./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.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_a1671d06-5f12-40bb-aa81-3620d4cefdd2/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1671d06-5f12-40bb-aa81-3620d4cefdd2/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_a1671d06-5f12-40bb-aa81-3620d4cefdd2/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1671d06-5f12-40bb-aa81-3620d4cefdd2/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1671d06-5f12-40bb-aa81-3620d4cefdd2/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_a1671d06-5f12-40bb-aa81-3620d4cefdd2/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 2a46b64c20324a7544dfe7936b5f39eaa32bba659068797748195a7f292bdaee --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:37:46,424 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:37:46,488 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1671d06-5f12-40bb-aa81-3620d4cefdd2/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:37:46,493 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:37:46,494 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:37:46,516 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:37:46,517 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:37:46,518 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:37:46,519 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:37:46,519 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:37:46,520 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:37:46,521 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:37:46,521 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:37:46,522 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:37:46,522 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:37:46,523 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:37:46,523 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:37:46,524 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:37:46,524 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:37:46,525 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:37:46,525 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:37:46,526 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:37:46,526 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:37:46,527 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:37:46,527 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:37:46,527 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:37:46,528 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:37:46,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:37:46,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:37:46,529 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:37:46,529 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:37:46,529 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:37:46,530 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:37:46,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:37:46,531 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:37:46,531 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_a1671d06-5f12-40bb-aa81-3620d4cefdd2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1671d06-5f12-40bb-aa81-3620d4cefdd2/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a46b64c20324a7544dfe7936b5f39eaa32bba659068797748195a7f292bdaee [2023-12-02 21:37:46,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:37:46,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:37:46,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:37:46,754 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:37:46,754 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:37:46,756 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1671d06-5f12-40bb-aa81-3620d4cefdd2/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c [2023-12-02 21:37:49,494 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:37:49,681 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:37:49,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1671d06-5f12-40bb-aa81-3620d4cefdd2/sv-benchmarks/c/array-multidimensional/copy-partial-2-n-u.c [2023-12-02 21:37:49,689 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1671d06-5f12-40bb-aa81-3620d4cefdd2/bin/ukojak-verify-Qdu7aM0XO9/data/3b0dfdec1/dc588e5310964e0bbef8ae277a4cb0ff/FLAGe0bb4317d [2023-12-02 21:37:49,702 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1671d06-5f12-40bb-aa81-3620d4cefdd2/bin/ukojak-verify-Qdu7aM0XO9/data/3b0dfdec1/dc588e5310964e0bbef8ae277a4cb0ff [2023-12-02 21:37:49,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:37:49,705 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:37:49,706 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:37:49,706 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:37:49,710 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:37:49,711 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:37:49" (1/1) ... [2023-12-02 21:37:49,712 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c486a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:37:49, skipping insertion in model container [2023-12-02 21:37:49,713 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:37:49" (1/1) ... [2023-12-02 21:37:49,736 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:37:49,910 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:37:49,922 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:37:49,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:37:49,959 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:37:49,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:37:49 WrapperNode [2023-12-02 21:37:49,960 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:37:49,961 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:37:49,961 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:37:49,961 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:37:49,969 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:37:49" (1/1) ... [2023-12-02 21:37:49,976 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:37:49" (1/1) ... [2023-12-02 21:37:49,998 INFO L138 Inliner]: procedures = 15, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2023-12-02 21:37:49,999 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:37:50,000 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:37:50,000 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:37:50,000 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:37:50,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:37:49" (1/1) ... [2023-12-02 21:37:50,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:37:49" (1/1) ... [2023-12-02 21:37:50,012 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:37:49" (1/1) ... [2023-12-02 21:37:50,012 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:37:49" (1/1) ... [2023-12-02 21:37:50,018 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:37:49" (1/1) ... [2023-12-02 21:37:50,022 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:37:49" (1/1) ... [2023-12-02 21:37:50,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:37:49" (1/1) ... [2023-12-02 21:37:50,025 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:37:49" (1/1) ... [2023-12-02 21:37:50,027 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:37:50,028 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:37:50,028 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:37:50,028 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:37:50,029 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:37:49" (1/1) ... [2023-12-02 21:37:50,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:37:50,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1671d06-5f12-40bb-aa81-3620d4cefdd2/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:37:50,061 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1671d06-5f12-40bb-aa81-3620d4cefdd2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:37:50,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1671d06-5f12-40bb-aa81-3620d4cefdd2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:37:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:37:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:37:50,097 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:37:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:37:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:37:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:37:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:37:50,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:37:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:37:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:37:50,172 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:37:50,174 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:37:50,379 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:37:50,437 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:37:50,438 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-12-02 21:37:50,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:37:50 BoogieIcfgContainer [2023-12-02 21:37:50,439 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:37:50,440 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:37:50,440 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:37:50,448 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:37:50,448 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:37:50" (1/1) ... [2023-12-02 21:37:50,455 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:37:50,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:50,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2023-12-02 21:37:50,501 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-12-02 21:37:50,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 21:37:50,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:50,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:50,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:50,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:50,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:50,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:50,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:50,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2023-12-02 21:37:50,711 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-12-02 21:37:50,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 21:37:50,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:50,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:50,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:50,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:50,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:50,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:50,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:50,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 42 states and 55 transitions. [2023-12-02 21:37:50,868 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2023-12-02 21:37:50,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 21:37:50,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:50,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:50,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:50,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:50,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:50,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:50,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:50,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 62 transitions. [2023-12-02 21:37:50,948 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2023-12-02 21:37:50,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 21:37:50,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:50,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:50,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:50,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:50,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:50,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:51,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:51,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 47 states and 67 transitions. [2023-12-02 21:37:51,037 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2023-12-02 21:37:51,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 21:37:51,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:51,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:51,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:51,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:51,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:51,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:51,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:51,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 50 states and 74 transitions. [2023-12-02 21:37:51,238 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 74 transitions. [2023-12-02 21:37:51,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 21:37:51,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:51,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:51,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:51,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:51,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:51,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:51,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:51,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2023-12-02 21:37:51,440 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2023-12-02 21:37:51,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 21:37:51,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:51,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:51,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:51,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:51,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:51,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:51,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 56 states and 88 transitions. [2023-12-02 21:37:51,498 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 88 transitions. [2023-12-02 21:37:51,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 21:37:51,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:51,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:51,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:51,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:51,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:51,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:51,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 96 transitions. [2023-12-02 21:37:51,566 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 96 transitions. [2023-12-02 21:37:51,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 21:37:51,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:51,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:51,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:51,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:51,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:51,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:51,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:51,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 63 states and 105 transitions. [2023-12-02 21:37:51,708 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 105 transitions. [2023-12-02 21:37:51,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 21:37:51,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:51,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:51,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:51,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:51,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:51,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:51,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 66 states and 114 transitions. [2023-12-02 21:37:51,858 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 114 transitions. [2023-12-02 21:37:51,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:37:51,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:51,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:51,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:51,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:51,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:51,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:51,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:51,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 69 states and 121 transitions. [2023-12-02 21:37:51,926 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 121 transitions. [2023-12-02 21:37:51,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:37:51,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:51,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:51,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:51,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:51,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:52,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:52,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 73 states and 131 transitions. [2023-12-02 21:37:52,006 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 131 transitions. [2023-12-02 21:37:52,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:37:52,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:52,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:52,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:37:52,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:52,076 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:52,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:52,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 70 states and 122 transitions. [2023-12-02 21:37:52,096 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 122 transitions. [2023-12-02 21:37:52,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:37:52,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:52,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:52,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:52,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:52,135 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:37:52,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:52,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 72 states and 123 transitions. [2023-12-02 21:37:52,182 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 123 transitions. [2023-12-02 21:37:52,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 21:37:52,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:52,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:52,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:52,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:52,229 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:37:52,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:52,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 74 states and 125 transitions. [2023-12-02 21:37:52,312 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 125 transitions. [2023-12-02 21:37:52,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 21:37:52,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:52,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:52,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:52,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:37:52,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:52,399 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:37:52,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:52,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 75 states and 127 transitions. [2023-12-02 21:37:52,549 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 127 transitions. [2023-12-02 21:37:52,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 21:37:52,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:52,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:52,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:52,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:37:52,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:52,631 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:37:53,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:53,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 77 states and 131 transitions. [2023-12-02 21:37:53,062 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 131 transitions. [2023-12-02 21:37:53,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 21:37:53,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:53,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:53,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:53,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:37:53,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:53,128 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:53,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:53,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 80 states and 138 transitions. [2023-12-02 21:37:53,344 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 138 transitions. [2023-12-02 21:37:53,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 21:37:53,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:53,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:53,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:53,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:53,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:53,381 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:37:53,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:53,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 83 states and 141 transitions. [2023-12-02 21:37:53,517 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 141 transitions. [2023-12-02 21:37:53,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:37:53,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:53,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:53,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:53,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:53,559 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 21:37:53,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:53,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 85 states and 142 transitions. [2023-12-02 21:37:53,631 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 142 transitions. [2023-12-02 21:37:53,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:37:53,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:53,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:53,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:53,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:37:53,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:53,731 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:37:53,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:53,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 88 states and 145 transitions. [2023-12-02 21:37:53,938 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 145 transitions. [2023-12-02 21:37:53,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:37:53,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:53,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:53,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:37:53,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:54,019 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:54,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:54,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 91 states and 152 transitions. [2023-12-02 21:37:54,250 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 152 transitions. [2023-12-02 21:37:54,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:37:54,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:54,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:54,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:54,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:54,291 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 21:37:54,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:54,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 94 states and 155 transitions. [2023-12-02 21:37:54,438 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 155 transitions. [2023-12-02 21:37:54,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 21:37:54,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:54,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:54,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:54,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:54,486 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 21:37:54,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:54,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 96 states and 156 transitions. [2023-12-02 21:37:54,558 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 156 transitions. [2023-12-02 21:37:54,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 21:37:54,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:54,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:54,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:54,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:37:54,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:54,677 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:37:54,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:54,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 99 states and 159 transitions. [2023-12-02 21:37:54,876 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 159 transitions. [2023-12-02 21:37:54,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 21:37:54,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:54,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:54,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:37:54,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:54,970 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:55,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:55,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 102 states and 166 transitions. [2023-12-02 21:37:55,218 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 166 transitions. [2023-12-02 21:37:55,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 21:37:55,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:55,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:55,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:55,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:55,268 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 21:37:55,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:55,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 105 states and 169 transitions. [2023-12-02 21:37:55,411 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 169 transitions. [2023-12-02 21:37:55,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:37:55,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:55,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:55,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:55,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:55,473 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 21:37:55,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:55,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 107 states and 170 transitions. [2023-12-02 21:37:55,556 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 170 transitions. [2023-12-02 21:37:55,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 21:37:55,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:55,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:55,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:37:55,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:55,687 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:37:55,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:55,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 110 states and 173 transitions. [2023-12-02 21:37:55,941 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 173 transitions. [2023-12-02 21:37:55,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 21:37:55,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:55,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:55,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:37:55,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:56,036 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:56,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:56,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 113 states and 180 transitions. [2023-12-02 21:37:56,304 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 180 transitions. [2023-12-02 21:37:56,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 21:37:56,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:56,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:56,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:56,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:56,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:56,358 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 21:37:56,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:56,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 116 states and 183 transitions. [2023-12-02 21:37:56,516 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 183 transitions. [2023-12-02 21:37:56,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:37:56,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:56,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:56,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:56,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:56,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:56,575 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-12-02 21:37:56,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 118 states and 184 transitions. [2023-12-02 21:37:56,664 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 184 transitions. [2023-12-02 21:37:56,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:37:56,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:56,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:56,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:37:56,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:56,833 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:37:57,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:57,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 121 states and 187 transitions. [2023-12-02 21:37:57,087 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 187 transitions. [2023-12-02 21:37:57,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:37:57,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:57,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:57,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:37:57,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:57,204 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:57,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:57,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 124 states and 194 transitions. [2023-12-02 21:37:57,490 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 194 transitions. [2023-12-02 21:37:57,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:37:57,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:57,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:57,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:57,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:57,541 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-12-02 21:37:57,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:57,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 127 states and 197 transitions. [2023-12-02 21:37:57,739 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 197 transitions. [2023-12-02 21:37:57,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:37:57,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:57,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:57,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:57,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:57,790 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2023-12-02 21:37:57,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:57,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 129 states and 198 transitions. [2023-12-02 21:37:57,874 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 198 transitions. [2023-12-02 21:37:57,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:37:57,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:57,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:57,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:57,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:37:57,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:58,040 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:37:58,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:58,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 132 states and 201 transitions. [2023-12-02 21:37:58,310 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 201 transitions. [2023-12-02 21:37:58,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:37:58,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:58,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:58,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:58,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:37:58,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:58,414 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:58,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:58,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 135 states and 208 transitions. [2023-12-02 21:37:58,675 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 208 transitions. [2023-12-02 21:37:58,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:37:58,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:58,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:58,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:58,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:58,728 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2023-12-02 21:37:58,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:58,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 138 states and 211 transitions. [2023-12-02 21:37:58,898 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 211 transitions. [2023-12-02 21:37:58,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:37:58,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:58,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:58,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:58,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:58,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:58,956 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 21:37:59,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:59,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 140 states and 212 transitions. [2023-12-02 21:37:59,045 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 212 transitions. [2023-12-02 21:37:59,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 21:37:59,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:59,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:59,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:59,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:37:59,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:59,243 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:37:59,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:59,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 143 states and 215 transitions. [2023-12-02 21:37:59,561 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 215 transitions. [2023-12-02 21:37:59,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 21:37:59,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:59,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:59,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 21:37:59,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:59,673 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:59,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:59,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 146 states and 222 transitions. [2023-12-02 21:37:59,969 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 222 transitions. [2023-12-02 21:37:59,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 21:37:59,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:59,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:00,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:00,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:00,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:00,045 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 21:38:00,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:00,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 149 states and 225 transitions. [2023-12-02 21:38:00,227 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 225 transitions. [2023-12-02 21:38:00,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:38:00,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:00,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:00,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:00,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:00,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:00,286 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-12-02 21:38:00,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:00,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 151 states and 226 transitions. [2023-12-02 21:38:00,380 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 226 transitions. [2023-12-02 21:38:00,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 21:38:00,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:00,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:00,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 21:38:00,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:00,549 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:00,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:00,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 154 states and 229 transitions. [2023-12-02 21:38:00,854 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 229 transitions. [2023-12-02 21:38:00,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 21:38:00,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:00,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:00,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:00,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 21:38:00,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:00,992 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:01,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:01,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 157 states and 236 transitions. [2023-12-02 21:38:01,362 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 236 transitions. [2023-12-02 21:38:01,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 21:38:01,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:01,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:01,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:01,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:01,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:01,429 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-12-02 21:38:01,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:01,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 160 states and 239 transitions. [2023-12-02 21:38:01,661 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 239 transitions. [2023-12-02 21:38:01,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:38:01,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:01,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:01,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:01,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:01,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:01,727 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-12-02 21:38:01,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:01,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 162 states and 240 transitions. [2023-12-02 21:38:01,825 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 240 transitions. [2023-12-02 21:38:01,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 21:38:01,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:01,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:01,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:38:01,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:02,019 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:02,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:02,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 165 states and 243 transitions. [2023-12-02 21:38:02,397 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 243 transitions. [2023-12-02 21:38:02,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 21:38:02,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:02,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:02,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:38:02,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:02,533 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:02,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:02,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 168 states and 250 transitions. [2023-12-02 21:38:02,849 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 250 transitions. [2023-12-02 21:38:02,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 21:38:02,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:02,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:02,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:02,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:02,917 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-12-02 21:38:03,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:03,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 171 states and 253 transitions. [2023-12-02 21:38:03,133 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 253 transitions. [2023-12-02 21:38:03,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 21:38:03,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:03,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:03,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:03,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:03,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:03,211 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-12-02 21:38:03,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:03,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 173 states and 254 transitions. [2023-12-02 21:38:03,341 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 254 transitions. [2023-12-02 21:38:03,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:38:03,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:03,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:03,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 21:38:03,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:03,539 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:03,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:03,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 176 states and 257 transitions. [2023-12-02 21:38:03,843 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 257 transitions. [2023-12-02 21:38:03,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:38:03,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:03,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:03,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 21:38:03,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:03,993 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:04,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:04,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 179 states and 264 transitions. [2023-12-02 21:38:04,397 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 264 transitions. [2023-12-02 21:38:04,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:38:04,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:04,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:04,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:04,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:04,470 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-12-02 21:38:04,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:04,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 182 states and 267 transitions. [2023-12-02 21:38:04,712 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 267 transitions. [2023-12-02 21:38:04,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 21:38:04,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:04,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:04,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:04,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:04,800 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2023-12-02 21:38:04,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:04,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 184 states and 268 transitions. [2023-12-02 21:38:04,903 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 268 transitions. [2023-12-02 21:38:04,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:38:04,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:04,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:04,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 21:38:04,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:05,145 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:05,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:05,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 187 states and 271 transitions. [2023-12-02 21:38:05,498 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 271 transitions. [2023-12-02 21:38:05,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:38:05,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:05,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:05,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:05,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 21:38:05,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:05,656 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:06,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:06,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 190 states and 278 transitions. [2023-12-02 21:38:06,048 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 278 transitions. [2023-12-02 21:38:06,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:38:06,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:06,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:06,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:06,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:06,126 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2023-12-02 21:38:06,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:06,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 193 states and 281 transitions. [2023-12-02 21:38:06,374 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 281 transitions. [2023-12-02 21:38:06,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 21:38:06,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:06,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:06,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:06,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:06,469 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2023-12-02 21:38:06,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:06,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 195 states and 282 transitions. [2023-12-02 21:38:06,608 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 282 transitions. [2023-12-02 21:38:06,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 21:38:06,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:06,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:06,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:06,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 21:38:06,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:06,859 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:07,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:07,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 198 states and 285 transitions. [2023-12-02 21:38:07,234 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 285 transitions. [2023-12-02 21:38:07,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 21:38:07,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:07,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:07,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:07,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 21:38:07,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:07,384 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:07,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:07,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 201 states and 292 transitions. [2023-12-02 21:38:07,810 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 292 transitions. [2023-12-02 21:38:07,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 21:38:07,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:07,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:07,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:07,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:07,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:07,899 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2023-12-02 21:38:08,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:08,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 204 states and 295 transitions. [2023-12-02 21:38:08,149 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 295 transitions. [2023-12-02 21:38:08,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:38:08,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:08,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:08,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:08,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:08,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:08,247 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2023-12-02 21:38:08,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:08,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 206 states and 296 transitions. [2023-12-02 21:38:08,380 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 296 transitions. [2023-12-02 21:38:08,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 21:38:08,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:08,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:08,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:08,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 21:38:08,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:08,654 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:09,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:09,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 209 states and 299 transitions. [2023-12-02 21:38:09,041 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 299 transitions. [2023-12-02 21:38:09,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 21:38:09,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:09,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:09,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:09,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 21:38:09,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:09,206 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:09,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:09,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 212 states and 306 transitions. [2023-12-02 21:38:09,679 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 306 transitions. [2023-12-02 21:38:09,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 21:38:09,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:09,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:09,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:09,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:09,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:09,759 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2023-12-02 21:38:10,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:10,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 215 states and 309 transitions. [2023-12-02 21:38:10,035 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 309 transitions. [2023-12-02 21:38:10,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 21:38:10,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:10,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:10,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:10,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:10,127 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2023-12-02 21:38:10,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:10,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 217 states and 310 transitions. [2023-12-02 21:38:10,247 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 310 transitions. [2023-12-02 21:38:10,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 21:38:10,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:10,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:10,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:10,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 21:38:10,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:10,556 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:11,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:11,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 220 states and 313 transitions. [2023-12-02 21:38:11,020 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 313 transitions. [2023-12-02 21:38:11,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 21:38:11,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:11,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:11,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 21:38:11,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:11,207 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:11,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:11,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 223 states and 320 transitions. [2023-12-02 21:38:11,670 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 320 transitions. [2023-12-02 21:38:11,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 21:38:11,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:11,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:11,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:11,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:11,760 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2023-12-02 21:38:12,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:12,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 226 states and 323 transitions. [2023-12-02 21:38:12,077 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 323 transitions. [2023-12-02 21:38:12,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 21:38:12,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:12,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:12,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:12,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:12,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:12,168 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2023-12-02 21:38:12,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:12,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 228 states and 324 transitions. [2023-12-02 21:38:12,296 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 324 transitions. [2023-12-02 21:38:12,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 21:38:12,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:12,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:12,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:12,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:38:12,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:12,598 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:13,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:13,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 231 states and 327 transitions. [2023-12-02 21:38:13,065 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 327 transitions. [2023-12-02 21:38:13,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 21:38:13,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:13,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:13,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:38:13,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:13,243 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:13,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:13,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 234 states and 334 transitions. [2023-12-02 21:38:13,703 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 334 transitions. [2023-12-02 21:38:13,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 21:38:13,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:13,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:13,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:13,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:13,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:13,796 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2023-12-02 21:38:14,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:14,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 237 states and 337 transitions. [2023-12-02 21:38:14,093 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 337 transitions. [2023-12-02 21:38:14,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 21:38:14,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:14,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:14,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:14,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:14,191 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-12-02 21:38:14,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:14,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 239 states and 338 transitions. [2023-12-02 21:38:14,339 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 338 transitions. [2023-12-02 21:38:14,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 21:38:14,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:14,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:14,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:14,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 21:38:14,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:14,700 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:15,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:15,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 242 states and 341 transitions. [2023-12-02 21:38:15,181 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 341 transitions. [2023-12-02 21:38:15,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 21:38:15,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:15,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:15,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:15,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 21:38:15,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:15,393 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:15,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:15,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 245 states and 348 transitions. [2023-12-02 21:38:15,922 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 348 transitions. [2023-12-02 21:38:15,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 21:38:15,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:15,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:15,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:15,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:16,019 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-12-02 21:38:16,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:16,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 248 states and 351 transitions. [2023-12-02 21:38:16,320 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 351 transitions. [2023-12-02 21:38:16,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 21:38:16,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:16,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:16,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:16,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:16,413 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2023-12-02 21:38:16,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:16,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 250 states and 352 transitions. [2023-12-02 21:38:16,597 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 352 transitions. [2023-12-02 21:38:16,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 21:38:16,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:16,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:16,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:16,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:38:16,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:16,919 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 18 proven. 376 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:17,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:17,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 253 states and 355 transitions. [2023-12-02 21:38:17,414 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 355 transitions. [2023-12-02 21:38:17,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 21:38:17,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:17,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:17,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 21:38:17,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:17,608 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:18,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:18,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 256 states and 362 transitions. [2023-12-02 21:38:18,191 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 362 transitions. [2023-12-02 21:38:18,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 21:38:18,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:18,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:18,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:18,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:18,293 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2023-12-02 21:38:18,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:18,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 259 states and 365 transitions. [2023-12-02 21:38:18,645 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 365 transitions. [2023-12-02 21:38:18,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 21:38:18,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:18,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:18,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:18,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:18,755 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2023-12-02 21:38:18,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:18,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 261 states and 366 transitions. [2023-12-02 21:38:18,923 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 366 transitions. [2023-12-02 21:38:18,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 21:38:18,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:18,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:18,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-02 21:38:18,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:19,307 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 19 proven. 425 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:19,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:19,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 264 states and 369 transitions. [2023-12-02 21:38:19,892 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 369 transitions. [2023-12-02 21:38:19,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 21:38:19,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:19,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:19,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:19,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-02 21:38:19,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:20,117 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:20,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:20,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 267 states and 376 transitions. [2023-12-02 21:38:20,717 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 376 transitions. [2023-12-02 21:38:20,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 21:38:20,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:20,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:20,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:20,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:20,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:20,824 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2023-12-02 21:38:21,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:21,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 270 states and 379 transitions. [2023-12-02 21:38:21,202 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 379 transitions. [2023-12-02 21:38:21,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:38:21,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:21,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:21,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:21,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:21,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:21,322 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2023-12-02 21:38:21,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:21,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 272 states and 380 transitions. [2023-12-02 21:38:21,495 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 380 transitions. [2023-12-02 21:38:21,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 21:38:21,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:21,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:21,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 21:38:21,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:21,847 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 20 proven. 477 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:22,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:22,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 275 states and 383 transitions. [2023-12-02 21:38:22,426 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 383 transitions. [2023-12-02 21:38:22,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 21:38:22,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:22,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:22,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 21:38:22,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:22,687 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:23,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:23,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 278 states and 390 transitions. [2023-12-02 21:38:23,226 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 390 transitions. [2023-12-02 21:38:23,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 21:38:23,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:23,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:23,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:23,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:23,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:23,340 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2023-12-02 21:38:23,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:23,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 281 states and 393 transitions. [2023-12-02 21:38:23,699 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 393 transitions. [2023-12-02 21:38:23,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 21:38:23,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:23,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:23,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:23,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:23,819 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2023-12-02 21:38:24,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:24,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 283 states and 394 transitions. [2023-12-02 21:38:24,012 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 394 transitions. [2023-12-02 21:38:24,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 21:38:24,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:24,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:24,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:24,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 21:38:24,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:24,412 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 21 proven. 532 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:24,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:24,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 286 states and 397 transitions. [2023-12-02 21:38:24,961 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 397 transitions. [2023-12-02 21:38:24,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 21:38:24,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:24,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:25,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:25,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 21:38:25,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:25,186 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:25,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:25,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 289 states and 404 transitions. [2023-12-02 21:38:25,771 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 404 transitions. [2023-12-02 21:38:25,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 21:38:25,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:25,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:25,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:25,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:25,904 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2023-12-02 21:38:26,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:26,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 292 states and 407 transitions. [2023-12-02 21:38:26,348 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 407 transitions. [2023-12-02 21:38:26,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 21:38:26,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:26,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:26,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:26,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:26,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:26,498 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 653 trivial. 0 not checked. [2023-12-02 21:38:26,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:26,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 294 states and 408 transitions. [2023-12-02 21:38:26,711 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 408 transitions. [2023-12-02 21:38:26,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:38:26,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:26,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:26,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 21:38:26,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:27,110 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 22 proven. 590 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:27,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:27,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 297 states and 411 transitions. [2023-12-02 21:38:27,761 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 411 transitions. [2023-12-02 21:38:27,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:38:27,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:27,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:27,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:27,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 21:38:27,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:28,027 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:28,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:28,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 300 states and 418 transitions. [2023-12-02 21:38:28,684 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 418 transitions. [2023-12-02 21:38:28,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:38:28,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:28,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:28,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:28,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:28,807 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 653 trivial. 0 not checked. [2023-12-02 21:38:29,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:29,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 303 states and 421 transitions. [2023-12-02 21:38:29,212 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 421 transitions. [2023-12-02 21:38:29,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 21:38:29,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:29,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:29,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:29,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:29,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:29,347 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 717 trivial. 0 not checked. [2023-12-02 21:38:29,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:29,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 305 states and 422 transitions. [2023-12-02 21:38:29,541 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 422 transitions. [2023-12-02 21:38:29,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:38:29,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:29,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:29,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:29,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 21:38:29,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:29,911 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 23 proven. 651 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:30,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:30,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 308 states and 425 transitions. [2023-12-02 21:38:30,502 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 425 transitions. [2023-12-02 21:38:30,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:38:30,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:30,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:30,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:30,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 21:38:30,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:30,752 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 0 proven. 759 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:31,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:31,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 311 states and 432 transitions. [2023-12-02 21:38:31,347 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 432 transitions. [2023-12-02 21:38:31,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:38:31,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:31,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:31,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:31,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:31,489 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 717 trivial. 0 not checked. [2023-12-02 21:38:31,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:31,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 314 states and 435 transitions. [2023-12-02 21:38:31,880 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 435 transitions. [2023-12-02 21:38:31,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 21:38:31,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:31,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:31,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:31,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:31,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:32,016 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2023-12-02 21:38:32,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:32,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 316 states and 436 transitions. [2023-12-02 21:38:32,219 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 436 transitions. [2023-12-02 21:38:32,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 21:38:32,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:32,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:32,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:32,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-02 21:38:32,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:32,618 INFO L134 CoverageAnalysis]: Checked inductivity of 742 backedges. 24 proven. 715 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:33,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:33,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 319 states and 439 transitions. [2023-12-02 21:38:33,269 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 439 transitions. [2023-12-02 21:38:33,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 21:38:33,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:33,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:33,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-02 21:38:33,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:33,528 INFO L134 CoverageAnalysis]: Checked inductivity of 830 backedges. 0 proven. 828 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:34,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:34,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 322 states and 446 transitions. [2023-12-02 21:38:34,169 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 446 transitions. [2023-12-02 21:38:34,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 21:38:34,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:34,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:34,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:34,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:34,291 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2023-12-02 21:38:34,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:34,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 325 states and 449 transitions. [2023-12-02 21:38:34,693 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 449 transitions. [2023-12-02 21:38:34,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 21:38:34,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:34,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:34,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:34,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:34,822 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-12-02 21:38:35,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:35,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 327 states and 450 transitions. [2023-12-02 21:38:35,054 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 450 transitions. [2023-12-02 21:38:35,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 21:38:35,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:35,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:35,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 21:38:35,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:35,455 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 25 proven. 782 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:36,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:36,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 330 states and 453 transitions. [2023-12-02 21:38:36,112 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 453 transitions. [2023-12-02 21:38:36,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 21:38:36,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:36,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:36,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:36,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 21:38:36,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:36,358 INFO L134 CoverageAnalysis]: Checked inductivity of 902 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:37,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:37,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 333 states and 460 transitions. [2023-12-02 21:38:37,092 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 460 transitions. [2023-12-02 21:38:37,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 21:38:37,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:37,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:37,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:37,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:37,223 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-12-02 21:38:37,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:37,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 336 states and 463 transitions. [2023-12-02 21:38:37,633 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 463 transitions. [2023-12-02 21:38:37,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 21:38:37,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:37,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:37,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:37,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:37,766 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 927 trivial. 0 not checked. [2023-12-02 21:38:37,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:37,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 338 states and 464 transitions. [2023-12-02 21:38:37,978 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 464 transitions. [2023-12-02 21:38:37,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 21:38:37,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:37,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:38,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:38,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 21:38:38,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:38,378 INFO L134 CoverageAnalysis]: Checked inductivity of 881 backedges. 26 proven. 852 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:38,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:38,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 341 states and 467 transitions. [2023-12-02 21:38:38,991 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 467 transitions. [2023-12-02 21:38:38,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 21:38:38,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:38,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:39,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:39,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 21:38:39,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:39,284 INFO L134 CoverageAnalysis]: Checked inductivity of 977 backedges. 0 proven. 975 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:39,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:39,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 344 states and 474 transitions. [2023-12-02 21:38:39,966 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 474 transitions. [2023-12-02 21:38:39,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 21:38:39,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:39,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:40,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:40,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:40,104 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 927 trivial. 0 not checked. [2023-12-02 21:38:40,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:40,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 347 states and 477 transitions. [2023-12-02 21:38:40,550 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 477 transitions. [2023-12-02 21:38:40,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 21:38:40,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:40,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:40,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:40,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:40,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1003 trivial. 0 not checked. [2023-12-02 21:38:40,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:40,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 349 states and 478 transitions. [2023-12-02 21:38:40,904 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 478 transitions. [2023-12-02 21:38:40,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 21:38:40,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:40,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:40,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 21:38:40,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:41,360 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 27 proven. 925 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:42,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:42,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 352 states and 481 transitions. [2023-12-02 21:38:42,082 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 481 transitions. [2023-12-02 21:38:42,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 21:38:42,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:42,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:42,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:42,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 21:38:42,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:42,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1055 backedges. 0 proven. 1053 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:43,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:43,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 355 states and 488 transitions. [2023-12-02 21:38:43,037 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 488 transitions. [2023-12-02 21:38:43,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 21:38:43,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:43,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:43,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:43,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:43,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:43,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1003 trivial. 0 not checked. [2023-12-02 21:38:43,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:43,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 358 states and 491 transitions. [2023-12-02 21:38:43,667 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 491 transitions. [2023-12-02 21:38:43,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-02 21:38:43,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:43,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:43,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:43,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:43,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1082 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1082 trivial. 0 not checked. [2023-12-02 21:38:44,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:44,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 360 states and 492 transitions. [2023-12-02 21:38:44,099 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 492 transitions. [2023-12-02 21:38:44,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 21:38:44,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:44,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:44,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:44,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 21:38:44,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:44,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 28 proven. 1001 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:45,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:45,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 363 states and 495 transitions. [2023-12-02 21:38:45,325 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 495 transitions. [2023-12-02 21:38:45,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 21:38:45,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:45,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:45,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:45,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 21:38:45,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:45,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:46,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:46,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 366 states and 502 transitions. [2023-12-02 21:38:46,350 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 502 transitions. [2023-12-02 21:38:46,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 21:38:46,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:46,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:46,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:46,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:46,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1082 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1082 trivial. 0 not checked. [2023-12-02 21:38:47,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:47,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 369 states and 505 transitions. [2023-12-02 21:38:47,037 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 505 transitions. [2023-12-02 21:38:47,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-02 21:38:47,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:47,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:47,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:47,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:47,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1164 trivial. 0 not checked. [2023-12-02 21:38:47,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:47,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 371 states and 506 transitions. [2023-12-02 21:38:47,423 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 506 transitions. [2023-12-02 21:38:47,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 21:38:47,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:47,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:47,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:47,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 21:38:47,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:47,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1112 backedges. 29 proven. 1080 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:48,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:48,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 374 states and 509 transitions. [2023-12-02 21:38:48,586 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 509 transitions. [2023-12-02 21:38:48,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 21:38:48,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:48,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:48,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 21:38:48,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:48,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1220 backedges. 0 proven. 1218 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:49,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:49,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 377 states and 516 transitions. [2023-12-02 21:38:49,711 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 516 transitions. [2023-12-02 21:38:49,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 21:38:49,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:49,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:49,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:49,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:49,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:49,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1164 trivial. 0 not checked. [2023-12-02 21:38:50,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:50,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 380 states and 519 transitions. [2023-12-02 21:38:50,326 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 519 transitions. [2023-12-02 21:38:50,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-02 21:38:50,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:50,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:50,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:50,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:50,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1249 trivial. 0 not checked. [2023-12-02 21:38:50,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:50,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 382 states and 520 transitions. [2023-12-02 21:38:50,700 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 520 transitions. [2023-12-02 21:38:50,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-02 21:38:50,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:50,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:50,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 21:38:50,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:51,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1195 backedges. 30 proven. 1162 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:51,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:51,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 385 states and 523 transitions. [2023-12-02 21:38:51,865 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 523 transitions. [2023-12-02 21:38:51,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-02 21:38:51,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:51,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:51,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 21:38:51,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:52,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 0 proven. 1305 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:52,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:52,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 388 states and 530 transitions. [2023-12-02 21:38:52,965 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 530 transitions. [2023-12-02 21:38:52,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-02 21:38:52,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:52,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:53,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:53,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:53,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1249 trivial. 0 not checked. [2023-12-02 21:38:53,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:53,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 391 states and 533 transitions. [2023-12-02 21:38:53,630 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 533 transitions. [2023-12-02 21:38:53,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 21:38:53,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:53,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:53,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:53,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:53,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1337 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1337 trivial. 0 not checked. [2023-12-02 21:38:54,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:54,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 393 states and 534 transitions. [2023-12-02 21:38:54,047 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 534 transitions. [2023-12-02 21:38:54,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-02 21:38:54,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:54,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:54,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 21:38:54,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:54,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 31 proven. 1247 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:55,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:55,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 396 states and 537 transitions. [2023-12-02 21:38:55,429 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 537 transitions. [2023-12-02 21:38:55,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-02 21:38:55,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:55,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:55,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:55,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 21:38:55,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:55,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1397 backedges. 0 proven. 1395 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:38:56,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:56,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 399 states and 544 transitions. [2023-12-02 21:38:56,493 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 544 transitions. [2023-12-02 21:38:56,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-02 21:38:56,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:56,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:56,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:56,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:56,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:56,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1337 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1337 trivial. 0 not checked. [2023-12-02 21:38:57,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:57,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 402 states and 547 transitions. [2023-12-02 21:38:57,188 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 547 transitions. [2023-12-02 21:38:57,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-02 21:38:57,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:57,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:57,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:57,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:57,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1428 trivial. 0 not checked. [2023-12-02 21:38:57,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:57,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 404 states and 548 transitions. [2023-12-02 21:38:57,602 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 548 transitions. [2023-12-02 21:38:57,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-02 21:38:57,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:57,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:57,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 21:38:57,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:58,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 32 proven. 1335 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:38:58,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:58,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 407 states and 551 transitions. [2023-12-02 21:38:58,955 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 551 transitions. [2023-12-02 21:38:58,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-02 21:38:58,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:58,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:59,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:59,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 21:38:59,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:59,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1490 backedges. 0 proven. 1488 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:39:00,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:00,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 410 states and 558 transitions. [2023-12-02 21:39:00,139 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 558 transitions. [2023-12-02 21:39:00,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-02 21:39:00,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:00,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:00,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:00,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:00,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1428 trivial. 0 not checked. [2023-12-02 21:39:00,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:00,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 413 states and 561 transitions. [2023-12-02 21:39:00,897 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 561 transitions. [2023-12-02 21:39:00,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-02 21:39:00,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:00,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:00,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:00,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:01,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1522 trivial. 0 not checked. [2023-12-02 21:39:01,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:01,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 415 states and 562 transitions. [2023-12-02 21:39:01,280 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 562 transitions. [2023-12-02 21:39:01,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 21:39:01,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:01,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:01,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-02 21:39:01,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:01,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1462 backedges. 33 proven. 1426 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:39:02,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:02,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 418 states and 565 transitions. [2023-12-02 21:39:02,507 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 565 transitions. [2023-12-02 21:39:02,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 21:39:02,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:02,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:02,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:02,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-02 21:39:02,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:02,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1586 backedges. 0 proven. 1584 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:39:03,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:03,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 421 states and 572 transitions. [2023-12-02 21:39:03,738 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 572 transitions. [2023-12-02 21:39:03,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 21:39:03,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:03,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:03,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:03,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:03,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:03,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1522 trivial. 0 not checked. [2023-12-02 21:39:04,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:04,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 424 states and 575 transitions. [2023-12-02 21:39:04,436 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 575 transitions. [2023-12-02 21:39:04,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-12-02 21:39:04,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:04,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:04,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:04,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1619 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1619 trivial. 0 not checked. [2023-12-02 21:39:04,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:04,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 426 states and 576 transitions. [2023-12-02 21:39:04,875 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 576 transitions. [2023-12-02 21:39:04,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 21:39:04,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:04,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:04,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:04,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 21:39:04,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:05,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1557 backedges. 34 proven. 1520 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:39:06,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:06,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 429 states and 579 transitions. [2023-12-02 21:39:06,377 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 579 transitions. [2023-12-02 21:39:06,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 21:39:06,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:06,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:06,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:06,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 21:39:06,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:06,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1685 backedges. 0 proven. 1683 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:39:07,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:07,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 432 states and 586 transitions. [2023-12-02 21:39:07,787 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 586 transitions. [2023-12-02 21:39:07,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 21:39:07,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:07,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:07,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:07,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:07,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1619 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1619 trivial. 0 not checked. [2023-12-02 21:39:08,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:08,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 435 states and 589 transitions. [2023-12-02 21:39:08,568 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 589 transitions. [2023-12-02 21:39:08,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-02 21:39:08,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:08,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:08,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:08,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:08,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1719 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1719 trivial. 0 not checked. [2023-12-02 21:39:08,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:08,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 437 states and 590 transitions. [2023-12-02 21:39:08,983 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 590 transitions. [2023-12-02 21:39:08,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-02 21:39:08,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:08,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:09,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:09,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 21:39:09,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:09,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1655 backedges. 35 proven. 1617 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:39:10,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:10,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 440 states and 593 transitions. [2023-12-02 21:39:10,424 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 593 transitions. [2023-12-02 21:39:10,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-02 21:39:10,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:10,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:10,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:10,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 21:39:10,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:10,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1787 backedges. 0 proven. 1785 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:39:11,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:11,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 443 states and 600 transitions. [2023-12-02 21:39:11,713 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 600 transitions. [2023-12-02 21:39:11,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-02 21:39:11,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:11,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:11,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:11,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:11,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:11,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1719 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1719 trivial. 0 not checked. [2023-12-02 21:39:12,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:12,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 446 states and 603 transitions. [2023-12-02 21:39:12,436 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 603 transitions. [2023-12-02 21:39:12,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-02 21:39:12,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:12,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:12,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:12,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:12,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:12,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1822 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1822 trivial. 0 not checked. [2023-12-02 21:39:12,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:12,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 448 states and 604 transitions. [2023-12-02 21:39:12,871 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 604 transitions. [2023-12-02 21:39:12,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-02 21:39:12,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:12,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:12,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 21:39:12,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:13,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1756 backedges. 36 proven. 1717 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:39:14,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:14,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 451 states and 607 transitions. [2023-12-02 21:39:14,423 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 607 transitions. [2023-12-02 21:39:14,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-02 21:39:14,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:14,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:14,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:14,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 21:39:14,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:14,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1890 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:39:15,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:15,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 454 states and 614 transitions. [2023-12-02 21:39:15,666 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 614 transitions. [2023-12-02 21:39:15,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-02 21:39:15,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:15,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:15,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:15,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:15,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:15,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1822 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1822 trivial. 0 not checked. [2023-12-02 21:39:16,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:16,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 457 states and 617 transitions. [2023-12-02 21:39:16,475 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 617 transitions. [2023-12-02 21:39:16,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-02 21:39:16,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:16,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:16,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:16,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:16,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:16,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1928 trivial. 0 not checked. [2023-12-02 21:39:16,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:16,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 459 states and 618 transitions. [2023-12-02 21:39:16,922 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 618 transitions. [2023-12-02 21:39:16,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-02 21:39:16,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:16,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:17,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:17,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-02 21:39:17,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:17,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 37 proven. 1820 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:39:18,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:18,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 462 states and 621 transitions. [2023-12-02 21:39:18,402 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 621 transitions. [2023-12-02 21:39:18,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-02 21:39:18,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:18,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:18,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:18,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-02 21:39:18,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:18,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 0 proven. 1998 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:39:19,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:19,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 465 states and 628 transitions. [2023-12-02 21:39:19,800 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 628 transitions. [2023-12-02 21:39:19,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-02 21:39:19,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:19,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:19,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:19,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:19,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:19,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1928 trivial. 0 not checked. [2023-12-02 21:39:20,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:20,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 468 states and 631 transitions. [2023-12-02 21:39:20,615 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 631 transitions. [2023-12-02 21:39:20,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-02 21:39:20,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:20,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:20,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:20,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:20,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:20,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2037 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2037 trivial. 0 not checked. [2023-12-02 21:39:21,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:21,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 470 states and 632 transitions. [2023-12-02 21:39:21,179 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 632 transitions. [2023-12-02 21:39:21,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-12-02 21:39:21,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:21,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:21,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 21:39:21,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:21,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1967 backedges. 38 proven. 1926 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:39:22,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:22,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 473 states and 635 transitions. [2023-12-02 21:39:22,817 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 635 transitions. [2023-12-02 21:39:22,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-12-02 21:39:22,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:22,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:22,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:22,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 21:39:22,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:23,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2111 backedges. 0 proven. 2109 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:39:24,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:24,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 476 states and 642 transitions. [2023-12-02 21:39:24,208 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 642 transitions. [2023-12-02 21:39:24,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-12-02 21:39:24,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:24,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:24,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:24,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:24,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2037 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2037 trivial. 0 not checked. [2023-12-02 21:39:25,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:25,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 479 states and 645 transitions. [2023-12-02 21:39:25,052 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 645 transitions. [2023-12-02 21:39:25,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-02 21:39:25,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:25,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:25,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:25,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:25,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2149 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2149 trivial. 0 not checked. [2023-12-02 21:39:25,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:25,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 481 states and 646 transitions. [2023-12-02 21:39:25,593 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 646 transitions. [2023-12-02 21:39:25,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-12-02 21:39:25,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:25,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:25,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:25,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 40 conjunts are in the unsatisfiable core [2023-12-02 21:39:25,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:26,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2077 backedges. 39 proven. 2035 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:39:27,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:27,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 484 states and 649 transitions. [2023-12-02 21:39:27,160 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 649 transitions. [2023-12-02 21:39:27,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-12-02 21:39:27,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:27,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:27,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 40 conjunts are in the unsatisfiable core [2023-12-02 21:39:27,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:27,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2225 backedges. 0 proven. 2223 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:39:28,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:28,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 487 states and 656 transitions. [2023-12-02 21:39:28,575 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 656 transitions. [2023-12-02 21:39:28,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-12-02 21:39:28,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:28,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:28,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:28,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:28,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:28,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2149 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2149 trivial. 0 not checked. [2023-12-02 21:39:29,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:29,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 490 states and 659 transitions. [2023-12-02 21:39:29,392 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 659 transitions. [2023-12-02 21:39:29,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 21:39:29,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:29,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:29,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:29,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:29,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:29,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2264 trivial. 0 not checked. [2023-12-02 21:39:29,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:29,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 492 states and 660 transitions. [2023-12-02 21:39:29,960 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 660 transitions. [2023-12-02 21:39:29,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 21:39:29,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:29,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:30,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 21:39:30,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:30,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2190 backedges. 40 proven. 2147 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:39:31,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:31,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 495 states and 663 transitions. [2023-12-02 21:39:31,655 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 663 transitions. [2023-12-02 21:39:31,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 21:39:31,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:31,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:31,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 21:39:31,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:32,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2342 backedges. 0 proven. 2340 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:39:33,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:33,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 498 states and 670 transitions. [2023-12-02 21:39:33,147 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 670 transitions. [2023-12-02 21:39:33,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 21:39:33,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:33,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:33,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:33,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:33,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:33,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2264 trivial. 0 not checked. [2023-12-02 21:39:34,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:34,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 501 states and 673 transitions. [2023-12-02 21:39:34,023 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 673 transitions. [2023-12-02 21:39:34,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-02 21:39:34,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:34,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:34,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:34,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:34,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:34,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2382 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2382 trivial. 0 not checked. [2023-12-02 21:39:34,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:34,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 503 states and 674 transitions. [2023-12-02 21:39:34,592 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 674 transitions. [2023-12-02 21:39:34,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 21:39:34,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:34,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:34,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:34,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-02 21:39:34,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:35,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2306 backedges. 41 proven. 2262 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:39:36,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:36,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 506 states and 677 transitions. [2023-12-02 21:39:36,460 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 677 transitions. [2023-12-02 21:39:36,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 21:39:36,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:36,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:36,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:36,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-02 21:39:36,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:36,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2462 backedges. 0 proven. 2460 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:39:37,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:37,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 509 states and 684 transitions. [2023-12-02 21:39:37,952 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 684 transitions. [2023-12-02 21:39:37,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 21:39:37,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:37,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:38,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:38,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:38,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:38,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2382 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2382 trivial. 0 not checked. [2023-12-02 21:39:38,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:38,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 512 states and 687 transitions. [2023-12-02 21:39:38,891 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 687 transitions. [2023-12-02 21:39:38,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-12-02 21:39:38,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:38,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:39,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:39,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:39,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2503 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2503 trivial. 0 not checked. [2023-12-02 21:39:39,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:39,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 514 states and 688 transitions. [2023-12-02 21:39:39,546 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 688 transitions. [2023-12-02 21:39:39,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 21:39:39,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:39,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:39,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 21:39:39,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:40,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2425 backedges. 42 proven. 2380 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:39:41,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:41,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 517 states and 691 transitions. [2023-12-02 21:39:41,280 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 691 transitions. [2023-12-02 21:39:41,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 21:39:41,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:41,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:41,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 21:39:41,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:41,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2585 backedges. 0 proven. 2583 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:39:42,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:42,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 520 states and 698 transitions. [2023-12-02 21:39:42,728 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 698 transitions. [2023-12-02 21:39:42,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 21:39:42,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:42,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:42,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:42,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:42,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:42,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2503 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2503 trivial. 0 not checked. [2023-12-02 21:39:43,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:43,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 523 states and 701 transitions. [2023-12-02 21:39:43,632 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 701 transitions. [2023-12-02 21:39:43,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-02 21:39:43,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:43,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:43,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:43,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:43,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2627 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2627 trivial. 0 not checked. [2023-12-02 21:39:44,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:44,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 525 states and 702 transitions. [2023-12-02 21:39:44,284 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 702 transitions. [2023-12-02 21:39:44,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-12-02 21:39:44,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:44,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:44,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:44,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 44 conjunts are in the unsatisfiable core [2023-12-02 21:39:44,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:44,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2547 backedges. 43 proven. 2501 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:39:45,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:45,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 528 states and 705 transitions. [2023-12-02 21:39:45,990 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 705 transitions. [2023-12-02 21:39:45,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-12-02 21:39:45,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:45,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:46,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:46,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 44 conjunts are in the unsatisfiable core [2023-12-02 21:39:46,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:46,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2711 backedges. 0 proven. 2709 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:39:47,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:47,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 531 states and 712 transitions. [2023-12-02 21:39:47,569 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 712 transitions. [2023-12-02 21:39:47,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-12-02 21:39:47,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:47,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:47,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:47,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:47,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2627 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2627 trivial. 0 not checked. [2023-12-02 21:39:48,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:48,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 534 states and 715 transitions. [2023-12-02 21:39:48,504 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 715 transitions. [2023-12-02 21:39:48,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-12-02 21:39:48,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:48,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:48,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:48,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:48,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:48,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2754 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2754 trivial. 0 not checked. [2023-12-02 21:39:49,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:49,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 536 states and 716 transitions. [2023-12-02 21:39:49,180 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 716 transitions. [2023-12-02 21:39:49,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-02 21:39:49,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:49,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:49,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:39:49,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:49,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2672 backedges. 44 proven. 2625 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:39:50,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:50,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 539 states and 719 transitions. [2023-12-02 21:39:50,945 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 719 transitions. [2023-12-02 21:39:50,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-02 21:39:50,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:50,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:51,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:51,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 21:39:51,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:51,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2840 backedges. 0 proven. 2838 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:39:52,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:52,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 542 states and 726 transitions. [2023-12-02 21:39:52,559 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 726 transitions. [2023-12-02 21:39:52,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-02 21:39:52,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:52,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:52,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:52,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:52,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2754 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2754 trivial. 0 not checked. [2023-12-02 21:39:53,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:53,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 545 states and 729 transitions. [2023-12-02 21:39:53,500 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 729 transitions. [2023-12-02 21:39:53,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-02 21:39:53,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:53,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:53,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:53,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:53,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2884 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2884 trivial. 0 not checked. [2023-12-02 21:39:54,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:54,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 547 states and 730 transitions. [2023-12-02 21:39:54,161 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 730 transitions. [2023-12-02 21:39:54,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 21:39:54,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:54,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:54,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:39:54,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:54,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2800 backedges. 45 proven. 2752 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:39:56,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:56,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 550 states and 733 transitions. [2023-12-02 21:39:56,043 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 733 transitions. [2023-12-02 21:39:56,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 21:39:56,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:56,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:56,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:56,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 21:39:56,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:56,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2972 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:39:57,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:57,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 553 states and 740 transitions. [2023-12-02 21:39:57,726 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 740 transitions. [2023-12-02 21:39:57,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 21:39:57,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:57,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:57,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:57,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:57,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2884 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2884 trivial. 0 not checked. [2023-12-02 21:39:58,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:58,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 556 states and 743 transitions. [2023-12-02 21:39:58,697 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 743 transitions. [2023-12-02 21:39:58,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 21:39:58,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:58,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:58,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:58,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:58,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:58,945 INFO L134 CoverageAnalysis]: Checked inductivity of 3017 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3017 trivial. 0 not checked. [2023-12-02 21:39:59,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:59,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 558 states and 744 transitions. [2023-12-02 21:39:59,396 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 744 transitions. [2023-12-02 21:39:59,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 21:39:59,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:59,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:59,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-02 21:39:59,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:00,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2931 backedges. 46 proven. 2882 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:40:01,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:01,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 561 states and 747 transitions. [2023-12-02 21:40:01,192 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 747 transitions. [2023-12-02 21:40:01,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 21:40:01,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:01,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:01,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-02 21:40:01,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:01,672 INFO L134 CoverageAnalysis]: Checked inductivity of 3107 backedges. 0 proven. 3105 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:40:02,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:02,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 564 states and 754 transitions. [2023-12-02 21:40:02,950 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 754 transitions. [2023-12-02 21:40:02,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 21:40:02,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:02,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:03,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:03,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:03,189 INFO L134 CoverageAnalysis]: Checked inductivity of 3017 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3017 trivial. 0 not checked. [2023-12-02 21:40:03,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:03,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 567 states and 757 transitions. [2023-12-02 21:40:03,959 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 757 transitions. [2023-12-02 21:40:03,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-02 21:40:03,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:03,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:04,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:04,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:04,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:04,191 INFO L134 CoverageAnalysis]: Checked inductivity of 3153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3153 trivial. 0 not checked. [2023-12-02 21:40:04,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:04,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 569 states and 758 transitions. [2023-12-02 21:40:04,635 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 758 transitions. [2023-12-02 21:40:04,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 21:40:04,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:04,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:04,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 48 conjunts are in the unsatisfiable core [2023-12-02 21:40:04,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:05,391 INFO L134 CoverageAnalysis]: Checked inductivity of 3065 backedges. 47 proven. 3015 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:40:06,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:06,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 572 states and 761 transitions. [2023-12-02 21:40:06,610 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 761 transitions. [2023-12-02 21:40:06,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 21:40:06,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:06,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:06,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 48 conjunts are in the unsatisfiable core [2023-12-02 21:40:06,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:07,076 INFO L134 CoverageAnalysis]: Checked inductivity of 3245 backedges. 0 proven. 3243 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:40:08,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:08,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 575 states and 768 transitions. [2023-12-02 21:40:08,378 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 768 transitions. [2023-12-02 21:40:08,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 21:40:08,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:08,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:08,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:08,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:08,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:08,630 INFO L134 CoverageAnalysis]: Checked inductivity of 3153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3153 trivial. 0 not checked. [2023-12-02 21:40:09,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:09,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 578 states and 771 transitions. [2023-12-02 21:40:09,371 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 771 transitions. [2023-12-02 21:40:09,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-02 21:40:09,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:09,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:09,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:09,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 593 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:09,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:09,627 INFO L134 CoverageAnalysis]: Checked inductivity of 3292 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3292 trivial. 0 not checked. [2023-12-02 21:40:10,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:10,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 580 states and 772 transitions. [2023-12-02 21:40:10,101 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 772 transitions. [2023-12-02 21:40:10,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 21:40:10,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:10,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:10,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:10,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 590 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-02 21:40:10,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:10,860 INFO L134 CoverageAnalysis]: Checked inductivity of 3202 backedges. 48 proven. 3151 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:40:12,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:12,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 583 states and 775 transitions. [2023-12-02 21:40:12,093 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 775 transitions. [2023-12-02 21:40:12,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 21:40:12,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:12,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:12,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-02 21:40:12,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:12,535 INFO L134 CoverageAnalysis]: Checked inductivity of 3386 backedges. 0 proven. 3384 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:40:13,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:13,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 586 states and 782 transitions. [2023-12-02 21:40:13,748 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 782 transitions. [2023-12-02 21:40:13,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 21:40:13,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:13,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:13,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 594 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:13,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:14,005 INFO L134 CoverageAnalysis]: Checked inductivity of 3292 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3292 trivial. 0 not checked. [2023-12-02 21:40:14,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:14,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 589 states and 785 transitions. [2023-12-02 21:40:14,763 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 785 transitions. [2023-12-02 21:40:14,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 21:40:14,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:14,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:14,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 604 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:14,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:15,080 INFO L134 CoverageAnalysis]: Checked inductivity of 3434 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3434 trivial. 0 not checked. [2023-12-02 21:40:15,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:15,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 591 states and 786 transitions. [2023-12-02 21:40:15,461 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 786 transitions. [2023-12-02 21:40:15,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-02 21:40:15,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:15,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:15,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:15,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:40:15,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:16,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3342 backedges. 49 proven. 3290 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:40:17,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:17,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 594 states and 789 transitions. [2023-12-02 21:40:17,362 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 789 transitions. [2023-12-02 21:40:17,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-02 21:40:17,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:17,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:17,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:17,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 611 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 21:40:17,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:17,825 INFO L134 CoverageAnalysis]: Checked inductivity of 3530 backedges. 0 proven. 3528 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:40:19,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:19,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 597 states and 796 transitions. [2023-12-02 21:40:19,172 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 796 transitions. [2023-12-02 21:40:19,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-02 21:40:19,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:19,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:19,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:19,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:19,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:19,433 INFO L134 CoverageAnalysis]: Checked inductivity of 3434 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3434 trivial. 0 not checked. [2023-12-02 21:40:20,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:20,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 600 states and 799 transitions. [2023-12-02 21:40:20,238 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 799 transitions. [2023-12-02 21:40:20,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-02 21:40:20,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:20,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:20,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:20,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:20,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:20,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3579 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3579 trivial. 0 not checked. [2023-12-02 21:40:20,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:20,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 602 states and 800 transitions. [2023-12-02 21:40:20,866 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 800 transitions. [2023-12-02 21:40:20,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-12-02 21:40:20,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:20,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:20,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:20,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-02 21:40:20,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:21,647 INFO L134 CoverageAnalysis]: Checked inductivity of 3485 backedges. 50 proven. 3432 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:40:22,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:22,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 605 states and 803 transitions. [2023-12-02 21:40:22,930 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 803 transitions. [2023-12-02 21:40:22,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-12-02 21:40:22,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:22,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:23,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-02 21:40:23,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:23,398 INFO L134 CoverageAnalysis]: Checked inductivity of 3677 backedges. 0 proven. 3675 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:40:24,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:24,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 608 states and 810 transitions. [2023-12-02 21:40:24,716 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 810 transitions. [2023-12-02 21:40:24,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-12-02 21:40:24,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:24,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:24,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:24,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:25,045 INFO L134 CoverageAnalysis]: Checked inductivity of 3579 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3579 trivial. 0 not checked. [2023-12-02 21:40:25,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:25,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 611 states and 813 transitions. [2023-12-02 21:40:25,862 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 813 transitions. [2023-12-02 21:40:25,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 21:40:25,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:25,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:25,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 626 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:25,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:26,107 INFO L134 CoverageAnalysis]: Checked inductivity of 3727 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3727 trivial. 0 not checked. [2023-12-02 21:40:26,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:26,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 613 states and 814 transitions. [2023-12-02 21:40:26,505 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 814 transitions. [2023-12-02 21:40:26,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 21:40:26,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:26,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:26,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:26,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 52 conjunts are in the unsatisfiable core [2023-12-02 21:40:26,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:27,311 INFO L134 CoverageAnalysis]: Checked inductivity of 3631 backedges. 51 proven. 3577 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:40:28,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:28,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 616 states and 817 transitions. [2023-12-02 21:40:28,576 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 817 transitions. [2023-12-02 21:40:28,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 21:40:28,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:28,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:28,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 52 conjunts are in the unsatisfiable core [2023-12-02 21:40:28,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:29,113 INFO L134 CoverageAnalysis]: Checked inductivity of 3827 backedges. 0 proven. 3825 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:40:30,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:30,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 619 states and 824 transitions. [2023-12-02 21:40:30,604 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 824 transitions. [2023-12-02 21:40:30,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 21:40:30,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:30,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:30,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:30,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:30,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:30,891 INFO L134 CoverageAnalysis]: Checked inductivity of 3727 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3727 trivial. 0 not checked. [2023-12-02 21:40:31,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:31,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 622 states and 827 transitions. [2023-12-02 21:40:31,800 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 827 transitions. [2023-12-02 21:40:31,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-12-02 21:40:31,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:31,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:31,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:31,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 637 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:31,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:32,055 INFO L134 CoverageAnalysis]: Checked inductivity of 3878 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3878 trivial. 0 not checked. [2023-12-02 21:40:32,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:32,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 624 states and 828 transitions. [2023-12-02 21:40:32,469 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 828 transitions. [2023-12-02 21:40:32,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-12-02 21:40:32,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:32,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:32,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-02 21:40:32,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:33,249 INFO L134 CoverageAnalysis]: Checked inductivity of 3780 backedges. 52 proven. 3725 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:40:34,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:34,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 627 states and 831 transitions. [2023-12-02 21:40:34,605 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 831 transitions. [2023-12-02 21:40:34,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-12-02 21:40:34,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:34,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:34,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-02 21:40:34,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:35,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3980 backedges. 0 proven. 3978 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:40:36,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:36,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 630 states and 838 transitions. [2023-12-02 21:40:36,587 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 838 transitions. [2023-12-02 21:40:36,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-12-02 21:40:36,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:36,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:36,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:36,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:36,842 INFO L134 CoverageAnalysis]: Checked inductivity of 3878 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3878 trivial. 0 not checked. [2023-12-02 21:40:37,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:37,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 633 states and 841 transitions. [2023-12-02 21:40:37,651 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 841 transitions. [2023-12-02 21:40:37,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-12-02 21:40:37,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:37,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:37,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:37,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:37,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:37,914 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2023-12-02 21:40:38,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:38,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 635 states and 842 transitions. [2023-12-02 21:40:38,354 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 842 transitions. [2023-12-02 21:40:38,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-12-02 21:40:38,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:38,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:38,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:38,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 54 conjunts are in the unsatisfiable core [2023-12-02 21:40:38,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:39,228 INFO L134 CoverageAnalysis]: Checked inductivity of 3932 backedges. 53 proven. 3876 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:40:40,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:40,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 638 states and 845 transitions. [2023-12-02 21:40:40,613 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 845 transitions. [2023-12-02 21:40:40,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-12-02 21:40:40,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:40,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:40,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 54 conjunts are in the unsatisfiable core [2023-12-02 21:40:40,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:41,123 INFO L134 CoverageAnalysis]: Checked inductivity of 4136 backedges. 0 proven. 4134 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:40:42,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:42,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 641 states and 852 transitions. [2023-12-02 21:40:42,562 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 852 transitions. [2023-12-02 21:40:42,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-12-02 21:40:42,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:42,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:42,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:42,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:42,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:42,821 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2023-12-02 21:40:43,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:43,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 644 states and 855 transitions. [2023-12-02 21:40:43,671 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 855 transitions. [2023-12-02 21:40:43,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-12-02 21:40:43,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:43,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:43,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:43,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:43,938 INFO L134 CoverageAnalysis]: Checked inductivity of 4189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4189 trivial. 0 not checked. [2023-12-02 21:40:44,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:44,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 646 states and 856 transitions. [2023-12-02 21:40:44,356 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 856 transitions. [2023-12-02 21:40:44,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-02 21:40:44,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:44,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:44,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:44,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 21:40:44,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:45,186 INFO L134 CoverageAnalysis]: Checked inductivity of 4087 backedges. 54 proven. 4030 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:40:46,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:46,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 649 states and 859 transitions. [2023-12-02 21:40:46,561 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 859 transitions. [2023-12-02 21:40:46,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-02 21:40:46,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:46,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:46,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 21:40:46,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:47,108 INFO L134 CoverageAnalysis]: Checked inductivity of 4295 backedges. 0 proven. 4293 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:40:48,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:48,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 652 states and 866 transitions. [2023-12-02 21:40:48,663 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 866 transitions. [2023-12-02 21:40:48,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-02 21:40:48,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:48,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:48,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:48,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:48,937 INFO L134 CoverageAnalysis]: Checked inductivity of 4189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4189 trivial. 0 not checked. [2023-12-02 21:40:49,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:49,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 655 states and 869 transitions. [2023-12-02 21:40:49,878 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 869 transitions. [2023-12-02 21:40:49,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-02 21:40:49,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:49,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:50,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:50,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:50,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:50,160 INFO L134 CoverageAnalysis]: Checked inductivity of 4349 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4349 trivial. 0 not checked. [2023-12-02 21:40:50,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:50,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 657 states and 870 transitions. [2023-12-02 21:40:50,618 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 870 transitions. [2023-12-02 21:40:50,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-12-02 21:40:50,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:50,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:50,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 56 conjunts are in the unsatisfiable core [2023-12-02 21:40:50,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:51,524 INFO L134 CoverageAnalysis]: Checked inductivity of 4245 backedges. 55 proven. 4187 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:40:52,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:52,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 660 states and 873 transitions. [2023-12-02 21:40:52,916 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 873 transitions. [2023-12-02 21:40:52,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-12-02 21:40:52,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:52,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:53,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 56 conjunts are in the unsatisfiable core [2023-12-02 21:40:53,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:53,444 INFO L134 CoverageAnalysis]: Checked inductivity of 4457 backedges. 0 proven. 4455 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:40:54,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:54,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 663 states and 880 transitions. [2023-12-02 21:40:54,998 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 880 transitions. [2023-12-02 21:40:54,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-12-02 21:40:54,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:54,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:55,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:55,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:55,276 INFO L134 CoverageAnalysis]: Checked inductivity of 4349 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4349 trivial. 0 not checked. [2023-12-02 21:40:56,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:56,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 666 states and 883 transitions. [2023-12-02 21:40:56,187 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 883 transitions. [2023-12-02 21:40:56,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-02 21:40:56,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:56,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:56,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:56,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:56,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:56,495 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2023-12-02 21:40:56,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:56,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 668 states and 884 transitions. [2023-12-02 21:40:56,963 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 884 transitions. [2023-12-02 21:40:56,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 21:40:56,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:56,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:57,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-02 21:40:57,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:57,853 INFO L134 CoverageAnalysis]: Checked inductivity of 4406 backedges. 56 proven. 4347 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:40:59,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:59,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 671 states and 887 transitions. [2023-12-02 21:40:59,301 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 887 transitions. [2023-12-02 21:40:59,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 21:40:59,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:59,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:59,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 688 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-02 21:40:59,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:59,946 INFO L134 CoverageAnalysis]: Checked inductivity of 4622 backedges. 0 proven. 4620 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:41:01,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:01,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 674 states and 894 transitions. [2023-12-02 21:41:01,464 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 894 transitions. [2023-12-02 21:41:01,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 21:41:01,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:01,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:01,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:01,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:01,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:01,745 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2023-12-02 21:41:02,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:02,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 677 states and 897 transitions. [2023-12-02 21:41:02,679 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 897 transitions. [2023-12-02 21:41:02,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-12-02 21:41:02,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:02,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:02,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:02,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:02,992 INFO L134 CoverageAnalysis]: Checked inductivity of 4678 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4678 trivial. 0 not checked. [2023-12-02 21:41:03,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:03,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 679 states and 898 transitions. [2023-12-02 21:41:03,427 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 898 transitions. [2023-12-02 21:41:03,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-12-02 21:41:03,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:03,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:03,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:03,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 58 conjunts are in the unsatisfiable core [2023-12-02 21:41:03,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:04,365 INFO L134 CoverageAnalysis]: Checked inductivity of 4570 backedges. 57 proven. 4510 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:41:05,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:05,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 682 states and 901 transitions. [2023-12-02 21:41:05,791 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 901 transitions. [2023-12-02 21:41:05,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-12-02 21:41:05,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:05,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:06,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:06,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 58 conjunts are in the unsatisfiable core [2023-12-02 21:41:06,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:06,446 INFO L134 CoverageAnalysis]: Checked inductivity of 4790 backedges. 0 proven. 4788 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:41:07,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:07,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 685 states and 908 transitions. [2023-12-02 21:41:07,973 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 908 transitions. [2023-12-02 21:41:07,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-12-02 21:41:07,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:07,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:08,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:08,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:08,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4678 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4678 trivial. 0 not checked. [2023-12-02 21:41:09,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:09,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 688 states and 911 transitions. [2023-12-02 21:41:09,160 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 911 transitions. [2023-12-02 21:41:09,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-12-02 21:41:09,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:09,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:09,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:09,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:09,509 INFO L134 CoverageAnalysis]: Checked inductivity of 4847 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4847 trivial. 0 not checked. [2023-12-02 21:41:09,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:09,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 690 states and 912 transitions. [2023-12-02 21:41:09,981 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 912 transitions. [2023-12-02 21:41:09,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-12-02 21:41:09,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:09,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:10,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 21:41:10,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:10,930 INFO L134 CoverageAnalysis]: Checked inductivity of 4737 backedges. 58 proven. 4676 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:41:12,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:12,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 693 states and 915 transitions. [2023-12-02 21:41:12,465 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 915 transitions. [2023-12-02 21:41:12,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-12-02 21:41:12,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:12,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:12,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 21:41:12,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:13,048 INFO L134 CoverageAnalysis]: Checked inductivity of 4961 backedges. 0 proven. 4959 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:41:14,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:14,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 696 states and 922 transitions. [2023-12-02 21:41:14,607 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 922 transitions. [2023-12-02 21:41:14,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-12-02 21:41:14,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:14,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:14,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 704 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:14,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:14,931 INFO L134 CoverageAnalysis]: Checked inductivity of 4847 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4847 trivial. 0 not checked. [2023-12-02 21:41:15,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:15,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 699 states and 925 transitions. [2023-12-02 21:41:15,846 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 925 transitions. [2023-12-02 21:41:15,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 21:41:15,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:15,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:15,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:16,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 714 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:16,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:16,150 INFO L134 CoverageAnalysis]: Checked inductivity of 5019 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5019 trivial. 0 not checked. [2023-12-02 21:41:16,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:16,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 701 states and 926 transitions. [2023-12-02 21:41:16,616 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 926 transitions. [2023-12-02 21:41:16,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-12-02 21:41:16,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:16,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:16,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:16,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-02 21:41:16,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:17,554 INFO L134 CoverageAnalysis]: Checked inductivity of 4907 backedges. 59 proven. 4845 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:41:19,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:19,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 704 states and 929 transitions. [2023-12-02 21:41:19,092 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 929 transitions. [2023-12-02 21:41:19,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-12-02 21:41:19,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:19,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:19,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:19,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-02 21:41:19,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:19,661 INFO L134 CoverageAnalysis]: Checked inductivity of 5135 backedges. 0 proven. 5133 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:41:21,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:21,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 707 states and 936 transitions. [2023-12-02 21:41:21,159 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 936 transitions. [2023-12-02 21:41:21,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-12-02 21:41:21,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:21,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:21,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:21,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:21,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:21,464 INFO L134 CoverageAnalysis]: Checked inductivity of 5019 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5019 trivial. 0 not checked. [2023-12-02 21:41:22,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:22,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 710 states and 939 transitions. [2023-12-02 21:41:22,445 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 939 transitions. [2023-12-02 21:41:22,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-02 21:41:22,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:22,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:22,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:22,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:22,772 INFO L134 CoverageAnalysis]: Checked inductivity of 5194 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5194 trivial. 0 not checked. [2023-12-02 21:41:23,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:23,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 712 states and 940 transitions. [2023-12-02 21:41:23,261 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 940 transitions. [2023-12-02 21:41:23,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-12-02 21:41:23,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:23,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:23,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-02 21:41:23,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:24,434 INFO L134 CoverageAnalysis]: Checked inductivity of 5080 backedges. 60 proven. 5017 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:41:26,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:26,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 715 states and 943 transitions. [2023-12-02 21:41:26,144 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 943 transitions. [2023-12-02 21:41:26,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-12-02 21:41:26,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:26,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:26,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 732 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-02 21:41:26,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:26,747 INFO L134 CoverageAnalysis]: Checked inductivity of 5312 backedges. 0 proven. 5310 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:41:28,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:28,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 718 states and 950 transitions. [2023-12-02 21:41:28,507 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 950 transitions. [2023-12-02 21:41:28,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-12-02 21:41:28,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:28,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:28,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:28,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:28,828 INFO L134 CoverageAnalysis]: Checked inductivity of 5194 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5194 trivial. 0 not checked. [2023-12-02 21:41:29,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:29,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 721 states and 953 transitions. [2023-12-02 21:41:29,841 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 953 transitions. [2023-12-02 21:41:29,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-12-02 21:41:29,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:29,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:30,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:30,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 736 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:30,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:30,164 INFO L134 CoverageAnalysis]: Checked inductivity of 5372 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5372 trivial. 0 not checked. [2023-12-02 21:41:30,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:30,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 723 states and 954 transitions. [2023-12-02 21:41:30,648 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 954 transitions. [2023-12-02 21:41:30,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-12-02 21:41:30,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:30,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:30,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:30,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 62 conjunts are in the unsatisfiable core [2023-12-02 21:41:30,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:31,796 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 61 proven. 5192 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:41:33,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:33,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 726 states and 957 transitions. [2023-12-02 21:41:33,340 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 957 transitions. [2023-12-02 21:41:33,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-12-02 21:41:33,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:33,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:33,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:33,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 62 conjunts are in the unsatisfiable core [2023-12-02 21:41:33,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:33,971 INFO L134 CoverageAnalysis]: Checked inductivity of 5492 backedges. 0 proven. 5490 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:41:35,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:35,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 729 states and 964 transitions. [2023-12-02 21:41:35,655 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 964 transitions. [2023-12-02 21:41:35,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-12-02 21:41:35,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:35,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:35,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:35,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:35,980 INFO L134 CoverageAnalysis]: Checked inductivity of 5372 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5372 trivial. 0 not checked. [2023-12-02 21:41:36,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 732 states and 967 transitions. [2023-12-02 21:41:36,957 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 967 transitions. [2023-12-02 21:41:36,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-12-02 21:41:36,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:36,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:37,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:37,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:37,307 INFO L134 CoverageAnalysis]: Checked inductivity of 5553 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5553 trivial. 0 not checked. [2023-12-02 21:41:37,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:37,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 734 states and 968 transitions. [2023-12-02 21:41:37,771 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 968 transitions. [2023-12-02 21:41:37,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-12-02 21:41:37,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:37,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:37,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:37,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 744 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-02 21:41:37,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:38,912 INFO L134 CoverageAnalysis]: Checked inductivity of 5435 backedges. 62 proven. 5370 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:41:40,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:40,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 737 states and 971 transitions. [2023-12-02 21:41:40,567 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 971 transitions. [2023-12-02 21:41:40,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-12-02 21:41:40,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:40,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:40,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-02 21:41:40,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:41,235 INFO L134 CoverageAnalysis]: Checked inductivity of 5675 backedges. 0 proven. 5673 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:41:42,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:42,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 740 states and 978 transitions. [2023-12-02 21:41:42,891 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 978 transitions. [2023-12-02 21:41:42,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-12-02 21:41:42,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:42,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:43,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:43,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:43,196 INFO L134 CoverageAnalysis]: Checked inductivity of 5553 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5553 trivial. 0 not checked. [2023-12-02 21:41:44,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:44,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 743 states and 981 transitions. [2023-12-02 21:41:44,241 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 981 transitions. [2023-12-02 21:41:44,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-12-02 21:41:44,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:44,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:44,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:44,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:44,561 INFO L134 CoverageAnalysis]: Checked inductivity of 5737 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5737 trivial. 0 not checked. [2023-12-02 21:41:45,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:45,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 745 states and 982 transitions. [2023-12-02 21:41:45,084 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 982 transitions. [2023-12-02 21:41:45,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-02 21:41:45,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:45,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:45,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:45,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 755 conjuncts, 64 conjunts are in the unsatisfiable core [2023-12-02 21:41:45,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:46,332 INFO L134 CoverageAnalysis]: Checked inductivity of 5617 backedges. 63 proven. 5551 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:41:48,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:48,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 748 states and 985 transitions. [2023-12-02 21:41:48,003 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 985 transitions. [2023-12-02 21:41:48,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-02 21:41:48,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:48,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:48,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:48,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 64 conjunts are in the unsatisfiable core [2023-12-02 21:41:48,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:48,650 INFO L134 CoverageAnalysis]: Checked inductivity of 5861 backedges. 0 proven. 5859 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:41:50,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:50,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 751 states and 992 transitions. [2023-12-02 21:41:50,311 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 992 transitions. [2023-12-02 21:41:50,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-02 21:41:50,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:50,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:50,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 759 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:50,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:50,612 INFO L134 CoverageAnalysis]: Checked inductivity of 5737 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5737 trivial. 0 not checked. [2023-12-02 21:41:51,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:51,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 754 states and 995 transitions. [2023-12-02 21:41:51,608 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 995 transitions. [2023-12-02 21:41:51,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-12-02 21:41:51,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:51,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:51,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:51,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:51,933 INFO L134 CoverageAnalysis]: Checked inductivity of 5924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5924 trivial. 0 not checked. [2023-12-02 21:41:52,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:52,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 756 states and 996 transitions. [2023-12-02 21:41:52,442 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 996 transitions. [2023-12-02 21:41:52,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-12-02 21:41:52,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:52,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:52,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-02 21:41:52,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:53,614 INFO L134 CoverageAnalysis]: Checked inductivity of 5802 backedges. 64 proven. 5735 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:41:55,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:55,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 759 states and 999 transitions. [2023-12-02 21:41:55,259 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 999 transitions. [2023-12-02 21:41:55,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-12-02 21:41:55,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:55,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:55,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:55,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 776 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-02 21:41:55,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:55,926 INFO L134 CoverageAnalysis]: Checked inductivity of 6050 backedges. 0 proven. 6048 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:41:57,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:57,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 762 states and 1006 transitions. [2023-12-02 21:41:57,615 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1006 transitions. [2023-12-02 21:41:57,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-12-02 21:41:57,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:57,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:57,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 770 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:57,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:57,928 INFO L134 CoverageAnalysis]: Checked inductivity of 5924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5924 trivial. 0 not checked. [2023-12-02 21:41:59,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:59,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 765 states and 1009 transitions. [2023-12-02 21:41:59,121 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1009 transitions. [2023-12-02 21:41:59,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-12-02 21:41:59,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:59,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:59,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 780 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:41:59,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:41:59,531 INFO L134 CoverageAnalysis]: Checked inductivity of 6114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6114 trivial. 0 not checked. [2023-12-02 21:42:00,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:00,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 767 states and 1010 transitions. [2023-12-02 21:42:00,151 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1010 transitions. [2023-12-02 21:42:00,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-12-02 21:42:00,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:00,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:00,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 777 conjuncts, 66 conjunts are in the unsatisfiable core [2023-12-02 21:42:00,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:01,352 INFO L134 CoverageAnalysis]: Checked inductivity of 5990 backedges. 65 proven. 5922 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:42:03,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:03,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 770 states and 1013 transitions. [2023-12-02 21:42:03,044 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1013 transitions. [2023-12-02 21:42:03,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-12-02 21:42:03,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:03,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:03,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 787 conjuncts, 66 conjunts are in the unsatisfiable core [2023-12-02 21:42:03,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:03,689 INFO L134 CoverageAnalysis]: Checked inductivity of 6242 backedges. 0 proven. 6240 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:42:05,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:05,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 773 states and 1020 transitions. [2023-12-02 21:42:05,582 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1020 transitions. [2023-12-02 21:42:05,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-12-02 21:42:05,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:05,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:05,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 781 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:42:05,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:05,953 INFO L134 CoverageAnalysis]: Checked inductivity of 6114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6114 trivial. 0 not checked. [2023-12-02 21:42:07,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:07,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 776 states and 1023 transitions. [2023-12-02 21:42:07,158 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1023 transitions. [2023-12-02 21:42:07,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-02 21:42:07,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:07,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:07,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:42:07,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:07,493 INFO L134 CoverageAnalysis]: Checked inductivity of 6307 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6307 trivial. 0 not checked. [2023-12-02 21:42:08,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:08,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 778 states and 1024 transitions. [2023-12-02 21:42:08,195 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1024 transitions. [2023-12-02 21:42:08,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 21:42:08,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:08,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:08,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:08,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-02 21:42:08,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:09,265 INFO L134 CoverageAnalysis]: Checked inductivity of 6181 backedges. 66 proven. 6112 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:42:10,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:10,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 781 states and 1027 transitions. [2023-12-02 21:42:10,886 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1027 transitions. [2023-12-02 21:42:10,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 21:42:10,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:10,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:11,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 798 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-02 21:42:11,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:11,567 INFO L134 CoverageAnalysis]: Checked inductivity of 6437 backedges. 0 proven. 6435 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:42:13,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:13,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 784 states and 1034 transitions. [2023-12-02 21:42:13,394 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1034 transitions. [2023-12-02 21:42:13,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 21:42:13,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:13,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:13,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:13,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 792 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:42:13,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:13,755 INFO L134 CoverageAnalysis]: Checked inductivity of 6307 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6307 trivial. 0 not checked. [2023-12-02 21:42:14,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:14,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 787 states and 1037 transitions. [2023-12-02 21:42:14,827 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1037 transitions. [2023-12-02 21:42:14,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-02 21:42:14,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:14,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:15,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:15,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 802 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:42:15,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:15,350 INFO L134 CoverageAnalysis]: Checked inductivity of 6503 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6503 trivial. 0 not checked. [2023-12-02 21:42:15,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:15,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 789 states and 1038 transitions. [2023-12-02 21:42:15,951 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1038 transitions. [2023-12-02 21:42:15,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-12-02 21:42:15,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:15,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:16,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 68 conjunts are in the unsatisfiable core [2023-12-02 21:42:16,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:17,109 INFO L134 CoverageAnalysis]: Checked inductivity of 6375 backedges. 67 proven. 6305 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:42:18,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:18,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 792 states and 1041 transitions. [2023-12-02 21:42:18,739 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1041 transitions. [2023-12-02 21:42:18,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-12-02 21:42:18,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:18,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:18,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 68 conjunts are in the unsatisfiable core [2023-12-02 21:42:18,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:19,433 INFO L134 CoverageAnalysis]: Checked inductivity of 6635 backedges. 0 proven. 6633 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:42:21,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:21,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 795 states and 1048 transitions. [2023-12-02 21:42:21,246 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1048 transitions. [2023-12-02 21:42:21,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-12-02 21:42:21,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:21,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:21,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:21,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 803 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:42:21,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:21,590 INFO L134 CoverageAnalysis]: Checked inductivity of 6503 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6503 trivial. 0 not checked. [2023-12-02 21:42:22,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:22,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 798 states and 1051 transitions. [2023-12-02 21:42:22,890 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1051 transitions. [2023-12-02 21:42:22,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 21:42:22,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:22,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:23,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 813 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:42:23,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:23,246 INFO L134 CoverageAnalysis]: Checked inductivity of 6702 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6702 trivial. 0 not checked. [2023-12-02 21:42:23,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:23,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 800 states and 1052 transitions. [2023-12-02 21:42:23,777 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1052 transitions. [2023-12-02 21:42:23,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-12-02 21:42:23,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:23,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:23,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-02 21:42:23,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:24,871 INFO L134 CoverageAnalysis]: Checked inductivity of 6572 backedges. 68 proven. 6501 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:42:26,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:26,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 803 states and 1055 transitions. [2023-12-02 21:42:26,603 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1055 transitions. [2023-12-02 21:42:26,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-12-02 21:42:26,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:26,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:26,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-02 21:42:26,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:27,336 INFO L134 CoverageAnalysis]: Checked inductivity of 6836 backedges. 0 proven. 6834 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:42:29,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:29,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 806 states and 1062 transitions. [2023-12-02 21:42:29,235 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1062 transitions. [2023-12-02 21:42:29,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-12-02 21:42:29,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:29,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:29,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:29,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 814 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:42:29,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:29,729 INFO L134 CoverageAnalysis]: Checked inductivity of 6702 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6702 trivial. 0 not checked. [2023-12-02 21:42:30,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:30,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 809 states and 1065 transitions. [2023-12-02 21:42:30,858 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1065 transitions. [2023-12-02 21:42:30,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-12-02 21:42:30,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:30,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:31,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 824 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:42:31,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:31,210 INFO L134 CoverageAnalysis]: Checked inductivity of 6904 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6904 trivial. 0 not checked. [2023-12-02 21:42:31,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:31,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 811 states and 1066 transitions. [2023-12-02 21:42:31,801 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1066 transitions. [2023-12-02 21:42:31,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-02 21:42:31,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:31,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:31,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 821 conjuncts, 70 conjunts are in the unsatisfiable core [2023-12-02 21:42:31,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:32,864 INFO L134 CoverageAnalysis]: Checked inductivity of 6772 backedges. 69 proven. 6700 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:42:34,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:34,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 814 states and 1069 transitions. [2023-12-02 21:42:34,662 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1069 transitions. [2023-12-02 21:42:34,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-02 21:42:34,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:34,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:34,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 70 conjunts are in the unsatisfiable core [2023-12-02 21:42:34,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:35,363 INFO L134 CoverageAnalysis]: Checked inductivity of 7040 backedges. 0 proven. 7038 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:42:37,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:37,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 817 states and 1076 transitions. [2023-12-02 21:42:37,363 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1076 transitions. [2023-12-02 21:42:37,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-02 21:42:37,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:37,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:37,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:37,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 825 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:42:37,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:37,704 INFO L134 CoverageAnalysis]: Checked inductivity of 6904 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6904 trivial. 0 not checked. [2023-12-02 21:42:38,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:38,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 820 states and 1079 transitions. [2023-12-02 21:42:38,789 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1079 transitions. [2023-12-02 21:42:38,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-12-02 21:42:38,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:38,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:38,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:38,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 835 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:42:38,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:39,148 INFO L134 CoverageAnalysis]: Checked inductivity of 7109 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7109 trivial. 0 not checked. [2023-12-02 21:42:39,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:39,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 822 states and 1080 transitions. [2023-12-02 21:42:39,769 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1080 transitions. [2023-12-02 21:42:39,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-12-02 21:42:39,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:39,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:39,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:39,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 832 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-02 21:42:39,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:40,902 INFO L134 CoverageAnalysis]: Checked inductivity of 6975 backedges. 70 proven. 6902 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:42:42,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:42,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 825 states and 1083 transitions. [2023-12-02 21:42:42,744 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1083 transitions. [2023-12-02 21:42:42,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-12-02 21:42:42,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:42,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:42,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 842 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-02 21:42:42,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:43,702 INFO L134 CoverageAnalysis]: Checked inductivity of 7247 backedges. 0 proven. 7245 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:42:45,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:45,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 828 states and 1090 transitions. [2023-12-02 21:42:45,641 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1090 transitions. [2023-12-02 21:42:45,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-12-02 21:42:45,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:45,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:45,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 836 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:42:45,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:46,005 INFO L134 CoverageAnalysis]: Checked inductivity of 7109 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7109 trivial. 0 not checked. [2023-12-02 21:42:47,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:47,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 831 states and 1093 transitions. [2023-12-02 21:42:47,174 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1093 transitions. [2023-12-02 21:42:47,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-12-02 21:42:47,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:47,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:47,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 846 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:42:47,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:47,565 INFO L134 CoverageAnalysis]: Checked inductivity of 7317 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7317 trivial. 0 not checked. [2023-12-02 21:42:48,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:48,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 833 states and 1094 transitions. [2023-12-02 21:42:48,157 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1094 transitions. [2023-12-02 21:42:48,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-12-02 21:42:48,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:48,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:48,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 843 conjuncts, 72 conjunts are in the unsatisfiable core [2023-12-02 21:42:48,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:49,301 INFO L134 CoverageAnalysis]: Checked inductivity of 7181 backedges. 71 proven. 7107 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:42:51,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:51,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 836 states and 1097 transitions. [2023-12-02 21:42:51,286 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1097 transitions. [2023-12-02 21:42:51,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-12-02 21:42:51,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:51,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:51,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 72 conjunts are in the unsatisfiable core [2023-12-02 21:42:51,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:51,972 INFO L134 CoverageAnalysis]: Checked inductivity of 7457 backedges. 0 proven. 7455 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:42:53,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:53,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 839 states and 1104 transitions. [2023-12-02 21:42:53,822 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1104 transitions. [2023-12-02 21:42:53,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-12-02 21:42:53,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:53,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:54,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:54,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 847 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:42:54,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:54,191 INFO L134 CoverageAnalysis]: Checked inductivity of 7317 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7317 trivial. 0 not checked. [2023-12-02 21:42:55,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:55,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 842 states and 1107 transitions. [2023-12-02 21:42:55,418 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1107 transitions. [2023-12-02 21:42:55,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-12-02 21:42:55,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:55,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:55,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:55,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:42:55,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:55,807 INFO L134 CoverageAnalysis]: Checked inductivity of 7528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7528 trivial. 0 not checked. [2023-12-02 21:42:56,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:56,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 844 states and 1108 transitions. [2023-12-02 21:42:56,377 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1108 transitions. [2023-12-02 21:42:56,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-12-02 21:42:56,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:56,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:56,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 854 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-02 21:42:56,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:42:57,697 INFO L134 CoverageAnalysis]: Checked inductivity of 7390 backedges. 72 proven. 7315 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:42:59,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:59,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 847 states and 1111 transitions. [2023-12-02 21:42:59,558 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1111 transitions. [2023-12-02 21:42:59,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-12-02 21:42:59,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:59,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:59,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 864 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-02 21:42:59,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:00,339 INFO L134 CoverageAnalysis]: Checked inductivity of 7670 backedges. 0 proven. 7668 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:43:02,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:02,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 850 states and 1118 transitions. [2023-12-02 21:43:02,298 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1118 transitions. [2023-12-02 21:43:02,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-12-02 21:43:02,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:02,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:02,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 858 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:43:02,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:02,658 INFO L134 CoverageAnalysis]: Checked inductivity of 7528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7528 trivial. 0 not checked. [2023-12-02 21:43:03,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:03,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 853 states and 1121 transitions. [2023-12-02 21:43:03,856 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1121 transitions. [2023-12-02 21:43:03,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-12-02 21:43:03,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:03,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:04,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:04,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 868 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:43:04,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:04,220 INFO L134 CoverageAnalysis]: Checked inductivity of 7742 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7742 trivial. 0 not checked. [2023-12-02 21:43:05,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:05,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 855 states and 1122 transitions. [2023-12-02 21:43:05,020 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1122 transitions. [2023-12-02 21:43:05,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-02 21:43:05,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:05,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:05,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:05,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 865 conjuncts, 74 conjunts are in the unsatisfiable core [2023-12-02 21:43:05,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:06,228 INFO L134 CoverageAnalysis]: Checked inductivity of 7602 backedges. 73 proven. 7526 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:43:08,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:08,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 858 states and 1125 transitions. [2023-12-02 21:43:08,120 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1125 transitions. [2023-12-02 21:43:08,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-02 21:43:08,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:08,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:08,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:08,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 74 conjunts are in the unsatisfiable core [2023-12-02 21:43:08,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:09,031 INFO L134 CoverageAnalysis]: Checked inductivity of 7886 backedges. 0 proven. 7884 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:43:11,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:11,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 861 states and 1132 transitions. [2023-12-02 21:43:11,026 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1132 transitions. [2023-12-02 21:43:11,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-02 21:43:11,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:11,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:11,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 869 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:43:11,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:11,383 INFO L134 CoverageAnalysis]: Checked inductivity of 7742 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7742 trivial. 0 not checked. [2023-12-02 21:43:12,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:12,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 864 states and 1135 transitions. [2023-12-02 21:43:12,623 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1135 transitions. [2023-12-02 21:43:12,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2023-12-02 21:43:12,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:12,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:12,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:12,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:43:12,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:12,992 INFO L134 CoverageAnalysis]: Checked inductivity of 7959 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7959 trivial. 0 not checked. [2023-12-02 21:43:13,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:13,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 866 states and 1136 transitions. [2023-12-02 21:43:13,640 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1136 transitions. [2023-12-02 21:43:13,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-02 21:43:13,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:13,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:13,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 876 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-02 21:43:13,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:14,908 INFO L134 CoverageAnalysis]: Checked inductivity of 7817 backedges. 74 proven. 7740 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:43:16,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:16,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 869 states and 1139 transitions. [2023-12-02 21:43:16,937 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1139 transitions. [2023-12-02 21:43:16,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-02 21:43:16,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:16,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:17,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:17,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-02 21:43:17,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:17,678 INFO L134 CoverageAnalysis]: Checked inductivity of 8105 backedges. 0 proven. 8103 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:43:19,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:19,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 872 states and 1146 transitions. [2023-12-02 21:43:19,648 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1146 transitions. [2023-12-02 21:43:19,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-02 21:43:19,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:19,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:19,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:19,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 880 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:43:19,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:20,041 INFO L134 CoverageAnalysis]: Checked inductivity of 7959 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7959 trivial. 0 not checked. [2023-12-02 21:43:21,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:21,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 875 states and 1149 transitions. [2023-12-02 21:43:21,304 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1149 transitions. [2023-12-02 21:43:21,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-12-02 21:43:21,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:21,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:21,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:21,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 890 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:43:21,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:21,715 INFO L134 CoverageAnalysis]: Checked inductivity of 8179 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8179 trivial. 0 not checked. [2023-12-02 21:43:22,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:22,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 877 states and 1150 transitions. [2023-12-02 21:43:22,380 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1150 transitions. [2023-12-02 21:43:22,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-12-02 21:43:22,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:22,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:22,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 887 conjuncts, 76 conjunts are in the unsatisfiable core [2023-12-02 21:43:22,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:23,780 INFO L134 CoverageAnalysis]: Checked inductivity of 8035 backedges. 75 proven. 7957 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:43:25,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:25,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 880 states and 1153 transitions. [2023-12-02 21:43:25,737 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1153 transitions. [2023-12-02 21:43:25,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-12-02 21:43:25,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:25,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:25,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:25,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 897 conjuncts, 76 conjunts are in the unsatisfiable core [2023-12-02 21:43:25,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:26,509 INFO L134 CoverageAnalysis]: Checked inductivity of 8327 backedges. 0 proven. 8325 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:43:28,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:28,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 883 states and 1160 transitions. [2023-12-02 21:43:28,534 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1160 transitions. [2023-12-02 21:43:28,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-12-02 21:43:28,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:28,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:28,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:43:28,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:28,909 INFO L134 CoverageAnalysis]: Checked inductivity of 8179 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8179 trivial. 0 not checked. [2023-12-02 21:43:30,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:30,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 886 states and 1163 transitions. [2023-12-02 21:43:30,300 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1163 transitions. [2023-12-02 21:43:30,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-02 21:43:30,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:30,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:30,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 901 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:43:30,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:30,692 INFO L134 CoverageAnalysis]: Checked inductivity of 8402 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8402 trivial. 0 not checked. [2023-12-02 21:43:31,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:31,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 888 states and 1164 transitions. [2023-12-02 21:43:31,468 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1164 transitions. [2023-12-02 21:43:31,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-12-02 21:43:31,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:31,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:31,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:31,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 898 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-02 21:43:31,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:32,708 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 76 proven. 8177 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:43:34,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:34,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 891 states and 1167 transitions. [2023-12-02 21:43:34,577 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1167 transitions. [2023-12-02 21:43:34,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-12-02 21:43:34,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:34,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:34,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 908 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-02 21:43:34,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:35,341 INFO L134 CoverageAnalysis]: Checked inductivity of 8552 backedges. 0 proven. 8550 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:43:37,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:37,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 894 states and 1174 transitions. [2023-12-02 21:43:37,442 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1174 transitions. [2023-12-02 21:43:37,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-12-02 21:43:37,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:37,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:37,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:37,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:43:37,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:37,810 INFO L134 CoverageAnalysis]: Checked inductivity of 8402 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8402 trivial. 0 not checked. [2023-12-02 21:43:39,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:39,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 897 states and 1177 transitions. [2023-12-02 21:43:39,194 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1177 transitions. [2023-12-02 21:43:39,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-12-02 21:43:39,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:39,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:39,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:39,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 912 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:43:39,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:39,594 INFO L134 CoverageAnalysis]: Checked inductivity of 8628 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8628 trivial. 0 not checked. [2023-12-02 21:43:40,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:40,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 899 states and 1178 transitions. [2023-12-02 21:43:40,258 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1178 transitions. [2023-12-02 21:43:40,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2023-12-02 21:43:40,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:40,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:40,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:40,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 909 conjuncts, 78 conjunts are in the unsatisfiable core [2023-12-02 21:43:40,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:41,474 INFO L134 CoverageAnalysis]: Checked inductivity of 8480 backedges. 77 proven. 8400 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:43:43,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:43,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 902 states and 1181 transitions. [2023-12-02 21:43:43,558 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1181 transitions. [2023-12-02 21:43:43,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2023-12-02 21:43:43,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:43,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:43,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 78 conjunts are in the unsatisfiable core [2023-12-02 21:43:43,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:44,353 INFO L134 CoverageAnalysis]: Checked inductivity of 8780 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:43:46,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:46,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 905 states and 1188 transitions. [2023-12-02 21:43:46,598 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1188 transitions. [2023-12-02 21:43:46,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2023-12-02 21:43:46,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:46,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:46,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 913 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:43:46,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:46,992 INFO L134 CoverageAnalysis]: Checked inductivity of 8628 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8628 trivial. 0 not checked. [2023-12-02 21:43:48,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:48,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 908 states and 1191 transitions. [2023-12-02 21:43:48,348 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1191 transitions. [2023-12-02 21:43:48,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2023-12-02 21:43:48,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:48,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:48,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:48,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:43:48,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:48,746 INFO L134 CoverageAnalysis]: Checked inductivity of 8857 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8857 trivial. 0 not checked. [2023-12-02 21:43:49,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:49,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 910 states and 1192 transitions. [2023-12-02 21:43:49,400 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1192 transitions. [2023-12-02 21:43:49,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-12-02 21:43:49,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:49,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:49,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 920 conjuncts, 79 conjunts are in the unsatisfiable core [2023-12-02 21:43:49,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:50,760 INFO L134 CoverageAnalysis]: Checked inductivity of 8707 backedges. 78 proven. 8626 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:43:52,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:52,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 913 states and 1195 transitions. [2023-12-02 21:43:52,938 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1195 transitions. [2023-12-02 21:43:52,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-12-02 21:43:52,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:52,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:53,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:53,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 930 conjuncts, 79 conjunts are in the unsatisfiable core [2023-12-02 21:43:53,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:53,721 INFO L134 CoverageAnalysis]: Checked inductivity of 9011 backedges. 0 proven. 9009 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:43:56,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:56,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 916 states and 1202 transitions. [2023-12-02 21:43:56,003 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1202 transitions. [2023-12-02 21:43:56,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-12-02 21:43:56,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:56,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:56,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:56,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 924 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:43:56,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:56,423 INFO L134 CoverageAnalysis]: Checked inductivity of 8857 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8857 trivial. 0 not checked. [2023-12-02 21:43:57,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:57,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 919 states and 1205 transitions. [2023-12-02 21:43:57,850 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1205 transitions. [2023-12-02 21:43:57,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2023-12-02 21:43:57,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:57,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:58,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:43:58,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:43:58,294 INFO L134 CoverageAnalysis]: Checked inductivity of 9089 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9089 trivial. 0 not checked. [2023-12-02 21:43:59,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:59,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 921 states and 1206 transitions. [2023-12-02 21:43:59,019 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1206 transitions. [2023-12-02 21:43:59,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-12-02 21:43:59,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:59,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:59,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 931 conjuncts, 80 conjunts are in the unsatisfiable core [2023-12-02 21:43:59,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:00,485 INFO L134 CoverageAnalysis]: Checked inductivity of 8937 backedges. 79 proven. 8855 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:44:02,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:02,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 924 states and 1209 transitions. [2023-12-02 21:44:02,422 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1209 transitions. [2023-12-02 21:44:02,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-12-02 21:44:02,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:02,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:02,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:02,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 941 conjuncts, 80 conjunts are in the unsatisfiable core [2023-12-02 21:44:02,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:03,220 INFO L134 CoverageAnalysis]: Checked inductivity of 9245 backedges. 0 proven. 9243 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:44:05,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:05,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 927 states and 1216 transitions. [2023-12-02 21:44:05,391 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1216 transitions. [2023-12-02 21:44:05,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-12-02 21:44:05,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:05,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:05,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:05,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 935 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:44:05,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:05,805 INFO L134 CoverageAnalysis]: Checked inductivity of 9089 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9089 trivial. 0 not checked. [2023-12-02 21:44:07,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:07,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 930 states and 1219 transitions. [2023-12-02 21:44:07,382 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1219 transitions. [2023-12-02 21:44:07,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 21:44:07,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:07,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:07,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 945 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:44:07,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:07,904 INFO L134 CoverageAnalysis]: Checked inductivity of 9324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9324 trivial. 0 not checked. [2023-12-02 21:44:08,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:08,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 932 states and 1220 transitions. [2023-12-02 21:44:08,568 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1220 transitions. [2023-12-02 21:44:08,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2023-12-02 21:44:08,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:08,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:08,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-02 21:44:08,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:09,931 INFO L134 CoverageAnalysis]: Checked inductivity of 9170 backedges. 80 proven. 9087 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:44:12,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:12,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 935 states and 1223 transitions. [2023-12-02 21:44:12,068 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1223 transitions. [2023-12-02 21:44:12,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2023-12-02 21:44:12,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:12,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:12,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 952 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-02 21:44:12,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:12,933 INFO L134 CoverageAnalysis]: Checked inductivity of 9482 backedges. 0 proven. 9480 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:44:15,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:15,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 938 states and 1230 transitions. [2023-12-02 21:44:15,245 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1230 transitions. [2023-12-02 21:44:15,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2023-12-02 21:44:15,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:15,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:15,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:15,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 946 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:44:15,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:15,674 INFO L134 CoverageAnalysis]: Checked inductivity of 9324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9324 trivial. 0 not checked. [2023-12-02 21:44:16,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:16,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 941 states and 1233 transitions. [2023-12-02 21:44:16,960 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1233 transitions. [2023-12-02 21:44:16,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2023-12-02 21:44:16,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:16,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:17,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:17,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 956 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:44:17,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:17,403 INFO L134 CoverageAnalysis]: Checked inductivity of 9562 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9562 trivial. 0 not checked. [2023-12-02 21:44:18,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:18,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 943 states and 1234 transitions. [2023-12-02 21:44:18,051 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1234 transitions. [2023-12-02 21:44:18,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-12-02 21:44:18,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:18,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:18,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 82 conjunts are in the unsatisfiable core [2023-12-02 21:44:18,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:19,332 INFO L134 CoverageAnalysis]: Checked inductivity of 9406 backedges. 81 proven. 9322 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:44:21,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:21,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 946 states and 1237 transitions. [2023-12-02 21:44:21,577 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1237 transitions. [2023-12-02 21:44:21,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-12-02 21:44:21,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:21,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:21,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 963 conjuncts, 82 conjunts are in the unsatisfiable core [2023-12-02 21:44:21,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:22,482 INFO L134 CoverageAnalysis]: Checked inductivity of 9722 backedges. 0 proven. 9720 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:44:24,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:24,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 949 states and 1244 transitions. [2023-12-02 21:44:24,896 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1244 transitions. [2023-12-02 21:44:24,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-12-02 21:44:24,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:24,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:25,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 957 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:44:25,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:25,516 INFO L134 CoverageAnalysis]: Checked inductivity of 9562 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9562 trivial. 0 not checked. [2023-12-02 21:44:26,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:26,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 952 states and 1247 transitions. [2023-12-02 21:44:26,867 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1247 transitions. [2023-12-02 21:44:26,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-12-02 21:44:26,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:26,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:27,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:27,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 967 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:44:27,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:27,312 INFO L134 CoverageAnalysis]: Checked inductivity of 9803 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9803 trivial. 0 not checked. [2023-12-02 21:44:28,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:28,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 954 states and 1248 transitions. [2023-12-02 21:44:28,086 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1248 transitions. [2023-12-02 21:44:28,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-02 21:44:28,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:28,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:28,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:28,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 964 conjuncts, 83 conjunts are in the unsatisfiable core [2023-12-02 21:44:28,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:29,520 INFO L134 CoverageAnalysis]: Checked inductivity of 9645 backedges. 82 proven. 9560 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:44:31,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:31,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 957 states and 1251 transitions. [2023-12-02 21:44:31,698 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1251 transitions. [2023-12-02 21:44:31,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-02 21:44:31,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:31,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:32,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:32,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 974 conjuncts, 83 conjunts are in the unsatisfiable core [2023-12-02 21:44:32,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:32,677 INFO L134 CoverageAnalysis]: Checked inductivity of 9965 backedges. 0 proven. 9963 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:44:34,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:34,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 960 states and 1258 transitions. [2023-12-02 21:44:34,948 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1258 transitions. [2023-12-02 21:44:34,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-02 21:44:34,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:34,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:35,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 968 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:44:35,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:35,408 INFO L134 CoverageAnalysis]: Checked inductivity of 9803 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9803 trivial. 0 not checked. [2023-12-02 21:44:36,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:36,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 963 states and 1261 transitions. [2023-12-02 21:44:36,912 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1261 transitions. [2023-12-02 21:44:36,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2023-12-02 21:44:36,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:36,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:37,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:37,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 978 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:44:37,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:37,346 INFO L134 CoverageAnalysis]: Checked inductivity of 10047 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10047 trivial. 0 not checked. [2023-12-02 21:44:38,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:38,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 965 states and 1262 transitions. [2023-12-02 21:44:38,177 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1262 transitions. [2023-12-02 21:44:38,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2023-12-02 21:44:38,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:38,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:38,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 975 conjuncts, 84 conjunts are in the unsatisfiable core [2023-12-02 21:44:38,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:39,590 INFO L134 CoverageAnalysis]: Checked inductivity of 9887 backedges. 83 proven. 9801 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:44:41,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:41,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 968 states and 1265 transitions. [2023-12-02 21:44:41,759 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1265 transitions. [2023-12-02 21:44:41,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2023-12-02 21:44:41,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:41,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:41,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:42,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 985 conjuncts, 84 conjunts are in the unsatisfiable core [2023-12-02 21:44:42,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:42,672 INFO L134 CoverageAnalysis]: Checked inductivity of 10211 backedges. 0 proven. 10209 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:44:45,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:45,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 971 states and 1272 transitions. [2023-12-02 21:44:45,038 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1272 transitions. [2023-12-02 21:44:45,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2023-12-02 21:44:45,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:45,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:45,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:44:45,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:45,652 INFO L134 CoverageAnalysis]: Checked inductivity of 10047 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10047 trivial. 0 not checked. [2023-12-02 21:44:47,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:47,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 974 states and 1275 transitions. [2023-12-02 21:44:47,131 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1275 transitions. [2023-12-02 21:44:47,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2023-12-02 21:44:47,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:47,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:47,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:47,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 989 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:44:47,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:47,591 INFO L134 CoverageAnalysis]: Checked inductivity of 10294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10294 trivial. 0 not checked. [2023-12-02 21:44:48,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:48,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 976 states and 1276 transitions. [2023-12-02 21:44:48,369 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1276 transitions. [2023-12-02 21:44:48,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2023-12-02 21:44:48,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:48,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:48,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 986 conjuncts, 85 conjunts are in the unsatisfiable core [2023-12-02 21:44:48,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:49,722 INFO L134 CoverageAnalysis]: Checked inductivity of 10132 backedges. 84 proven. 10045 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:44:52,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:52,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 979 states and 1279 transitions. [2023-12-02 21:44:52,292 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1279 transitions. [2023-12-02 21:44:52,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2023-12-02 21:44:52,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:52,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:52,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 996 conjuncts, 85 conjunts are in the unsatisfiable core [2023-12-02 21:44:52,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:53,238 INFO L134 CoverageAnalysis]: Checked inductivity of 10460 backedges. 0 proven. 10458 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:44:55,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:55,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 982 states and 1286 transitions. [2023-12-02 21:44:55,573 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1286 transitions. [2023-12-02 21:44:55,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2023-12-02 21:44:55,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:55,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:55,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 990 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:44:55,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:55,999 INFO L134 CoverageAnalysis]: Checked inductivity of 10294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10294 trivial. 0 not checked. [2023-12-02 21:44:57,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:57,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 985 states and 1289 transitions. [2023-12-02 21:44:57,576 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1289 transitions. [2023-12-02 21:44:57,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-12-02 21:44:57,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:57,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:57,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 1000 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:44:57,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:58,009 INFO L134 CoverageAnalysis]: Checked inductivity of 10544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10544 trivial. 0 not checked. [2023-12-02 21:44:58,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:58,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 987 states and 1290 transitions. [2023-12-02 21:44:58,704 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1290 transitions. [2023-12-02 21:44:58,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-12-02 21:44:58,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:58,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:58,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:58,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 86 conjunts are in the unsatisfiable core [2023-12-02 21:44:58,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:00,136 INFO L134 CoverageAnalysis]: Checked inductivity of 10380 backedges. 85 proven. 10292 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:45:02,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:02,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 990 states and 1293 transitions. [2023-12-02 21:45:02,358 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1293 transitions. [2023-12-02 21:45:02,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-12-02 21:45:02,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:02,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:02,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:02,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 1007 conjuncts, 86 conjunts are in the unsatisfiable core [2023-12-02 21:45:02,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:03,377 INFO L134 CoverageAnalysis]: Checked inductivity of 10712 backedges. 0 proven. 10710 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:45:05,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:05,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 993 states and 1300 transitions. [2023-12-02 21:45:05,906 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1300 transitions. [2023-12-02 21:45:05,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-12-02 21:45:05,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:05,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:06,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 1001 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:45:06,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:06,357 INFO L134 CoverageAnalysis]: Checked inductivity of 10544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10544 trivial. 0 not checked. [2023-12-02 21:45:07,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:07,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 996 states and 1303 transitions. [2023-12-02 21:45:07,811 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1303 transitions. [2023-12-02 21:45:07,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-12-02 21:45:07,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:07,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:08,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:45:08,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:08,303 INFO L134 CoverageAnalysis]: Checked inductivity of 10797 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10797 trivial. 0 not checked. [2023-12-02 21:45:09,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:09,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 998 states and 1304 transitions. [2023-12-02 21:45:09,233 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1304 transitions. [2023-12-02 21:45:09,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2023-12-02 21:45:09,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:09,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:09,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:09,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 1008 conjuncts, 87 conjunts are in the unsatisfiable core [2023-12-02 21:45:09,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:10,660 INFO L134 CoverageAnalysis]: Checked inductivity of 10631 backedges. 86 proven. 10542 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:45:12,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:12,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 1001 states and 1307 transitions. [2023-12-02 21:45:12,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1307 transitions. [2023-12-02 21:45:12,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2023-12-02 21:45:12,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:12,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:13,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:13,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 1018 conjuncts, 87 conjunts are in the unsatisfiable core [2023-12-02 21:45:13,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:13,794 INFO L134 CoverageAnalysis]: Checked inductivity of 10967 backedges. 0 proven. 10965 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:45:16,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:16,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1004 states and 1314 transitions. [2023-12-02 21:45:16,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1314 transitions. [2023-12-02 21:45:16,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2023-12-02 21:45:16,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:16,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:16,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 1012 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:45:16,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:16,912 INFO L134 CoverageAnalysis]: Checked inductivity of 10797 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10797 trivial. 0 not checked. [2023-12-02 21:45:18,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:18,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1007 states and 1317 transitions. [2023-12-02 21:45:18,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1317 transitions. [2023-12-02 21:45:18,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-12-02 21:45:18,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:18,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:18,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 1022 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:45:18,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:19,105 INFO L134 CoverageAnalysis]: Checked inductivity of 11053 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11053 trivial. 0 not checked. [2023-12-02 21:45:19,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:19,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1009 states and 1318 transitions. [2023-12-02 21:45:19,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1318 transitions. [2023-12-02 21:45:19,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2023-12-02 21:45:19,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:19,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:20,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 1019 conjuncts, 88 conjunts are in the unsatisfiable core [2023-12-02 21:45:20,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:21,533 INFO L134 CoverageAnalysis]: Checked inductivity of 10885 backedges. 87 proven. 10795 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:45:23,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:23,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1012 states and 1321 transitions. [2023-12-02 21:45:23,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1321 transitions. [2023-12-02 21:45:23,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2023-12-02 21:45:23,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:23,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:24,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 1029 conjuncts, 88 conjunts are in the unsatisfiable core [2023-12-02 21:45:24,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:24,781 INFO L134 CoverageAnalysis]: Checked inductivity of 11225 backedges. 0 proven. 11223 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:45:27,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:27,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1015 states and 1328 transitions. [2023-12-02 21:45:27,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1328 transitions. [2023-12-02 21:45:27,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2023-12-02 21:45:27,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:27,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:27,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 1023 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:45:27,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:28,089 INFO L134 CoverageAnalysis]: Checked inductivity of 11053 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11053 trivial. 0 not checked. [2023-12-02 21:45:29,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:29,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1018 states and 1331 transitions. [2023-12-02 21:45:29,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1331 transitions. [2023-12-02 21:45:29,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2023-12-02 21:45:29,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:29,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:29,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:29,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 1033 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:45:29,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:30,053 INFO L134 CoverageAnalysis]: Checked inductivity of 11312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11312 trivial. 0 not checked. [2023-12-02 21:45:30,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:30,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1020 states and 1332 transitions. [2023-12-02 21:45:30,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1332 transitions. [2023-12-02 21:45:30,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2023-12-02 21:45:30,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:30,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:31,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:31,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 1030 conjuncts, 89 conjunts are in the unsatisfiable core [2023-12-02 21:45:31,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:32,274 INFO L134 CoverageAnalysis]: Checked inductivity of 11142 backedges. 88 proven. 11051 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:45:34,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:34,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1023 states and 1335 transitions. [2023-12-02 21:45:34,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1335 transitions. [2023-12-02 21:45:34,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2023-12-02 21:45:34,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:34,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:34,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:34,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 1040 conjuncts, 89 conjunts are in the unsatisfiable core [2023-12-02 21:45:34,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:35,633 INFO L134 CoverageAnalysis]: Checked inductivity of 11486 backedges. 0 proven. 11484 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:45:38,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:38,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1026 states and 1342 transitions. [2023-12-02 21:45:38,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1342 transitions. [2023-12-02 21:45:38,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2023-12-02 21:45:38,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:38,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:38,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:38,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 1034 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:45:38,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:38,566 INFO L134 CoverageAnalysis]: Checked inductivity of 11312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11312 trivial. 0 not checked. [2023-12-02 21:45:40,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:40,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1029 states and 1345 transitions. [2023-12-02 21:45:40,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1345 transitions. [2023-12-02 21:45:40,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2023-12-02 21:45:40,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:40,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:40,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:45:40,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:40,682 INFO L134 CoverageAnalysis]: Checked inductivity of 11574 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11574 trivial. 0 not checked. [2023-12-02 21:45:41,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:41,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1031 states and 1346 transitions. [2023-12-02 21:45:41,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1346 transitions. [2023-12-02 21:45:41,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2023-12-02 21:45:41,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:41,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:41,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 1041 conjuncts, 90 conjunts are in the unsatisfiable core [2023-12-02 21:45:41,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:42,952 INFO L134 CoverageAnalysis]: Checked inductivity of 11402 backedges. 89 proven. 11310 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:45:45,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:45,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1034 states and 1349 transitions. [2023-12-02 21:45:45,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1349 transitions. [2023-12-02 21:45:45,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2023-12-02 21:45:45,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:45,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:45,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:45,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 1051 conjuncts, 90 conjunts are in the unsatisfiable core [2023-12-02 21:45:45,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:46,453 INFO L134 CoverageAnalysis]: Checked inductivity of 11750 backedges. 0 proven. 11748 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:45:49,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:49,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1037 states and 1356 transitions. [2023-12-02 21:45:49,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1356 transitions. [2023-12-02 21:45:49,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2023-12-02 21:45:49,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:49,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:49,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 1045 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:45:49,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:49,937 INFO L134 CoverageAnalysis]: Checked inductivity of 11574 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11574 trivial. 0 not checked. [2023-12-02 21:45:51,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:51,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1040 states and 1359 transitions. [2023-12-02 21:45:51,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1359 transitions. [2023-12-02 21:45:51,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-12-02 21:45:51,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:51,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:51,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 1055 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:45:51,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:52,008 INFO L134 CoverageAnalysis]: Checked inductivity of 11839 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11839 trivial. 0 not checked. [2023-12-02 21:45:52,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:52,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1042 states and 1360 transitions. [2023-12-02 21:45:52,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1360 transitions. [2023-12-02 21:45:52,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2023-12-02 21:45:52,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:52,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:53,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 1052 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-02 21:45:53,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:54,474 INFO L134 CoverageAnalysis]: Checked inductivity of 11665 backedges. 90 proven. 11572 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:45:57,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:57,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1045 states and 1363 transitions. [2023-12-02 21:45:57,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1363 transitions. [2023-12-02 21:45:57,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2023-12-02 21:45:57,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:57,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:57,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 1062 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-02 21:45:57,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:58,062 INFO L134 CoverageAnalysis]: Checked inductivity of 12017 backedges. 0 proven. 12015 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:46:00,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:00,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1048 states and 1370 transitions. [2023-12-02 21:46:00,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1370 transitions. [2023-12-02 21:46:00,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2023-12-02 21:46:00,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:00,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:01,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 1056 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:46:01,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:01,243 INFO L134 CoverageAnalysis]: Checked inductivity of 11839 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11839 trivial. 0 not checked. [2023-12-02 21:46:02,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:02,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1051 states and 1373 transitions. [2023-12-02 21:46:02,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1373 transitions. [2023-12-02 21:46:02,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2023-12-02 21:46:02,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:02,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:03,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:03,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 1066 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:46:03,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:03,289 INFO L134 CoverageAnalysis]: Checked inductivity of 12107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12107 trivial. 0 not checked. [2023-12-02 21:46:04,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:04,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1053 states and 1374 transitions. [2023-12-02 21:46:04,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1374 transitions. [2023-12-02 21:46:04,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2023-12-02 21:46:04,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:04,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:04,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:04,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 1063 conjuncts, 92 conjunts are in the unsatisfiable core [2023-12-02 21:46:04,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:05,836 INFO L134 CoverageAnalysis]: Checked inductivity of 11931 backedges. 91 proven. 11837 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:46:08,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:08,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1056 states and 1377 transitions. [2023-12-02 21:46:08,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1377 transitions. [2023-12-02 21:46:08,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2023-12-02 21:46:08,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:08,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:08,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:08,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 1073 conjuncts, 92 conjunts are in the unsatisfiable core [2023-12-02 21:46:08,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:09,320 INFO L134 CoverageAnalysis]: Checked inductivity of 12287 backedges. 0 proven. 12285 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:46:12,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:12,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1059 states and 1384 transitions. [2023-12-02 21:46:12,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1384 transitions. [2023-12-02 21:46:12,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2023-12-02 21:46:12,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:12,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:12,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:46:12,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:12,594 INFO L134 CoverageAnalysis]: Checked inductivity of 12107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12107 trivial. 0 not checked. [2023-12-02 21:46:14,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:14,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1062 states and 1387 transitions. [2023-12-02 21:46:14,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1387 transitions. [2023-12-02 21:46:14,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2023-12-02 21:46:14,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:14,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:14,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:14,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 1077 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:46:14,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:14,695 INFO L134 CoverageAnalysis]: Checked inductivity of 12378 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12378 trivial. 0 not checked. [2023-12-02 21:46:15,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:15,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1064 states and 1388 transitions. [2023-12-02 21:46:15,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1388 transitions. [2023-12-02 21:46:15,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2023-12-02 21:46:15,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:15,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:15,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 1074 conjuncts, 93 conjunts are in the unsatisfiable core [2023-12-02 21:46:15,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:17,245 INFO L134 CoverageAnalysis]: Checked inductivity of 12200 backedges. 92 proven. 12105 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:46:19,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:19,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1067 states and 1391 transitions. [2023-12-02 21:46:19,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1391 transitions. [2023-12-02 21:46:19,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2023-12-02 21:46:19,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:19,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:19,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:19,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 1084 conjuncts, 93 conjunts are in the unsatisfiable core [2023-12-02 21:46:19,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:20,688 INFO L134 CoverageAnalysis]: Checked inductivity of 12560 backedges. 0 proven. 12558 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:46:23,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:23,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1070 states and 1398 transitions. [2023-12-02 21:46:23,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1398 transitions. [2023-12-02 21:46:23,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2023-12-02 21:46:23,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:23,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:23,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 1078 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:46:23,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:23,838 INFO L134 CoverageAnalysis]: Checked inductivity of 12378 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12378 trivial. 0 not checked. [2023-12-02 21:46:25,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:25,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1073 states and 1401 transitions. [2023-12-02 21:46:25,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1401 transitions. [2023-12-02 21:46:25,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2023-12-02 21:46:25,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:25,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:25,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:25,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:46:25,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:26,029 INFO L134 CoverageAnalysis]: Checked inductivity of 12652 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12652 trivial. 0 not checked. [2023-12-02 21:46:26,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:26,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1075 states and 1402 transitions. [2023-12-02 21:46:26,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1402 transitions. [2023-12-02 21:46:26,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2023-12-02 21:46:26,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:26,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:27,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:27,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 1085 conjuncts, 94 conjunts are in the unsatisfiable core [2023-12-02 21:46:27,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:28,340 INFO L134 CoverageAnalysis]: Checked inductivity of 12472 backedges. 93 proven. 12376 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:46:30,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:30,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1078 states and 1405 transitions. [2023-12-02 21:46:30,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1405 transitions. [2023-12-02 21:46:30,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2023-12-02 21:46:30,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:30,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:31,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:31,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 1095 conjuncts, 94 conjunts are in the unsatisfiable core [2023-12-02 21:46:31,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:31,930 INFO L134 CoverageAnalysis]: Checked inductivity of 12836 backedges. 0 proven. 12834 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:46:34,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:34,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1081 states and 1412 transitions. [2023-12-02 21:46:34,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1412 transitions. [2023-12-02 21:46:34,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2023-12-02 21:46:34,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:34,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:34,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:34,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:46:34,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:35,139 INFO L134 CoverageAnalysis]: Checked inductivity of 12652 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12652 trivial. 0 not checked. [2023-12-02 21:46:36,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:36,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1084 states and 1415 transitions. [2023-12-02 21:46:36,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1415 transitions. [2023-12-02 21:46:36,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2023-12-02 21:46:36,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:36,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:37,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 1099 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:46:37,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:37,543 INFO L134 CoverageAnalysis]: Checked inductivity of 12929 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12929 trivial. 0 not checked. [2023-12-02 21:46:38,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:38,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1086 states and 1416 transitions. [2023-12-02 21:46:38,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1416 transitions. [2023-12-02 21:46:38,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2023-12-02 21:46:38,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:38,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:38,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 1096 conjuncts, 95 conjunts are in the unsatisfiable core [2023-12-02 21:46:38,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:39,959 INFO L134 CoverageAnalysis]: Checked inductivity of 12747 backedges. 94 proven. 12650 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:46:42,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:42,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1089 states and 1419 transitions. [2023-12-02 21:46:42,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1419 transitions. [2023-12-02 21:46:42,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2023-12-02 21:46:42,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:42,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:42,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 1106 conjuncts, 95 conjunts are in the unsatisfiable core [2023-12-02 21:46:42,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:43,636 INFO L134 CoverageAnalysis]: Checked inductivity of 13115 backedges. 0 proven. 13113 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:46:46,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:46,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1092 states and 1426 transitions. [2023-12-02 21:46:46,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1426 transitions. [2023-12-02 21:46:46,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2023-12-02 21:46:46,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:46,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:46,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:46,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 1100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:46:46,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:47,167 INFO L134 CoverageAnalysis]: Checked inductivity of 12929 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12929 trivial. 0 not checked. [2023-12-02 21:46:48,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:48,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 1095 states and 1429 transitions. [2023-12-02 21:46:48,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1429 transitions. [2023-12-02 21:46:48,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2023-12-02 21:46:48,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:48,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:49,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 1110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:46:49,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:49,397 INFO L134 CoverageAnalysis]: Checked inductivity of 13209 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13209 trivial. 0 not checked. [2023-12-02 21:46:50,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:50,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1097 states and 1430 transitions. [2023-12-02 21:46:50,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1430 transitions. [2023-12-02 21:46:50,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2023-12-02 21:46:50,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:50,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:50,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 1107 conjuncts, 96 conjunts are in the unsatisfiable core [2023-12-02 21:46:50,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:52,031 INFO L134 CoverageAnalysis]: Checked inductivity of 13025 backedges. 95 proven. 12927 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:46:54,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:54,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 1100 states and 1433 transitions. [2023-12-02 21:46:54,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1433 transitions. [2023-12-02 21:46:54,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2023-12-02 21:46:54,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:54,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:54,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 1117 conjuncts, 96 conjunts are in the unsatisfiable core [2023-12-02 21:46:54,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:55,623 INFO L134 CoverageAnalysis]: Checked inductivity of 13397 backedges. 0 proven. 13395 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:46:58,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:58,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1103 states and 1440 transitions. [2023-12-02 21:46:58,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1440 transitions. [2023-12-02 21:46:58,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2023-12-02 21:46:58,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:58,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:58,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 1111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:46:58,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:59,061 INFO L134 CoverageAnalysis]: Checked inductivity of 13209 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13209 trivial. 0 not checked. [2023-12-02 21:47:00,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:00,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1106 states and 1443 transitions. [2023-12-02 21:47:00,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1443 transitions. [2023-12-02 21:47:00,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2023-12-02 21:47:00,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:00,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:01,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 1121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:47:01,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:01,289 INFO L134 CoverageAnalysis]: Checked inductivity of 13492 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13492 trivial. 0 not checked. [2023-12-02 21:47:02,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:02,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1108 states and 1444 transitions. [2023-12-02 21:47:02,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1444 transitions. [2023-12-02 21:47:02,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2023-12-02 21:47:02,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:02,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:02,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 1118 conjuncts, 97 conjunts are in the unsatisfiable core [2023-12-02 21:47:02,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:03,756 INFO L134 CoverageAnalysis]: Checked inductivity of 13306 backedges. 96 proven. 13207 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:47:06,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1111 states and 1447 transitions. [2023-12-02 21:47:06,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1447 transitions. [2023-12-02 21:47:06,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2023-12-02 21:47:06,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:06,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:06,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:06,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 1128 conjuncts, 97 conjunts are in the unsatisfiable core [2023-12-02 21:47:06,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:07,537 INFO L134 CoverageAnalysis]: Checked inductivity of 13682 backedges. 0 proven. 13680 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:47:10,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:10,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1114 states and 1454 transitions. [2023-12-02 21:47:10,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1454 transitions. [2023-12-02 21:47:10,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2023-12-02 21:47:10,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:10,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:10,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 1122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:47:10,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:10,767 INFO L134 CoverageAnalysis]: Checked inductivity of 13492 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13492 trivial. 0 not checked. [2023-12-02 21:47:12,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:12,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1117 states and 1457 transitions. [2023-12-02 21:47:12,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1457 transitions. [2023-12-02 21:47:12,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2023-12-02 21:47:12,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:12,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:12,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:12,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 1132 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:47:12,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:13,114 INFO L134 CoverageAnalysis]: Checked inductivity of 13778 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13778 trivial. 0 not checked. [2023-12-02 21:47:14,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:14,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1119 states and 1458 transitions. [2023-12-02 21:47:14,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1458 transitions. [2023-12-02 21:47:14,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2023-12-02 21:47:14,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:14,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:14,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:14,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 1129 conjuncts, 98 conjunts are in the unsatisfiable core [2023-12-02 21:47:14,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:15,652 INFO L134 CoverageAnalysis]: Checked inductivity of 13590 backedges. 97 proven. 13490 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:47:18,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:18,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1122 states and 1461 transitions. [2023-12-02 21:47:18,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1461 transitions. [2023-12-02 21:47:18,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2023-12-02 21:47:18,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:18,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:18,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 1139 conjuncts, 98 conjunts are in the unsatisfiable core [2023-12-02 21:47:18,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:19,522 INFO L134 CoverageAnalysis]: Checked inductivity of 13970 backedges. 0 proven. 13968 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:47:22,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:22,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1125 states and 1468 transitions. [2023-12-02 21:47:22,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1468 transitions. [2023-12-02 21:47:22,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2023-12-02 21:47:22,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:22,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:22,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 1133 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:47:22,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:22,828 INFO L134 CoverageAnalysis]: Checked inductivity of 13778 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13778 trivial. 0 not checked. [2023-12-02 21:47:24,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:24,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1128 states and 1471 transitions. [2023-12-02 21:47:24,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1471 transitions. [2023-12-02 21:47:24,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2023-12-02 21:47:24,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:24,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:24,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 1143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:47:24,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:25,097 INFO L134 CoverageAnalysis]: Checked inductivity of 14067 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14067 trivial. 0 not checked. [2023-12-02 21:47:26,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:26,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1130 states and 1472 transitions. [2023-12-02 21:47:26,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1472 transitions. [2023-12-02 21:47:26,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2023-12-02 21:47:26,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:26,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:26,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:26,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 1140 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-02 21:47:26,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:27,879 INFO L134 CoverageAnalysis]: Checked inductivity of 13877 backedges. 98 proven. 13776 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:47:30,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:30,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1133 states and 1475 transitions. [2023-12-02 21:47:30,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1475 transitions. [2023-12-02 21:47:30,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2023-12-02 21:47:30,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:30,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:31,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 1150 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-02 21:47:31,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:31,772 INFO L134 CoverageAnalysis]: Checked inductivity of 14261 backedges. 0 proven. 14259 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:47:34,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:34,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1136 states and 1482 transitions. [2023-12-02 21:47:34,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1482 transitions. [2023-12-02 21:47:34,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2023-12-02 21:47:34,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:34,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:35,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:35,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 1144 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:47:35,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:35,359 INFO L134 CoverageAnalysis]: Checked inductivity of 14067 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14067 trivial. 0 not checked. [2023-12-02 21:47:37,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:37,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1139 states and 1485 transitions. [2023-12-02 21:47:37,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1485 transitions. [2023-12-02 21:47:37,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2023-12-02 21:47:37,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:37,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:37,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 1154 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:47:37,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:37,712 INFO L134 CoverageAnalysis]: Checked inductivity of 14359 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14359 trivial. 0 not checked. [2023-12-02 21:47:38,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:38,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1141 states and 1486 transitions. [2023-12-02 21:47:38,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1486 transitions. [2023-12-02 21:47:38,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2023-12-02 21:47:38,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:38,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:39,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:39,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 1151 conjuncts, 100 conjunts are in the unsatisfiable core [2023-12-02 21:47:39,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:40,503 INFO L134 CoverageAnalysis]: Checked inductivity of 14167 backedges. 99 proven. 14065 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:47:43,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:43,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1144 states and 1489 transitions. [2023-12-02 21:47:43,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1489 transitions. [2023-12-02 21:47:43,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2023-12-02 21:47:43,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:43,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:43,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 100 conjunts are in the unsatisfiable core [2023-12-02 21:47:43,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:44,325 INFO L134 CoverageAnalysis]: Checked inductivity of 14555 backedges. 0 proven. 14553 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:47:47,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:47,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1147 states and 1496 transitions. [2023-12-02 21:47:47,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1496 transitions. [2023-12-02 21:47:47,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2023-12-02 21:47:47,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:47,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:47,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 1155 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:47:47,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:47,903 INFO L134 CoverageAnalysis]: Checked inductivity of 14359 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14359 trivial. 0 not checked. [2023-12-02 21:47:49,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:49,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1150 states and 1499 transitions. [2023-12-02 21:47:49,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1499 transitions. [2023-12-02 21:47:49,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2023-12-02 21:47:49,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:49,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:49,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:49,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 1165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:47:49,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:50,214 INFO L134 CoverageAnalysis]: Checked inductivity of 14654 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14654 trivial. 0 not checked. [2023-12-02 21:47:51,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:51,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1152 states and 1500 transitions. [2023-12-02 21:47:51,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1500 transitions. [2023-12-02 21:47:51,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2023-12-02 21:47:51,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:51,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:51,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:51,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 1162 conjuncts, 101 conjunts are in the unsatisfiable core [2023-12-02 21:47:51,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:53,239 INFO L134 CoverageAnalysis]: Checked inductivity of 14460 backedges. 100 proven. 14357 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:47:56,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:56,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1155 states and 1503 transitions. [2023-12-02 21:47:56,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1503 transitions. [2023-12-02 21:47:56,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2023-12-02 21:47:56,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:56,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:56,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 1172 conjuncts, 101 conjunts are in the unsatisfiable core [2023-12-02 21:47:56,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:57,100 INFO L134 CoverageAnalysis]: Checked inductivity of 14852 backedges. 0 proven. 14850 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:48:00,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:00,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1158 states and 1510 transitions. [2023-12-02 21:48:00,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1510 transitions. [2023-12-02 21:48:00,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2023-12-02 21:48:00,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:00,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:00,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 1166 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:48:00,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:00,838 INFO L134 CoverageAnalysis]: Checked inductivity of 14654 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14654 trivial. 0 not checked. [2023-12-02 21:48:02,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:02,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1161 states and 1513 transitions. [2023-12-02 21:48:02,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1513 transitions. [2023-12-02 21:48:02,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2023-12-02 21:48:02,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:02,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:02,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:02,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 1176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:48:02,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:03,238 INFO L134 CoverageAnalysis]: Checked inductivity of 14952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14952 trivial. 0 not checked. [2023-12-02 21:48:04,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:04,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1163 states and 1514 transitions. [2023-12-02 21:48:04,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1514 transitions. [2023-12-02 21:48:04,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2023-12-02 21:48:04,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:04,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:04,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:04,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 1173 conjuncts, 102 conjunts are in the unsatisfiable core [2023-12-02 21:48:04,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:06,132 INFO L134 CoverageAnalysis]: Checked inductivity of 14756 backedges. 101 proven. 14652 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:48:08,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:08,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1166 states and 1517 transitions. [2023-12-02 21:48:08,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1517 transitions. [2023-12-02 21:48:08,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2023-12-02 21:48:08,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:08,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:09,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:09,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 1183 conjuncts, 102 conjunts are in the unsatisfiable core [2023-12-02 21:48:09,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:10,205 INFO L134 CoverageAnalysis]: Checked inductivity of 15152 backedges. 0 proven. 15150 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:48:13,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:13,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1169 states and 1524 transitions. [2023-12-02 21:48:13,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1524 transitions. [2023-12-02 21:48:13,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2023-12-02 21:48:13,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:13,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:13,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 1177 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:48:13,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:13,707 INFO L134 CoverageAnalysis]: Checked inductivity of 14952 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14952 trivial. 0 not checked. [2023-12-02 21:48:15,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:15,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1172 states and 1527 transitions. [2023-12-02 21:48:15,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1527 transitions. [2023-12-02 21:48:15,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2023-12-02 21:48:15,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:15,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:15,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:15,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 1187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:48:15,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:16,201 INFO L134 CoverageAnalysis]: Checked inductivity of 15253 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15253 trivial. 0 not checked. [2023-12-02 21:48:17,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:17,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1174 states and 1528 transitions. [2023-12-02 21:48:17,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1528 transitions. [2023-12-02 21:48:17,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2023-12-02 21:48:17,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:17,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:17,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 1184 conjuncts, 103 conjunts are in the unsatisfiable core [2023-12-02 21:48:17,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:18,910 INFO L134 CoverageAnalysis]: Checked inductivity of 15055 backedges. 102 proven. 14950 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:48:21,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:21,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1177 states and 1531 transitions. [2023-12-02 21:48:21,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1531 transitions. [2023-12-02 21:48:21,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2023-12-02 21:48:21,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:21,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:22,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 1194 conjuncts, 103 conjunts are in the unsatisfiable core [2023-12-02 21:48:22,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:22,863 INFO L134 CoverageAnalysis]: Checked inductivity of 15455 backedges. 0 proven. 15453 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:48:25,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:25,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1180 states and 1538 transitions. [2023-12-02 21:48:25,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1538 transitions. [2023-12-02 21:48:25,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2023-12-02 21:48:25,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:25,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:26,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:26,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 1188 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:48:26,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:26,607 INFO L134 CoverageAnalysis]: Checked inductivity of 15253 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15253 trivial. 0 not checked. [2023-12-02 21:48:28,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:28,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 1183 states and 1541 transitions. [2023-12-02 21:48:28,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1541 transitions. [2023-12-02 21:48:28,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2023-12-02 21:48:28,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:28,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:28,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:28,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 1198 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:48:28,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:29,051 INFO L134 CoverageAnalysis]: Checked inductivity of 15557 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15557 trivial. 0 not checked. [2023-12-02 21:48:29,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:29,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1185 states and 1542 transitions. [2023-12-02 21:48:29,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1542 transitions. [2023-12-02 21:48:29,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2023-12-02 21:48:29,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:29,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:30,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:30,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 1195 conjuncts, 104 conjunts are in the unsatisfiable core [2023-12-02 21:48:30,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:31,913 INFO L134 CoverageAnalysis]: Checked inductivity of 15357 backedges. 103 proven. 15251 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:48:34,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:34,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1188 states and 1545 transitions. [2023-12-02 21:48:34,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1545 transitions. [2023-12-02 21:48:34,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2023-12-02 21:48:34,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:34,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:35,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:35,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 1205 conjuncts, 104 conjunts are in the unsatisfiable core [2023-12-02 21:48:35,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:36,027 INFO L134 CoverageAnalysis]: Checked inductivity of 15761 backedges. 0 proven. 15759 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:48:39,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:39,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1191 states and 1552 transitions. [2023-12-02 21:48:39,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1552 transitions. [2023-12-02 21:48:39,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2023-12-02 21:48:39,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:39,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:39,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 1199 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:48:39,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:39,799 INFO L134 CoverageAnalysis]: Checked inductivity of 15557 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15557 trivial. 0 not checked. [2023-12-02 21:48:41,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:41,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 1194 states and 1555 transitions. [2023-12-02 21:48:41,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1555 transitions. [2023-12-02 21:48:41,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2023-12-02 21:48:41,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:41,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:42,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:42,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 1209 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:48:42,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:42,435 INFO L134 CoverageAnalysis]: Checked inductivity of 15864 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15864 trivial. 0 not checked. [2023-12-02 21:48:43,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:43,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1196 states and 1556 transitions. [2023-12-02 21:48:43,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1556 transitions. [2023-12-02 21:48:43,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2023-12-02 21:48:43,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:43,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:43,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 105 conjunts are in the unsatisfiable core [2023-12-02 21:48:43,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:45,214 INFO L134 CoverageAnalysis]: Checked inductivity of 15662 backedges. 104 proven. 15555 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:48:48,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:48,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1199 states and 1559 transitions. [2023-12-02 21:48:48,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1559 transitions. [2023-12-02 21:48:48,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2023-12-02 21:48:48,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:48,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:48,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 1216 conjuncts, 105 conjunts are in the unsatisfiable core [2023-12-02 21:48:48,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:49,301 INFO L134 CoverageAnalysis]: Checked inductivity of 16070 backedges. 0 proven. 16068 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:48:52,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:52,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1202 states and 1566 transitions. [2023-12-02 21:48:52,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1566 transitions. [2023-12-02 21:48:52,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2023-12-02 21:48:52,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:52,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:52,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:52,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 1210 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:48:52,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:53,007 INFO L134 CoverageAnalysis]: Checked inductivity of 15864 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15864 trivial. 0 not checked. [2023-12-02 21:48:54,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:54,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1205 states and 1569 transitions. [2023-12-02 21:48:54,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1569 transitions. [2023-12-02 21:48:54,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2023-12-02 21:48:54,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:54,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:55,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 1220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:48:55,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:55,630 INFO L134 CoverageAnalysis]: Checked inductivity of 16174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16174 trivial. 0 not checked. [2023-12-02 21:48:56,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:56,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1207 states and 1570 transitions. [2023-12-02 21:48:56,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1570 transitions. [2023-12-02 21:48:56,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2023-12-02 21:48:56,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:56,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:56,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:56,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 1217 conjuncts, 106 conjunts are in the unsatisfiable core [2023-12-02 21:48:56,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:58,439 INFO L134 CoverageAnalysis]: Checked inductivity of 15970 backedges. 105 proven. 15862 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:49:01,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:01,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1210 states and 1573 transitions. [2023-12-02 21:49:01,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1573 transitions. [2023-12-02 21:49:01,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2023-12-02 21:49:01,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:01,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:01,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 1227 conjuncts, 106 conjunts are in the unsatisfiable core [2023-12-02 21:49:01,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:02,644 INFO L134 CoverageAnalysis]: Checked inductivity of 16382 backedges. 0 proven. 16380 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:49:05,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:05,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1213 states and 1580 transitions. [2023-12-02 21:49:05,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1580 transitions. [2023-12-02 21:49:05,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2023-12-02 21:49:05,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:05,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:06,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 1221 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:49:06,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:06,406 INFO L134 CoverageAnalysis]: Checked inductivity of 16174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16174 trivial. 0 not checked. [2023-12-02 21:49:08,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:08,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1216 states and 1583 transitions. [2023-12-02 21:49:08,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1583 transitions. [2023-12-02 21:49:08,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2023-12-02 21:49:08,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:08,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:08,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:08,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 1231 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:49:08,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:09,023 INFO L134 CoverageAnalysis]: Checked inductivity of 16487 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16487 trivial. 0 not checked. [2023-12-02 21:49:09,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:09,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1218 states and 1584 transitions. [2023-12-02 21:49:09,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1584 transitions. [2023-12-02 21:49:09,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2023-12-02 21:49:09,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:09,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:10,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 1228 conjuncts, 107 conjunts are in the unsatisfiable core [2023-12-02 21:49:10,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:11,874 INFO L134 CoverageAnalysis]: Checked inductivity of 16281 backedges. 106 proven. 16172 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:49:14,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:14,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 1221 states and 1587 transitions. [2023-12-02 21:49:14,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1587 transitions. [2023-12-02 21:49:14,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2023-12-02 21:49:14,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:14,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:15,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:15,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 107 conjunts are in the unsatisfiable core [2023-12-02 21:49:15,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:16,042 INFO L134 CoverageAnalysis]: Checked inductivity of 16697 backedges. 0 proven. 16695 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:49:19,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:19,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1224 states and 1594 transitions. [2023-12-02 21:49:19,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1594 transitions. [2023-12-02 21:49:19,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2023-12-02 21:49:19,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:19,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:19,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:19,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:49:19,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:20,002 INFO L134 CoverageAnalysis]: Checked inductivity of 16487 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16487 trivial. 0 not checked. [2023-12-02 21:49:21,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:21,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1227 states and 1597 transitions. [2023-12-02 21:49:21,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1597 transitions. [2023-12-02 21:49:21,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2023-12-02 21:49:21,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:21,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:22,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 1242 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:49:22,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:22,485 INFO L134 CoverageAnalysis]: Checked inductivity of 16803 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16803 trivial. 0 not checked. [2023-12-02 21:49:23,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:23,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1229 states and 1598 transitions. [2023-12-02 21:49:23,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1598 transitions. [2023-12-02 21:49:23,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2023-12-02 21:49:23,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:23,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:23,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 1239 conjuncts, 108 conjunts are in the unsatisfiable core [2023-12-02 21:49:23,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:25,503 INFO L134 CoverageAnalysis]: Checked inductivity of 16595 backedges. 107 proven. 16485 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:49:28,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:28,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1232 states and 1601 transitions. [2023-12-02 21:49:28,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1601 transitions. [2023-12-02 21:49:28,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2023-12-02 21:49:28,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:28,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:29,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:29,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 1249 conjuncts, 108 conjunts are in the unsatisfiable core [2023-12-02 21:49:29,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:29,963 INFO L134 CoverageAnalysis]: Checked inductivity of 17015 backedges. 0 proven. 17013 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:49:33,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:33,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1235 states and 1608 transitions. [2023-12-02 21:49:33,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1608 transitions. [2023-12-02 21:49:33,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2023-12-02 21:49:33,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:33,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:33,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:33,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:49:33,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:33,901 INFO L134 CoverageAnalysis]: Checked inductivity of 16803 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16803 trivial. 0 not checked. [2023-12-02 21:49:35,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:35,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1238 states and 1611 transitions. [2023-12-02 21:49:35,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1611 transitions. [2023-12-02 21:49:35,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2023-12-02 21:49:35,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:35,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:36,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:49:36,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:36,520 INFO L134 CoverageAnalysis]: Checked inductivity of 17122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17122 trivial. 0 not checked. [2023-12-02 21:49:37,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:37,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1240 states and 1612 transitions. [2023-12-02 21:49:37,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1612 transitions. [2023-12-02 21:49:37,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2023-12-02 21:49:37,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:37,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:37,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 1250 conjuncts, 109 conjunts are in the unsatisfiable core [2023-12-02 21:49:37,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:39,519 INFO L134 CoverageAnalysis]: Checked inductivity of 16912 backedges. 108 proven. 16801 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:49:42,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:42,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1243 states and 1615 transitions. [2023-12-02 21:49:42,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1615 transitions. [2023-12-02 21:49:42,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2023-12-02 21:49:42,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:42,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:43,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 1260 conjuncts, 109 conjunts are in the unsatisfiable core [2023-12-02 21:49:43,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:44,096 INFO L134 CoverageAnalysis]: Checked inductivity of 17336 backedges. 0 proven. 17334 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:49:47,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:47,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1246 states and 1622 transitions. [2023-12-02 21:49:47,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1622 transitions. [2023-12-02 21:49:47,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2023-12-02 21:49:47,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:47,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:47,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 1254 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:49:47,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:48,060 INFO L134 CoverageAnalysis]: Checked inductivity of 17122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17122 trivial. 0 not checked. [2023-12-02 21:49:50,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:50,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1249 states and 1625 transitions. [2023-12-02 21:49:50,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1625 transitions. [2023-12-02 21:49:50,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2023-12-02 21:49:50,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:50,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:50,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:50,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 1264 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:49:50,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:50,895 INFO L134 CoverageAnalysis]: Checked inductivity of 17444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17444 trivial. 0 not checked. [2023-12-02 21:49:51,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:51,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1251 states and 1626 transitions. [2023-12-02 21:49:51,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1626 transitions. [2023-12-02 21:49:51,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2023-12-02 21:49:51,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:51,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:52,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:52,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 1261 conjuncts, 110 conjunts are in the unsatisfiable core [2023-12-02 21:49:52,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:54,069 INFO L134 CoverageAnalysis]: Checked inductivity of 17232 backedges. 109 proven. 17120 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:49:57,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:57,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1254 states and 1629 transitions. [2023-12-02 21:49:57,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1629 transitions. [2023-12-02 21:49:57,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2023-12-02 21:49:57,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:57,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:57,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 1271 conjuncts, 110 conjunts are in the unsatisfiable core [2023-12-02 21:49:57,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:58,534 INFO L134 CoverageAnalysis]: Checked inductivity of 17660 backedges. 0 proven. 17658 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:50:01,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:01,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1257 states and 1636 transitions. [2023-12-02 21:50:01,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1636 transitions. [2023-12-02 21:50:01,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2023-12-02 21:50:01,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:01,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:02,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:02,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 1265 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:50:02,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:02,353 INFO L134 CoverageAnalysis]: Checked inductivity of 17444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17444 trivial. 0 not checked. [2023-12-02 21:50:04,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:04,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1260 states and 1639 transitions. [2023-12-02 21:50:04,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1639 transitions. [2023-12-02 21:50:04,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2023-12-02 21:50:04,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:04,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:04,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 1275 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:50:04,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:04,990 INFO L134 CoverageAnalysis]: Checked inductivity of 17769 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17769 trivial. 0 not checked. [2023-12-02 21:50:06,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:06,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1262 states and 1640 transitions. [2023-12-02 21:50:06,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1640 transitions. [2023-12-02 21:50:06,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2023-12-02 21:50:06,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:06,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:06,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:06,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 1272 conjuncts, 111 conjunts are in the unsatisfiable core [2023-12-02 21:50:06,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:08,082 INFO L134 CoverageAnalysis]: Checked inductivity of 17555 backedges. 110 proven. 17442 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:50:11,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:11,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 1265 states and 1643 transitions. [2023-12-02 21:50:11,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1643 transitions. [2023-12-02 21:50:11,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2023-12-02 21:50:11,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:11,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:11,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 1282 conjuncts, 111 conjunts are in the unsatisfiable core [2023-12-02 21:50:11,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:12,499 INFO L134 CoverageAnalysis]: Checked inductivity of 17987 backedges. 0 proven. 17985 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:50:15,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:15,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1268 states and 1650 transitions. [2023-12-02 21:50:15,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1650 transitions. [2023-12-02 21:50:15,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2023-12-02 21:50:15,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:15,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:16,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:16,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 1276 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:50:16,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:16,372 INFO L134 CoverageAnalysis]: Checked inductivity of 17769 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17769 trivial. 0 not checked. [2023-12-02 21:50:18,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:18,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1271 states and 1653 transitions. [2023-12-02 21:50:18,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1653 transitions. [2023-12-02 21:50:18,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2023-12-02 21:50:18,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:18,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:18,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 1286 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:50:18,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:19,199 INFO L134 CoverageAnalysis]: Checked inductivity of 18097 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18097 trivial. 0 not checked. [2023-12-02 21:50:20,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:20,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1273 states and 1654 transitions. [2023-12-02 21:50:20,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1654 transitions. [2023-12-02 21:50:20,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2023-12-02 21:50:20,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:20,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:20,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 1283 conjuncts, 112 conjunts are in the unsatisfiable core [2023-12-02 21:50:20,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:22,380 INFO L134 CoverageAnalysis]: Checked inductivity of 17881 backedges. 111 proven. 17767 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:50:25,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:25,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1276 states and 1657 transitions. [2023-12-02 21:50:25,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 1657 transitions. [2023-12-02 21:50:25,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2023-12-02 21:50:25,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:25,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:26,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 1293 conjuncts, 112 conjunts are in the unsatisfiable core [2023-12-02 21:50:26,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:27,035 INFO L134 CoverageAnalysis]: Checked inductivity of 18317 backedges. 0 proven. 18315 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:50:30,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:30,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1279 states and 1664 transitions. [2023-12-02 21:50:30,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1664 transitions. [2023-12-02 21:50:30,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2023-12-02 21:50:30,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:30,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:30,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:30,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 1287 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:50:30,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:31,141 INFO L134 CoverageAnalysis]: Checked inductivity of 18097 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18097 trivial. 0 not checked. [2023-12-02 21:50:33,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:33,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1282 states and 1667 transitions. [2023-12-02 21:50:33,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1667 transitions. [2023-12-02 21:50:33,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2023-12-02 21:50:33,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:33,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:33,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:33,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 1297 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:50:33,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:33,883 INFO L134 CoverageAnalysis]: Checked inductivity of 18428 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18428 trivial. 0 not checked. [2023-12-02 21:50:34,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:34,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1284 states and 1668 transitions. [2023-12-02 21:50:34,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1668 transitions. [2023-12-02 21:50:34,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2023-12-02 21:50:34,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:34,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:35,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 1294 conjuncts, 113 conjunts are in the unsatisfiable core [2023-12-02 21:50:35,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:37,038 INFO L134 CoverageAnalysis]: Checked inductivity of 18210 backedges. 112 proven. 18095 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:50:40,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:40,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1287 states and 1671 transitions. [2023-12-02 21:50:40,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 1671 transitions. [2023-12-02 21:50:40,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2023-12-02 21:50:40,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:40,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:50:40,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:50:40,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 1304 conjuncts, 113 conjunts are in the unsatisfiable core [2023-12-02 21:50:40,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:50:41,700 INFO L134 CoverageAnalysis]: Checked inductivity of 18650 backedges. 0 proven. 18648 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.