 18915 backedges. 0 proven. 14755 refuted. 0 times theorem prover too weak. 4160 trivial. 0 not checked. [2023-12-03 02:44:26,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:26,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 483 states and 618 transitions. [2023-12-03 02:44:26,042 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 618 transitions. [2023-12-03 02:44:26,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2023-12-03 02:44:26,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:26,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:26,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:26,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 1078 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-03 02:44:26,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:26,980 INFO L134 CoverageAnalysis]: Checked inductivity of 19305 backedges. 0 proven. 15015 refuted. 0 times theorem prover too weak. 4290 trivial. 0 not checked. [2023-12-03 02:44:29,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:29,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 487 states and 624 transitions. [2023-12-03 02:44:29,435 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 624 transitions. [2023-12-03 02:44:29,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2023-12-03 02:44:29,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:29,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:29,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:29,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 1083 conjuncts, 135 conjunts are in the unsatisfiable core [2023-12-03 02:44:29,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:30,448 INFO L134 CoverageAnalysis]: Checked inductivity of 19503 backedges. 0 proven. 15213 refuted. 0 times theorem prover too weak. 4290 trivial. 0 not checked. [2023-12-03 02:44:32,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:32,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 490 states and 627 transitions. [2023-12-03 02:44:32,697 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 627 transitions. [2023-12-03 02:44:32,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 605 [2023-12-03 02:44:32,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:32,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:32,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:32,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 1094 conjuncts, 68 conjunts are in the unsatisfiable core [2023-12-03 02:44:32,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:33,689 INFO L134 CoverageAnalysis]: Checked inductivity of 19899 backedges. 0 proven. 15477 refuted. 0 times theorem prover too weak. 4422 trivial. 0 not checked. [2023-12-03 02:44:36,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:36,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 494 states and 633 transitions. [2023-12-03 02:44:36,122 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 633 transitions. [2023-12-03 02:44:36,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 608 [2023-12-03 02:44:36,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:36,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:36,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:36,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 1099 conjuncts, 137 conjunts are in the unsatisfiable core [2023-12-03 02:44:36,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:37,101 INFO L134 CoverageAnalysis]: Checked inductivity of 20100 backedges. 0 proven. 15678 refuted. 0 times theorem prover too weak. 4422 trivial. 0 not checked. [2023-12-03 02:44:39,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:39,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 497 states and 636 transitions. [2023-12-03 02:44:39,474 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 636 transitions. [2023-12-03 02:44:39,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2023-12-03 02:44:39,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:39,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:39,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:39,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 1110 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-03 02:44:39,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:40,478 INFO L134 CoverageAnalysis]: Checked inductivity of 20502 backedges. 0 proven. 15946 refuted. 0 times theorem prover too weak. 4556 trivial. 0 not checked. [2023-12-03 02:44:42,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:42,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 501 states and 642 transitions. [2023-12-03 02:44:42,858 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 642 transitions. [2023-12-03 02:44:42,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 617 [2023-12-03 02:44:42,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:42,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:43,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:43,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 1115 conjuncts, 139 conjunts are in the unsatisfiable core [2023-12-03 02:44:43,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:43,827 INFO L134 CoverageAnalysis]: Checked inductivity of 20706 backedges. 0 proven. 16150 refuted. 0 times theorem prover too weak. 4556 trivial. 0 not checked. [2023-12-03 02:44:46,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:46,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 504 states and 645 transitions. [2023-12-03 02:44:46,203 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 645 transitions. [2023-12-03 02:44:46,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 623 [2023-12-03 02:44:46,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:46,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:46,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 1126 conjuncts, 70 conjunts are in the unsatisfiable core [2023-12-03 02:44:46,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:47,319 INFO L134 CoverageAnalysis]: Checked inductivity of 21114 backedges. 0 proven. 16422 refuted. 0 times theorem prover too weak. 4692 trivial. 0 not checked. [2023-12-03 02:44:49,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:49,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 508 states and 651 transitions. [2023-12-03 02:44:49,789 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 651 transitions. [2023-12-03 02:44:49,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 626 [2023-12-03 02:44:49,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:49,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:50,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 1131 conjuncts, 141 conjunts are in the unsatisfiable core [2023-12-03 02:44:50,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:50,837 INFO L134 CoverageAnalysis]: Checked inductivity of 21321 backedges. 0 proven. 16629 refuted. 0 times theorem prover too weak. 4692 trivial. 0 not checked. [2023-12-03 02:44:53,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:53,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 511 states and 654 transitions. [2023-12-03 02:44:53,141 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 654 transitions. [2023-12-03 02:44:53,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 632 [2023-12-03 02:44:53,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:53,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:53,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:53,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 1142 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-03 02:44:53,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:54,345 INFO L134 CoverageAnalysis]: Checked inductivity of 21735 backedges. 0 proven. 16905 refuted. 0 times theorem prover too weak. 4830 trivial. 0 not checked. [2023-12-03 02:44:56,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:56,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 515 states and 660 transitions. [2023-12-03 02:44:56,762 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 660 transitions. [2023-12-03 02:44:56,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2023-12-03 02:44:56,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:56,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:56,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:56,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 1147 conjuncts, 143 conjunts are in the unsatisfiable core [2023-12-03 02:44:56,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:44:57,752 INFO L134 CoverageAnalysis]: Checked inductivity of 21945 backedges. 0 proven. 17115 refuted. 0 times theorem prover too weak. 4830 trivial. 0 not checked. [2023-12-03 02:45:00,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:00,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 518 states and 663 transitions. [2023-12-03 02:45:00,234 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 663 transitions. [2023-12-03 02:45:00,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2023-12-03 02:45:00,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:00,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:00,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:00,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 1158 conjuncts, 72 conjunts are in the unsatisfiable core [2023-12-03 02:45:00,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:45:01,311 INFO L134 CoverageAnalysis]: Checked inductivity of 22365 backedges. 0 proven. 17395 refuted. 0 times theorem prover too weak. 4970 trivial. 0 not checked. [2023-12-03 02:45:03,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:03,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 522 states and 669 transitions. [2023-12-03 02:45:03,739 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 669 transitions. [2023-12-03 02:45:03,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 644 [2023-12-03 02:45:03,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:03,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:03,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 1163 conjuncts, 145 conjunts are in the unsatisfiable core [2023-12-03 02:45:03,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:45:04,768 INFO L134 CoverageAnalysis]: Checked inductivity of 22578 backedges. 0 proven. 17608 refuted. 0 times theorem prover too weak. 4970 trivial. 0 not checked. [2023-12-03 02:45:07,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:07,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 525 states and 672 transitions. [2023-12-03 02:45:07,359 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 672 transitions. [2023-12-03 02:45:07,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 650 [2023-12-03 02:45:07,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:07,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:07,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:07,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 1174 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-03 02:45:07,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:45:08,446 INFO L134 CoverageAnalysis]: Checked inductivity of 23004 backedges. 0 proven. 17892 refuted. 0 times theorem prover too weak. 5112 trivial. 0 not checked. [2023-12-03 02:45:11,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:11,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 529 states and 678 transitions. [2023-12-03 02:45:11,192 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 678 transitions. [2023-12-03 02:45:11,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 653 [2023-12-03 02:45:11,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:11,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:11,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 1179 conjuncts, 147 conjunts are in the unsatisfiable core [2023-12-03 02:45:11,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:45:12,289 INFO L134 CoverageAnalysis]: Checked inductivity of 23220 backedges. 0 proven. 18108 refuted. 0 times theorem prover too weak. 5112 trivial. 0 not checked. [2023-12-03 02:45:14,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:14,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 532 states and 681 transitions. [2023-12-03 02:45:14,824 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 681 transitions. [2023-12-03 02:45:14,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 659 [2023-12-03 02:45:14,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:14,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:15,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 74 conjunts are in the unsatisfiable core [2023-12-03 02:45:15,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:45:15,986 INFO L134 CoverageAnalysis]: Checked inductivity of 23652 backedges. 0 proven. 18396 refuted. 0 times theorem prover too weak. 5256 trivial. 0 not checked. [2023-12-03 02:45:18,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:18,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 536 states and 687 transitions. [2023-12-03 02:45:18,772 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 687 transitions. [2023-12-03 02:45:18,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 662 [2023-12-03 02:45:18,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:18,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:18,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 1195 conjuncts, 149 conjunts are in the unsatisfiable core [2023-12-03 02:45:18,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:45:19,803 INFO L134 CoverageAnalysis]: Checked inductivity of 23871 backedges. 0 proven. 18615 refuted. 0 times theorem prover too weak. 5256 trivial. 0 not checked. [2023-12-03 02:45:22,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:22,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 539 states and 690 transitions. [2023-12-03 02:45:22,463 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 690 transitions. [2023-12-03 02:45:22,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 668 [2023-12-03 02:45:22,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:22,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:22,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-03 02:45:22,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:45:23,694 INFO L134 CoverageAnalysis]: Checked inductivity of 24309 backedges. 0 proven. 18907 refuted. 0 times theorem prover too weak. 5402 trivial. 0 not checked. [2023-12-03 02:45:26,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:26,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 543 states and 696 transitions. [2023-12-03 02:45:26,479 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 696 transitions. [2023-12-03 02:45:26,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2023-12-03 02:45:26,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:26,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:26,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:26,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 1211 conjuncts, 151 conjunts are in the unsatisfiable core [2023-12-03 02:45:26,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:45:27,572 INFO L134 CoverageAnalysis]: Checked inductivity of 24531 backedges. 0 proven. 19129 refuted. 0 times theorem prover too weak. 5402 trivial. 0 not checked. [2023-12-03 02:45:30,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:30,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 546 states and 699 transitions. [2023-12-03 02:45:30,185 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 699 transitions. [2023-12-03 02:45:30,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 677 [2023-12-03 02:45:30,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:30,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:30,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 76 conjunts are in the unsatisfiable core [2023-12-03 02:45:30,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:45:31,280 INFO L134 CoverageAnalysis]: Checked inductivity of 24975 backedges. 0 proven. 19425 refuted. 0 times theorem prover too weak. 5550 trivial. 0 not checked. [2023-12-03 02:45:34,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:34,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 550 states and 705 transitions. [2023-12-03 02:45:34,078 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 705 transitions. [2023-12-03 02:45:34,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 680 [2023-12-03 02:45:34,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:34,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:34,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:34,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 1227 conjuncts, 153 conjunts are in the unsatisfiable core [2023-12-03 02:45:34,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:45:35,188 INFO L134 CoverageAnalysis]: Checked inductivity of 25200 backedges. 0 proven. 19650 refuted. 0 times theorem prover too weak. 5550 trivial. 0 not checked. [2023-12-03 02:45:38,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:38,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 553 states and 708 transitions. [2023-12-03 02:45:38,003 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 708 transitions. [2023-12-03 02:45:38,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 686 [2023-12-03 02:45:38,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:38,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:38,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-03 02:45:38,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:45:39,182 INFO L134 CoverageAnalysis]: Checked inductivity of 25650 backedges. 0 proven. 19950 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2023-12-03 02:45:41,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:41,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 557 states and 714 transitions. [2023-12-03 02:45:41,926 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 714 transitions. [2023-12-03 02:45:41,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 689 [2023-12-03 02:45:41,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:41,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:42,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 155 conjunts are in the unsatisfiable core [2023-12-03 02:45:42,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:45:43,094 INFO L134 CoverageAnalysis]: Checked inductivity of 25878 backedges. 0 proven. 20178 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2023-12-03 02:45:45,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:45,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 560 states and 717 transitions. [2023-12-03 02:45:45,983 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 717 transitions. [2023-12-03 02:45:45,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 695 [2023-12-03 02:45:45,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:45,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:46,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 1254 conjuncts, 78 conjunts are in the unsatisfiable core [2023-12-03 02:45:46,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:45:47,127 INFO L134 CoverageAnalysis]: Checked inductivity of 26334 backedges. 0 proven. 20482 refuted. 0 times theorem prover too weak. 5852 trivial. 0 not checked. [2023-12-03 02:45:50,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:50,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 564 states and 723 transitions. [2023-12-03 02:45:50,159 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 723 transitions. [2023-12-03 02:45:50,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 698 [2023-12-03 02:45:50,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:50,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:50,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:50,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 1259 conjuncts, 157 conjunts are in the unsatisfiable core [2023-12-03 02:45:50,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:45:51,341 INFO L134 CoverageAnalysis]: Checked inductivity of 26565 backedges. 0 proven. 20713 refuted. 0 times theorem prover too weak. 5852 trivial. 0 not checked. [2023-12-03 02:45:54,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:54,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 567 states and 726 transitions. [2023-12-03 02:45:54,275 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 726 transitions. [2023-12-03 02:45:54,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2023-12-03 02:45:54,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:54,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:54,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:54,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 1270 conjuncts, 79 conjunts are in the unsatisfiable core [2023-12-03 02:45:54,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:45:55,449 INFO L134 CoverageAnalysis]: Checked inductivity of 27027 backedges. 0 proven. 21021 refuted. 0 times theorem prover too weak. 6006 trivial. 0 not checked. [2023-12-03 02:45:58,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:58,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 571 states and 732 transitions. [2023-12-03 02:45:58,430 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 732 transitions. [2023-12-03 02:45:58,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 707 [2023-12-03 02:45:58,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:58,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:58,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 1275 conjuncts, 159 conjunts are in the unsatisfiable core [2023-12-03 02:45:58,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:45:59,516 INFO L134 CoverageAnalysis]: Checked inductivity of 27261 backedges. 0 proven. 21255 refuted. 0 times theorem prover too weak. 6006 trivial. 0 not checked. [2023-12-03 02:46:02,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:02,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 574 states and 735 transitions. [2023-12-03 02:46:02,547 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 735 transitions. [2023-12-03 02:46:02,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 713 [2023-12-03 02:46:02,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:02,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:02,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:02,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 1286 conjuncts, 80 conjunts are in the unsatisfiable core [2023-12-03 02:46:02,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:03,861 INFO L134 CoverageAnalysis]: Checked inductivity of 27729 backedges. 0 proven. 21567 refuted. 0 times theorem prover too weak. 6162 trivial. 0 not checked. [2023-12-03 02:46:06,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:06,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 578 states and 741 transitions. [2023-12-03 02:46:06,974 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 741 transitions. [2023-12-03 02:46:06,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 716 [2023-12-03 02:46:06,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:06,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:07,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 1291 conjuncts, 161 conjunts are in the unsatisfiable core [2023-12-03 02:46:07,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:08,098 INFO L134 CoverageAnalysis]: Checked inductivity of 27966 backedges. 0 proven. 21804 refuted. 0 times theorem prover too weak. 6162 trivial. 0 not checked. [2023-12-03 02:46:11,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:11,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 581 states and 744 transitions. [2023-12-03 02:46:11,135 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 744 transitions. [2023-12-03 02:46:11,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 722 [2023-12-03 02:46:11,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:11,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:11,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 1302 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-03 02:46:11,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:12,364 INFO L134 CoverageAnalysis]: Checked inductivity of 28440 backedges. 0 proven. 22120 refuted. 0 times theorem prover too weak. 6320 trivial. 0 not checked. [2023-12-03 02:46:15,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:15,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 585 states and 750 transitions. [2023-12-03 02:46:15,568 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 750 transitions. [2023-12-03 02:46:15,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 725 [2023-12-03 02:46:15,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:15,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:15,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:15,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 1307 conjuncts, 163 conjunts are in the unsatisfiable core [2023-12-03 02:46:15,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:16,745 INFO L134 CoverageAnalysis]: Checked inductivity of 28680 backedges. 0 proven. 22360 refuted. 0 times theorem prover too weak. 6320 trivial. 0 not checked. [2023-12-03 02:46:19,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:19,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 588 states and 753 transitions. [2023-12-03 02:46:19,830 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 753 transitions. [2023-12-03 02:46:19,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 731 [2023-12-03 02:46:19,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:19,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:20,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:20,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 1318 conjuncts, 82 conjunts are in the unsatisfiable core [2023-12-03 02:46:20,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:21,083 INFO L134 CoverageAnalysis]: Checked inductivity of 29160 backedges. 0 proven. 22680 refuted. 0 times theorem prover too weak. 6480 trivial. 0 not checked. [2023-12-03 02:46:24,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:24,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 592 states and 759 transitions. [2023-12-03 02:46:24,089 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 759 transitions. [2023-12-03 02:46:24,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 734 [2023-12-03 02:46:24,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:24,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:24,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 165 conjunts are in the unsatisfiable core [2023-12-03 02:46:24,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:25,261 INFO L134 CoverageAnalysis]: Checked inductivity of 29403 backedges. 0 proven. 22923 refuted. 0 times theorem prover too weak. 6480 trivial. 0 not checked. [2023-12-03 02:46:28,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:28,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 595 states and 762 transitions. [2023-12-03 02:46:28,374 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 762 transitions. [2023-12-03 02:46:28,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 740 [2023-12-03 02:46:28,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:28,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:28,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 1334 conjuncts, 83 conjunts are in the unsatisfiable core [2023-12-03 02:46:28,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:29,675 INFO L134 CoverageAnalysis]: Checked inductivity of 29889 backedges. 0 proven. 23247 refuted. 0 times theorem prover too weak. 6642 trivial. 0 not checked. [2023-12-03 02:46:32,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:32,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 599 states and 768 transitions. [2023-12-03 02:46:32,933 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 768 transitions. [2023-12-03 02:46:32,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 743 [2023-12-03 02:46:32,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:32,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:33,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:33,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 1339 conjuncts, 167 conjunts are in the unsatisfiable core [2023-12-03 02:46:33,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:34,131 INFO L134 CoverageAnalysis]: Checked inductivity of 30135 backedges. 0 proven. 23493 refuted. 0 times theorem prover too weak. 6642 trivial. 0 not checked. [2023-12-03 02:46:37,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:37,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 602 states and 771 transitions. [2023-12-03 02:46:37,526 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 771 transitions. [2023-12-03 02:46:37,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 749 [2023-12-03 02:46:37,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:37,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:37,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:37,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 1350 conjuncts, 84 conjunts are in the unsatisfiable core [2023-12-03 02:46:37,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:38,888 INFO L134 CoverageAnalysis]: Checked inductivity of 30627 backedges. 0 proven. 23821 refuted. 0 times theorem prover too weak. 6806 trivial. 0 not checked. [2023-12-03 02:46:42,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:42,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 606 states and 777 transitions. [2023-12-03 02:46:42,392 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 777 transitions. [2023-12-03 02:46:42,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 752 [2023-12-03 02:46:42,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:42,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:42,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:42,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 1355 conjuncts, 169 conjunts are in the unsatisfiable core [2023-12-03 02:46:42,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:43,644 INFO L134 CoverageAnalysis]: Checked inductivity of 30876 backedges. 0 proven. 24070 refuted. 0 times theorem prover too weak. 6806 trivial. 0 not checked. [2023-12-03 02:46:46,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:46,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 609 states and 780 transitions. [2023-12-03 02:46:46,884 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 780 transitions. [2023-12-03 02:46:46,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 758 [2023-12-03 02:46:46,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:46,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:47,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 1366 conjuncts, 85 conjunts are in the unsatisfiable core [2023-12-03 02:46:47,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:48,376 INFO L134 CoverageAnalysis]: Checked inductivity of 31374 backedges. 0 proven. 24402 refuted. 0 times theorem prover too weak. 6972 trivial. 0 not checked. [2023-12-03 02:46:52,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:52,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 613 states and 786 transitions. [2023-12-03 02:46:52,623 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 786 transitions. [2023-12-03 02:46:52,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2023-12-03 02:46:52,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:52,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:52,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 1371 conjuncts, 171 conjunts are in the unsatisfiable core [2023-12-03 02:46:52,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:54,246 INFO L134 CoverageAnalysis]: Checked inductivity of 31626 backedges. 0 proven. 24654 refuted. 0 times theorem prover too weak. 6972 trivial. 0 not checked. [2023-12-03 02:46:57,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:57,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 616 states and 789 transitions. [2023-12-03 02:46:57,954 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 789 transitions. [2023-12-03 02:46:57,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 767 [2023-12-03 02:46:57,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:57,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:58,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:58,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 1382 conjuncts, 86 conjunts are in the unsatisfiable core [2023-12-03 02:46:58,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:46:59,323 INFO L134 CoverageAnalysis]: Checked inductivity of 32130 backedges. 0 proven. 24990 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2023-12-03 02:47:03,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:03,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 620 states and 795 transitions. [2023-12-03 02:47:03,083 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 795 transitions. [2023-12-03 02:47:03,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 770 [2023-12-03 02:47:03,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:03,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:03,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:03,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 1387 conjuncts, 173 conjunts are in the unsatisfiable core [2023-12-03 02:47:03,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:47:04,425 INFO L134 CoverageAnalysis]: Checked inductivity of 32385 backedges. 0 proven. 25245 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2023-12-03 02:47:07,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:07,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 623 states and 798 transitions. [2023-12-03 02:47:07,937 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 798 transitions. [2023-12-03 02:47:07,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-12-03 02:47:07,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:07,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:08,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 1398 conjuncts, 87 conjunts are in the unsatisfiable core [2023-12-03 02:47:08,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:47:09,339 INFO L134 CoverageAnalysis]: Checked inductivity of 32895 backedges. 0 proven. 25585 refuted. 0 times theorem prover too weak. 7310 trivial. 0 not checked. [2023-12-03 02:47:12,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:12,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 627 states and 804 transitions. [2023-12-03 02:47:12,734 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 804 transitions. [2023-12-03 02:47:12,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 779 [2023-12-03 02:47:12,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:12,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:13,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:13,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 1403 conjuncts, 175 conjunts are in the unsatisfiable core [2023-12-03 02:47:13,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:47:14,058 INFO L134 CoverageAnalysis]: Checked inductivity of 33153 backedges. 0 proven. 25843 refuted. 0 times theorem prover too weak. 7310 trivial. 0 not checked. [2023-12-03 02:47:17,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:17,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 630 states and 807 transitions. [2023-12-03 02:47:17,538 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 807 transitions. [2023-12-03 02:47:17,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 785 [2023-12-03 02:47:17,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:17,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:17,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:17,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 1414 conjuncts, 88 conjunts are in the unsatisfiable core [2023-12-03 02:47:17,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:47:18,972 INFO L134 CoverageAnalysis]: Checked inductivity of 33669 backedges. 0 proven. 26187 refuted. 0 times theorem prover too weak. 7482 trivial. 0 not checked. [2023-12-03 02:47:23,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:23,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 634 states and 813 transitions. [2023-12-03 02:47:23,072 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 813 transitions. [2023-12-03 02:47:23,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 788 [2023-12-03 02:47:23,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:23,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:23,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 1419 conjuncts, 177 conjunts are in the unsatisfiable core [2023-12-03 02:47:23,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:47:24,392 INFO L134 CoverageAnalysis]: Checked inductivity of 33930 backedges. 0 proven. 26448 refuted. 0 times theorem prover too weak. 7482 trivial. 0 not checked. [2023-12-03 02:47:28,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:28,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 637 states and 816 transitions. [2023-12-03 02:47:28,212 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 816 transitions. [2023-12-03 02:47:28,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 794 [2023-12-03 02:47:28,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:28,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:28,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 1430 conjuncts, 89 conjunts are in the unsatisfiable core [2023-12-03 02:47:28,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:47:29,721 INFO L134 CoverageAnalysis]: Checked inductivity of 34452 backedges. 0 proven. 26796 refuted. 0 times theorem prover too weak. 7656 trivial. 0 not checked. [2023-12-03 02:47:33,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:33,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 641 states and 822 transitions. [2023-12-03 02:47:33,586 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 822 transitions. [2023-12-03 02:47:33,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 797 [2023-12-03 02:47:33,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:33,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:33,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:33,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 1435 conjuncts, 179 conjunts are in the unsatisfiable core [2023-12-03 02:47:33,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:47:35,012 INFO L134 CoverageAnalysis]: Checked inductivity of 34716 backedges. 0 proven. 27060 refuted. 0 times theorem prover too weak. 7656 trivial. 0 not checked. [2023-12-03 02:47:38,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:38,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 644 states and 825 transitions. [2023-12-03 02:47:38,728 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 825 transitions. [2023-12-03 02:47:38,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 803 [2023-12-03 02:47:38,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:38,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:38,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 1446 conjuncts, 90 conjunts are in the unsatisfiable core [2023-12-03 02:47:38,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:47:40,325 INFO L134 CoverageAnalysis]: Checked inductivity of 35244 backedges. 0 proven. 27412 refuted. 0 times theorem prover too weak. 7832 trivial. 0 not checked. [2023-12-03 02:47:44,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:44,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 648 states and 831 transitions. [2023-12-03 02:47:44,513 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 831 transitions. [2023-12-03 02:47:44,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 806 [2023-12-03 02:47:44,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:44,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:44,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:44,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 181 conjunts are in the unsatisfiable core [2023-12-03 02:47:44,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:47:45,844 INFO L134 CoverageAnalysis]: Checked inductivity of 35511 backedges. 0 proven. 27679 refuted. 0 times theorem prover too weak. 7832 trivial. 0 not checked. [2023-12-03 02:47:49,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:49,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 651 states and 834 transitions. [2023-12-03 02:47:49,810 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 834 transitions. [2023-12-03 02:47:49,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 812 [2023-12-03 02:47:49,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:49,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:50,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 1462 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-03 02:47:50,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:47:51,418 INFO L134 CoverageAnalysis]: Checked inductivity of 36045 backedges. 0 proven. 28035 refuted. 0 times theorem prover too weak. 8010 trivial. 0 not checked. [2023-12-03 02:47:55,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:55,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 655 states and 840 transitions. [2023-12-03 02:47:55,523 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 840 transitions. [2023-12-03 02:47:55,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 815 [2023-12-03 02:47:55,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:55,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:55,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 1467 conjuncts, 183 conjunts are in the unsatisfiable core [2023-12-03 02:47:55,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:47:56,980 INFO L134 CoverageAnalysis]: Checked inductivity of 36315 backedges. 0 proven. 28305 refuted. 0 times theorem prover too weak. 8010 trivial. 0 not checked. [2023-12-03 02:48:00,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:00,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 658 states and 843 transitions. [2023-12-03 02:48:00,934 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 843 transitions. [2023-12-03 02:48:00,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 821 [2023-12-03 02:48:00,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:00,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:01,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 1478 conjuncts, 92 conjunts are in the unsatisfiable core [2023-12-03 02:48:01,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:02,670 INFO L134 CoverageAnalysis]: Checked inductivity of 36855 backedges. 0 proven. 28665 refuted. 0 times theorem prover too weak. 8190 trivial. 0 not checked. [2023-12-03 02:48:06,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:06,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 662 states and 849 transitions. [2023-12-03 02:48:06,871 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 849 transitions. [2023-12-03 02:48:06,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 824 [2023-12-03 02:48:06,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:06,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:07,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:07,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 1483 conjuncts, 185 conjunts are in the unsatisfiable core [2023-12-03 02:48:07,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:08,285 INFO L134 CoverageAnalysis]: Checked inductivity of 37128 backedges. 0 proven. 28938 refuted. 0 times theorem prover too weak. 8190 trivial. 0 not checked. [2023-12-03 02:48:12,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:12,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 665 states and 852 transitions. [2023-12-03 02:48:12,233 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 852 transitions. [2023-12-03 02:48:12,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 830 [2023-12-03 02:48:12,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:12,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:12,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:12,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 1494 conjuncts, 93 conjunts are in the unsatisfiable core [2023-12-03 02:48:12,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:13,903 INFO L134 CoverageAnalysis]: Checked inductivity of 37674 backedges. 0 proven. 29302 refuted. 0 times theorem prover too weak. 8372 trivial. 0 not checked. [2023-12-03 02:48:18,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:18,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 669 states and 858 transitions. [2023-12-03 02:48:18,187 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 858 transitions. [2023-12-03 02:48:18,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 833 [2023-12-03 02:48:18,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:18,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:18,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 1499 conjuncts, 187 conjunts are in the unsatisfiable core [2023-12-03 02:48:18,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:19,611 INFO L134 CoverageAnalysis]: Checked inductivity of 37950 backedges. 0 proven. 29578 refuted. 0 times theorem prover too weak. 8372 trivial. 0 not checked. [2023-12-03 02:48:23,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:23,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 672 states and 861 transitions. [2023-12-03 02:48:23,776 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 861 transitions. [2023-12-03 02:48:23,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 839 [2023-12-03 02:48:23,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:23,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:24,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 1510 conjuncts, 94 conjunts are in the unsatisfiable core [2023-12-03 02:48:24,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:25,439 INFO L134 CoverageAnalysis]: Checked inductivity of 38502 backedges. 0 proven. 29946 refuted. 0 times theorem prover too weak. 8556 trivial. 0 not checked. [2023-12-03 02:48:30,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:30,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 676 states and 867 transitions. [2023-12-03 02:48:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 867 transitions. [2023-12-03 02:48:30,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 842 [2023-12-03 02:48:30,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:30,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:30,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 1515 conjuncts, 189 conjunts are in the unsatisfiable core [2023-12-03 02:48:30,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:32,057 INFO L134 CoverageAnalysis]: Checked inductivity of 38781 backedges. 0 proven. 30225 refuted. 0 times theorem prover too weak. 8556 trivial. 0 not checked. [2023-12-03 02:48:36,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:36,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 679 states and 870 transitions. [2023-12-03 02:48:36,842 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 870 transitions. [2023-12-03 02:48:36,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 848 [2023-12-03 02:48:36,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:36,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:37,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:37,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 1526 conjuncts, 95 conjunts are in the unsatisfiable core [2023-12-03 02:48:37,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:38,793 INFO L134 CoverageAnalysis]: Checked inductivity of 39339 backedges. 0 proven. 30597 refuted. 0 times theorem prover too weak. 8742 trivial. 0 not checked. [2023-12-03 02:48:43,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:43,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 683 states and 876 transitions. [2023-12-03 02:48:43,216 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 876 transitions. [2023-12-03 02:48:43,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 851 [2023-12-03 02:48:43,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:43,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:43,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:43,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 1531 conjuncts, 191 conjunts are in the unsatisfiable core [2023-12-03 02:48:43,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:44,635 INFO L134 CoverageAnalysis]: Checked inductivity of 39621 backedges. 0 proven. 30879 refuted. 0 times theorem prover too weak. 8742 trivial. 0 not checked. [2023-12-03 02:48:48,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:48,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 686 states and 879 transitions. [2023-12-03 02:48:48,807 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 879 transitions. [2023-12-03 02:48:48,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 857 [2023-12-03 02:48:48,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:48,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:49,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:49,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 1542 conjuncts, 96 conjunts are in the unsatisfiable core [2023-12-03 02:48:49,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:50,443 INFO L134 CoverageAnalysis]: Checked inductivity of 40185 backedges. 0 proven. 31255 refuted. 0 times theorem prover too weak. 8930 trivial. 0 not checked. [2023-12-03 02:48:54,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:54,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 690 states and 885 transitions. [2023-12-03 02:48:54,890 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 885 transitions. [2023-12-03 02:48:54,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 860 [2023-12-03 02:48:54,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:54,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:55,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:55,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 1547 conjuncts, 193 conjunts are in the unsatisfiable core [2023-12-03 02:48:55,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:48:56,286 INFO L134 CoverageAnalysis]: Checked inductivity of 40470 backedges. 0 proven. 31540 refuted. 0 times theorem prover too weak. 8930 trivial. 0 not checked. [2023-12-03 02:49:00,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:00,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 693 states and 888 transitions. [2023-12-03 02:49:00,701 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 888 transitions. [2023-12-03 02:49:00,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 866 [2023-12-03 02:49:00,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:00,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:00,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:00,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 1558 conjuncts, 97 conjunts are in the unsatisfiable core [2023-12-03 02:49:00,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:49:02,358 INFO L134 CoverageAnalysis]: Checked inductivity of 41040 backedges. 0 proven. 31920 refuted. 0 times theorem prover too weak. 9120 trivial. 0 not checked. [2023-12-03 02:49:07,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:07,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 697 states and 894 transitions. [2023-12-03 02:49:07,034 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 894 transitions. [2023-12-03 02:49:07,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 869 [2023-12-03 02:49:07,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:07,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:07,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:07,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 1563 conjuncts, 195 conjunts are in the unsatisfiable core [2023-12-03 02:49:07,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:49:08,559 INFO L134 CoverageAnalysis]: Checked inductivity of 41328 backedges. 0 proven. 32208 refuted. 0 times theorem prover too weak. 9120 trivial. 0 not checked. [2023-12-03 02:49:13,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:13,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 700 states and 897 transitions. [2023-12-03 02:49:13,059 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 897 transitions. [2023-12-03 02:49:13,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 875 [2023-12-03 02:49:13,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:13,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:13,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:13,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 1574 conjuncts, 98 conjunts are in the unsatisfiable core [2023-12-03 02:49:13,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:49:14,782 INFO L134 CoverageAnalysis]: Checked inductivity of 41904 backedges. 0 proven. 32592 refuted. 0 times theorem prover too weak. 9312 trivial. 0 not checked. [2023-12-03 02:49:19,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:19,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 704 states and 903 transitions. [2023-12-03 02:49:19,255 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 903 transitions. [2023-12-03 02:49:19,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 878 [2023-12-03 02:49:19,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:19,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:19,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 1579 conjuncts, 197 conjunts are in the unsatisfiable core [2023-12-03 02:49:19,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:49:20,699 INFO L134 CoverageAnalysis]: Checked inductivity of 42195 backedges. 0 proven. 32883 refuted. 0 times theorem prover too weak. 9312 trivial. 0 not checked. [2023-12-03 02:49:25,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:25,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 707 states and 906 transitions. [2023-12-03 02:49:25,341 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 906 transitions. [2023-12-03 02:49:25,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 884 [2023-12-03 02:49:25,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:25,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:25,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:25,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-03 02:49:25,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:49:27,193 INFO L134 CoverageAnalysis]: Checked inductivity of 42777 backedges. 0 proven. 33271 refuted. 0 times theorem prover too weak. 9506 trivial. 0 not checked. [2023-12-03 02:49:31,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:31,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 711 states and 912 transitions. [2023-12-03 02:49:31,814 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 912 transitions. [2023-12-03 02:49:31,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 887 [2023-12-03 02:49:31,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:31,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:32,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:32,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 1595 conjuncts, 199 conjunts are in the unsatisfiable core [2023-12-03 02:49:32,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:49:33,397 INFO L134 CoverageAnalysis]: Checked inductivity of 43071 backedges. 0 proven. 33565 refuted. 0 times theorem prover too weak. 9506 trivial. 0 not checked. [2023-12-03 02:49:37,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:37,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 714 states and 915 transitions. [2023-12-03 02:49:37,994 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 915 transitions. [2023-12-03 02:49:37,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 893 [2023-12-03 02:49:37,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:37,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:38,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:38,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 1606 conjuncts, 100 conjunts are in the unsatisfiable core [2023-12-03 02:49:38,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:49:39,799 INFO L134 CoverageAnalysis]: Checked inductivity of 43659 backedges. 0 proven. 33957 refuted. 0 times theorem prover too weak. 9702 trivial. 0 not checked. [2023-12-03 02:49:45,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:45,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 718 states and 921 transitions. [2023-12-03 02:49:45,207 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 921 transitions. [2023-12-03 02:49:45,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 896 [2023-12-03 02:49:45,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:45,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:45,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:45,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 1611 conjuncts, 201 conjunts are in the unsatisfiable core [2023-12-03 02:49:45,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:49:46,935 INFO L134 CoverageAnalysis]: Checked inductivity of 43956 backedges. 0 proven. 34254 refuted. 0 times theorem prover too weak. 9702 trivial. 0 not checked. [2023-12-03 02:49:52,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:52,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 721 states and 924 transitions. [2023-12-03 02:49:52,065 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 924 transitions. [2023-12-03 02:49:52,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 902 [2023-12-03 02:49:52,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:52,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:52,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:52,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 1622 conjuncts, 101 conjunts are in the unsatisfiable core [2023-12-03 02:49:52,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:49:54,247 INFO L134 CoverageAnalysis]: Checked inductivity of 44550 backedges. 0 proven. 34650 refuted. 0 times theorem prover too weak. 9900 trivial. 0 not checked. [2023-12-03 02:49:59,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:59,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 725 states and 930 transitions. [2023-12-03 02:49:59,915 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 930 transitions. [2023-12-03 02:49:59,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 905 [2023-12-03 02:49:59,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:59,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:00,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 1627 conjuncts, 203 conjunts are in the unsatisfiable core [2023-12-03 02:50:00,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:01,555 INFO L134 CoverageAnalysis]: Checked inductivity of 44850 backedges. 0 proven. 34950 refuted. 0 times theorem prover too weak. 9900 trivial. 0 not checked. [2023-12-03 02:50:06,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:06,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 728 states and 933 transitions. [2023-12-03 02:50:06,606 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 933 transitions. [2023-12-03 02:50:06,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 911 [2023-12-03 02:50:06,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:06,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:06,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 1638 conjuncts, 102 conjunts are in the unsatisfiable core [2023-12-03 02:50:06,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:08,881 INFO L134 CoverageAnalysis]: Checked inductivity of 45450 backedges. 0 proven. 35350 refuted. 0 times theorem prover too weak. 10100 trivial. 0 not checked. [2023-12-03 02:50:14,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:14,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 732 states and 939 transitions. [2023-12-03 02:50:14,065 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 939 transitions. [2023-12-03 02:50:14,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 914 [2023-12-03 02:50:14,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:14,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:14,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 1643 conjuncts, 205 conjunts are in the unsatisfiable core [2023-12-03 02:50:14,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:15,638 INFO L134 CoverageAnalysis]: Checked inductivity of 45753 backedges. 0 proven. 35653 refuted. 0 times theorem prover too weak. 10100 trivial. 0 not checked. [2023-12-03 02:50:20,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:20,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 735 states and 942 transitions. [2023-12-03 02:50:20,522 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 942 transitions. [2023-12-03 02:50:20,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 920 [2023-12-03 02:50:20,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:20,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:20,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:20,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 1654 conjuncts, 103 conjunts are in the unsatisfiable core [2023-12-03 02:50:20,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:22,397 INFO L134 CoverageAnalysis]: Checked inductivity of 46359 backedges. 0 proven. 36057 refuted. 0 times theorem prover too weak. 10302 trivial. 0 not checked. [2023-12-03 02:50:28,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:28,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 739 states and 948 transitions. [2023-12-03 02:50:28,092 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 948 transitions. [2023-12-03 02:50:28,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 923 [2023-12-03 02:50:28,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:28,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:28,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 1659 conjuncts, 207 conjunts are in the unsatisfiable core [2023-12-03 02:50:28,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:29,875 INFO L134 CoverageAnalysis]: Checked inductivity of 46665 backedges. 0 proven. 36363 refuted. 0 times theorem prover too weak. 10302 trivial. 0 not checked. [2023-12-03 02:50:35,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:35,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 742 states and 951 transitions. [2023-12-03 02:50:35,309 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 951 transitions. [2023-12-03 02:50:35,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 929 [2023-12-03 02:50:35,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:35,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:35,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 1670 conjuncts, 104 conjunts are in the unsatisfiable core [2023-12-03 02:50:35,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:37,360 INFO L134 CoverageAnalysis]: Checked inductivity of 47277 backedges. 0 proven. 36771 refuted. 0 times theorem prover too weak. 10506 trivial. 0 not checked. [2023-12-03 02:50:42,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:42,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 746 states and 957 transitions. [2023-12-03 02:50:42,770 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 957 transitions. [2023-12-03 02:50:42,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 932 [2023-12-03 02:50:42,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:42,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:43,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:43,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 1675 conjuncts, 209 conjunts are in the unsatisfiable core [2023-12-03 02:50:43,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:44,584 INFO L134 CoverageAnalysis]: Checked inductivity of 47586 backedges. 0 proven. 37080 refuted. 0 times theorem prover too weak. 10506 trivial. 0 not checked. [2023-12-03 02:50:50,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:50,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 749 states and 960 transitions. [2023-12-03 02:50:50,153 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 960 transitions. [2023-12-03 02:50:50,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 938 [2023-12-03 02:50:50,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:50,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:50,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:50,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 1686 conjuncts, 105 conjunts are in the unsatisfiable core [2023-12-03 02:50:50,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:52,297 INFO L134 CoverageAnalysis]: Checked inductivity of 48204 backedges. 0 proven. 37492 refuted. 0 times theorem prover too weak. 10712 trivial. 0 not checked. [2023-12-03 02:50:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:57,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 753 states and 966 transitions. [2023-12-03 02:50:57,659 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 966 transitions. [2023-12-03 02:50:57,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 941 [2023-12-03 02:50:57,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:57,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:57,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:57,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 1691 conjuncts, 211 conjunts are in the unsatisfiable core [2023-12-03 02:50:57,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:50:59,287 INFO L134 CoverageAnalysis]: Checked inductivity of 48516 backedges. 0 proven. 37804 refuted. 0 times theorem prover too weak. 10712 trivial. 0 not checked. [2023-12-03 02:51:04,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:04,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 756 states and 969 transitions. [2023-12-03 02:51:04,494 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 969 transitions. [2023-12-03 02:51:04,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 947 [2023-12-03 02:51:04,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:04,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:04,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 1702 conjuncts, 106 conjunts are in the unsatisfiable core [2023-12-03 02:51:04,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:06,554 INFO L134 CoverageAnalysis]: Checked inductivity of 49140 backedges. 0 proven. 38220 refuted. 0 times theorem prover too weak. 10920 trivial. 0 not checked. [2023-12-03 02:51:11,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:11,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 760 states and 975 transitions. [2023-12-03 02:51:11,987 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 975 transitions. [2023-12-03 02:51:11,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 950 [2023-12-03 02:51:11,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:11,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:12,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:12,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 1707 conjuncts, 213 conjunts are in the unsatisfiable core [2023-12-03 02:51:12,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:13,804 INFO L134 CoverageAnalysis]: Checked inductivity of 49455 backedges. 0 proven. 38535 refuted. 0 times theorem prover too weak. 10920 trivial. 0 not checked. [2023-12-03 02:51:19,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:19,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 763 states and 978 transitions. [2023-12-03 02:51:19,405 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 978 transitions. [2023-12-03 02:51:19,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 956 [2023-12-03 02:51:19,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:19,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:19,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:19,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 1718 conjuncts, 107 conjunts are in the unsatisfiable core [2023-12-03 02:51:19,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:21,396 INFO L134 CoverageAnalysis]: Checked inductivity of 50085 backedges. 0 proven. 38955 refuted. 0 times theorem prover too weak. 11130 trivial. 0 not checked. [2023-12-03 02:51:26,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:26,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 767 states and 984 transitions. [2023-12-03 02:51:26,873 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 984 transitions. [2023-12-03 02:51:26,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 959 [2023-12-03 02:51:26,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:26,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:27,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:27,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 1723 conjuncts, 215 conjunts are in the unsatisfiable core [2023-12-03 02:51:27,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:28,544 INFO L134 CoverageAnalysis]: Checked inductivity of 50403 backedges. 0 proven. 39273 refuted. 0 times theorem prover too weak. 11130 trivial. 0 not checked. [2023-12-03 02:51:33,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:33,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 770 states and 987 transitions. [2023-12-03 02:51:33,809 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 987 transitions. [2023-12-03 02:51:33,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 965 [2023-12-03 02:51:33,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:33,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:34,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 1734 conjuncts, 108 conjunts are in the unsatisfiable core [2023-12-03 02:51:34,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:35,776 INFO L134 CoverageAnalysis]: Checked inductivity of 51039 backedges. 0 proven. 39697 refuted. 0 times theorem prover too weak. 11342 trivial. 0 not checked. [2023-12-03 02:51:41,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:41,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 774 states and 993 transitions. [2023-12-03 02:51:41,279 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 993 transitions. [2023-12-03 02:51:41,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 968 [2023-12-03 02:51:41,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:41,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:41,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:41,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 1739 conjuncts, 217 conjunts are in the unsatisfiable core [2023-12-03 02:51:41,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:42,957 INFO L134 CoverageAnalysis]: Checked inductivity of 51360 backedges. 0 proven. 40018 refuted. 0 times theorem prover too weak. 11342 trivial. 0 not checked. [2023-12-03 02:51:48,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:48,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 777 states and 996 transitions. [2023-12-03 02:51:48,190 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 996 transitions. [2023-12-03 02:51:48,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 974 [2023-12-03 02:51:48,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:48,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:48,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 1750 conjuncts, 109 conjunts are in the unsatisfiable core [2023-12-03 02:51:48,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:50,357 INFO L134 CoverageAnalysis]: Checked inductivity of 52002 backedges. 0 proven. 40446 refuted. 0 times theorem prover too weak. 11556 trivial. 0 not checked. [2023-12-03 02:51:55,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:55,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 781 states and 1002 transitions. [2023-12-03 02:51:55,975 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1002 transitions. [2023-12-03 02:51:55,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 977 [2023-12-03 02:51:55,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:55,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:56,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 1755 conjuncts, 219 conjunts are in the unsatisfiable core [2023-12-03 02:51:56,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:51:57,724 INFO L134 CoverageAnalysis]: Checked inductivity of 52326 backedges. 0 proven. 40770 refuted. 0 times theorem prover too weak. 11556 trivial. 0 not checked. [2023-12-03 02:52:03,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:03,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 784 states and 1005 transitions. [2023-12-03 02:52:03,180 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1005 transitions. [2023-12-03 02:52:03,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 983 [2023-12-03 02:52:03,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:03,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:03,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 1766 conjuncts, 110 conjunts are in the unsatisfiable core [2023-12-03 02:52:03,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:05,330 INFO L134 CoverageAnalysis]: Checked inductivity of 52974 backedges. 0 proven. 41202 refuted. 0 times theorem prover too weak. 11772 trivial. 0 not checked. [2023-12-03 02:52:10,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:10,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 788 states and 1011 transitions. [2023-12-03 02:52:10,947 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1011 transitions. [2023-12-03 02:52:10,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 986 [2023-12-03 02:52:10,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:10,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:11,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:11,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 1771 conjuncts, 221 conjunts are in the unsatisfiable core [2023-12-03 02:52:11,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:12,658 INFO L134 CoverageAnalysis]: Checked inductivity of 53301 backedges. 0 proven. 41529 refuted. 0 times theorem prover too weak. 11772 trivial. 0 not checked. [2023-12-03 02:52:17,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:17,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 791 states and 1014 transitions. [2023-12-03 02:52:17,942 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1014 transitions. [2023-12-03 02:52:17,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 992 [2023-12-03 02:52:17,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:17,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:18,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:18,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 1782 conjuncts, 111 conjunts are in the unsatisfiable core [2023-12-03 02:52:18,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:20,196 INFO L134 CoverageAnalysis]: Checked inductivity of 53955 backedges. 0 proven. 41965 refuted. 0 times theorem prover too weak. 11990 trivial. 0 not checked. [2023-12-03 02:52:25,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:25,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 795 states and 1020 transitions. [2023-12-03 02:52:25,976 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1020 transitions. [2023-12-03 02:52:26,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 995 [2023-12-03 02:52:26,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:26,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:26,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:26,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 1787 conjuncts, 223 conjunts are in the unsatisfiable core [2023-12-03 02:52:26,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:27,674 INFO L134 CoverageAnalysis]: Checked inductivity of 54285 backedges. 0 proven. 42295 refuted. 0 times theorem prover too weak. 11990 trivial. 0 not checked. [2023-12-03 02:52:33,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:33,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 798 states and 1023 transitions. [2023-12-03 02:52:33,540 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1023 transitions. [2023-12-03 02:52:33,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1001 [2023-12-03 02:52:33,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:33,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:33,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 1798 conjuncts, 112 conjunts are in the unsatisfiable core [2023-12-03 02:52:33,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:35,697 INFO L134 CoverageAnalysis]: Checked inductivity of 54945 backedges. 0 proven. 42735 refuted. 0 times theorem prover too weak. 12210 trivial. 0 not checked. [2023-12-03 02:52:42,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:42,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 802 states and 1029 transitions. [2023-12-03 02:52:42,037 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1029 transitions. [2023-12-03 02:52:42,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1004 [2023-12-03 02:52:42,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:42,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:42,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:42,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 1803 conjuncts, 225 conjunts are in the unsatisfiable core [2023-12-03 02:52:42,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:43,833 INFO L134 CoverageAnalysis]: Checked inductivity of 55278 backedges. 0 proven. 43068 refuted. 0 times theorem prover too weak. 12210 trivial. 0 not checked. [2023-12-03 02:52:49,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:49,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 805 states and 1032 transitions. [2023-12-03 02:52:49,579 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1032 transitions. [2023-12-03 02:52:49,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1010 [2023-12-03 02:52:49,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:49,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:49,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:49,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 1814 conjuncts, 113 conjunts are in the unsatisfiable core [2023-12-03 02:52:49,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:51,799 INFO L134 CoverageAnalysis]: Checked inductivity of 55944 backedges. 0 proven. 43512 refuted. 0 times theorem prover too weak. 12432 trivial. 0 not checked. [2023-12-03 02:52:58,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:58,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 809 states and 1038 transitions. [2023-12-03 02:52:58,069 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1038 transitions. [2023-12-03 02:52:58,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1013 [2023-12-03 02:52:58,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:58,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:58,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:58,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 1819 conjuncts, 227 conjunts are in the unsatisfiable core [2023-12-03 02:52:58,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:52:59,830 INFO L134 CoverageAnalysis]: Checked inductivity of 56280 backedges. 0 proven. 43848 refuted. 0 times theorem prover too weak. 12432 trivial. 0 not checked. [2023-12-03 02:53:05,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:05,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 812 states and 1041 transitions. [2023-12-03 02:53:05,689 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1041 transitions. [2023-12-03 02:53:05,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1019 [2023-12-03 02:53:05,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:05,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:05,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:05,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 1830 conjuncts, 114 conjunts are in the unsatisfiable core [2023-12-03 02:53:06,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:53:08,049 INFO L134 CoverageAnalysis]: Checked inductivity of 56952 backedges. 0 proven. 44296 refuted. 0 times theorem prover too weak. 12656 trivial. 0 not checked. [2023-12-03 02:53:14,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:14,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 816 states and 1047 transitions. [2023-12-03 02:53:14,096 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1047 transitions. [2023-12-03 02:53:14,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1022 [2023-12-03 02:53:14,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:14,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:14,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 1835 conjuncts, 229 conjunts are in the unsatisfiable core [2023-12-03 02:53:14,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:53:15,983 INFO L134 CoverageAnalysis]: Checked inductivity of 57291 backedges. 0 proven. 44635 refuted. 0 times theorem prover too weak. 12656 trivial. 0 not checked. [2023-12-03 02:53:21,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:21,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 819 states and 1050 transitions. [2023-12-03 02:53:21,925 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1050 transitions. [2023-12-03 02:53:21,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1028 [2023-12-03 02:53:21,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:21,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:22,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:22,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 1846 conjuncts, 115 conjunts are in the unsatisfiable core [2023-12-03 02:53:22,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:53:24,319 INFO L134 CoverageAnalysis]: Checked inductivity of 57969 backedges. 0 proven. 45087 refuted. 0 times theorem prover too weak. 12882 trivial. 0 not checked. [2023-12-03 02:53:30,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:30,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 823 states and 1056 transitions. [2023-12-03 02:53:30,605 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1056 transitions. [2023-12-03 02:53:30,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1031 [2023-12-03 02:53:30,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:30,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:30,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 1851 conjuncts, 231 conjunts are in the unsatisfiable core [2023-12-03 02:53:30,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:53:32,473 INFO L134 CoverageAnalysis]: Checked inductivity of 58311 backedges. 0 proven. 45429 refuted. 0 times theorem prover too weak. 12882 trivial. 0 not checked. [2023-12-03 02:53:38,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:38,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 826 states and 1059 transitions. [2023-12-03 02:53:38,380 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1059 transitions. [2023-12-03 02:53:38,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1037 [2023-12-03 02:53:38,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:38,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:38,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 1862 conjuncts, 116 conjunts are in the unsatisfiable core [2023-12-03 02:53:38,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:53:40,954 INFO L134 CoverageAnalysis]: Checked inductivity of 58995 backedges. 0 proven. 45885 refuted. 0 times theorem prover too weak. 13110 trivial. 0 not checked. [2023-12-03 02:53:47,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:47,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 830 states and 1065 transitions. [2023-12-03 02:53:47,623 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1065 transitions. [2023-12-03 02:53:47,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1040 [2023-12-03 02:53:47,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:47,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:47,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 1867 conjuncts, 233 conjunts are in the unsatisfiable core [2023-12-03 02:53:47,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:53:49,519 INFO L134 CoverageAnalysis]: Checked inductivity of 59340 backedges. 0 proven. 46230 refuted. 0 times theorem prover too weak. 13110 trivial. 0 not checked. [2023-12-03 02:53:55,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:55,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 833 states and 1068 transitions. [2023-12-03 02:53:55,595 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1068 transitions. [2023-12-03 02:53:55,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1046 [2023-12-03 02:53:55,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:55,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:55,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 1878 conjuncts, 117 conjunts are in the unsatisfiable core [2023-12-03 02:53:55,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:53:58,047 INFO L134 CoverageAnalysis]: Checked inductivity of 60030 backedges. 0 proven. 46690 refuted. 0 times theorem prover too weak. 13340 trivial. 0 not checked. [2023-12-03 02:54:04,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:54:04,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 837 states and 1074 transitions. [2023-12-03 02:54:04,824 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1074 transitions. [2023-12-03 02:54:04,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1049 [2023-12-03 02:54:04,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:54:04,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:54:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:54:05,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 1883 conjuncts, 235 conjunts are in the unsatisfiable core [2023-12-03 02:54:05,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:54:06,742 INFO L134 CoverageAnalysis]: Checked inductivity of 60378 backedges. 0 proven. 47038 refuted. 0 times theorem prover too weak. 13340 trivial. 0 not checked. [2023-12-03 02:54:12,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:54:12,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 840 states and 1077 transitions. [2023-12-03 02:54:12,594 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1077 transitions. [2023-12-03 02:54:12,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1055 [2023-12-03 02:54:12,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:54:12,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:54:12,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:54:12,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 1894 conjuncts, 118 conjunts are in the unsatisfiable core [2023-12-03 02:54:12,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:54:15,097 INFO L134 CoverageAnalysis]: Checked inductivity of 61074 backedges. 0 proven. 47502 refuted. 0 times theorem prover too weak. 13572 trivial. 0 not checked. [2023-12-03 02:54:21,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:54:21,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 844 states and 1083 transitions. [2023-12-03 02:54:21,215 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1083 transitions. [2023-12-03 02:54:21,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1058 [2023-12-03 02:54:21,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:54:21,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:54:21,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:54:21,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 1899 conjuncts, 237 conjunts are in the unsatisfiable core [2023-12-03 02:54:21,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:54:23,034 INFO L134 CoverageAnalysis]: Checked inductivity of 61425 backedges. 0 proven. 47853 refuted. 0 times theorem prover too weak. 13572 trivial. 0 not checked. [2023-12-03 02:54:28,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:54:28,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 847 states and 1086 transitions. [2023-12-03 02:54:28,971 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1086 transitions. [2023-12-03 02:54:28,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1064 [2023-12-03 02:54:28,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:54:28,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:54:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:54:29,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 1910 conjuncts, 119 conjunts are in the unsatisfiable core [2023-12-03 02:54:29,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:54:31,370 INFO L134 CoverageAnalysis]: Checked inductivity of 62127 backedges. 0 proven. 48321 refuted. 0 times theorem prover too weak. 13806 trivial. 0 not checked. [2023-12-03 02:54:37,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:54:37,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 851 states and 1092 transitions. [2023-12-03 02:54:37,723 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1092 transitions. [2023-12-03 02:54:37,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1067 [2023-12-03 02:54:37,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:54:37,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:54:38,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:54:38,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 1915 conjuncts, 239 conjunts are in the unsatisfiable core [2023-12-03 02:54:38,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:54:39,593 INFO L134 CoverageAnalysis]: Checked inductivity of 62481 backedges. 0 proven. 48675 refuted. 0 times theorem prover too weak. 13806 trivial. 0 not checked. [2023-12-03 02:54:45,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:54:45,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 854 states and 1095 transitions. [2023-12-03 02:54:45,772 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1095 transitions. [2023-12-03 02:54:45,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1073 [2023-12-03 02:54:45,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:54:45,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:54:46,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:54:46,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 1926 conjuncts, 120 conjunts are in the unsatisfiable core [2023-12-03 02:54:46,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:54:48,230 INFO L134 CoverageAnalysis]: Checked inductivity of 63189 backedges. 0 proven. 49147 refuted. 0 times theorem prover too weak. 14042 trivial. 0 not checked. [2023-12-03 02:54:54,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:54:54,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 858 states and 1101 transitions. [2023-12-03 02:54:54,705 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1101 transitions. [2023-12-03 02:54:54,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1076 [2023-12-03 02:54:54,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:54:54,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:54:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:54:55,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 1931 conjuncts, 241 conjunts are in the unsatisfiable core [2023-12-03 02:54:55,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:54:56,535 INFO L134 CoverageAnalysis]: Checked inductivity of 63546 backedges. 0 proven. 49504 refuted. 0 times theorem prover too weak. 14042 trivial. 0 not checked. [2023-12-03 02:55:02,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:55:02,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 861 states and 1104 transitions. [2023-12-03 02:55:02,994 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1104 transitions. [2023-12-03 02:55:03,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1082 [2023-12-03 02:55:03,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:55:03,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:55:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:03,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 1942 conjuncts, 121 conjunts are in the unsatisfiable core [2023-12-03 02:55:03,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:55:05,556 INFO L134 CoverageAnalysis]: Checked inductivity of 64260 backedges. 0 proven. 49980 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2023-12-03 02:55:12,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:55:12,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 865 states and 1110 transitions. [2023-12-03 02:55:12,354 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1110 transitions. [2023-12-03 02:55:12,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1085 [2023-12-03 02:55:12,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:55:12,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:55:12,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:12,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 1947 conjuncts, 243 conjunts are in the unsatisfiable core [2023-12-03 02:55:12,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:55:14,351 INFO L134 CoverageAnalysis]: Checked inductivity of 64620 backedges. 0 proven. 50340 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2023-12-03 02:55:20,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:55:20,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 868 states and 1113 transitions. [2023-12-03 02:55:20,839 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1113 transitions. [2023-12-03 02:55:20,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1091 [2023-12-03 02:55:20,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:55:20,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:55:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:21,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 1958 conjuncts, 122 conjunts are in the unsatisfiable core [2023-12-03 02:55:21,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:55:23,283 INFO L134 CoverageAnalysis]: Checked inductivity of 65340 backedges. 0 proven. 50820 refuted. 0 times theorem prover too weak. 14520 trivial. 0 not checked.