./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427323f6-47e3-4a5f-88a7-138941789355/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427323f6-47e3-4a5f-88a7-138941789355/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_427323f6-47e3-4a5f-88a7-138941789355/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427323f6-47e3-4a5f-88a7-138941789355/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427323f6-47e3-4a5f-88a7-138941789355/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_427323f6-47e3-4a5f-88a7-138941789355/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 6437fdc3c0b95eb5fb3a7e28606efb50e2431074b1de5f5cf4c718827adac36d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:06:05,313 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:06:05,380 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427323f6-47e3-4a5f-88a7-138941789355/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 22:06:05,384 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:06:05,385 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:06:05,407 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:06:05,408 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:06:05,408 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:06:05,409 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:06:05,409 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:06:05,410 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:06:05,410 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:06:05,411 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:06:05,411 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:06:05,412 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:06:05,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:06:05,413 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:06:05,413 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:06:05,414 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:06:05,414 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:06:05,415 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:06:05,415 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:06:05,416 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:06:05,416 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:06:05,417 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:06:05,417 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:06:05,418 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:06:05,418 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:06:05,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:06:05,419 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:06:05,419 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:06:05,420 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:06:05,420 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:06:05,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:06:05,421 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:06:05,421 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_427323f6-47e3-4a5f-88a7-138941789355/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427323f6-47e3-4a5f-88a7-138941789355/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6437fdc3c0b95eb5fb3a7e28606efb50e2431074b1de5f5cf4c718827adac36d [2023-12-02 22:06:05,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:06:05,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:06:05,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:06:05,670 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:06:05,670 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:06:05,671 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427323f6-47e3-4a5f-88a7-138941789355/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c [2023-12-02 22:06:08,429 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:06:08,606 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:06:08,607 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427323f6-47e3-4a5f-88a7-138941789355/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c [2023-12-02 22:06:08,614 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427323f6-47e3-4a5f-88a7-138941789355/bin/ukojak-verify-Qdu7aM0XO9/data/c7d940f03/0aa5a0804e014daaaeefc98cd4d3033e/FLAG870345ec1 [2023-12-02 22:06:08,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427323f6-47e3-4a5f-88a7-138941789355/bin/ukojak-verify-Qdu7aM0XO9/data/c7d940f03/0aa5a0804e014daaaeefc98cd4d3033e [2023-12-02 22:06:08,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:06:08,988 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:06:08,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:06:08,989 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:06:08,992 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:06:08,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:06:08" (1/1) ... [2023-12-02 22:06:08,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d3c0543 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:06:08, skipping insertion in model container [2023-12-02 22:06:08,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:06:08" (1/1) ... [2023-12-02 22:06:09,010 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:06:09,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:06:09,145 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:06:09,159 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:06:09,172 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:06:09,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:06:09 WrapperNode [2023-12-02 22:06:09,172 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:06:09,173 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:06:09,174 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:06:09,174 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:06:09,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:06:09" (1/1) ... [2023-12-02 22:06:09,185 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:06:09" (1/1) ... [2023-12-02 22:06:09,199 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2023-12-02 22:06:09,199 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:06:09,200 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:06:09,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:06:09,201 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:06:09,210 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:06:09" (1/1) ... [2023-12-02 22:06:09,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:06:09" (1/1) ... [2023-12-02 22:06:09,212 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:06:09" (1/1) ... [2023-12-02 22:06:09,212 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:06:09" (1/1) ... [2023-12-02 22:06:09,216 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:06:09" (1/1) ... [2023-12-02 22:06:09,219 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:06:09" (1/1) ... [2023-12-02 22:06:09,219 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:06:09" (1/1) ... [2023-12-02 22:06:09,220 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:06:09" (1/1) ... [2023-12-02 22:06:09,221 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:06:09,222 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:06:09,222 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:06:09,222 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:06:09,223 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:06:09" (1/1) ... [2023-12-02 22:06:09,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:06:09,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427323f6-47e3-4a5f-88a7-138941789355/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:06:09,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427323f6-47e3-4a5f-88a7-138941789355/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:06:09,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_427323f6-47e3-4a5f-88a7-138941789355/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:06:09,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:06:09,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:06:09,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:06:09,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:06:09,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:06:09,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:06:09,338 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:06:09,340 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:06:09,469 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:06:09,513 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:06:09,513 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:06:09,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:06:09 BoogieIcfgContainer [2023-12-02 22:06:09,515 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:06:09,516 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:06:09,516 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:06:09,526 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:06:09,526 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:06:09" (1/1) ... [2023-12-02 22:06:09,535 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:06:09,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:09,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2023-12-02 22:06:09,590 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-12-02 22:06:09,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 22:06:09,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:09,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:09,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:09,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:06:09,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:09,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2023-12-02 22:06:09,729 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-12-02 22:06:09,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:06:09,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:09,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:09,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:06:09,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:09,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:06:09,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:09,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-12-02 22:06:09,816 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-12-02 22:06:09,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:06:09,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:09,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:09,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:06:09,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:09,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:06:09,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:09,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2023-12-02 22:06:09,862 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2023-12-02 22:06:09,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:06:09,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:09,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:09,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:06:09,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:09,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:06:09,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:09,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2023-12-02 22:06:09,979 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2023-12-02 22:06:09,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:06:09,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:09,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:10,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:06:10,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:10,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:06:10,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:10,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 32 transitions. [2023-12-02 22:06:10,234 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2023-12-02 22:06:10,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:06:10,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:10,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:10,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:06:10,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:10,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:06:10,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:10,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 38 transitions. [2023-12-02 22:06:10,380 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-12-02 22:06:10,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:06:10,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:10,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:10,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:10,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:06:10,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:10,447 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:06:10,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:10,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 42 transitions. [2023-12-02 22:06:10,528 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2023-12-02 22:06:10,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:06:10,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:10,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:10,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:06:10,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:10,597 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:06:10,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:10,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 48 transitions. [2023-12-02 22:06:10,725 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2023-12-02 22:06:10,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:06:10,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:10,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:10,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:06:10,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:10,802 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:06:10,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:10,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 51 transitions. [2023-12-02 22:06:10,884 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2023-12-02 22:06:10,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 22:06:10,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:10,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:10,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:10,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:06:10,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:10,970 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:06:11,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:11,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 57 transitions. [2023-12-02 22:06:11,118 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2023-12-02 22:06:11,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 22:06:11,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:11,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:11,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:11,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:06:11,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:11,223 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:06:11,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:11,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 60 transitions. [2023-12-02 22:06:11,329 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 60 transitions. [2023-12-02 22:06:11,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 22:06:11,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:11,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:11,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:06:11,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:11,425 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:06:11,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:11,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 66 transitions. [2023-12-02 22:06:11,587 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 66 transitions. [2023-12-02 22:06:11,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 22:06:11,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:11,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:11,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:11,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:06:11,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:11,695 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:06:11,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:11,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 69 transitions. [2023-12-02 22:06:11,800 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2023-12-02 22:06:11,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 22:06:11,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:11,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:11,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:11,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 22:06:11,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:11,911 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 22:06:12,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:12,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 75 transitions. [2023-12-02 22:06:12,099 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2023-12-02 22:06:12,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:06:12,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:12,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:12,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:06:12,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:12,220 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 22:06:12,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:12,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 78 transitions. [2023-12-02 22:06:12,347 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2023-12-02 22:06:12,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 22:06:12,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:12,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:12,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:06:12,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:12,483 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 22:06:12,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:12,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 67 states and 84 transitions. [2023-12-02 22:06:12,696 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2023-12-02 22:06:12,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 22:06:12,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:12,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:12,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:12,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:06:12,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:12,837 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 22:06:12,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:12,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 70 states and 87 transitions. [2023-12-02 22:06:12,978 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2023-12-02 22:06:12,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:06:12,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:12,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:13,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:13,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:06:13,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:13,125 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:06:13,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:13,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 74 states and 93 transitions. [2023-12-02 22:06:13,367 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 93 transitions. [2023-12-02 22:06:13,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 22:06:13,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:13,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:13,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:06:13,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:13,552 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:06:13,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:13,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 77 states and 96 transitions. [2023-12-02 22:06:13,709 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 96 transitions. [2023-12-02 22:06:13,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 22:06:13,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:13,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:13,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:06:13,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:13,845 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 22:06:14,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:14,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 81 states and 102 transitions. [2023-12-02 22:06:14,105 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 102 transitions. [2023-12-02 22:06:14,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 22:06:14,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:14,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:14,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:06:14,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:14,257 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 22:06:14,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:14,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 84 states and 105 transitions. [2023-12-02 22:06:14,407 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 105 transitions. [2023-12-02 22:06:14,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-02 22:06:14,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:14,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:14,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:14,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:06:14,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:14,578 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 22:06:14,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:14,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 88 states and 111 transitions. [2023-12-02 22:06:14,839 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 111 transitions. [2023-12-02 22:06:14,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 22:06:14,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:14,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:14,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:14,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:06:14,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:15,010 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 22:06:15,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:15,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 91 states and 114 transitions. [2023-12-02 22:06:15,196 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 114 transitions. [2023-12-02 22:06:15,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 22:06:15,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:15,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:15,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:15,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:06:15,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:15,354 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-02 22:06:15,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:15,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 95 states and 120 transitions. [2023-12-02 22:06:15,625 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 120 transitions. [2023-12-02 22:06:15,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-02 22:06:15,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:15,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:15,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 22:06:15,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:15,812 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-02 22:06:16,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:16,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 123 transitions. [2023-12-02 22:06:16,006 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 123 transitions. [2023-12-02 22:06:16,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 22:06:16,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:16,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:16,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:16,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 22:06:16,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:16,180 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 22:06:16,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:16,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 102 states and 129 transitions. [2023-12-02 22:06:16,468 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 129 transitions. [2023-12-02 22:06:16,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-02 22:06:16,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:16,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:16,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:16,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-02 22:06:16,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:16,659 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 418 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 22:06:16,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:16,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 105 states and 132 transitions. [2023-12-02 22:06:16,846 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 132 transitions. [2023-12-02 22:06:16,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-02 22:06:16,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:16,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:16,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:06:16,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:17,021 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-02 22:06:17,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:17,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 109 states and 138 transitions. [2023-12-02 22:06:17,302 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 138 transitions. [2023-12-02 22:06:17,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-02 22:06:17,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:17,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:17,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 22:06:17,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:17,496 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 498 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-02 22:06:17,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:17,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 112 states and 141 transitions. [2023-12-02 22:06:17,718 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 141 transitions. [2023-12-02 22:06:17,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-02 22:06:17,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:17,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:17,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 22:06:17,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:17,914 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 22:06:18,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:18,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 116 states and 147 transitions. [2023-12-02 22:06:18,250 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 147 transitions. [2023-12-02 22:06:18,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-02 22:06:18,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:18,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:18,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:18,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 22:06:18,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:18,459 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 22:06:18,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:18,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 119 states and 150 transitions. [2023-12-02 22:06:18,701 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 150 transitions. [2023-12-02 22:06:18,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-02 22:06:18,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:18,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:18,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:06:18,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:18,924 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-02 22:06:19,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:19,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 123 states and 156 transitions. [2023-12-02 22:06:19,275 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 156 transitions. [2023-12-02 22:06:19,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-02 22:06:19,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:19,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:19,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:19,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 22:06:19,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:19,510 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 679 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-02 22:06:19,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:19,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 126 states and 159 transitions. [2023-12-02 22:06:19,778 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2023-12-02 22:06:19,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-02 22:06:19,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:19,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:19,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 22:06:19,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:19,989 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-02 22:06:20,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:20,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 130 states and 165 transitions. [2023-12-02 22:06:20,345 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 165 transitions. [2023-12-02 22:06:20,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 22:06:20,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:20,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:20,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 22:06:20,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:20,595 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-02 22:06:20,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:20,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 133 states and 168 transitions. [2023-12-02 22:06:20,854 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 168 transitions. [2023-12-02 22:06:20,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 22:06:20,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:20,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:20,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:06:20,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:21,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-02 22:06:21,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:21,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 137 states and 174 transitions. [2023-12-02 22:06:21,513 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 174 transitions. [2023-12-02 22:06:21,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-02 22:06:21,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:21,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:21,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 22:06:21,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:21,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 888 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-02 22:06:22,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:22,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 140 states and 177 transitions. [2023-12-02 22:06:22,043 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 177 transitions. [2023-12-02 22:06:22,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-02 22:06:22,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:22,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:22,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 22:06:22,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:22,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 0 proven. 952 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-12-02 22:06:22,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:22,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 144 states and 183 transitions. [2023-12-02 22:06:22,721 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 183 transitions. [2023-12-02 22:06:22,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-12-02 22:06:22,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:22,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:22,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:22,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 22:06:22,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:23,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1003 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-12-02 22:06:23,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:23,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 147 states and 186 transitions. [2023-12-02 22:06:23,317 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 186 transitions. [2023-12-02 22:06:23,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 22:06:23,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:23,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:23,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:23,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:06:23,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:23,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1377 backedges. 0 proven. 1071 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-12-02 22:06:23,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:23,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 151 states and 192 transitions. [2023-12-02 22:06:23,943 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 192 transitions. [2023-12-02 22:06:23,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 22:06:23,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:23,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:24,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 22:06:24,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:24,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1125 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-12-02 22:06:24,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:24,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 154 states and 195 transitions. [2023-12-02 22:06:24,533 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 195 transitions. [2023-12-02 22:06:24,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 22:06:24,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:24,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:24,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:24,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-02 22:06:24,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:24,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1539 backedges. 0 proven. 1197 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-12-02 22:06:25,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:25,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 158 states and 201 transitions. [2023-12-02 22:06:25,246 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 201 transitions. [2023-12-02 22:06:25,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-02 22:06:25,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:25,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:25,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:25,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 22:06:25,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:25,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1254 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-12-02 22:06:25,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:25,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 204 transitions. [2023-12-02 22:06:25,833 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 204 transitions. [2023-12-02 22:06:25,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-12-02 22:06:25,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:25,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:25,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:06:25,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:26,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-12-02 22:06:26,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:26,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 165 states and 210 transitions. [2023-12-02 22:06:26,622 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2023-12-02 22:06:26,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-12-02 22:06:26,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:26,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:26,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 22:06:26,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:26,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1390 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-12-02 22:06:27,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:27,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 168 states and 213 transitions. [2023-12-02 22:06:27,268 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 213 transitions. [2023-12-02 22:06:27,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 22:06:27,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:27,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:27,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 22:06:27,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:27,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 0 proven. 1470 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-02 22:06:28,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:28,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 172 states and 219 transitions. [2023-12-02 22:06:28,046 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 219 transitions. [2023-12-02 22:06:28,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-12-02 22:06:28,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:28,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:28,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:28,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 22:06:28,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:28,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1533 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-02 22:06:28,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 175 states and 222 transitions. [2023-12-02 22:06:28,771 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 222 transitions. [2023-12-02 22:06:28,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-02 22:06:28,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:28,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:28,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:28,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 22:06:28,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:29,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2079 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-12-02 22:06:29,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:29,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 179 states and 228 transitions. [2023-12-02 22:06:29,653 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 228 transitions. [2023-12-02 22:06:29,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-02 22:06:29,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:29,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:29,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-02 22:06:29,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:29,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 1683 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-12-02 22:06:30,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:30,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 182 states and 231 transitions. [2023-12-02 22:06:30,388 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 231 transitions. [2023-12-02 22:06:30,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-02 22:06:30,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:30,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:30,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:30,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 22:06:30,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:30,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2277 backedges. 0 proven. 1771 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-12-02 22:06:31,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:31,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 186 states and 237 transitions. [2023-12-02 22:06:31,301 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 237 transitions. [2023-12-02 22:06:31,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-02 22:06:31,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:31,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:31,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-02 22:06:31,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:31,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 1840 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-12-02 22:06:32,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:32,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 189 states and 240 transitions. [2023-12-02 22:06:32,068 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 240 transitions. [2023-12-02 22:06:32,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-02 22:06:32,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:32,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:32,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-02 22:06:32,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:32,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2484 backedges. 0 proven. 1932 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-12-02 22:06:33,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:33,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 193 states and 246 transitions. [2023-12-02 22:06:33,017 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 246 transitions. [2023-12-02 22:06:33,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-12-02 22:06:33,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:33,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:33,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:33,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-02 22:06:33,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:33,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2004 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-12-02 22:06:33,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:33,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 196 states and 249 transitions. [2023-12-02 22:06:33,898 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 249 transitions. [2023-12-02 22:06:33,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-12-02 22:06:33,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:33,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:33,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:33,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 22:06:33,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:34,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2700 backedges. 0 proven. 2100 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-12-02 22:06:34,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:34,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 200 states and 255 transitions. [2023-12-02 22:06:34,901 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 255 transitions. [2023-12-02 22:06:34,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-12-02 22:06:34,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:34,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:34,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:34,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-02 22:06:34,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:35,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2175 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-12-02 22:06:35,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:35,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 203 states and 258 transitions. [2023-12-02 22:06:35,733 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 258 transitions. [2023-12-02 22:06:35,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-12-02 22:06:35,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:35,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:35,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 22:06:35,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:36,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2925 backedges. 0 proven. 2275 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-12-02 22:06:36,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:36,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 207 states and 264 transitions. [2023-12-02 22:06:36,678 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 264 transitions. [2023-12-02 22:06:36,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-12-02 22:06:36,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:36,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:36,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:36,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 22:06:36,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:37,070 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 2353 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-12-02 22:06:37,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:37,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 210 states and 267 transitions. [2023-12-02 22:06:37,667 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 267 transitions. [2023-12-02 22:06:37,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-12-02 22:06:37,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:37,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:37,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 22:06:37,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:38,044 INFO L134 CoverageAnalysis]: Checked inductivity of 3159 backedges. 0 proven. 2457 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-12-02 22:06:38,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:38,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 214 states and 273 transitions. [2023-12-02 22:06:38,715 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 273 transitions. [2023-12-02 22:06:38,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-12-02 22:06:38,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:38,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:38,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:38,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-02 22:06:38,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:39,099 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 2538 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-12-02 22:06:39,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:39,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 217 states and 276 transitions. [2023-12-02 22:06:39,718 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 276 transitions. [2023-12-02 22:06:39,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-12-02 22:06:39,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:39,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:39,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:39,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 22:06:39,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:40,068 INFO L134 CoverageAnalysis]: Checked inductivity of 3402 backedges. 0 proven. 2646 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-12-02 22:06:40,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:40,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 221 states and 282 transitions. [2023-12-02 22:06:40,779 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 282 transitions. [2023-12-02 22:06:40,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-12-02 22:06:40,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:40,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:40,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 22:06:40,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:41,155 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 2730 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-12-02 22:06:41,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:41,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 224 states and 285 transitions. [2023-12-02 22:06:41,830 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 285 transitions. [2023-12-02 22:06:41,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-12-02 22:06:41,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:41,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:41,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:41,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 22:06:41,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:42,188 INFO L134 CoverageAnalysis]: Checked inductivity of 3654 backedges. 0 proven. 2842 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-12-02 22:06:42,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:42,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 228 states and 291 transitions. [2023-12-02 22:06:42,921 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 291 transitions. [2023-12-02 22:06:42,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-12-02 22:06:42,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:42,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:43,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-02 22:06:43,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:43,291 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 2929 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-12-02 22:06:43,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:43,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 231 states and 294 transitions. [2023-12-02 22:06:43,893 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 294 transitions. [2023-12-02 22:06:43,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-12-02 22:06:43,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:43,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:43,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 22:06:43,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:44,278 INFO L134 CoverageAnalysis]: Checked inductivity of 3915 backedges. 0 proven. 3045 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-12-02 22:06:45,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:45,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 235 states and 300 transitions. [2023-12-02 22:06:45,055 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 300 transitions. [2023-12-02 22:06:45,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2023-12-02 22:06:45,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:45,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:45,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:45,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-02 22:06:45,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:45,484 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 3135 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-12-02 22:06:46,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:46,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 238 states and 303 transitions. [2023-12-02 22:06:46,129 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 303 transitions. [2023-12-02 22:06:46,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2023-12-02 22:06:46,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:46,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:46,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:46,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 22:06:46,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:46,568 INFO L134 CoverageAnalysis]: Checked inductivity of 4185 backedges. 0 proven. 3255 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2023-12-02 22:06:47,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:47,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 242 states and 309 transitions. [2023-12-02 22:06:47,440 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 309 transitions. [2023-12-02 22:06:47,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2023-12-02 22:06:47,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:47,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:47,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:47,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-02 22:06:47,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:47,868 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 3348 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2023-12-02 22:06:48,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:48,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 245 states and 312 transitions. [2023-12-02 22:06:48,573 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 312 transitions. [2023-12-02 22:06:48,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2023-12-02 22:06:48,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:48,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:48,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:48,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 22:06:48,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:48,978 INFO L134 CoverageAnalysis]: Checked inductivity of 4464 backedges. 0 proven. 3472 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2023-12-02 22:06:49,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:49,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 249 states and 318 transitions. [2023-12-02 22:06:49,808 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 318 transitions. [2023-12-02 22:06:49,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2023-12-02 22:06:49,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:49,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:49,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-02 22:06:49,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:50,234 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 3568 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2023-12-02 22:06:50,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:50,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 252 states and 321 transitions. [2023-12-02 22:06:50,924 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 321 transitions. [2023-12-02 22:06:50,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2023-12-02 22:06:50,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:50,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:51,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-02 22:06:51,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:51,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4752 backedges. 0 proven. 3696 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2023-12-02 22:06:52,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:52,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 256 states and 327 transitions. [2023-12-02 22:06:52,265 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 327 transitions. [2023-12-02 22:06:52,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-12-02 22:06:52,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:52,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:52,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-02 22:06:52,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:52,704 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 3795 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2023-12-02 22:06:53,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:53,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 259 states and 330 transitions. [2023-12-02 22:06:53,506 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 330 transitions. [2023-12-02 22:06:53,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2023-12-02 22:06:53,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:53,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:53,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:53,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 22:06:53,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 5049 backedges. 0 proven. 3927 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2023-12-02 22:06:54,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:54,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 263 states and 336 transitions. [2023-12-02 22:06:54,936 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 336 transitions. [2023-12-02 22:06:54,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2023-12-02 22:06:54,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:54,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:55,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-02 22:06:55,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:55,409 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 4029 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2023-12-02 22:06:56,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:56,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 266 states and 339 transitions. [2023-12-02 22:06:56,265 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 339 transitions. [2023-12-02 22:06:56,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2023-12-02 22:06:56,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:56,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:56,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:56,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 22:06:56,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:56,697 INFO L134 CoverageAnalysis]: Checked inductivity of 5355 backedges. 0 proven. 4165 refuted. 0 times theorem prover too weak. 1190 trivial. 0 not checked. [2023-12-02 22:06:57,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:57,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 270 states and 345 transitions. [2023-12-02 22:06:57,640 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2023-12-02 22:06:57,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2023-12-02 22:06:57,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:57,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:57,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:57,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-02 22:06:57,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:58,082 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 4270 refuted. 0 times theorem prover too weak. 1190 trivial. 0 not checked. [2023-12-02 22:06:58,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:58,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 273 states and 348 transitions. [2023-12-02 22:06:58,942 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 348 transitions. [2023-12-02 22:06:58,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2023-12-02 22:06:58,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:58,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:59,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 22:06:59,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:06:59,399 INFO L134 CoverageAnalysis]: Checked inductivity of 5670 backedges. 0 proven. 4410 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2023-12-02 22:07:00,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:00,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 277 states and 354 transitions. [2023-12-02 22:07:00,389 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 354 transitions. [2023-12-02 22:07:00,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2023-12-02 22:07:00,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:00,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:00,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 603 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-02 22:07:00,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:00,838 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 4518 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2023-12-02 22:07:01,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:01,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 280 states and 357 transitions. [2023-12-02 22:07:01,659 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 357 transitions. [2023-12-02 22:07:01,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2023-12-02 22:07:01,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:01,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:01,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:01,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 614 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-02 22:07:01,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:02,145 INFO L134 CoverageAnalysis]: Checked inductivity of 5994 backedges. 0 proven. 4662 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2023-12-02 22:07:03,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:03,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 284 states and 363 transitions. [2023-12-02 22:07:03,126 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 363 transitions. [2023-12-02 22:07:03,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2023-12-02 22:07:03,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:03,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:03,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:03,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-02 22:07:03,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:03,602 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 4773 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2023-12-02 22:07:04,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:04,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 287 states and 366 transitions. [2023-12-02 22:07:04,435 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 366 transitions. [2023-12-02 22:07:04,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2023-12-02 22:07:04,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:04,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:04,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 22:07:04,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:04,910 INFO L134 CoverageAnalysis]: Checked inductivity of 6327 backedges. 0 proven. 4921 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2023-12-02 22:07:05,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:05,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 291 states and 372 transitions. [2023-12-02 22:07:05,913 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 372 transitions. [2023-12-02 22:07:05,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2023-12-02 22:07:05,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:05,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:06,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:06,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 79 conjunts are in the unsatisfiable core [2023-12-02 22:07:06,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:06,396 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 5035 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2023-12-02 22:07:07,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:07,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 294 states and 375 transitions. [2023-12-02 22:07:07,358 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 375 transitions. [2023-12-02 22:07:07,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2023-12-02 22:07:07,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:07,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:07,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:07,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 40 conjunts are in the unsatisfiable core [2023-12-02 22:07:07,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:07,854 INFO L134 CoverageAnalysis]: Checked inductivity of 6669 backedges. 0 proven. 5187 refuted. 0 times theorem prover too weak. 1482 trivial. 0 not checked. [2023-12-02 22:07:08,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:08,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 298 states and 381 transitions. [2023-12-02 22:07:08,906 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 381 transitions. [2023-12-02 22:07:08,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2023-12-02 22:07:08,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:08,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:09,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:09,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-02 22:07:09,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:09,398 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 5304 refuted. 0 times theorem prover too weak. 1482 trivial. 0 not checked. [2023-12-02 22:07:10,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:10,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 301 states and 384 transitions. [2023-12-02 22:07:10,344 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 384 transitions. [2023-12-02 22:07:10,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2023-12-02 22:07:10,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:10,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:10,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 22:07:10,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:10,856 INFO L134 CoverageAnalysis]: Checked inductivity of 7020 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-12-02 22:07:12,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:12,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 305 states and 390 transitions. [2023-12-02 22:07:12,031 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 390 transitions. [2023-12-02 22:07:12,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2023-12-02 22:07:12,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:12,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:12,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:12,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 83 conjunts are in the unsatisfiable core [2023-12-02 22:07:12,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:12,557 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 5580 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-12-02 22:07:13,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:13,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 308 states and 393 transitions. [2023-12-02 22:07:13,571 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 393 transitions. [2023-12-02 22:07:13,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2023-12-02 22:07:13,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:13,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:13,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:13,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-02 22:07:13,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:14,091 INFO L134 CoverageAnalysis]: Checked inductivity of 7380 backedges. 0 proven. 5740 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-12-02 22:07:15,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:15,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 312 states and 399 transitions. [2023-12-02 22:07:15,241 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 399 transitions. [2023-12-02 22:07:15,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2023-12-02 22:07:15,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:15,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:15,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 683 conjuncts, 85 conjunts are in the unsatisfiable core [2023-12-02 22:07:15,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:15,767 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 5863 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-12-02 22:07:16,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:16,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 315 states and 402 transitions. [2023-12-02 22:07:16,809 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 402 transitions. [2023-12-02 22:07:16,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2023-12-02 22:07:16,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:16,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:16,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:16,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 22:07:16,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:17,352 INFO L134 CoverageAnalysis]: Checked inductivity of 7749 backedges. 0 proven. 6027 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2023-12-02 22:07:18,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:18,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 319 states and 408 transitions. [2023-12-02 22:07:18,546 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 408 transitions. [2023-12-02 22:07:18,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2023-12-02 22:07:18,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:18,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:18,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 87 conjunts are in the unsatisfiable core [2023-12-02 22:07:18,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:19,140 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 6153 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2023-12-02 22:07:20,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:20,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 322 states and 411 transitions. [2023-12-02 22:07:20,269 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 411 transitions. [2023-12-02 22:07:20,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2023-12-02 22:07:20,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:20,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:20,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:20,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 44 conjunts are in the unsatisfiable core [2023-12-02 22:07:20,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:20,804 INFO L134 CoverageAnalysis]: Checked inductivity of 8127 backedges. 0 proven. 6321 refuted. 0 times theorem prover too weak. 1806 trivial. 0 not checked. [2023-12-02 22:07:22,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:22,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 326 states and 417 transitions. [2023-12-02 22:07:22,065 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 417 transitions. [2023-12-02 22:07:22,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2023-12-02 22:07:22,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:22,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:22,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:22,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 89 conjunts are in the unsatisfiable core [2023-12-02 22:07:22,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:22,616 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 6450 refuted. 0 times theorem prover too weak. 1806 trivial. 0 not checked. [2023-12-02 22:07:23,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:23,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 329 states and 420 transitions. [2023-12-02 22:07:23,761 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 420 transitions. [2023-12-02 22:07:23,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2023-12-02 22:07:23,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:23,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:23,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 22:07:23,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:24,315 INFO L134 CoverageAnalysis]: Checked inductivity of 8514 backedges. 0 proven. 6622 refuted. 0 times theorem prover too weak. 1892 trivial. 0 not checked. [2023-12-02 22:07:25,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:25,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 333 states and 426 transitions. [2023-12-02 22:07:25,609 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 426 transitions. [2023-12-02 22:07:25,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2023-12-02 22:07:25,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:25,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:25,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-02 22:07:25,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:26,197 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 6754 refuted. 0 times theorem prover too weak. 1892 trivial. 0 not checked. [2023-12-02 22:07:27,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:27,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 336 states and 429 transitions. [2023-12-02 22:07:27,342 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 429 transitions. [2023-12-02 22:07:27,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2023-12-02 22:07:27,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:27,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:27,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 22:07:27,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:27,928 INFO L134 CoverageAnalysis]: Checked inductivity of 8910 backedges. 0 proven. 6930 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2023-12-02 22:07:29,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:29,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 340 states and 435 transitions. [2023-12-02 22:07:29,273 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 435 transitions. [2023-12-02 22:07:29,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2023-12-02 22:07:29,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:29,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:29,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:29,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 93 conjunts are in the unsatisfiable core [2023-12-02 22:07:29,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:29,858 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 7065 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2023-12-02 22:07:31,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:31,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 343 states and 438 transitions. [2023-12-02 22:07:31,055 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 438 transitions. [2023-12-02 22:07:31,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2023-12-02 22:07:31,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:31,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:31,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-02 22:07:31,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:31,652 INFO L134 CoverageAnalysis]: Checked inductivity of 9315 backedges. 0 proven. 7245 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2023-12-02 22:07:33,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:33,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 347 states and 444 transitions. [2023-12-02 22:07:33,065 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 444 transitions. [2023-12-02 22:07:33,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2023-12-02 22:07:33,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:33,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:33,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 763 conjuncts, 95 conjunts are in the unsatisfiable core [2023-12-02 22:07:33,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:33,672 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 7383 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2023-12-02 22:07:34,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:34,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 350 states and 447 transitions. [2023-12-02 22:07:34,910 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 447 transitions. [2023-12-02 22:07:34,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2023-12-02 22:07:34,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:34,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:35,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 774 conjuncts, 48 conjunts are in the unsatisfiable core [2023-12-02 22:07:35,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:35,517 INFO L134 CoverageAnalysis]: Checked inductivity of 9729 backedges. 0 proven. 7567 refuted. 0 times theorem prover too weak. 2162 trivial. 0 not checked. [2023-12-02 22:07:36,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:36,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 354 states and 453 transitions. [2023-12-02 22:07:36,815 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 453 transitions. [2023-12-02 22:07:36,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2023-12-02 22:07:36,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:36,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:36,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:36,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 97 conjunts are in the unsatisfiable core [2023-12-02 22:07:36,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:37,435 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 7708 refuted. 0 times theorem prover too weak. 2162 trivial. 0 not checked. [2023-12-02 22:07:38,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:38,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 357 states and 456 transitions. [2023-12-02 22:07:38,718 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 456 transitions. [2023-12-02 22:07:38,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2023-12-02 22:07:38,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:38,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:38,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:38,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 790 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-02 22:07:38,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:39,398 INFO L134 CoverageAnalysis]: Checked inductivity of 10152 backedges. 0 proven. 7896 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-12-02 22:07:40,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:40,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 361 states and 462 transitions. [2023-12-02 22:07:40,816 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 462 transitions. [2023-12-02 22:07:40,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2023-12-02 22:07:40,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:40,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:40,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 795 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-02 22:07:40,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:41,467 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 8040 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-12-02 22:07:42,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:42,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 364 states and 465 transitions. [2023-12-02 22:07:42,771 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 465 transitions. [2023-12-02 22:07:42,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2023-12-02 22:07:42,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:42,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:42,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 806 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 22:07:42,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:43,437 INFO L134 CoverageAnalysis]: Checked inductivity of 10584 backedges. 0 proven. 8232 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-12-02 22:07:45,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:45,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 368 states and 471 transitions. [2023-12-02 22:07:45,024 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 471 transitions. [2023-12-02 22:07:45,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2023-12-02 22:07:45,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:45,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:45,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:45,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 101 conjunts are in the unsatisfiable core [2023-12-02 22:07:45,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:45,717 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 8379 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-12-02 22:07:47,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:47,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 371 states and 474 transitions. [2023-12-02 22:07:47,137 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 474 transitions. [2023-12-02 22:07:47,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2023-12-02 22:07:47,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:47,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:47,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-02 22:07:47,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:47,826 INFO L134 CoverageAnalysis]: Checked inductivity of 11025 backedges. 0 proven. 8575 refuted. 0 times theorem prover too weak. 2450 trivial. 0 not checked. [2023-12-02 22:07:49,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:49,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 375 states and 480 transitions. [2023-12-02 22:07:49,380 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 480 transitions. [2023-12-02 22:07:49,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2023-12-02 22:07:49,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:49,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:49,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 827 conjuncts, 103 conjunts are in the unsatisfiable core [2023-12-02 22:07:49,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:50,038 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 8725 refuted. 0 times theorem prover too weak. 2450 trivial. 0 not checked. [2023-12-02 22:07:51,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:51,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 378 states and 483 transitions. [2023-12-02 22:07:51,402 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 483 transitions. [2023-12-02 22:07:51,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2023-12-02 22:07:51,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:51,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:51,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:51,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 52 conjunts are in the unsatisfiable core [2023-12-02 22:07:51,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:52,145 INFO L134 CoverageAnalysis]: Checked inductivity of 11475 backedges. 0 proven. 8925 refuted. 0 times theorem prover too weak. 2550 trivial. 0 not checked. [2023-12-02 22:07:53,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:53,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 382 states and 489 transitions. [2023-12-02 22:07:53,703 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 489 transitions. [2023-12-02 22:07:53,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2023-12-02 22:07:53,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:53,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:53,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 843 conjuncts, 105 conjunts are in the unsatisfiable core [2023-12-02 22:07:53,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:54,415 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 9078 refuted. 0 times theorem prover too weak. 2550 trivial. 0 not checked. [2023-12-02 22:07:55,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:55,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 385 states and 492 transitions. [2023-12-02 22:07:55,781 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 492 transitions. [2023-12-02 22:07:55,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2023-12-02 22:07:55,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:55,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:55,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:55,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 854 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-02 22:07:55,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:56,478 INFO L134 CoverageAnalysis]: Checked inductivity of 11934 backedges. 0 proven. 9282 refuted. 0 times theorem prover too weak. 2652 trivial. 0 not checked. [2023-12-02 22:07:58,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:58,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 389 states and 498 transitions. [2023-12-02 22:07:58,111 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 498 transitions. [2023-12-02 22:07:58,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2023-12-02 22:07:58,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:58,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:58,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:58,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 107 conjunts are in the unsatisfiable core [2023-12-02 22:07:58,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:07:58,832 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 9438 refuted. 0 times theorem prover too weak. 2652 trivial. 0 not checked. [2023-12-02 22:08:00,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:00,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 392 states and 501 transitions. [2023-12-02 22:08:00,463 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 501 transitions. [2023-12-02 22:08:00,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2023-12-02 22:08:00,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:00,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:00,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:00,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 870 conjuncts, 54 conjunts are in the unsatisfiable core [2023-12-02 22:08:00,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:01,200 INFO L134 CoverageAnalysis]: Checked inductivity of 12402 backedges. 0 proven. 9646 refuted. 0 times theorem prover too weak. 2756 trivial. 0 not checked. [2023-12-02 22:08:02,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:02,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 396 states and 507 transitions. [2023-12-02 22:08:02,827 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 507 transitions. [2023-12-02 22:08:02,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2023-12-02 22:08:02,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:02,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:02,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 109 conjunts are in the unsatisfiable core [2023-12-02 22:08:02,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:03,622 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 9805 refuted. 0 times theorem prover too weak. 2756 trivial. 0 not checked. [2023-12-02 22:08:05,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:05,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 399 states and 510 transitions. [2023-12-02 22:08:05,101 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 510 transitions. [2023-12-02 22:08:05,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2023-12-02 22:08:05,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:05,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:05,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 22:08:05,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:05,780 INFO L134 CoverageAnalysis]: Checked inductivity of 12879 backedges. 0 proven. 10017 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2023-12-02 22:08:07,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:07,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 403 states and 516 transitions. [2023-12-02 22:08:07,432 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 516 transitions. [2023-12-02 22:08:07,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2023-12-02 22:08:07,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:07,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:07,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 111 conjunts are in the unsatisfiable core [2023-12-02 22:08:07,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:08,131 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 10179 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2023-12-02 22:08:09,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:09,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 406 states and 519 transitions. [2023-12-02 22:08:09,669 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 519 transitions. [2023-12-02 22:08:09,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2023-12-02 22:08:09,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:09,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:09,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:09,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 56 conjunts are in the unsatisfiable core [2023-12-02 22:08:09,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:10,408 INFO L134 CoverageAnalysis]: Checked inductivity of 13365 backedges. 0 proven. 10395 refuted. 0 times theorem prover too weak. 2970 trivial. 0 not checked. [2023-12-02 22:08:12,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:12,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 410 states and 525 transitions. [2023-12-02 22:08:12,271 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 525 transitions. [2023-12-02 22:08:12,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2023-12-02 22:08:12,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:12,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:12,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:12,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 907 conjuncts, 113 conjunts are in the unsatisfiable core [2023-12-02 22:08:12,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:12,984 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 10560 refuted. 0 times theorem prover too weak. 2970 trivial. 0 not checked. [2023-12-02 22:08:14,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:14,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 413 states and 528 transitions. [2023-12-02 22:08:14,583 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 528 transitions. [2023-12-02 22:08:14,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2023-12-02 22:08:14,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:14,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:14,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 918 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-02 22:08:14,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:15,335 INFO L134 CoverageAnalysis]: Checked inductivity of 13860 backedges. 0 proven. 10780 refuted. 0 times theorem prover too weak. 3080 trivial. 0 not checked. [2023-12-02 22:08:17,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:17,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 417 states and 534 transitions. [2023-12-02 22:08:17,178 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 534 transitions. [2023-12-02 22:08:17,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2023-12-02 22:08:17,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:17,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:17,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 115 conjunts are in the unsatisfiable core [2023-12-02 22:08:17,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:17,900 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 10948 refuted. 0 times theorem prover too weak. 3080 trivial. 0 not checked. [2023-12-02 22:08:19,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:19,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 420 states and 537 transitions. [2023-12-02 22:08:19,623 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 537 transitions. [2023-12-02 22:08:19,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2023-12-02 22:08:19,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:19,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:19,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:19,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 58 conjunts are in the unsatisfiable core [2023-12-02 22:08:19,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:20,366 INFO L134 CoverageAnalysis]: Checked inductivity of 14364 backedges. 0 proven. 11172 refuted. 0 times theorem prover too weak. 3192 trivial. 0 not checked. [2023-12-02 22:08:22,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:22,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 424 states and 543 transitions. [2023-12-02 22:08:22,204 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 543 transitions. [2023-12-02 22:08:22,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2023-12-02 22:08:22,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:22,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:22,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:22,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 939 conjuncts, 117 conjunts are in the unsatisfiable core [2023-12-02 22:08:22,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:23,020 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 11343 refuted. 0 times theorem prover too weak. 3192 trivial. 0 not checked. [2023-12-02 22:08:24,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:24,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 427 states and 546 transitions. [2023-12-02 22:08:24,664 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 546 transitions. [2023-12-02 22:08:24,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 524 [2023-12-02 22:08:24,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:24,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:24,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 950 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 22:08:24,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:25,488 INFO L134 CoverageAnalysis]: Checked inductivity of 14877 backedges. 0 proven. 11571 refuted. 0 times theorem prover too weak. 3306 trivial. 0 not checked. [2023-12-02 22:08:27,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:27,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 431 states and 552 transitions. [2023-12-02 22:08:27,398 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 552 transitions. [2023-12-02 22:08:27,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2023-12-02 22:08:27,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:27,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:27,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 955 conjuncts, 119 conjunts are in the unsatisfiable core [2023-12-02 22:08:27,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:28,183 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 11745 refuted. 0 times theorem prover too weak. 3306 trivial. 0 not checked. [2023-12-02 22:08:29,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:29,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 434 states and 555 transitions. [2023-12-02 22:08:29,939 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 555 transitions. [2023-12-02 22:08:29,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2023-12-02 22:08:29,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:29,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:30,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-02 22:08:30,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:30,703 INFO L134 CoverageAnalysis]: Checked inductivity of 15399 backedges. 0 proven. 11977 refuted. 0 times theorem prover too weak. 3422 trivial. 0 not checked. [2023-12-02 22:08:32,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:32,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 438 states and 561 transitions. [2023-12-02 22:08:32,688 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 561 transitions. [2023-12-02 22:08:32,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2023-12-02 22:08:32,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:32,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:32,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 971 conjuncts, 121 conjunts are in the unsatisfiable core [2023-12-02 22:08:32,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:33,510 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 12154 refuted. 0 times theorem prover too weak. 3422 trivial. 0 not checked. [2023-12-02 22:08:35,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:35,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 441 states and 564 transitions. [2023-12-02 22:08:35,241 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 564 transitions. [2023-12-02 22:08:35,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2023-12-02 22:08:35,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:35,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:35,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-02 22:08:35,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:36,120 INFO L134 CoverageAnalysis]: Checked inductivity of 15930 backedges. 0 proven. 12390 refuted. 0 times theorem prover too weak. 3540 trivial. 0 not checked. [2023-12-02 22:08:38,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:38,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 445 states and 570 transitions. [2023-12-02 22:08:38,194 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 570 transitions. [2023-12-02 22:08:38,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 545 [2023-12-02 22:08:38,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:38,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:38,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:38,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 987 conjuncts, 123 conjunts are in the unsatisfiable core [2023-12-02 22:08:38,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:39,019 INFO L134 CoverageAnalysis]: Checked inductivity of 16110 backedges. 0 proven. 12570 refuted. 0 times theorem prover too weak. 3540 trivial. 0 not checked. [2023-12-02 22:08:40,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:40,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 448 states and 573 transitions. [2023-12-02 22:08:40,814 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 573 transitions. [2023-12-02 22:08:40,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2023-12-02 22:08:40,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:40,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:40,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 62 conjunts are in the unsatisfiable core [2023-12-02 22:08:40,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:41,717 INFO L134 CoverageAnalysis]: Checked inductivity of 16470 backedges. 0 proven. 12810 refuted. 0 times theorem prover too weak. 3660 trivial. 0 not checked. [2023-12-02 22:08:43,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:43,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 452 states and 579 transitions. [2023-12-02 22:08:43,848 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 579 transitions. [2023-12-02 22:08:43,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 554 [2023-12-02 22:08:43,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:43,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:44,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 1003 conjuncts, 125 conjunts are in the unsatisfiable core [2023-12-02 22:08:44,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:44,695 INFO L134 CoverageAnalysis]: Checked inductivity of 16653 backedges. 0 proven. 12993 refuted. 0 times theorem prover too weak. 3660 trivial. 0 not checked. [2023-12-02 22:08:46,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:46,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 455 states and 582 transitions. [2023-12-02 22:08:46,632 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 582 transitions. [2023-12-02 22:08:46,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 560 [2023-12-02 22:08:46,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:46,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:46,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:46,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 1014 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-02 22:08:46,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:47,550 INFO L134 CoverageAnalysis]: Checked inductivity of 17019 backedges. 0 proven. 13237 refuted. 0 times theorem prover too weak. 3782 trivial. 0 not checked. [2023-12-02 22:08:49,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:49,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 459 states and 588 transitions. [2023-12-02 22:08:49,607 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 588 transitions. [2023-12-02 22:08:49,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 563 [2023-12-02 22:08:49,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:49,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:49,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 1019 conjuncts, 127 conjunts are in the unsatisfiable core [2023-12-02 22:08:49,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:50,450 INFO L134 CoverageAnalysis]: Checked inductivity of 17205 backedges. 0 proven. 13423 refuted. 0 times theorem prover too weak. 3782 trivial. 0 not checked. [2023-12-02 22:08:52,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:52,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 462 states and 591 transitions. [2023-12-02 22:08:52,454 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 591 transitions. [2023-12-02 22:08:52,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 569 [2023-12-02 22:08:52,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:52,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:52,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 1030 conjuncts, 64 conjunts are in the unsatisfiable core [2023-12-02 22:08:52,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:53,390 INFO L134 CoverageAnalysis]: Checked inductivity of 17577 backedges. 0 proven. 13671 refuted. 0 times theorem prover too weak. 3906 trivial. 0 not checked. [2023-12-02 22:08:55,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:55,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 466 states and 597 transitions. [2023-12-02 22:08:55,515 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 597 transitions. [2023-12-02 22:08:55,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2023-12-02 22:08:55,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:55,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:55,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:55,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 1035 conjuncts, 129 conjunts are in the unsatisfiable core [2023-12-02 22:08:55,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:56,385 INFO L134 CoverageAnalysis]: Checked inductivity of 17766 backedges. 0 proven. 13860 refuted. 0 times theorem prover too weak. 3906 trivial. 0 not checked. [2023-12-02 22:08:58,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:58,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 469 states and 600 transitions. [2023-12-02 22:08:58,383 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 600 transitions. [2023-12-02 22:08:58,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 578 [2023-12-02 22:08:58,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:58,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:58,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:58,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 1046 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-02 22:08:58,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:08:59,285 INFO L134 CoverageAnalysis]: Checked inductivity of 18144 backedges. 0 proven. 14112 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2023-12-02 22:09:01,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:01,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 473 states and 606 transitions. [2023-12-02 22:09:01,471 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 606 transitions. [2023-12-02 22:09:01,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2023-12-02 22:09:01,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:01,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:01,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:01,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 1051 conjuncts, 131 conjunts are in the unsatisfiable core [2023-12-02 22:09:01,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:02,396 INFO L134 CoverageAnalysis]: Checked inductivity of 18336 backedges. 0 proven. 14304 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2023-12-02 22:09:04,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:04,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 476 states and 609 transitions. [2023-12-02 22:09:04,571 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 609 transitions. [2023-12-02 22:09:04,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2023-12-02 22:09:04,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:04,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:04,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:04,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 1062 conjuncts, 66 conjunts are in the unsatisfiable core [2023-12-02 22:09:04,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:05,496 INFO L134 CoverageAnalysis]: Checked inductivity of 18720 backedges. 0 proven. 14560 refuted. 0 times theorem prover too weak. 4160 trivial. 0 not checked. [2023-12-02 22:09:07,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:07,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 480 states and 615 transitions. [2023-12-02 22:09:07,930 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 615 transitions. [2023-12-02 22:09:07,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2023-12-02 22:09:07,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:07,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:08,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 133 conjunts are in the unsatisfiable core [2023-12-02 22:09:08,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:08,901 INFO L134 CoverageAnalysis]: Checked inductivity of 18915 backedges. 0 proven. 14755 refuted. 0 times theorem prover too weak. 4160 trivial. 0 not checked. [2023-12-02 22:09:10,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:10,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 483 states and 618 transitions. [2023-12-02 22:09:10,947 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 618 transitions. [2023-12-02 22:09:10,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2023-12-02 22:09:10,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:10,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:11,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:11,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 1078 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-02 22:09:11,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:11,988 INFO L134 CoverageAnalysis]: Checked inductivity of 19305 backedges. 0 proven. 15015 refuted. 0 times theorem prover too weak. 4290 trivial. 0 not checked. [2023-12-02 22:09:14,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:14,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 487 states and 624 transitions. [2023-12-02 22:09:14,439 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 624 transitions. [2023-12-02 22:09:14,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2023-12-02 22:09:14,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:14,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:14,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:14,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 1083 conjuncts, 135 conjunts are in the unsatisfiable core [2023-12-02 22:09:14,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:15,412 INFO L134 CoverageAnalysis]: Checked inductivity of 19503 backedges. 0 proven. 15213 refuted. 0 times theorem prover too weak. 4290 trivial. 0 not checked. [2023-12-02 22:09:17,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:17,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 490 states and 627 transitions. [2023-12-02 22:09:17,706 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 627 transitions. [2023-12-02 22:09:17,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 605 [2023-12-02 22:09:17,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:17,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:17,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:17,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 1094 conjuncts, 68 conjunts are in the unsatisfiable core [2023-12-02 22:09:17,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:18,648 INFO L134 CoverageAnalysis]: Checked inductivity of 19899 backedges. 0 proven. 15477 refuted. 0 times theorem prover too weak. 4422 trivial. 0 not checked. [2023-12-02 22:09:21,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:21,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 494 states and 633 transitions. [2023-12-02 22:09:21,124 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 633 transitions. [2023-12-02 22:09:21,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 608 [2023-12-02 22:09:21,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:21,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:21,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 1099 conjuncts, 137 conjunts are in the unsatisfiable core [2023-12-02 22:09:21,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:22,125 INFO L134 CoverageAnalysis]: Checked inductivity of 20100 backedges. 0 proven. 15678 refuted. 0 times theorem prover too weak. 4422 trivial. 0 not checked. [2023-12-02 22:09:24,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:24,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 497 states and 636 transitions. [2023-12-02 22:09:24,415 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 636 transitions. [2023-12-02 22:09:24,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2023-12-02 22:09:24,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:24,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:24,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 1110 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-02 22:09:24,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:25,425 INFO L134 CoverageAnalysis]: Checked inductivity of 20502 backedges. 0 proven. 15946 refuted. 0 times theorem prover too weak. 4556 trivial. 0 not checked. [2023-12-02 22:09:27,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:27,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 501 states and 642 transitions. [2023-12-02 22:09:27,951 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 642 transitions. [2023-12-02 22:09:27,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 617 [2023-12-02 22:09:27,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:27,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:28,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 1115 conjuncts, 139 conjunts are in the unsatisfiable core [2023-12-02 22:09:28,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:28,910 INFO L134 CoverageAnalysis]: Checked inductivity of 20706 backedges. 0 proven. 16150 refuted. 0 times theorem prover too weak. 4556 trivial. 0 not checked. [2023-12-02 22:09:31,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:31,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 504 states and 645 transitions. [2023-12-02 22:09:31,101 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 645 transitions. [2023-12-02 22:09:31,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 623 [2023-12-02 22:09:31,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:31,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:31,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:31,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 1126 conjuncts, 70 conjunts are in the unsatisfiable core [2023-12-02 22:09:31,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:32,175 INFO L134 CoverageAnalysis]: Checked inductivity of 21114 backedges. 0 proven. 16422 refuted. 0 times theorem prover too weak. 4692 trivial. 0 not checked. [2023-12-02 22:09:34,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:34,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 508 states and 651 transitions. [2023-12-02 22:09:34,708 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 651 transitions. [2023-12-02 22:09:34,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 626 [2023-12-02 22:09:34,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:34,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:34,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 1131 conjuncts, 141 conjunts are in the unsatisfiable core [2023-12-02 22:09:34,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:35,684 INFO L134 CoverageAnalysis]: Checked inductivity of 21321 backedges. 0 proven. 16629 refuted. 0 times theorem prover too weak. 4692 trivial. 0 not checked. [2023-12-02 22:09:38,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:38,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 511 states and 654 transitions. [2023-12-02 22:09:38,121 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 654 transitions. [2023-12-02 22:09:38,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 632 [2023-12-02 22:09:38,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:38,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:38,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 1142 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-02 22:09:38,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:39,088 INFO L134 CoverageAnalysis]: Checked inductivity of 21735 backedges. 0 proven. 16905 refuted. 0 times theorem prover too weak. 4830 trivial. 0 not checked. [2023-12-02 22:09:41,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:41,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 515 states and 660 transitions. [2023-12-02 22:09:41,532 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 660 transitions. [2023-12-02 22:09:41,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2023-12-02 22:09:41,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:41,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:41,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 1147 conjuncts, 143 conjunts are in the unsatisfiable core [2023-12-02 22:09:41,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:42,511 INFO L134 CoverageAnalysis]: Checked inductivity of 21945 backedges. 0 proven. 17115 refuted. 0 times theorem prover too weak. 4830 trivial. 0 not checked. [2023-12-02 22:09:45,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:45,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 518 states and 663 transitions. [2023-12-02 22:09:45,124 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 663 transitions. [2023-12-02 22:09:45,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2023-12-02 22:09:45,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:45,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:45,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:45,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 1158 conjuncts, 72 conjunts are in the unsatisfiable core [2023-12-02 22:09:45,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:46,238 INFO L134 CoverageAnalysis]: Checked inductivity of 22365 backedges. 0 proven. 17395 refuted. 0 times theorem prover too weak. 4970 trivial. 0 not checked. [2023-12-02 22:09:48,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:48,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 522 states and 669 transitions. [2023-12-02 22:09:48,865 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 669 transitions. [2023-12-02 22:09:48,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 644 [2023-12-02 22:09:48,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:48,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:49,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:49,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 1163 conjuncts, 145 conjunts are in the unsatisfiable core [2023-12-02 22:09:49,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:49,902 INFO L134 CoverageAnalysis]: Checked inductivity of 22578 backedges. 0 proven. 17608 refuted. 0 times theorem prover too weak. 4970 trivial. 0 not checked. [2023-12-02 22:09:52,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:52,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 525 states and 672 transitions. [2023-12-02 22:09:52,458 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 672 transitions. [2023-12-02 22:09:52,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 650 [2023-12-02 22:09:52,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:52,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:52,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:52,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 1174 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-02 22:09:52,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:53,572 INFO L134 CoverageAnalysis]: Checked inductivity of 23004 backedges. 0 proven. 17892 refuted. 0 times theorem prover too weak. 5112 trivial. 0 not checked. [2023-12-02 22:09:56,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:56,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 529 states and 678 transitions. [2023-12-02 22:09:56,088 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 678 transitions. [2023-12-02 22:09:56,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 653 [2023-12-02 22:09:56,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:56,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:56,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 1179 conjuncts, 147 conjunts are in the unsatisfiable core [2023-12-02 22:09:56,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:57,141 INFO L134 CoverageAnalysis]: Checked inductivity of 23220 backedges. 0 proven. 18108 refuted. 0 times theorem prover too weak. 5112 trivial. 0 not checked. [2023-12-02 22:09:59,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:59,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 532 states and 681 transitions. [2023-12-02 22:09:59,747 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 681 transitions. [2023-12-02 22:09:59,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 659 [2023-12-02 22:09:59,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:59,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:59,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:59,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 74 conjunts are in the unsatisfiable core [2023-12-02 22:09:59,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:00,917 INFO L134 CoverageAnalysis]: Checked inductivity of 23652 backedges. 0 proven. 18396 refuted. 0 times theorem prover too weak. 5256 trivial. 0 not checked. [2023-12-02 22:10:03,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:03,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 536 states and 687 transitions. [2023-12-02 22:10:03,645 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 687 transitions. [2023-12-02 22:10:03,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 662 [2023-12-02 22:10:03,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:03,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:03,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 1195 conjuncts, 149 conjunts are in the unsatisfiable core [2023-12-02 22:10:03,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:04,705 INFO L134 CoverageAnalysis]: Checked inductivity of 23871 backedges. 0 proven. 18615 refuted. 0 times theorem prover too weak. 5256 trivial. 0 not checked. [2023-12-02 22:10:07,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:07,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 539 states and 690 transitions. [2023-12-02 22:10:07,360 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 690 transitions. [2023-12-02 22:10:07,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 668 [2023-12-02 22:10:07,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:07,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:07,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-02 22:10:07,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:08,515 INFO L134 CoverageAnalysis]: Checked inductivity of 24309 backedges. 0 proven. 18907 refuted. 0 times theorem prover too weak. 5402 trivial. 0 not checked. [2023-12-02 22:10:11,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:11,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 543 states and 696 transitions. [2023-12-02 22:10:11,260 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 696 transitions. [2023-12-02 22:10:11,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2023-12-02 22:10:11,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:11,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:11,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 1211 conjuncts, 151 conjunts are in the unsatisfiable core [2023-12-02 22:10:11,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:12,347 INFO L134 CoverageAnalysis]: Checked inductivity of 24531 backedges. 0 proven. 19129 refuted. 0 times theorem prover too weak. 5402 trivial. 0 not checked. [2023-12-02 22:10:15,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:15,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 546 states and 699 transitions. [2023-12-02 22:10:15,064 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 699 transitions. [2023-12-02 22:10:15,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 677 [2023-12-02 22:10:15,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:15,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:15,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 76 conjunts are in the unsatisfiable core [2023-12-02 22:10:15,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:16,248 INFO L134 CoverageAnalysis]: Checked inductivity of 24975 backedges. 0 proven. 19425 refuted. 0 times theorem prover too weak. 5550 trivial. 0 not checked. [2023-12-02 22:10:18,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:18,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 550 states and 705 transitions. [2023-12-02 22:10:18,915 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 705 transitions. [2023-12-02 22:10:18,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 680 [2023-12-02 22:10:18,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:18,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:19,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 1227 conjuncts, 153 conjunts are in the unsatisfiable core [2023-12-02 22:10:19,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:20,045 INFO L134 CoverageAnalysis]: Checked inductivity of 25200 backedges. 0 proven. 19650 refuted. 0 times theorem prover too weak. 5550 trivial. 0 not checked. [2023-12-02 22:10:22,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:22,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 553 states and 708 transitions. [2023-12-02 22:10:22,950 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 708 transitions. [2023-12-02 22:10:22,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 686 [2023-12-02 22:10:22,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:22,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:23,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-02 22:10:23,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:24,151 INFO L134 CoverageAnalysis]: Checked inductivity of 25650 backedges. 0 proven. 19950 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2023-12-02 22:10:26,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:26,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 557 states and 714 transitions. [2023-12-02 22:10:26,883 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 714 transitions. [2023-12-02 22:10:26,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 689 [2023-12-02 22:10:26,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:26,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:27,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 155 conjunts are in the unsatisfiable core [2023-12-02 22:10:27,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:27,949 INFO L134 CoverageAnalysis]: Checked inductivity of 25878 backedges. 0 proven. 20178 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2023-12-02 22:10:30,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:30,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 560 states and 717 transitions. [2023-12-02 22:10:30,702 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 717 transitions. [2023-12-02 22:10:30,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 695 [2023-12-02 22:10:30,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:30,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:30,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:30,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 1254 conjuncts, 78 conjunts are in the unsatisfiable core [2023-12-02 22:10:30,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:31,869 INFO L134 CoverageAnalysis]: Checked inductivity of 26334 backedges. 0 proven. 20482 refuted. 0 times theorem prover too weak. 5852 trivial. 0 not checked. [2023-12-02 22:10:34,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:34,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 564 states and 723 transitions. [2023-12-02 22:10:34,817 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 723 transitions. [2023-12-02 22:10:34,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 698 [2023-12-02 22:10:34,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:34,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:35,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:35,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 1259 conjuncts, 157 conjunts are in the unsatisfiable core [2023-12-02 22:10:35,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:36,008 INFO L134 CoverageAnalysis]: Checked inductivity of 26565 backedges. 0 proven. 20713 refuted. 0 times theorem prover too weak. 5852 trivial. 0 not checked. [2023-12-02 22:10:38,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:38,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 567 states and 726 transitions. [2023-12-02 22:10:38,946 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 726 transitions. [2023-12-02 22:10:38,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2023-12-02 22:10:38,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:38,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:39,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 1270 conjuncts, 79 conjunts are in the unsatisfiable core [2023-12-02 22:10:39,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:40,203 INFO L134 CoverageAnalysis]: Checked inductivity of 27027 backedges. 0 proven. 21021 refuted. 0 times theorem prover too weak. 6006 trivial. 0 not checked. [2023-12-02 22:10:43,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:43,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 571 states and 732 transitions. [2023-12-02 22:10:43,265 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 732 transitions. [2023-12-02 22:10:43,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 707 [2023-12-02 22:10:43,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:43,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:43,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 1275 conjuncts, 159 conjunts are in the unsatisfiable core [2023-12-02 22:10:43,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:44,386 INFO L134 CoverageAnalysis]: Checked inductivity of 27261 backedges. 0 proven. 21255 refuted. 0 times theorem prover too weak. 6006 trivial. 0 not checked. [2023-12-02 22:10:47,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:47,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 574 states and 735 transitions. [2023-12-02 22:10:47,365 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 735 transitions. [2023-12-02 22:10:47,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 713 [2023-12-02 22:10:47,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:47,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:47,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:47,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 1286 conjuncts, 80 conjunts are in the unsatisfiable core [2023-12-02 22:10:47,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:48,591 INFO L134 CoverageAnalysis]: Checked inductivity of 27729 backedges. 0 proven. 21567 refuted. 0 times theorem prover too weak. 6162 trivial. 0 not checked. [2023-12-02 22:10:51,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:51,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 578 states and 741 transitions. [2023-12-02 22:10:51,724 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 741 transitions. [2023-12-02 22:10:51,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 716 [2023-12-02 22:10:51,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:51,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:51,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 1291 conjuncts, 161 conjunts are in the unsatisfiable core [2023-12-02 22:10:51,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:52,943 INFO L134 CoverageAnalysis]: Checked inductivity of 27966 backedges. 0 proven. 21804 refuted. 0 times theorem prover too weak. 6162 trivial. 0 not checked. [2023-12-02 22:10:55,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:55,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 581 states and 744 transitions. [2023-12-02 22:10:55,828 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 744 transitions. [2023-12-02 22:10:55,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 722 [2023-12-02 22:10:55,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:55,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:56,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 1302 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-02 22:10:56,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:57,018 INFO L134 CoverageAnalysis]: Checked inductivity of 28440 backedges. 0 proven. 22120 refuted. 0 times theorem prover too weak. 6320 trivial. 0 not checked. [2023-12-02 22:10:59,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:59,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 585 states and 750 transitions. [2023-12-02 22:10:59,884 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 750 transitions. [2023-12-02 22:10:59,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 725 [2023-12-02 22:10:59,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:59,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:00,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:00,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 1307 conjuncts, 163 conjunts are in the unsatisfiable core [2023-12-02 22:11:00,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:00,989 INFO L134 CoverageAnalysis]: Checked inductivity of 28680 backedges. 0 proven. 22360 refuted. 0 times theorem prover too weak. 6320 trivial. 0 not checked. [2023-12-02 22:11:04,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:04,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 588 states and 753 transitions. [2023-12-02 22:11:04,107 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 753 transitions. [2023-12-02 22:11:04,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 731 [2023-12-02 22:11:04,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:04,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:04,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 1318 conjuncts, 82 conjunts are in the unsatisfiable core [2023-12-02 22:11:04,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:05,420 INFO L134 CoverageAnalysis]: Checked inductivity of 29160 backedges. 0 proven. 22680 refuted. 0 times theorem prover too weak. 6480 trivial. 0 not checked. [2023-12-02 22:11:08,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:08,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 592 states and 759 transitions. [2023-12-02 22:11:08,541 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 759 transitions. [2023-12-02 22:11:08,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 734 [2023-12-02 22:11:08,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:08,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:08,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 165 conjunts are in the unsatisfiable core [2023-12-02 22:11:08,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:09,764 INFO L134 CoverageAnalysis]: Checked inductivity of 29403 backedges. 0 proven. 22923 refuted. 0 times theorem prover too weak. 6480 trivial. 0 not checked. [2023-12-02 22:11:12,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:12,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 595 states and 762 transitions. [2023-12-02 22:11:12,903 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 762 transitions. [2023-12-02 22:11:12,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 740 [2023-12-02 22:11:12,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:12,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:13,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 1334 conjuncts, 83 conjunts are in the unsatisfiable core [2023-12-02 22:11:13,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:14,217 INFO L134 CoverageAnalysis]: Checked inductivity of 29889 backedges. 0 proven. 23247 refuted. 0 times theorem prover too weak. 6642 trivial. 0 not checked. [2023-12-02 22:11:17,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:17,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 599 states and 768 transitions. [2023-12-02 22:11:17,444 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 768 transitions. [2023-12-02 22:11:17,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 743 [2023-12-02 22:11:17,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:17,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:17,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:17,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 1339 conjuncts, 167 conjunts are in the unsatisfiable core [2023-12-02 22:11:17,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:18,693 INFO L134 CoverageAnalysis]: Checked inductivity of 30135 backedges. 0 proven. 23493 refuted. 0 times theorem prover too weak. 6642 trivial. 0 not checked. [2023-12-02 22:11:22,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:22,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 602 states and 771 transitions. [2023-12-02 22:11:22,045 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 771 transitions. [2023-12-02 22:11:22,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 749 [2023-12-02 22:11:22,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:22,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:22,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 1350 conjuncts, 84 conjunts are in the unsatisfiable core [2023-12-02 22:11:22,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:23,305 INFO L134 CoverageAnalysis]: Checked inductivity of 30627 backedges. 0 proven. 23821 refuted. 0 times theorem prover too weak. 6806 trivial. 0 not checked. [2023-12-02 22:11:26,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:26,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 606 states and 777 transitions. [2023-12-02 22:11:26,640 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 777 transitions. [2023-12-02 22:11:26,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 752 [2023-12-02 22:11:26,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:26,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:26,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:26,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 1355 conjuncts, 169 conjunts are in the unsatisfiable core [2023-12-02 22:11:26,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:28,021 INFO L134 CoverageAnalysis]: Checked inductivity of 30876 backedges. 0 proven. 24070 refuted. 0 times theorem prover too weak. 6806 trivial. 0 not checked. [2023-12-02 22:11:31,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:31,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 609 states and 780 transitions. [2023-12-02 22:11:31,586 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 780 transitions. [2023-12-02 22:11:31,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 758 [2023-12-02 22:11:31,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:31,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:31,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 1366 conjuncts, 85 conjunts are in the unsatisfiable core [2023-12-02 22:11:31,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:32,934 INFO L134 CoverageAnalysis]: Checked inductivity of 31374 backedges. 0 proven. 24402 refuted. 0 times theorem prover too weak. 6972 trivial. 0 not checked. [2023-12-02 22:11:36,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:36,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 613 states and 786 transitions. [2023-12-02 22:11:36,230 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 786 transitions. [2023-12-02 22:11:36,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2023-12-02 22:11:36,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:36,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:36,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:36,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 1371 conjuncts, 171 conjunts are in the unsatisfiable core [2023-12-02 22:11:36,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:37,458 INFO L134 CoverageAnalysis]: Checked inductivity of 31626 backedges. 0 proven. 24654 refuted. 0 times theorem prover too weak. 6972 trivial. 0 not checked. [2023-12-02 22:11:40,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:40,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 616 states and 789 transitions. [2023-12-02 22:11:40,800 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 789 transitions. [2023-12-02 22:11:40,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 767 [2023-12-02 22:11:40,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:40,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:41,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 1382 conjuncts, 86 conjunts are in the unsatisfiable core [2023-12-02 22:11:41,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:42,164 INFO L134 CoverageAnalysis]: Checked inductivity of 32130 backedges. 0 proven. 24990 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2023-12-02 22:11:45,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:45,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 620 states and 795 transitions. [2023-12-02 22:11:45,548 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 795 transitions. [2023-12-02 22:11:45,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 770 [2023-12-02 22:11:45,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:45,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:45,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 1387 conjuncts, 173 conjunts are in the unsatisfiable core [2023-12-02 22:11:45,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:46,783 INFO L134 CoverageAnalysis]: Checked inductivity of 32385 backedges. 0 proven. 25245 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2023-12-02 22:11:50,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:50,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 623 states and 798 transitions. [2023-12-02 22:11:50,192 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 798 transitions. [2023-12-02 22:11:50,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-12-02 22:11:50,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:50,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:50,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 1398 conjuncts, 87 conjunts are in the unsatisfiable core [2023-12-02 22:11:50,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:51,601 INFO L134 CoverageAnalysis]: Checked inductivity of 32895 backedges. 0 proven. 25585 refuted. 0 times theorem prover too weak. 7310 trivial. 0 not checked. [2023-12-02 22:11:55,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:55,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 627 states and 804 transitions. [2023-12-02 22:11:55,078 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 804 transitions. [2023-12-02 22:11:55,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 779 [2023-12-02 22:11:55,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:55,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:55,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:55,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 1403 conjuncts, 175 conjunts are in the unsatisfiable core [2023-12-02 22:11:55,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:56,365 INFO L134 CoverageAnalysis]: Checked inductivity of 33153 backedges. 0 proven. 25843 refuted. 0 times theorem prover too weak. 7310 trivial. 0 not checked. [2023-12-02 22:11:59,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:59,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 630 states and 807 transitions. [2023-12-02 22:11:59,861 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 807 transitions. [2023-12-02 22:11:59,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 785 [2023-12-02 22:11:59,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:59,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:00,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:00,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 1414 conjuncts, 88 conjunts are in the unsatisfiable core [2023-12-02 22:12:00,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:01,296 INFO L134 CoverageAnalysis]: Checked inductivity of 33669 backedges. 0 proven. 26187 refuted. 0 times theorem prover too weak. 7482 trivial. 0 not checked. [2023-12-02 22:12:05,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:05,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 634 states and 813 transitions. [2023-12-02 22:12:05,245 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 813 transitions. [2023-12-02 22:12:05,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 788 [2023-12-02 22:12:05,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:05,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:05,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:05,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 1419 conjuncts, 177 conjunts are in the unsatisfiable core [2023-12-02 22:12:05,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:06,514 INFO L134 CoverageAnalysis]: Checked inductivity of 33930 backedges. 0 proven. 26448 refuted. 0 times theorem prover too weak. 7482 trivial. 0 not checked. [2023-12-02 22:12:10,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:10,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 637 states and 816 transitions. [2023-12-02 22:12:10,192 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 816 transitions. [2023-12-02 22:12:10,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 794 [2023-12-02 22:12:10,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:10,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:10,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:10,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 1430 conjuncts, 89 conjunts are in the unsatisfiable core [2023-12-02 22:12:10,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:11,734 INFO L134 CoverageAnalysis]: Checked inductivity of 34452 backedges. 0 proven. 26796 refuted. 0 times theorem prover too weak. 7656 trivial. 0 not checked. [2023-12-02 22:12:15,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:15,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 641 states and 822 transitions. [2023-12-02 22:12:15,666 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 822 transitions. [2023-12-02 22:12:15,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 797 [2023-12-02 22:12:15,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:15,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:15,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 1435 conjuncts, 179 conjunts are in the unsatisfiable core [2023-12-02 22:12:15,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:17,002 INFO L134 CoverageAnalysis]: Checked inductivity of 34716 backedges. 0 proven. 27060 refuted. 0 times theorem prover too weak. 7656 trivial. 0 not checked. [2023-12-02 22:12:20,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:20,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 644 states and 825 transitions. [2023-12-02 22:12:20,957 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 825 transitions. [2023-12-02 22:12:20,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 803 [2023-12-02 22:12:20,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:20,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:21,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:21,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 1446 conjuncts, 90 conjunts are in the unsatisfiable core [2023-12-02 22:12:21,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:22,482 INFO L134 CoverageAnalysis]: Checked inductivity of 35244 backedges. 0 proven. 27412 refuted. 0 times theorem prover too weak. 7832 trivial. 0 not checked. [2023-12-02 22:12:26,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:26,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 648 states and 831 transitions. [2023-12-02 22:12:26,490 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 831 transitions. [2023-12-02 22:12:26,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 806 [2023-12-02 22:12:26,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:26,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:26,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 181 conjunts are in the unsatisfiable core [2023-12-02 22:12:26,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:27,799 INFO L134 CoverageAnalysis]: Checked inductivity of 35511 backedges. 0 proven. 27679 refuted. 0 times theorem prover too weak. 7832 trivial. 0 not checked. [2023-12-02 22:12:31,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:31,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 651 states and 834 transitions. [2023-12-02 22:12:31,713 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 834 transitions. [2023-12-02 22:12:31,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 812 [2023-12-02 22:12:31,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:31,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:31,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:31,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 1462 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-02 22:12:31,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:33,274 INFO L134 CoverageAnalysis]: Checked inductivity of 36045 backedges. 0 proven. 28035 refuted. 0 times theorem prover too weak. 8010 trivial. 0 not checked. [2023-12-02 22:12:37,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:37,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 655 states and 840 transitions. [2023-12-02 22:12:37,359 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 840 transitions. [2023-12-02 22:12:37,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 815 [2023-12-02 22:12:37,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:37,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:37,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 1467 conjuncts, 183 conjunts are in the unsatisfiable core [2023-12-02 22:12:37,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:38,637 INFO L134 CoverageAnalysis]: Checked inductivity of 36315 backedges. 0 proven. 28305 refuted. 0 times theorem prover too weak. 8010 trivial. 0 not checked. [2023-12-02 22:12:42,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:42,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 658 states and 843 transitions. [2023-12-02 22:12:42,606 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 843 transitions. [2023-12-02 22:12:42,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 821 [2023-12-02 22:12:42,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:42,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:42,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:42,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 1478 conjuncts, 92 conjunts are in the unsatisfiable core [2023-12-02 22:12:42,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:44,119 INFO L134 CoverageAnalysis]: Checked inductivity of 36855 backedges. 0 proven. 28665 refuted. 0 times theorem prover too weak. 8190 trivial. 0 not checked. [2023-12-02 22:12:48,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:48,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 662 states and 849 transitions. [2023-12-02 22:12:48,234 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 849 transitions. [2023-12-02 22:12:48,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 824 [2023-12-02 22:12:48,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:48,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:48,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:48,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 1483 conjuncts, 185 conjunts are in the unsatisfiable core [2023-12-02 22:12:48,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:49,667 INFO L134 CoverageAnalysis]: Checked inductivity of 37128 backedges. 0 proven. 28938 refuted. 0 times theorem prover too weak. 8190 trivial. 0 not checked. [2023-12-02 22:12:53,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:53,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 665 states and 852 transitions. [2023-12-02 22:12:53,762 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 852 transitions. [2023-12-02 22:12:53,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 830 [2023-12-02 22:12:53,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:53,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:53,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 1494 conjuncts, 93 conjunts are in the unsatisfiable core [2023-12-02 22:12:53,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:55,324 INFO L134 CoverageAnalysis]: Checked inductivity of 37674 backedges. 0 proven. 29302 refuted. 0 times theorem prover too weak. 8372 trivial. 0 not checked. [2023-12-02 22:12:59,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:59,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 669 states and 858 transitions. [2023-12-02 22:12:59,664 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 858 transitions. [2023-12-02 22:12:59,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 833 [2023-12-02 22:12:59,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:59,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:00,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 1499 conjuncts, 187 conjunts are in the unsatisfiable core [2023-12-02 22:13:00,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:01,239 INFO L134 CoverageAnalysis]: Checked inductivity of 37950 backedges. 0 proven. 29578 refuted. 0 times theorem prover too weak. 8372 trivial. 0 not checked. [2023-12-02 22:13:05,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:05,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 672 states and 861 transitions. [2023-12-02 22:13:05,513 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 861 transitions. [2023-12-02 22:13:05,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 839 [2023-12-02 22:13:05,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:05,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:05,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:05,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 1510 conjuncts, 94 conjunts are in the unsatisfiable core [2023-12-02 22:13:05,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:07,095 INFO L134 CoverageAnalysis]: Checked inductivity of 38502 backedges. 0 proven. 29946 refuted. 0 times theorem prover too weak. 8556 trivial. 0 not checked. [2023-12-02 22:13:11,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:11,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 676 states and 867 transitions. [2023-12-02 22:13:11,549 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 867 transitions. [2023-12-02 22:13:11,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 842 [2023-12-02 22:13:11,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:11,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:11,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 1515 conjuncts, 189 conjunts are in the unsatisfiable core [2023-12-02 22:13:11,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:12,929 INFO L134 CoverageAnalysis]: Checked inductivity of 38781 backedges. 0 proven. 30225 refuted. 0 times theorem prover too weak. 8556 trivial. 0 not checked. [2023-12-02 22:13:17,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:17,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 679 states and 870 transitions. [2023-12-02 22:13:17,057 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 870 transitions. [2023-12-02 22:13:17,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 848 [2023-12-02 22:13:17,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:17,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:17,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:17,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 1526 conjuncts, 95 conjunts are in the unsatisfiable core [2023-12-02 22:13:17,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:18,810 INFO L134 CoverageAnalysis]: Checked inductivity of 39339 backedges. 0 proven. 30597 refuted. 0 times theorem prover too weak. 8742 trivial. 0 not checked. [2023-12-02 22:13:23,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:23,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 683 states and 876 transitions. [2023-12-02 22:13:23,297 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 876 transitions. [2023-12-02 22:13:23,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 851 [2023-12-02 22:13:23,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:23,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:23,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:23,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 1531 conjuncts, 191 conjunts are in the unsatisfiable core [2023-12-02 22:13:23,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:24,734 INFO L134 CoverageAnalysis]: Checked inductivity of 39621 backedges. 0 proven. 30879 refuted. 0 times theorem prover too weak. 8742 trivial. 0 not checked. [2023-12-02 22:13:28,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:28,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 686 states and 879 transitions. [2023-12-02 22:13:28,858 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 879 transitions. [2023-12-02 22:13:28,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 857 [2023-12-02 22:13:28,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:28,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:29,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:29,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 1542 conjuncts, 96 conjunts are in the unsatisfiable core [2023-12-02 22:13:29,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:30,546 INFO L134 CoverageAnalysis]: Checked inductivity of 40185 backedges. 0 proven. 31255 refuted. 0 times theorem prover too weak. 8930 trivial. 0 not checked. [2023-12-02 22:13:35,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:35,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 690 states and 885 transitions. [2023-12-02 22:13:35,195 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 885 transitions. [2023-12-02 22:13:35,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 860 [2023-12-02 22:13:35,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:35,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:35,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:35,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 1547 conjuncts, 193 conjunts are in the unsatisfiable core [2023-12-02 22:13:35,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:36,700 INFO L134 CoverageAnalysis]: Checked inductivity of 40470 backedges. 0 proven. 31540 refuted. 0 times theorem prover too weak. 8930 trivial. 0 not checked. [2023-12-02 22:13:40,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:40,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 693 states and 888 transitions. [2023-12-02 22:13:40,975 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 888 transitions. [2023-12-02 22:13:40,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 866 [2023-12-02 22:13:40,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:40,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:41,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:41,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 1558 conjuncts, 97 conjunts are in the unsatisfiable core [2023-12-02 22:13:41,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:42,779 INFO L134 CoverageAnalysis]: Checked inductivity of 41040 backedges. 0 proven. 31920 refuted. 0 times theorem prover too weak. 9120 trivial. 0 not checked. [2023-12-02 22:13:47,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:47,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 697 states and 894 transitions. [2023-12-02 22:13:47,351 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 894 transitions. [2023-12-02 22:13:47,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 869 [2023-12-02 22:13:47,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:47,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:47,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:47,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 1563 conjuncts, 195 conjunts are in the unsatisfiable core [2023-12-02 22:13:47,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:48,755 INFO L134 CoverageAnalysis]: Checked inductivity of 41328 backedges. 0 proven. 32208 refuted. 0 times theorem prover too weak. 9120 trivial. 0 not checked. [2023-12-02 22:13:53,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:53,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 700 states and 897 transitions. [2023-12-02 22:13:53,369 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 897 transitions. [2023-12-02 22:13:53,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 875 [2023-12-02 22:13:53,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:53,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:53,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 1574 conjuncts, 98 conjunts are in the unsatisfiable core [2023-12-02 22:13:53,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:55,169 INFO L134 CoverageAnalysis]: Checked inductivity of 41904 backedges. 0 proven. 32592 refuted. 0 times theorem prover too weak. 9312 trivial. 0 not checked. [2023-12-02 22:13:59,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:59,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 704 states and 903 transitions. [2023-12-02 22:13:59,899 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 903 transitions. [2023-12-02 22:13:59,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 878 [2023-12-02 22:13:59,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:59,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:00,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:00,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 1579 conjuncts, 197 conjunts are in the unsatisfiable core [2023-12-02 22:14:00,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:01,437 INFO L134 CoverageAnalysis]: Checked inductivity of 42195 backedges. 0 proven. 32883 refuted. 0 times theorem prover too weak. 9312 trivial. 0 not checked. [2023-12-02 22:14:05,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:05,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 707 states and 906 transitions. [2023-12-02 22:14:05,977 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 906 transitions. [2023-12-02 22:14:05,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 884 [2023-12-02 22:14:05,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:05,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:06,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:06,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-02 22:14:06,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:07,799 INFO L134 CoverageAnalysis]: Checked inductivity of 42777 backedges. 0 proven. 33271 refuted. 0 times theorem prover too weak. 9506 trivial. 0 not checked. [2023-12-02 22:14:12,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:12,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 711 states and 912 transitions. [2023-12-02 22:14:12,546 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 912 transitions. [2023-12-02 22:14:12,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 887 [2023-12-02 22:14:12,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:12,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:12,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 1595 conjuncts, 199 conjunts are in the unsatisfiable core [2023-12-02 22:14:12,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:14,139 INFO L134 CoverageAnalysis]: Checked inductivity of 43071 backedges. 0 proven. 33565 refuted. 0 times theorem prover too weak. 9506 trivial. 0 not checked. [2023-12-02 22:14:18,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:18,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 714 states and 915 transitions. [2023-12-02 22:14:18,775 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 915 transitions. [2023-12-02 22:14:18,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 893 [2023-12-02 22:14:18,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:18,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:19,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 1606 conjuncts, 100 conjunts are in the unsatisfiable core [2023-12-02 22:14:19,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:20,587 INFO L134 CoverageAnalysis]: Checked inductivity of 43659 backedges. 0 proven. 33957 refuted. 0 times theorem prover too weak. 9702 trivial. 0 not checked. [2023-12-02 22:14:25,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:25,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 718 states and 921 transitions. [2023-12-02 22:14:25,360 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 921 transitions. [2023-12-02 22:14:25,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 896 [2023-12-02 22:14:25,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:25,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:25,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:25,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 1611 conjuncts, 201 conjunts are in the unsatisfiable core [2023-12-02 22:14:25,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:26,879 INFO L134 CoverageAnalysis]: Checked inductivity of 43956 backedges. 0 proven. 34254 refuted. 0 times theorem prover too weak. 9702 trivial. 0 not checked. [2023-12-02 22:14:31,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:31,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 721 states and 924 transitions. [2023-12-02 22:14:31,527 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 924 transitions. [2023-12-02 22:14:31,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 902 [2023-12-02 22:14:31,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:31,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:31,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 1622 conjuncts, 101 conjunts are in the unsatisfiable core [2023-12-02 22:14:31,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:33,373 INFO L134 CoverageAnalysis]: Checked inductivity of 44550 backedges. 0 proven. 34650 refuted. 0 times theorem prover too weak. 9900 trivial. 0 not checked. [2023-12-02 22:14:38,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:38,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 725 states and 930 transitions. [2023-12-02 22:14:38,134 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 930 transitions. [2023-12-02 22:14:38,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 905 [2023-12-02 22:14:38,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:38,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:38,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:38,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 1627 conjuncts, 203 conjunts are in the unsatisfiable core [2023-12-02 22:14:38,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:39,643 INFO L134 CoverageAnalysis]: Checked inductivity of 44850 backedges. 0 proven. 34950 refuted. 0 times theorem prover too weak. 9900 trivial. 0 not checked. [2023-12-02 22:14:44,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:44,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 728 states and 933 transitions. [2023-12-02 22:14:44,487 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 933 transitions. [2023-12-02 22:14:44,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 911 [2023-12-02 22:14:44,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:44,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:44,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:44,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 1638 conjuncts, 102 conjunts are in the unsatisfiable core [2023-12-02 22:14:44,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:46,292 INFO L134 CoverageAnalysis]: Checked inductivity of 45450 backedges. 0 proven. 35350 refuted. 0 times theorem prover too weak. 10100 trivial. 0 not checked. [2023-12-02 22:14:51,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:51,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 732 states and 939 transitions. [2023-12-02 22:14:51,205 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 939 transitions. [2023-12-02 22:14:51,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 914 [2023-12-02 22:14:51,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:51,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:51,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 1643 conjuncts, 205 conjunts are in the unsatisfiable core [2023-12-02 22:14:51,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:52,714 INFO L134 CoverageAnalysis]: Checked inductivity of 45753 backedges. 0 proven. 35653 refuted. 0 times theorem prover too weak. 10100 trivial. 0 not checked. [2023-12-02 22:14:57,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:57,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 735 states and 942 transitions. [2023-12-02 22:14:57,687 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 942 transitions. [2023-12-02 22:14:57,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 920 [2023-12-02 22:14:57,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:57,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:57,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 1654 conjuncts, 103 conjunts are in the unsatisfiable core [2023-12-02 22:14:57,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:59,641 INFO L134 CoverageAnalysis]: Checked inductivity of 46359 backedges. 0 proven. 36057 refuted. 0 times theorem prover too weak. 10302 trivial. 0 not checked. [2023-12-02 22:15:04,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:04,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 739 states and 948 transitions. [2023-12-02 22:15:04,964 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 948 transitions. [2023-12-02 22:15:04,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 923 [2023-12-02 22:15:04,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:04,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:05,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:05,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 1659 conjuncts, 207 conjunts are in the unsatisfiable core [2023-12-02 22:15:05,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:06,512 INFO L134 CoverageAnalysis]: Checked inductivity of 46665 backedges. 0 proven. 36363 refuted. 0 times theorem prover too weak. 10302 trivial. 0 not checked. [2023-12-02 22:15:11,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:11,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 742 states and 951 transitions. [2023-12-02 22:15:11,341 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 951 transitions. [2023-12-02 22:15:11,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 929 [2023-12-02 22:15:11,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:11,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:11,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 1670 conjuncts, 104 conjunts are in the unsatisfiable core [2023-12-02 22:15:11,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:13,272 INFO L134 CoverageAnalysis]: Checked inductivity of 47277 backedges. 0 proven. 36771 refuted. 0 times theorem prover too weak. 10506 trivial. 0 not checked. [2023-12-02 22:15:18,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:18,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 746 states and 957 transitions. [2023-12-02 22:15:18,135 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 957 transitions. [2023-12-02 22:15:18,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 932 [2023-12-02 22:15:18,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:18,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:18,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 1675 conjuncts, 209 conjunts are in the unsatisfiable core [2023-12-02 22:15:18,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:19,733 INFO L134 CoverageAnalysis]: Checked inductivity of 47586 backedges. 0 proven. 37080 refuted. 0 times theorem prover too weak. 10506 trivial. 0 not checked. [2023-12-02 22:15:24,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:24,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 749 states and 960 transitions. [2023-12-02 22:15:24,976 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 960 transitions. [2023-12-02 22:15:24,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 938 [2023-12-02 22:15:24,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:24,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:25,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:25,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 1686 conjuncts, 105 conjunts are in the unsatisfiable core [2023-12-02 22:15:25,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:26,974 INFO L134 CoverageAnalysis]: Checked inductivity of 48204 backedges. 0 proven. 37492 refuted. 0 times theorem prover too weak. 10712 trivial. 0 not checked. [2023-12-02 22:15:32,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:32,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 753 states and 966 transitions. [2023-12-02 22:15:32,324 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 966 transitions. [2023-12-02 22:15:32,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 941 [2023-12-02 22:15:32,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:32,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:32,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 1691 conjuncts, 211 conjunts are in the unsatisfiable core [2023-12-02 22:15:32,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:33,850 INFO L134 CoverageAnalysis]: Checked inductivity of 48516 backedges. 0 proven. 37804 refuted. 0 times theorem prover too weak. 10712 trivial. 0 not checked. [2023-12-02 22:15:38,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:38,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 756 states and 969 transitions. [2023-12-02 22:15:38,960 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 969 transitions. [2023-12-02 22:15:38,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 947 [2023-12-02 22:15:38,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:38,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:39,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:39,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 1702 conjuncts, 106 conjunts are in the unsatisfiable core [2023-12-02 22:15:39,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:41,108 INFO L134 CoverageAnalysis]: Checked inductivity of 49140 backedges. 0 proven. 38220 refuted. 0 times theorem prover too weak. 10920 trivial. 0 not checked. [2023-12-02 22:15:46,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:46,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 760 states and 975 transitions. [2023-12-02 22:15:46,574 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 975 transitions. [2023-12-02 22:15:46,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 950 [2023-12-02 22:15:46,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:46,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:46,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:46,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 1707 conjuncts, 213 conjunts are in the unsatisfiable core [2023-12-02 22:15:46,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:48,176 INFO L134 CoverageAnalysis]: Checked inductivity of 49455 backedges. 0 proven. 38535 refuted. 0 times theorem prover too weak. 10920 trivial. 0 not checked. [2023-12-02 22:15:53,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:53,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 763 states and 978 transitions. [2023-12-02 22:15:53,336 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 978 transitions. [2023-12-02 22:15:53,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 956 [2023-12-02 22:15:53,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:53,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:53,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:53,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 1718 conjuncts, 107 conjunts are in the unsatisfiable core [2023-12-02 22:15:53,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:55,458 INFO L134 CoverageAnalysis]: Checked inductivity of 50085 backedges. 0 proven. 38955 refuted. 0 times theorem prover too weak. 11130 trivial. 0 not checked. [2023-12-02 22:16:00,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:00,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 767 states and 984 transitions. [2023-12-02 22:16:00,945 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 984 transitions. [2023-12-02 22:16:00,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 959 [2023-12-02 22:16:00,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:00,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:01,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 1723 conjuncts, 215 conjunts are in the unsatisfiable core [2023-12-02 22:16:01,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:02,608 INFO L134 CoverageAnalysis]: Checked inductivity of 50403 backedges. 0 proven. 39273 refuted. 0 times theorem prover too weak. 11130 trivial. 0 not checked. [2023-12-02 22:16:07,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:07,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 770 states and 987 transitions. [2023-12-02 22:16:07,817 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 987 transitions. [2023-12-02 22:16:07,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 965 [2023-12-02 22:16:07,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:07,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:08,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:08,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 1734 conjuncts, 108 conjunts are in the unsatisfiable core [2023-12-02 22:16:08,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:10,017 INFO L134 CoverageAnalysis]: Checked inductivity of 51039 backedges. 0 proven. 39697 refuted. 0 times theorem prover too weak. 11342 trivial. 0 not checked. [2023-12-02 22:16:15,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:15,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 774 states and 993 transitions. [2023-12-02 22:16:15,710 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 993 transitions. [2023-12-02 22:16:15,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 968 [2023-12-02 22:16:15,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:15,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:16,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:16,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 1739 conjuncts, 217 conjunts are in the unsatisfiable core [2023-12-02 22:16:16,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:17,573 INFO L134 CoverageAnalysis]: Checked inductivity of 51360 backedges. 0 proven. 40018 refuted. 0 times theorem prover too weak. 11342 trivial. 0 not checked. [2023-12-02 22:16:23,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:23,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 777 states and 996 transitions. [2023-12-02 22:16:23,351 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 996 transitions. [2023-12-02 22:16:23,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 974 [2023-12-02 22:16:23,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:23,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:23,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 1750 conjuncts, 109 conjunts are in the unsatisfiable core [2023-12-02 22:16:23,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:25,495 INFO L134 CoverageAnalysis]: Checked inductivity of 52002 backedges. 0 proven. 40446 refuted. 0 times theorem prover too weak. 11556 trivial. 0 not checked. [2023-12-02 22:16:31,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:31,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 781 states and 1002 transitions. [2023-12-02 22:16:31,372 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1002 transitions. [2023-12-02 22:16:31,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 977 [2023-12-02 22:16:31,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:31,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:31,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 1755 conjuncts, 219 conjunts are in the unsatisfiable core [2023-12-02 22:16:31,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:33,129 INFO L134 CoverageAnalysis]: Checked inductivity of 52326 backedges. 0 proven. 40770 refuted. 0 times theorem prover too weak. 11556 trivial. 0 not checked. [2023-12-02 22:16:38,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:38,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 784 states and 1005 transitions. [2023-12-02 22:16:38,651 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1005 transitions. [2023-12-02 22:16:38,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 983 [2023-12-02 22:16:38,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:38,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:38,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 1766 conjuncts, 110 conjunts are in the unsatisfiable core [2023-12-02 22:16:38,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:40,834 INFO L134 CoverageAnalysis]: Checked inductivity of 52974 backedges. 0 proven. 41202 refuted. 0 times theorem prover too weak. 11772 trivial. 0 not checked. [2023-12-02 22:16:46,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:46,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 788 states and 1011 transitions. [2023-12-02 22:16:46,713 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1011 transitions. [2023-12-02 22:16:46,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 986 [2023-12-02 22:16:46,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:46,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:47,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:47,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 1771 conjuncts, 221 conjunts are in the unsatisfiable core [2023-12-02 22:16:47,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:48,344 INFO L134 CoverageAnalysis]: Checked inductivity of 53301 backedges. 0 proven. 41529 refuted. 0 times theorem prover too weak. 11772 trivial. 0 not checked. [2023-12-02 22:16:54,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:54,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 791 states and 1014 transitions. [2023-12-02 22:16:54,076 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1014 transitions. [2023-12-02 22:16:54,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 992 [2023-12-02 22:16:54,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:54,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:54,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:54,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 1782 conjuncts, 111 conjunts are in the unsatisfiable core [2023-12-02 22:16:54,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:56,342 INFO L134 CoverageAnalysis]: Checked inductivity of 53955 backedges. 0 proven. 41965 refuted. 0 times theorem prover too weak. 11990 trivial. 0 not checked. [2023-12-02 22:17:02,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:02,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 795 states and 1020 transitions. [2023-12-02 22:17:02,302 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1020 transitions. [2023-12-02 22:17:02,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 995 [2023-12-02 22:17:02,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:02,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:02,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:02,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 1787 conjuncts, 223 conjunts are in the unsatisfiable core [2023-12-02 22:17:02,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:04,004 INFO L134 CoverageAnalysis]: Checked inductivity of 54285 backedges. 0 proven. 42295 refuted. 0 times theorem prover too weak. 11990 trivial. 0 not checked. [2023-12-02 22:17:09,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:09,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 798 states and 1023 transitions. [2023-12-02 22:17:09,723 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1023 transitions. [2023-12-02 22:17:09,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1001 [2023-12-02 22:17:09,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:09,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:10,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:10,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 1798 conjuncts, 112 conjunts are in the unsatisfiable core [2023-12-02 22:17:10,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:11,899 INFO L134 CoverageAnalysis]: Checked inductivity of 54945 backedges. 0 proven. 42735 refuted. 0 times theorem prover too weak. 12210 trivial. 0 not checked. [2023-12-02 22:17:17,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:17,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 802 states and 1029 transitions. [2023-12-02 22:17:17,807 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1029 transitions. [2023-12-02 22:17:17,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1004 [2023-12-02 22:17:17,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:17,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:18,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:18,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 1803 conjuncts, 225 conjunts are in the unsatisfiable core [2023-12-02 22:17:18,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:19,543 INFO L134 CoverageAnalysis]: Checked inductivity of 55278 backedges. 0 proven. 43068 refuted. 0 times theorem prover too weak. 12210 trivial. 0 not checked. [2023-12-02 22:17:25,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:25,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 805 states and 1032 transitions. [2023-12-02 22:17:25,174 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1032 transitions. [2023-12-02 22:17:25,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1010 [2023-12-02 22:17:25,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:25,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:25,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:25,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 1814 conjuncts, 113 conjunts are in the unsatisfiable core [2023-12-02 22:17:25,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:27,441 INFO L134 CoverageAnalysis]: Checked inductivity of 55944 backedges. 0 proven. 43512 refuted. 0 times theorem prover too weak. 12432 trivial. 0 not checked. [2023-12-02 22:17:33,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:33,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 809 states and 1038 transitions. [2023-12-02 22:17:33,617 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1038 transitions. [2023-12-02 22:17:33,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1013 [2023-12-02 22:17:33,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:33,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:33,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 1819 conjuncts, 227 conjunts are in the unsatisfiable core [2023-12-02 22:17:33,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:35,366 INFO L134 CoverageAnalysis]: Checked inductivity of 56280 backedges. 0 proven. 43848 refuted. 0 times theorem prover too weak. 12432 trivial. 0 not checked. [2023-12-02 22:17:41,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:41,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 812 states and 1041 transitions. [2023-12-02 22:17:41,190 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1041 transitions. [2023-12-02 22:17:41,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1019 [2023-12-02 22:17:41,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:41,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:41,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:41,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 1830 conjuncts, 114 conjunts are in the unsatisfiable core [2023-12-02 22:17:41,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:43,545 INFO L134 CoverageAnalysis]: Checked inductivity of 56952 backedges. 0 proven. 44296 refuted. 0 times theorem prover too weak. 12656 trivial. 0 not checked. [2023-12-02 22:17:49,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:49,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 816 states and 1047 transitions. [2023-12-02 22:17:49,703 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1047 transitions. [2023-12-02 22:17:49,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1022 [2023-12-02 22:17:49,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:49,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:50,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:50,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 1835 conjuncts, 229 conjunts are in the unsatisfiable core [2023-12-02 22:17:50,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:51,438 INFO L134 CoverageAnalysis]: Checked inductivity of 57291 backedges. 0 proven. 44635 refuted. 0 times theorem prover too weak. 12656 trivial. 0 not checked. [2023-12-02 22:17:57,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:57,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 819 states and 1050 transitions. [2023-12-02 22:17:57,710 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1050 transitions. [2023-12-02 22:17:57,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1028 [2023-12-02 22:17:57,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:57,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:57,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:57,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 1846 conjuncts, 115 conjunts are in the unsatisfiable core [2023-12-02 22:17:58,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:00,138 INFO L134 CoverageAnalysis]: Checked inductivity of 57969 backedges. 0 proven. 45087 refuted. 0 times theorem prover too weak. 12882 trivial. 0 not checked. [2023-12-02 22:18:06,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:06,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 823 states and 1056 transitions. [2023-12-02 22:18:06,764 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1056 transitions. [2023-12-02 22:18:06,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1031 [2023-12-02 22:18:06,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:06,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:07,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:07,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 1851 conjuncts, 231 conjunts are in the unsatisfiable core [2023-12-02 22:18:07,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:08,557 INFO L134 CoverageAnalysis]: Checked inductivity of 58311 backedges. 0 proven. 45429 refuted. 0 times theorem prover too weak. 12882 trivial. 0 not checked. [2023-12-02 22:18:14,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:14,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 826 states and 1059 transitions. [2023-12-02 22:18:14,857 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1059 transitions. [2023-12-02 22:18:14,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1037 [2023-12-02 22:18:14,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:14,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:15,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:15,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 1862 conjuncts, 116 conjunts are in the unsatisfiable core [2023-12-02 22:18:15,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:17,259 INFO L134 CoverageAnalysis]: Checked inductivity of 58995 backedges. 0 proven. 45885 refuted. 0 times theorem prover too weak. 13110 trivial. 0 not checked. [2023-12-02 22:18:23,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:23,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 830 states and 1065 transitions. [2023-12-02 22:18:23,720 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1065 transitions. [2023-12-02 22:18:23,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1040 [2023-12-02 22:18:23,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:23,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:24,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 1867 conjuncts, 233 conjunts are in the unsatisfiable core [2023-12-02 22:18:24,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:25,856 INFO L134 CoverageAnalysis]: Checked inductivity of 59340 backedges. 0 proven. 46230 refuted. 0 times theorem prover too weak. 13110 trivial. 0 not checked. [2023-12-02 22:18:31,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:31,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 833 states and 1068 transitions. [2023-12-02 22:18:31,883 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1068 transitions. [2023-12-02 22:18:31,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1046 [2023-12-02 22:18:31,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:31,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:32,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 1878 conjuncts, 117 conjunts are in the unsatisfiable core [2023-12-02 22:18:32,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:34,218 INFO L134 CoverageAnalysis]: Checked inductivity of 60030 backedges. 0 proven. 46690 refuted. 0 times theorem prover too weak. 13340 trivial. 0 not checked. [2023-12-02 22:18:40,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:40,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 837 states and 1074 transitions. [2023-12-02 22:18:40,387 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1074 transitions. [2023-12-02 22:18:40,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1049 [2023-12-02 22:18:40,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:40,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:40,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 1883 conjuncts, 235 conjunts are in the unsatisfiable core [2023-12-02 22:18:40,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:42,392 INFO L134 CoverageAnalysis]: Checked inductivity of 60378 backedges. 0 proven. 47038 refuted. 0 times theorem prover too weak. 13340 trivial. 0 not checked. [2023-12-02 22:18:48,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:48,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 840 states and 1077 transitions. [2023-12-02 22:18:48,657 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1077 transitions. [2023-12-02 22:18:48,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1055 [2023-12-02 22:18:48,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:48,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:48,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 1894 conjuncts, 118 conjunts are in the unsatisfiable core [2023-12-02 22:18:49,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:51,249 INFO L134 CoverageAnalysis]: Checked inductivity of 61074 backedges. 0 proven. 47502 refuted. 0 times theorem prover too weak. 13572 trivial. 0 not checked. [2023-12-02 22:18:57,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:57,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 844 states and 1083 transitions. [2023-12-02 22:18:57,854 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1083 transitions. [2023-12-02 22:18:57,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1058 [2023-12-02 22:18:57,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:57,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:58,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:58,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 1899 conjuncts, 237 conjunts are in the unsatisfiable core [2023-12-02 22:18:58,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:59,922 INFO L134 CoverageAnalysis]: Checked inductivity of 61425 backedges. 0 proven. 47853 refuted. 0 times theorem prover too weak. 13572 trivial. 0 not checked. [2023-12-02 22:19:06,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:06,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 847 states and 1086 transitions. [2023-12-02 22:19:06,376 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1086 transitions. [2023-12-02 22:19:06,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1064 [2023-12-02 22:19:06,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:06,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:06,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:06,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 1910 conjuncts, 119 conjunts are in the unsatisfiable core [2023-12-02 22:19:06,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:19:08,903 INFO L134 CoverageAnalysis]: Checked inductivity of 62127 backedges. 0 proven. 48321 refuted. 0 times theorem prover too weak. 13806 trivial. 0 not checked. [2023-12-02 22:19:16,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:16,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 851 states and 1092 transitions. [2023-12-02 22:19:16,327 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1092 transitions. [2023-12-02 22:19:16,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1067 [2023-12-02 22:19:16,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:16,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:16,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 1915 conjuncts, 239 conjunts are in the unsatisfiable core [2023-12-02 22:19:16,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:19:18,407 INFO L134 CoverageAnalysis]: Checked inductivity of 62481 backedges. 0 proven. 48675 refuted. 0 times theorem prover too weak. 13806 trivial. 0 not checked. [2023-12-02 22:19:25,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:25,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 854 states and 1095 transitions. [2023-12-02 22:19:25,073 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1095 transitions. [2023-12-02 22:19:25,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1073 [2023-12-02 22:19:25,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:25,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:25,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:25,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 1926 conjuncts, 120 conjunts are in the unsatisfiable core [2023-12-02 22:19:25,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:19:27,601 INFO L134 CoverageAnalysis]: Checked inductivity of 63189 backedges. 0 proven. 49147 refuted. 0 times theorem prover too weak. 14042 trivial. 0 not checked. [2023-12-02 22:19:34,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:34,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 858 states and 1101 transitions. [2023-12-02 22:19:34,528 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1101 transitions. [2023-12-02 22:19:34,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1076 [2023-12-02 22:19:34,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:34,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:34,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 1931 conjuncts, 241 conjunts are in the unsatisfiable core [2023-12-02 22:19:34,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:19:36,448 INFO L134 CoverageAnalysis]: Checked inductivity of 63546 backedges. 0 proven. 49504 refuted. 0 times theorem prover too weak. 14042 trivial. 0 not checked. [2023-12-02 22:19:42,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:42,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 861 states and 1104 transitions. [2023-12-02 22:19:42,947 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1104 transitions. [2023-12-02 22:19:42,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1082 [2023-12-02 22:19:42,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:42,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:43,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:43,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 1942 conjuncts, 121 conjunts are in the unsatisfiable core [2023-12-02 22:19:43,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:19:45,473 INFO L134 CoverageAnalysis]: Checked inductivity of 64260 backedges. 0 proven. 49980 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2023-12-02 22:19:52,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:52,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 865 states and 1110 transitions. [2023-12-02 22:19:52,703 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1110 transitions. [2023-12-02 22:19:52,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1085 [2023-12-02 22:19:52,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:52,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:53,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:53,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 1947 conjuncts, 243 conjunts are in the unsatisfiable core [2023-12-02 22:19:53,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:19:54,842 INFO L134 CoverageAnalysis]: Checked inductivity of 64620 backedges. 0 proven. 50340 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2023-12-02 22:20:01,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:01,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 868 states and 1113 transitions. [2023-12-02 22:20:01,545 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1113 transitions. [2023-12-02 22:20:01,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1091 [2023-12-02 22:20:01,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:01,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:01,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 1958 conjuncts, 122 conjunts are in the unsatisfiable core [2023-12-02 22:20:01,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:20:04,170 INFO L134 CoverageAnalysis]: Checked inductivity of 65340 backedges. 0 proven. 50820 refuted. 0 times theorem prover too weak. 14520 trivial. 0 not checked. [2023-12-02 22:20:11,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:11,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 872 states and 1119 transitions. [2023-12-02 22:20:11,232 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1119 transitions. [2023-12-02 22:20:11,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1094 [2023-12-02 22:20:11,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:11,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:11,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 1963 conjuncts, 245 conjunts are in the unsatisfiable core [2023-12-02 22:20:11,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:20:13,233 INFO L134 CoverageAnalysis]: Checked inductivity of 65703 backedges. 0 proven. 51183 refuted. 0 times theorem prover too weak. 14520 trivial. 0 not checked.