./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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_60318b83-4d25-4752-b33c-834ecccbf09e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60318b83-4d25-4752-b33c-834ecccbf09e/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_60318b83-4d25-4752-b33c-834ecccbf09e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60318b83-4d25-4752-b33c-834ecccbf09e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60318b83-4d25-4752-b33c-834ecccbf09e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60318b83-4d25-4752-b33c-834ecccbf09e/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d3c61dee0c4c48de96844df391dc470a843cae078bb175116ed4a6b789669168 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:28:45,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:28:45,595 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60318b83-4d25-4752-b33c-834ecccbf09e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:28:45,599 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:28:45,600 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:28:45,620 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:28:45,621 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:28:45,621 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:28:45,622 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:28:45,623 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:28:45,623 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:28:45,624 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:28:45,624 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:28:45,625 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:28:45,625 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:28:45,626 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:28:45,626 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:28:45,627 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:28:45,627 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:28:45,628 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:28:45,629 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:28:45,629 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:28:45,630 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:28:45,630 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:28:45,631 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:28:45,631 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:28:45,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:28:45,632 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:28:45,633 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:28:45,633 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:28:45,633 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:28:45,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:28:45,634 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:28:45,634 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_60318b83-4d25-4752-b33c-834ecccbf09e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60318b83-4d25-4752-b33c-834ecccbf09e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3c61dee0c4c48de96844df391dc470a843cae078bb175116ed4a6b789669168 [2023-12-03 04:28:45,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:28:45,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:28:45,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:28:45,898 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:28:45,898 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:28:45,899 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60318b83-4d25-4752-b33c-834ecccbf09e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c [2023-12-03 04:28:48,615 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:28:48,764 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:28:48,764 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60318b83-4d25-4752-b33c-834ecccbf09e/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c [2023-12-03 04:28:48,772 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60318b83-4d25-4752-b33c-834ecccbf09e/bin/ukojak-verify-Qdu7aM0XO9/data/7dd8b9ca3/f408f474187b42898228428022043c1c/FLAG020e7ac64 [2023-12-03 04:28:48,786 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60318b83-4d25-4752-b33c-834ecccbf09e/bin/ukojak-verify-Qdu7aM0XO9/data/7dd8b9ca3/f408f474187b42898228428022043c1c [2023-12-03 04:28:48,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:28:48,790 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:28:48,792 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:28:48,792 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:28:48,797 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:28:48,798 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:28:48" (1/1) ... [2023-12-03 04:28:48,799 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6246c06e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:28:48, skipping insertion in model container [2023-12-03 04:28:48,799 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:28:48" (1/1) ... [2023-12-03 04:28:48,822 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:28:48,973 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60318b83-4d25-4752-b33c-834ecccbf09e/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c[588,601] [2023-12-03 04:28:48,993 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:28:49,003 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:28:49,015 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60318b83-4d25-4752-b33c-834ecccbf09e/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c[588,601] [2023-12-03 04:28:49,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:28:49,040 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:28:49,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:28:49 WrapperNode [2023-12-03 04:28:49,041 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:28:49,042 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:28:49,042 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:28:49,042 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:28:49,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:28:49" (1/1) ... [2023-12-03 04:28:49,056 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:28:49" (1/1) ... [2023-12-03 04:28:49,077 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2023-12-03 04:28:49,077 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:28:49,078 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:28:49,078 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:28:49,078 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:28:49,088 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:28:49" (1/1) ... [2023-12-03 04:28:49,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:28:49" (1/1) ... [2023-12-03 04:28:49,090 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:28:49" (1/1) ... [2023-12-03 04:28:49,090 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:28:49" (1/1) ... [2023-12-03 04:28:49,094 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:28:49" (1/1) ... [2023-12-03 04:28:49,097 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:28:49" (1/1) ... [2023-12-03 04:28:49,098 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:28:49" (1/1) ... [2023-12-03 04:28:49,099 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:28:49" (1/1) ... [2023-12-03 04:28:49,101 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:28:49,102 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:28:49,102 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:28:49,102 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:28:49,103 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:28:49" (1/1) ... [2023-12-03 04:28:49,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:28:49,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60318b83-4d25-4752-b33c-834ecccbf09e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:28:49,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60318b83-4d25-4752-b33c-834ecccbf09e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:28:49,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60318b83-4d25-4752-b33c-834ecccbf09e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:28:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:28:49,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:28:49,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:28:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:28:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:28:49,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:28:49,237 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:28:49,239 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:28:49,374 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:28:49,418 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:28:49,418 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:28:49,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:28:49 BoogieIcfgContainer [2023-12-03 04:28:49,420 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:28:49,421 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:28:49,421 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:28:49,429 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:28:49,429 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:28:49" (1/1) ... [2023-12-03 04:28:49,436 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:28:49,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:49,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2023-12-03 04:28:49,502 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2023-12-03 04:28:49,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:28:49,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:49,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:49,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:28:49,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:49,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 46 transitions. [2023-12-03 04:28:49,926 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 46 transitions. [2023-12-03 04:28:49,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:28:49,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:49,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:49,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 04:28:49,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:50,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:28:50,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:50,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 29 states and 52 transitions. [2023-12-03 04:28:50,439 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 52 transitions. [2023-12-03 04:28:50,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 04:28:50,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:50,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:50,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 04:28:50,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:50,572 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:28:50,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:50,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2023-12-03 04:28:50,877 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2023-12-03 04:28:50,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:28:50,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:50,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:50,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 04:28:50,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:51,010 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:28:51,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:51,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 62 transitions. [2023-12-03 04:28:51,234 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 62 transitions. [2023-12-03 04:28:51,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:28:51,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:51,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:51,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 04:28:51,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:51,343 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 04:28:51,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:51,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 64 transitions. [2023-12-03 04:28:51,410 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 64 transitions. [2023-12-03 04:28:51,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 04:28:51,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:51,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:51,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:51,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:28:51,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:51,535 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 04:28:52,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:52,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 80 transitions. [2023-12-03 04:28:52,055 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2023-12-03 04:28:52,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 04:28:52,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:52,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:52,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 04:28:52,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:52,199 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 04:28:52,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:52,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 43 states and 81 transitions. [2023-12-03 04:28:52,692 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 81 transitions. [2023-12-03 04:28:52,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 04:28:52,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:52,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:52,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:52,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 04:28:52,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:52,828 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-03 04:28:53,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:53,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 46 states and 87 transitions. [2023-12-03 04:28:53,185 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 87 transitions. [2023-12-03 04:28:53,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:28:53,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:53,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:53,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:53,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 04:28:53,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:53,336 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 13 proven. 23 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 04:28:53,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:53,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 50 states and 95 transitions. [2023-12-03 04:28:53,818 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 95 transitions. [2023-12-03 04:28:53,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 04:28:53,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:53,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:53,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:53,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 04:28:53,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:53,984 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 15 proven. 27 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-03 04:28:54,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:54,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 51 states and 97 transitions. [2023-12-03 04:28:54,343 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 97 transitions. [2023-12-03 04:28:54,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 04:28:54,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:54,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:54,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:54,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 04:28:54,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:54,488 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 17 proven. 31 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-03 04:28:54,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:54,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 52 states and 100 transitions. [2023-12-03 04:28:54,650 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2023-12-03 04:28:54,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 04:28:54,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:54,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:54,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:28:54,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:54,722 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 39 proven. 13 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-12-03 04:28:55,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:55,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 54 states and 102 transitions. [2023-12-03 04:28:55,107 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 102 transitions. [2023-12-03 04:28:55,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 04:28:55,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:55,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:55,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 04:28:55,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:55,478 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 21 proven. 38 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-03 04:28:56,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:56,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 63 states and 119 transitions. [2023-12-03 04:28:56,338 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 119 transitions. [2023-12-03 04:28:56,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 04:28:56,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:56,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:56,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:56,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 04:28:56,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:56,692 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 21 proven. 44 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-03 04:28:57,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:57,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 66 states and 125 transitions. [2023-12-03 04:28:57,181 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 125 transitions. [2023-12-03 04:28:57,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 04:28:57,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:57,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:57,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 04:28:57,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:57,499 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 23 proven. 41 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-03 04:28:57,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:57,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 67 states and 128 transitions. [2023-12-03 04:28:57,989 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 128 transitions. [2023-12-03 04:28:57,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 04:28:57,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:57,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:58,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:58,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 04:28:58,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:58,190 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 23 proven. 49 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-03 04:28:58,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:58,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 71 states and 136 transitions. [2023-12-03 04:28:58,866 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 136 transitions. [2023-12-03 04:28:58,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 04:28:58,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:58,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:58,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 04:28:58,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:59,077 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 25 proven. 44 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-12-03 04:28:59,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:59,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 73 states and 141 transitions. [2023-12-03 04:28:59,624 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 141 transitions. [2023-12-03 04:28:59,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 04:28:59,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:59,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:28:59,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:59,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 04:28:59,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:59,822 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 25 proven. 54 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-12-03 04:29:00,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:00,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 74 states and 143 transitions. [2023-12-03 04:29:00,375 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 143 transitions. [2023-12-03 04:29:00,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-03 04:29:00,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:00,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:00,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:00,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:29:00,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:00,529 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 55 proven. 13 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2023-12-03 04:29:01,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:01,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 76 states and 146 transitions. [2023-12-03 04:29:01,282 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 146 transitions. [2023-12-03 04:29:01,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-03 04:29:01,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:01,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:01,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 04:29:01,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:01,451 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 27 proven. 59 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-03 04:29:01,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:01,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 77 states and 150 transitions. [2023-12-03 04:29:01,789 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 150 transitions. [2023-12-03 04:29:01,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-03 04:29:01,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:01,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:01,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:01,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:29:01,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:02,274 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 55 proven. 19 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2023-12-03 04:29:04,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-03 04:29:04,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:04,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 79 states and 153 transitions. [2023-12-03 04:29:04,574 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 153 transitions. [2023-12-03 04:29:04,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-03 04:29:04,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:04,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:04,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:04,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:29:04,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:04,635 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 69 proven. 13 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2023-12-03 04:29:04,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:04,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 79 states and 151 transitions. [2023-12-03 04:29:04,888 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 151 transitions. [2023-12-03 04:29:04,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 04:29:04,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:04,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:04,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:04,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 04:29:04,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:05,284 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 31 proven. 67 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-03 04:29:06,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:06,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 82 states and 157 transitions. [2023-12-03 04:29:06,691 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 157 transitions. [2023-12-03 04:29:06,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 04:29:06,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:06,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:06,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 04:29:06,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:07,316 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 31 proven. 76 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-03 04:29:07,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:07,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 85 states and 163 transitions. [2023-12-03 04:29:07,970 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 163 transitions. [2023-12-03 04:29:07,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-03 04:29:07,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:07,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:08,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:08,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 04:29:08,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:08,405 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 33 proven. 70 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-03 04:29:09,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:09,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 86 states and 166 transitions. [2023-12-03 04:29:09,115 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 166 transitions. [2023-12-03 04:29:09,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-03 04:29:09,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:09,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:09,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:09,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 04:29:09,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:09,562 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 33 proven. 82 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-03 04:29:10,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:10,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 90 states and 173 transitions. [2023-12-03 04:29:10,331 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 173 transitions. [2023-12-03 04:29:10,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-03 04:29:10,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:10,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:10,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:10,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 04:29:10,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:10,773 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 35 proven. 73 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-03 04:29:11,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:11,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 92 states and 177 transitions. [2023-12-03 04:29:11,702 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 177 transitions. [2023-12-03 04:29:11,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-03 04:29:11,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:11,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:11,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 04:29:11,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:11,920 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 35 proven. 88 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-03 04:29:12,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:12,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 93 states and 179 transitions. [2023-12-03 04:29:12,561 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 179 transitions. [2023-12-03 04:29:12,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-03 04:29:12,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:12,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:12,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 04:29:12,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:12,775 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 37 proven. 94 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-12-03 04:29:13,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:13,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 94 states and 183 transitions. [2023-12-03 04:29:13,143 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 183 transitions. [2023-12-03 04:29:13,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-03 04:29:13,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:13,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:13,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:13,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:29:13,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:13,214 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 99 proven. 13 refuted. 0 times theorem prover too weak. 730 trivial. 0 not checked. [2023-12-03 04:29:13,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:13,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 94 states and 181 transitions. [2023-12-03 04:29:13,530 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 181 transitions. [2023-12-03 04:29:13,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 04:29:13,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:13,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:13,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-03 04:29:13,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:14,031 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 41 proven. 103 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-03 04:29:15,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:15,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 97 states and 187 transitions. [2023-12-03 04:29:15,689 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 187 transitions. [2023-12-03 04:29:15,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-03 04:29:15,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:15,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:15,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 04:29:15,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:16,659 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 41 proven. 115 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-03 04:29:17,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:17,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 100 states and 193 transitions. [2023-12-03 04:29:17,644 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 193 transitions. [2023-12-03 04:29:17,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-12-03 04:29:17,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:17,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:17,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-03 04:29:17,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:18,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 43 proven. 106 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-03 04:29:19,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:19,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 101 states and 196 transitions. [2023-12-03 04:29:19,363 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 196 transitions. [2023-12-03 04:29:19,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:29:19,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:19,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:19,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:19,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 04:29:19,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:20,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 43 proven. 122 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-03 04:29:21,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:21,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 105 states and 203 transitions. [2023-12-03 04:29:21,191 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 203 transitions. [2023-12-03 04:29:21,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-03 04:29:21,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:21,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:21,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:21,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-03 04:29:21,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:21,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 45 proven. 109 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-03 04:29:23,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:23,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 107 states and 207 transitions. [2023-12-03 04:29:23,070 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 207 transitions. [2023-12-03 04:29:23,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-03 04:29:23,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:23,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:23,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-03 04:29:23,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:23,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1120 backedges. 45 proven. 129 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-03 04:29:24,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:24,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 108 states and 210 transitions. [2023-12-03 04:29:24,457 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 210 transitions. [2023-12-03 04:29:24,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-12-03 04:29:24,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:24,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:24,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 04:29:24,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:24,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 47 proven. 136 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-12-03 04:29:25,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:25,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 110 states and 216 transitions. [2023-12-03 04:29:25,659 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 216 transitions. [2023-12-03 04:29:25,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-12-03 04:29:25,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:25,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:25,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:25,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:29:25,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:25,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1320 backedges. 129 proven. 13 refuted. 0 times theorem prover too weak. 1178 trivial. 0 not checked. [2023-12-03 04:29:26,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:26,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 110 states and 214 transitions. [2023-12-03 04:29:26,101 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 214 transitions. [2023-12-03 04:29:26,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-03 04:29:26,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:26,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:26,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:26,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 04:29:26,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:26,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1422 backedges. 51 proven. 146 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-12-03 04:29:28,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:28,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 113 states and 220 transitions. [2023-12-03 04:29:28,653 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 220 transitions. [2023-12-03 04:29:28,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-03 04:29:28,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:28,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:28,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:28,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 04:29:28,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:30,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1437 backedges. 51 proven. 161 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-12-03 04:29:31,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:31,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 116 states and 225 transitions. [2023-12-03 04:29:31,847 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 225 transitions. [2023-12-03 04:29:31,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-03 04:29:31,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:31,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:31,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-03 04:29:31,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:33,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1528 backedges. 53 proven. 149 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2023-12-03 04:29:34,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:34,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 117 states and 227 transitions. [2023-12-03 04:29:34,590 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 227 transitions. [2023-12-03 04:29:34,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-03 04:29:34,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:34,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:34,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-03 04:29:34,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:35,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1548 backedges. 53 proven. 169 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2023-12-03 04:29:37,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:37,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 118 states and 230 transitions. [2023-12-03 04:29:37,177 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 230 transitions. [2023-12-03 04:29:37,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-03 04:29:37,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:37,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:37,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-03 04:29:37,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:39,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1638 backedges. 55 proven. 152 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-12-03 04:29:40,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:40,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 119 states and 232 transitions. [2023-12-03 04:29:40,500 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 232 transitions. [2023-12-03 04:29:40,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-03 04:29:40,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:40,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:40,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:40,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-03 04:29:40,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:41,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1663 backedges. 55 proven. 177 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-12-03 04:29:42,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:42,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 120 states and 233 transitions. [2023-12-03 04:29:42,462 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 233 transitions. [2023-12-03 04:29:42,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-03 04:29:42,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:42,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:42,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:42,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 04:29:42,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:42,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1782 backedges. 57 proven. 185 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-12-03 04:29:43,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:43,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 121 states and 237 transitions. [2023-12-03 04:29:43,349 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 237 transitions. [2023-12-03 04:29:43,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-12-03 04:29:43,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:43,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:43,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:29:43,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:43,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1905 backedges. 159 proven. 13 refuted. 0 times theorem prover too weak. 1733 trivial. 0 not checked. [2023-12-03 04:29:43,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:43,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 121 states and 235 transitions. [2023-12-03 04:29:43,938 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 235 transitions. [2023-12-03 04:29:43,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-03 04:29:43,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:43,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:44,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 04:29:44,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:44,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2027 backedges. 61 proven. 196 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-12-03 04:29:46,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:46,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 124 states and 241 transitions. [2023-12-03 04:29:46,758 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 241 transitions. [2023-12-03 04:29:46,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-03 04:29:46,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:46,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:46,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-03 04:29:46,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:49,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2045 backedges. 61 proven. 214 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-12-03 04:29:50,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:50,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 127 states and 246 transitions. [2023-12-03 04:29:50,500 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 246 transitions. [2023-12-03 04:29:50,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-03 04:29:50,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:50,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:50,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 48 conjunts are in the unsatisfiable core [2023-12-03 04:29:50,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:51,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2153 backedges. 63 proven. 199 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-12-03 04:29:53,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:53,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 128 states and 249 transitions. [2023-12-03 04:29:53,397 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 249 transitions. [2023-12-03 04:29:53,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-12-03 04:29:53,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:53,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:53,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-03 04:29:53,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:55,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2177 backedges. 63 proven. 223 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-12-03 04:29:56,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:56,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 129 states and 252 transitions. [2023-12-03 04:29:56,989 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 252 transitions. [2023-12-03 04:29:56,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-12-03 04:29:56,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:56,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:57,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:57,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-03 04:29:57,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:58,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2283 backedges. 65 proven. 202 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-03 04:30:00,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:00,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 131 states and 256 transitions. [2023-12-03 04:30:00,570 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 256 transitions. [2023-12-03 04:30:00,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-12-03 04:30:00,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:00,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:00,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-03 04:30:00,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:01,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2313 backedges. 65 proven. 232 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-03 04:30:02,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:02,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 132 states and 257 transitions. [2023-12-03 04:30:02,888 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 257 transitions. [2023-12-03 04:30:02,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-03 04:30:02,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:02,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:02,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:02,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-03 04:30:02,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:03,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2453 backedges. 67 proven. 241 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-03 04:30:03,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:03,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 133 states and 261 transitions. [2023-12-03 04:30:03,963 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 261 transitions. [2023-12-03 04:30:03,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-12-03 04:30:03,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:03,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:04,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:04,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:30:04,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:04,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2597 backedges. 189 proven. 13 refuted. 0 times theorem prover too weak. 2395 trivial. 0 not checked. [2023-12-03 04:30:04,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:04,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 133 states and 259 transitions. [2023-12-03 04:30:04,691 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 259 transitions. [2023-12-03 04:30:04,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-03 04:30:04,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:04,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:04,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-03 04:30:04,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:05,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 71 proven. 253 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-12-03 04:30:08,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:08,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 136 states and 265 transitions. [2023-12-03 04:30:08,081 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 265 transitions. [2023-12-03 04:30:08,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-12-03 04:30:08,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:08,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:08,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-03 04:30:08,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:11,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2760 backedges. 71 proven. 274 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-12-03 04:30:12,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:12,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 139 states and 270 transitions. [2023-12-03 04:30:12,728 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 270 transitions. [2023-12-03 04:30:12,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-12-03 04:30:12,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:12,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:12,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-03 04:30:12,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:15,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2885 backedges. 73 proven. 256 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-12-03 04:30:17,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:17,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 140 states and 272 transitions. [2023-12-03 04:30:17,191 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 272 transitions. [2023-12-03 04:30:17,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-12-03 04:30:17,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:17,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:17,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-03 04:30:17,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:19,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2913 backedges. 73 proven. 284 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-12-03 04:30:21,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:21,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 141 states and 275 transitions. [2023-12-03 04:30:21,548 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 275 transitions. [2023-12-03 04:30:21,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-03 04:30:21,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:21,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:21,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:21,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-03 04:30:21,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:24,036 INFO L134 CoverageAnalysis]: Checked inductivity of 3035 backedges. 75 proven. 259 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2023-12-03 04:30:25,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:25,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 142 states and 277 transitions. [2023-12-03 04:30:25,557 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 277 transitions. [2023-12-03 04:30:25,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-12-03 04:30:25,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:25,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:25,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:25,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 04:30:25,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:27,018 INFO L134 CoverageAnalysis]: Checked inductivity of 3070 backedges. 75 proven. 294 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2023-12-03 04:30:28,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:28,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 143 states and 279 transitions. [2023-12-03 04:30:28,762 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 279 transitions. [2023-12-03 04:30:28,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-12-03 04:30:28,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:28,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:28,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:28,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 04:30:28,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:29,152 INFO L134 CoverageAnalysis]: Checked inductivity of 3231 backedges. 77 proven. 304 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-12-03 04:30:30,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:30,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 145 states and 285 transitions. [2023-12-03 04:30:30,513 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 285 transitions. [2023-12-03 04:30:30,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-12-03 04:30:30,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:30,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:30,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:30,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:30:30,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:30,596 INFO L134 CoverageAnalysis]: Checked inductivity of 3396 backedges. 219 proven. 13 refuted. 0 times theorem prover too weak. 3164 trivial. 0 not checked. [2023-12-03 04:30:31,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:31,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 145 states and 283 transitions. [2023-12-03 04:30:31,209 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 283 transitions. [2023-12-03 04:30:31,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-12-03 04:30:31,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:31,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:31,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:31,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 04:30:31,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:31,876 INFO L134 CoverageAnalysis]: Checked inductivity of 3558 backedges. 81 proven. 317 refuted. 0 times theorem prover too weak. 3160 trivial. 0 not checked. [2023-12-03 04:30:35,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:35,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 148 states and 289 transitions. [2023-12-03 04:30:35,029 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 289 transitions. [2023-12-03 04:30:35,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-12-03 04:30:35,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:35,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:35,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-03 04:30:35,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:39,128 INFO L134 CoverageAnalysis]: Checked inductivity of 3582 backedges. 81 proven. 341 refuted. 0 times theorem prover too weak. 3160 trivial. 0 not checked. [2023-12-03 04:30:40,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:40,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 151 states and 294 transitions. [2023-12-03 04:30:40,954 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 294 transitions. [2023-12-03 04:30:40,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-03 04:30:40,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:40,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:41,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:41,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 04:30:41,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:42,633 INFO L134 CoverageAnalysis]: Checked inductivity of 3724 backedges. 83 proven. 320 refuted. 0 times theorem prover too weak. 3321 trivial. 0 not checked. [2023-12-03 04:30:45,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:45,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 152 states and 297 transitions. [2023-12-03 04:30:45,334 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 297 transitions. [2023-12-03 04:30:45,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-03 04:30:45,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:45,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:45,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:45,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-03 04:30:45,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:48,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3756 backedges. 83 proven. 352 refuted. 0 times theorem prover too weak. 3321 trivial. 0 not checked. [2023-12-03 04:30:51,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:51,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 153 states and 300 transitions. [2023-12-03 04:30:51,032 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 300 transitions. [2023-12-03 04:30:51,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-03 04:30:51,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:51,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:51,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:51,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-03 04:30:51,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:56,231 INFO L134 CoverageAnalysis]: Checked inductivity of 3894 backedges. 85 proven. 323 refuted. 0 times theorem prover too weak. 3486 trivial. 0 not checked. [2023-12-03 04:30:59,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:59,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 155 states and 304 transitions. [2023-12-03 04:30:59,452 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 304 transitions. [2023-12-03 04:30:59,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-12-03 04:30:59,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:59,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:59,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-03 04:30:59,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:31:01,718 INFO L134 CoverageAnalysis]: Checked inductivity of 3934 backedges. 85 proven. 363 refuted. 0 times theorem prover too weak. 3486 trivial. 0 not checked. [2023-12-03 04:31:03,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:03,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 156 states and 305 transitions. [2023-12-03 04:31:03,531 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 305 transitions. [2023-12-03 04:31:03,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2023-12-03 04:31:03,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:03,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:31:03,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-03 04:31:03,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:31:03,958 INFO L134 CoverageAnalysis]: Checked inductivity of 4116 backedges. 87 proven. 374 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2023-12-03 04:31:04,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:04,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 157 states and 309 transitions. [2023-12-03 04:31:04,921 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 309 transitions. [2023-12-03 04:31:04,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-03 04:31:04,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:04,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:05,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:31:05,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:31:05,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:31:05,065 INFO L134 CoverageAnalysis]: Checked inductivity of 4302 backedges. 249 proven. 13 refuted. 0 times theorem prover too weak. 4040 trivial. 0 not checked. [2023-12-03 04:31:05,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:05,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 157 states and 307 transitions. [2023-12-03 04:31:05,819 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 307 transitions. [2023-12-03 04:31:05,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-12-03 04:31:05,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:05,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:31:05,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-03 04:31:05,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:31:06,548 INFO L134 CoverageAnalysis]: Checked inductivity of 4484 backedges. 91 proven. 388 refuted. 0 times theorem prover too weak. 4005 trivial. 0 not checked. [2023-12-03 04:31:10,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:10,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 160 states and 313 transitions. [2023-12-03 04:31:10,268 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 313 transitions. [2023-12-03 04:31:10,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-12-03 04:31:10,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:10,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:31:10,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-03 04:31:10,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:31:15,325 INFO L134 CoverageAnalysis]: Checked inductivity of 4511 backedges. 91 proven. 415 refuted. 0 times theorem prover too weak. 4005 trivial. 0 not checked. [2023-12-03 04:31:17,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:17,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 163 states and 318 transitions. [2023-12-03 04:31:17,429 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 318 transitions. [2023-12-03 04:31:17,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2023-12-03 04:31:17,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:17,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:31:17,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-03 04:31:17,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:31:22,871 INFO L134 CoverageAnalysis]: Checked inductivity of 4670 backedges. 93 proven. 391 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2023-12-03 04:31:24,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:24,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 164 states and 320 transitions. [2023-12-03 04:31:24,652 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 320 transitions. [2023-12-03 04:31:24,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2023-12-03 04:31:24,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:24,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:31:24,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 85 conjunts are in the unsatisfiable core [2023-12-03 04:31:24,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:31:29,308 INFO L134 CoverageAnalysis]: Checked inductivity of 4706 backedges. 93 proven. 427 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2023-12-03 04:31:31,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:31,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 165 states and 324 transitions. [2023-12-03 04:31:31,568 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 324 transitions. [2023-12-03 04:31:31,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-12-03 04:31:31,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:31,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:31,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:31:31,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 83 conjunts are in the unsatisfiable core [2023-12-03 04:31:31,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:31:36,069 INFO L134 CoverageAnalysis]: Checked inductivity of 4860 backedges. 95 proven. 394 refuted. 0 times theorem prover too weak. 4371 trivial. 0 not checked. [2023-12-03 04:31:38,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:38,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 166 states and 326 transitions. [2023-12-03 04:31:38,194 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 326 transitions. [2023-12-03 04:31:38,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-12-03 04:31:38,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:38,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:31:38,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-03 04:31:38,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:31:40,382 INFO L134 CoverageAnalysis]: Checked inductivity of 4905 backedges. 95 proven. 439 refuted. 0 times theorem prover too weak. 4371 trivial. 0 not checked. [2023-12-03 04:31:42,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:42,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 167 states and 326 transitions. [2023-12-03 04:31:42,406 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 326 transitions. [2023-12-03 04:31:42,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-12-03 04:31:42,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:42,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:31:42,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-03 04:31:42,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:31:42,879 INFO L134 CoverageAnalysis]: Checked inductivity of 5108 backedges. 97 proven. 451 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2023-12-03 04:31:43,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:43,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 168 states and 330 transitions. [2023-12-03 04:31:43,907 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 330 transitions. [2023-12-03 04:31:43,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2023-12-03 04:31:43,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:43,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:31:43,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:31:43,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:31:44,015 INFO L134 CoverageAnalysis]: Checked inductivity of 5315 backedges. 279 proven. 13 refuted. 0 times theorem prover too weak. 5023 trivial. 0 not checked. [2023-12-03 04:31:44,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:44,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 168 states and 328 transitions. [2023-12-03 04:31:44,755 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 328 transitions. [2023-12-03 04:31:44,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2023-12-03 04:31:44,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:44,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:31:44,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-03 04:31:44,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:31:45,546 INFO L134 CoverageAnalysis]: Checked inductivity of 5517 backedges. 101 proven. 466 refuted. 0 times theorem prover too weak. 4950 trivial. 0 not checked. [2023-12-03 04:31:49,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:49,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 171 states and 334 transitions. [2023-12-03 04:31:49,666 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 334 transitions. [2023-12-03 04:31:49,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2023-12-03 04:31:49,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:49,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:31:49,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-03 04:31:49,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:31:56,118 INFO L134 CoverageAnalysis]: Checked inductivity of 5547 backedges. 101 proven. 496 refuted. 0 times theorem prover too weak. 4950 trivial. 0 not checked. [2023-12-03 04:31:58,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:58,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 174 states and 339 transitions. [2023-12-03 04:31:58,369 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 339 transitions. [2023-12-03 04:31:58,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2023-12-03 04:31:58,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:58,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:31:58,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 72 conjunts are in the unsatisfiable core [2023-12-03 04:31:58,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:32:01,013 INFO L134 CoverageAnalysis]: Checked inductivity of 5723 backedges. 103 proven. 469 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2023-12-03 04:32:04,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:04,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 175 states and 342 transitions. [2023-12-03 04:32:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 342 transitions. [2023-12-03 04:32:04,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2023-12-03 04:32:04,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:04,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:04,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 93 conjunts are in the unsatisfiable core [2023-12-03 04:32:04,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:32:10,952 INFO L134 CoverageAnalysis]: Checked inductivity of 5763 backedges. 103 proven. 509 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2023-12-03 04:32:13,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:13,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 176 states and 345 transitions. [2023-12-03 04:32:13,570 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 345 transitions. [2023-12-03 04:32:13,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2023-12-03 04:32:13,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:13,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:13,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-03 04:32:13,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:32:19,341 INFO L134 CoverageAnalysis]: Checked inductivity of 5933 backedges. 105 proven. 472 refuted. 0 times theorem prover too weak. 5356 trivial. 0 not checked. [2023-12-03 04:32:22,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:22,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 178 states and 349 transitions. [2023-12-03 04:32:22,322 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 349 transitions. [2023-12-03 04:32:22,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2023-12-03 04:32:22,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:22,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:22,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 78 conjunts are in the unsatisfiable core [2023-12-03 04:32:22,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:32:24,387 INFO L134 CoverageAnalysis]: Checked inductivity of 5983 backedges. 105 proven. 522 refuted. 0 times theorem prover too weak. 5356 trivial. 0 not checked. [2023-12-03 04:32:27,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:27,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 179 states and 351 transitions. [2023-12-03 04:32:27,552 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 351 transitions. [2023-12-03 04:32:27,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2023-12-03 04:32:27,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:27,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:27,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-03 04:32:27,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:32:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 6207 backedges. 107 proven. 535 refuted. 0 times theorem prover too weak. 5565 trivial. 0 not checked. [2023-12-03 04:32:30,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:30,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 181 states and 357 transitions. [2023-12-03 04:32:30,166 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 357 transitions. [2023-12-03 04:32:30,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2023-12-03 04:32:30,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:30,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:30,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:30,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:32:30,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:32:30,280 INFO L134 CoverageAnalysis]: Checked inductivity of 6435 backedges. 309 proven. 13 refuted. 0 times theorem prover too weak. 6113 trivial. 0 not checked. [2023-12-03 04:32:31,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:31,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 181 states and 355 transitions. [2023-12-03 04:32:31,244 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 355 transitions. [2023-12-03 04:32:31,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2023-12-03 04:32:31,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:31,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:31,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:31,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 647 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-03 04:32:31,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:32:32,144 INFO L134 CoverageAnalysis]: Checked inductivity of 6657 backedges. 111 proven. 551 refuted. 0 times theorem prover too weak. 5995 trivial. 0 not checked. [2023-12-03 04:32:37,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:37,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 184 states and 361 transitions. [2023-12-03 04:32:37,055 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 361 transitions. [2023-12-03 04:32:37,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2023-12-03 04:32:37,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:37,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:37,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-03 04:32:37,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:32:45,145 INFO L134 CoverageAnalysis]: Checked inductivity of 6690 backedges. 111 proven. 584 refuted. 0 times theorem prover too weak. 5995 trivial. 0 not checked. [2023-12-03 04:32:47,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:47,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 187 states and 366 transitions. [2023-12-03 04:32:47,918 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 366 transitions. [2023-12-03 04:32:47,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2023-12-03 04:32:47,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:47,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:48,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:48,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 79 conjunts are in the unsatisfiable core [2023-12-03 04:32:48,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:32:54,441 INFO L134 CoverageAnalysis]: Checked inductivity of 6883 backedges. 113 proven. 554 refuted. 0 times theorem prover too weak. 6216 trivial. 0 not checked. [2023-12-03 04:32:56,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:56,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 188 states and 368 transitions. [2023-12-03 04:32:56,784 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 368 transitions. [2023-12-03 04:32:56,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2023-12-03 04:32:56,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:56,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:56,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 101 conjunts are in the unsatisfiable core [2023-12-03 04:32:56,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:33:04,531 INFO L134 CoverageAnalysis]: Checked inductivity of 6927 backedges. 113 proven. 598 refuted. 0 times theorem prover too weak. 6216 trivial. 0 not checked. [2023-12-03 04:33:07,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:33:07,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 189 states and 372 transitions. [2023-12-03 04:33:07,609 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 372 transitions. [2023-12-03 04:33:07,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2023-12-03 04:33:07,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:33:07,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:33:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:33:07,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-03 04:33:07,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:33:17,707 INFO L134 CoverageAnalysis]: Checked inductivity of 7113 backedges. 115 proven. 557 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2023-12-03 04:33:21,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:33:21,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 190 states and 374 transitions. [2023-12-03 04:33:21,155 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 374 transitions. [2023-12-03 04:33:21,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2023-12-03 04:33:21,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:33:21,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:33:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:33:21,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 107 conjunts are in the unsatisfiable core [2023-12-03 04:33:21,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:33:30,562 INFO L134 CoverageAnalysis]: Checked inductivity of 7168 backedges. 115 proven. 612 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2023-12-03 04:33:33,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:33:33,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 191 states and 374 transitions. [2023-12-03 04:33:33,472 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 374 transitions. [2023-12-03 04:33:33,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2023-12-03 04:33:33,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:33:33,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:33:33,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:33:33,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 683 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-03 04:33:33,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:33:34,096 INFO L134 CoverageAnalysis]: Checked inductivity of 7413 backedges. 117 proven. 626 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2023-12-03 04:33:35,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:33:35,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 192 states and 378 transitions. [2023-12-03 04:33:35,443 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 378 transitions. [2023-12-03 04:33:35,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2023-12-03 04:33:35,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:33:35,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:33:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:33:35,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:33:35,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:33:35,584 INFO L134 CoverageAnalysis]: Checked inductivity of 7662 backedges. 339 proven. 13 refuted. 0 times theorem prover too weak. 7310 trivial. 0 not checked. [2023-12-03 04:33:36,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:33:36,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 192 states and 376 transitions. [2023-12-03 04:33:36,612 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 376 transitions. [2023-12-03 04:33:36,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2023-12-03 04:33:36,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:33:36,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:33:36,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:33:36,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-03 04:33:36,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:33:37,637 INFO L134 CoverageAnalysis]: Checked inductivity of 7904 backedges. 121 proven. 643 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2023-12-03 04:33:43,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:33:43,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 195 states and 382 transitions. [2023-12-03 04:33:43,150 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 382 transitions. [2023-12-03 04:33:43,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2023-12-03 04:33:43,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:33:43,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:33:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:33:43,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 87 conjunts are in the unsatisfiable core [2023-12-03 04:33:43,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:33:52,570 INFO L134 CoverageAnalysis]: Checked inductivity of 7940 backedges. 121 proven. 679 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2023-12-03 04:33:55,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:33:55,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 198 states and 387 transitions. [2023-12-03 04:33:55,908 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 387 transitions. [2023-12-03 04:33:55,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2023-12-03 04:33:55,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:33:55,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:33:56,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:33:56,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 84 conjunts are in the unsatisfiable core [2023-12-03 04:33:56,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:33:59,959 INFO L134 CoverageAnalysis]: Checked inductivity of 8150 backedges. 123 proven. 646 refuted. 0 times theorem prover too weak. 7381 trivial. 0 not checked. [2023-12-03 04:34:05,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:34:05,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 199 states and 390 transitions. [2023-12-03 04:34:05,085 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 390 transitions. [2023-12-03 04:34:05,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2023-12-03 04:34:05,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:34:05,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:34:05,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:34:05,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 109 conjunts are in the unsatisfiable core [2023-12-03 04:34:05,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:34:14,320 INFO L134 CoverageAnalysis]: Checked inductivity of 8198 backedges. 123 proven. 694 refuted. 0 times theorem prover too weak. 7381 trivial. 0 not checked. [2023-12-03 04:34:17,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:34:17,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 200 states and 393 transitions. [2023-12-03 04:34:17,641 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 393 transitions. [2023-12-03 04:34:17,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2023-12-03 04:34:17,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:34:17,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:34:17,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:34:17,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 112 conjunts are in the unsatisfiable core [2023-12-03 04:34:17,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:34:27,090 INFO L134 CoverageAnalysis]: Checked inductivity of 8400 backedges. 304 proven. 650 refuted. 0 times theorem prover too weak. 7446 trivial. 0 not checked. [2023-12-03 04:34:31,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:34:31,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 202 states and 397 transitions. [2023-12-03 04:34:31,604 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2023-12-03 04:34:31,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2023-12-03 04:34:31,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:34:31,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:34:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:34:32,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 729 conjuncts, 115 conjunts are in the unsatisfiable core [2023-12-03 04:34:32,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:34:43,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8460 backedges. 125 proven. 709 refuted. 0 times theorem prover too weak. 7626 trivial. 0 not checked. [2023-12-03 04:34:46,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:34:46,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 203 states and 398 transitions. [2023-12-03 04:34:46,254 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 398 transitions. [2023-12-03 04:34:46,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2023-12-03 04:34:46,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:34:46,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:34:46,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:34:46,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-03 04:34:46,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:34:46,956 INFO L134 CoverageAnalysis]: Checked inductivity of 8726 backedges. 127 proven. 724 refuted. 0 times theorem prover too weak. 7875 trivial. 0 not checked. [2023-12-03 04:34:48,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:34:48,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 204 states and 402 transitions. [2023-12-03 04:34:48,502 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 402 transitions. [2023-12-03 04:34:48,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2023-12-03 04:34:48,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:34:48,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:34:48,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:34:48,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:34:48,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:34:48,695 INFO L134 CoverageAnalysis]: Checked inductivity of 8996 backedges. 369 proven. 13 refuted. 0 times theorem prover too weak. 8614 trivial. 0 not checked. [2023-12-03 04:34:49,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:34:49,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 204 states and 400 transitions. [2023-12-03 04:34:49,810 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 400 transitions. [2023-12-03 04:34:49,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2023-12-03 04:34:49,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:34:49,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:34:49,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:34:49,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-03 04:34:49,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:34:50,869 INFO L134 CoverageAnalysis]: Checked inductivity of 9258 backedges. 131 proven. 742 refuted. 0 times theorem prover too weak. 8385 trivial. 0 not checked. [2023-12-03 04:34:57,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:34:57,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 207 states and 406 transitions. [2023-12-03 04:34:57,038 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 406 transitions. [2023-12-03 04:34:57,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2023-12-03 04:34:57,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:34:57,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:34:57,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:34:57,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 93 conjunts are in the unsatisfiable core [2023-12-03 04:34:57,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:35:08,510 INFO L134 CoverageAnalysis]: Checked inductivity of 9297 backedges. 131 proven. 781 refuted. 0 times theorem prover too weak. 8385 trivial. 0 not checked. [2023-12-03 04:35:11,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:35:11,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 210 states and 411 transitions. [2023-12-03 04:35:11,825 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 411 transitions. [2023-12-03 04:35:11,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2023-12-03 04:35:11,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:35:11,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:35:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:35:11,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-03 04:35:11,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:35:23,710 INFO L134 CoverageAnalysis]: Checked inductivity of 9524 backedges. 133 proven. 745 refuted. 0 times theorem prover too weak. 8646 trivial. 0 not checked. [2023-12-03 04:35:26,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:35:26,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 211 states and 413 transitions. [2023-12-03 04:35:26,794 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 413 transitions. [2023-12-03 04:35:26,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2023-12-03 04:35:26,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:35:26,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:35:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:35:26,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 117 conjunts are in the unsatisfiable core [2023-12-03 04:35:26,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:35:37,950 INFO L134 CoverageAnalysis]: Checked inductivity of 9576 backedges. 133 proven. 797 refuted. 0 times theorem prover too weak. 8646 trivial. 0 not checked. [2023-12-03 04:35:41,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:35:41,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 212 states and 418 transitions. [2023-12-03 04:35:41,849 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 418 transitions. [2023-12-03 04:35:41,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2023-12-03 04:35:41,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:35:41,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:35:42,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:35:42,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 115 conjunts are in the unsatisfiable core [2023-12-03 04:35:42,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:35:52,829 INFO L134 CoverageAnalysis]: Checked inductivity of 9794 backedges. 135 proven. 748 refuted. 0 times theorem prover too weak. 8911 trivial. 0 not checked. [2023-12-03 04:35:56,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:35:56,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 213 states and 420 transitions. [2023-12-03 04:35:56,417 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 420 transitions. [2023-12-03 04:35:56,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2023-12-03 04:35:56,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:35:56,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:35:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:35:56,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 784 conjuncts, 96 conjunts are in the unsatisfiable core [2023-12-03 04:35:56,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:36:00,566 INFO L134 CoverageAnalysis]: Checked inductivity of 9859 backedges. 135 proven. 813 refuted. 0 times theorem prover too weak. 8911 trivial. 0 not checked. [2023-12-03 04:36:05,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:36:05,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 214 states and 420 transitions. [2023-12-03 04:36:05,667 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 420 transitions. [2023-12-03 04:36:05,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2023-12-03 04:36:05,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:36:05,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:36:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:36:06,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 793 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-03 04:36:06,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:36:06,980 INFO L134 CoverageAnalysis]: Checked inductivity of 10146 backedges. 137 proven. 829 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2023-12-03 04:36:09,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:36:09,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 216 states and 426 transitions. [2023-12-03 04:36:09,764 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 426 transitions. [2023-12-03 04:36:09,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2023-12-03 04:36:09,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:36:09,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:36:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:36:09,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 803 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:36:09,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:36:09,893 INFO L134 CoverageAnalysis]: Checked inductivity of 10437 backedges. 399 proven. 13 refuted. 0 times theorem prover too weak. 10025 trivial. 0 not checked. [2023-12-03 04:36:11,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:36:11,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 216 states and 424 transitions. [2023-12-03 04:36:11,236 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 424 transitions. [2023-12-03 04:36:11,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2023-12-03 04:36:11,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:36:11,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:36:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:36:11,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 812 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-03 04:36:11,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:36:12,349 INFO L134 CoverageAnalysis]: Checked inductivity of 10719 backedges. 141 proven. 848 refuted. 0 times theorem prover too weak. 9730 trivial. 0 not checked. [2023-12-03 04:36:19,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:36:19,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 219 states and 430 transitions. [2023-12-03 04:36:19,151 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 430 transitions. [2023-12-03 04:36:19,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2023-12-03 04:36:19,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:36:19,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:36:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:36:19,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 821 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-03 04:36:19,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:36:32,794 INFO L134 CoverageAnalysis]: Checked inductivity of 10761 backedges. 141 proven. 890 refuted. 0 times theorem prover too weak. 9730 trivial. 0 not checked. [2023-12-03 04:36:36,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:36:36,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 222 states and 435 transitions. [2023-12-03 04:36:36,735 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 435 transitions. [2023-12-03 04:36:36,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2023-12-03 04:36:36,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:36:36,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:36:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:36:36,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 821 conjuncts, 96 conjunts are in the unsatisfiable core [2023-12-03 04:36:36,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:36:42,364 INFO L134 CoverageAnalysis]: Checked inductivity of 11005 backedges. 143 proven. 851 refuted. 0 times theorem prover too weak. 10011 trivial. 0 not checked. [2023-12-03 04:36:49,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:36:49,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 223 states and 438 transitions. [2023-12-03 04:36:49,054 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 438 transitions. [2023-12-03 04:36:49,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2023-12-03 04:36:49,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:36:49,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:36:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:36:49,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 830 conjuncts, 125 conjunts are in the unsatisfiable core [2023-12-03 04:36:49,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:37:02,318 INFO L134 CoverageAnalysis]: Checked inductivity of 11061 backedges. 143 proven. 907 refuted. 0 times theorem prover too weak. 10011 trivial. 0 not checked. [2023-12-03 04:37:06,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:37:06,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 224 states and 441 transitions. [2023-12-03 04:37:06,612 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 441 transitions. [2023-12-03 04:37:06,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2023-12-03 04:37:06,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:37:06,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:37:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:06,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 830 conjuncts, 123 conjunts are in the unsatisfiable core [2023-12-03 04:37:06,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:37:23,226 INFO L134 CoverageAnalysis]: Checked inductivity of 11295 backedges. 145 proven. 854 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2023-12-03 04:37:28,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:37:28,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 226 states and 445 transitions. [2023-12-03 04:37:28,188 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 445 transitions. [2023-12-03 04:37:28,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2023-12-03 04:37:28,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:37:28,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:37:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:28,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 131 conjunts are in the unsatisfiable core [2023-12-03 04:37:28,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:37:43,949 INFO L134 CoverageAnalysis]: Checked inductivity of 11365 backedges. 145 proven. 924 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2023-12-03 04:37:47,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:37:47,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 227 states and 446 transitions. [2023-12-03 04:37:47,790 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 446 transitions. [2023-12-03 04:37:47,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2023-12-03 04:37:47,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:37:47,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:37:48,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:48,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 848 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-03 04:37:48,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:37:49,092 INFO L134 CoverageAnalysis]: Checked inductivity of 11673 backedges. 147 proven. 941 refuted. 0 times theorem prover too weak. 10585 trivial. 0 not checked. [2023-12-03 04:37:51,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:37:51,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 228 states and 450 transitions. [2023-12-03 04:37:51,204 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 450 transitions. [2023-12-03 04:37:51,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2023-12-03 04:37:51,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:37:51,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:37:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:51,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 858 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:37:51,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:37:51,345 INFO L134 CoverageAnalysis]: Checked inductivity of 11985 backedges. 429 proven. 13 refuted. 0 times theorem prover too weak. 11543 trivial. 0 not checked. [2023-12-03 04:37:52,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:37:52,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 228 states and 448 transitions. [2023-12-03 04:37:52,714 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 448 transitions. [2023-12-03 04:37:52,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2023-12-03 04:37:52,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:37:52,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:37:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:52,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 867 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-03 04:37:52,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:37:54,067 INFO L134 CoverageAnalysis]: Checked inductivity of 12287 backedges. 151 proven. 961 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2023-12-03 04:38:01,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:38:01,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 231 states and 454 transitions. [2023-12-03 04:38:01,725 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 454 transitions. [2023-12-03 04:38:01,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2023-12-03 04:38:01,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:38:01,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:38:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:38:01,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 876 conjuncts, 105 conjunts are in the unsatisfiable core [2023-12-03 04:38:01,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:38:17,599 INFO L134 CoverageAnalysis]: Checked inductivity of 12332 backedges. 151 proven. 1006 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2023-12-03 04:38:21,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:38:21,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 234 states and 459 transitions. [2023-12-03 04:38:21,963 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 459 transitions. [2023-12-03 04:38:21,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2023-12-03 04:38:21,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:38:21,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:38:22,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:38:22,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 876 conjuncts, 103 conjunts are in the unsatisfiable core [2023-12-03 04:38:22,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:38:38,234 INFO L134 CoverageAnalysis]: Checked inductivity of 12593 backedges. 153 proven. 964 refuted. 0 times theorem prover too weak. 11476 trivial. 0 not checked. [2023-12-03 04:38:41,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:38:41,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 235 states and 461 transitions. [2023-12-03 04:38:41,950 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 461 transitions. [2023-12-03 04:38:41,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2023-12-03 04:38:41,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:38:41,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:38:42,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:38:42,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 885 conjuncts, 133 conjunts are in the unsatisfiable core [2023-12-03 04:38:42,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:38:57,507 INFO L134 CoverageAnalysis]: Checked inductivity of 12653 backedges. 153 proven. 1024 refuted. 0 times theorem prover too weak. 11476 trivial. 0 not checked. [2023-12-03 04:39:02,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:02,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 236 states and 465 transitions. [2023-12-03 04:39:02,022 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 465 transitions. [2023-12-03 04:39:02,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2023-12-03 04:39:02,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:02,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:39:02,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:39:02,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 885 conjuncts, 136 conjunts are in the unsatisfiable core [2023-12-03 04:39:02,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:39:17,317 INFO L134 CoverageAnalysis]: Checked inductivity of 12903 backedges. 379 proven. 968 refuted. 0 times theorem prover too weak. 11556 trivial. 0 not checked. [2023-12-03 04:39:21,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:21,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 237 states and 467 transitions. [2023-12-03 04:39:21,648 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 467 transitions. [2023-12-03 04:39:21,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2023-12-03 04:39:21,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:21,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:39:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:39:22,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 894 conjuncts, 139 conjunts are in the unsatisfiable core [2023-12-03 04:39:22,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:39:40,253 INFO L134 CoverageAnalysis]: Checked inductivity of 12978 backedges. 155 proven. 1042 refuted. 0 times theorem prover too weak. 11781 trivial. 0 not checked. [2023-12-03 04:39:44,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:44,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 238 states and 467 transitions. [2023-12-03 04:39:44,907 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 467 transitions. [2023-12-03 04:39:44,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2023-12-03 04:39:44,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:44,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:39:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:39:45,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 903 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-03 04:39:45,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:39:46,568 INFO L134 CoverageAnalysis]: Checked inductivity of 13307 backedges. 157 proven. 1060 refuted. 0 times theorem prover too weak. 12090 trivial. 0 not checked. [2023-12-03 04:39:48,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:48,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 239 states and 471 transitions. [2023-12-03 04:39:48,840 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 471 transitions. [2023-12-03 04:39:48,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2023-12-03 04:39:48,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:48,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:39:48,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:39:48,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 913 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:39:48,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:39:48,998 INFO L134 CoverageAnalysis]: Checked inductivity of 13640 backedges. 459 proven. 13 refuted. 0 times theorem prover too weak. 13168 trivial. 0 not checked. [2023-12-03 04:39:50,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:50,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 239 states and 469 transitions. [2023-12-03 04:39:50,625 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 469 transitions. [2023-12-03 04:39:50,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2023-12-03 04:39:50,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:50,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:39:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:39:50,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-03 04:39:50,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:39:51,990 INFO L134 CoverageAnalysis]: Checked inductivity of 13962 backedges. 161 proven. 1081 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2023-12-03 04:40:00,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:40:00,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 242 states and 475 transitions. [2023-12-03 04:40:00,322 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 475 transitions. [2023-12-03 04:40:00,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2023-12-03 04:40:00,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:40:00,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:40:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:40:00,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 931 conjuncts, 111 conjunts are in the unsatisfiable core [2023-12-03 04:40:00,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:40:18,601 INFO L134 CoverageAnalysis]: Checked inductivity of 14010 backedges. 161 proven. 1129 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2023-12-03 04:40:23,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:40:23,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 245 states and 480 transitions. [2023-12-03 04:40:23,112 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 480 transitions. [2023-12-03 04:40:23,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2023-12-03 04:40:23,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:40:23,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:40:23,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:40:23,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 931 conjuncts, 108 conjunts are in the unsatisfiable core [2023-12-03 04:40:23,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:40:30,559 INFO L134 CoverageAnalysis]: Checked inductivity of 14288 backedges. 163 proven. 1084 refuted. 0 times theorem prover too weak. 13041 trivial. 0 not checked. [2023-12-03 04:40:39,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:40:39,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 246 states and 483 transitions. [2023-12-03 04:40:39,105 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 483 transitions. [2023-12-03 04:40:39,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2023-12-03 04:40:39,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:40:39,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:40:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:40:39,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 141 conjunts are in the unsatisfiable core [2023-12-03 04:40:39,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:40:57,329 INFO L134 CoverageAnalysis]: Checked inductivity of 14352 backedges. 163 proven. 1148 refuted. 0 times theorem prover too weak. 13041 trivial. 0 not checked. [2023-12-03 04:41:02,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:41:02,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 247 states and 487 transitions. [2023-12-03 04:41:02,667 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 487 transitions. [2023-12-03 04:41:02,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2023-12-03 04:41:02,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:41:02,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:41:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:41:02,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 139 conjunts are in the unsatisfiable core [2023-12-03 04:41:02,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:41:20,853 INFO L134 CoverageAnalysis]: Checked inductivity of 14618 backedges. 165 proven. 1087 refuted. 0 times theorem prover too weak. 13366 trivial. 0 not checked. [2023-12-03 04:41:26,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:41:26,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 249 states and 491 transitions. [2023-12-03 04:41:26,738 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 491 transitions. [2023-12-03 04:41:26,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2023-12-03 04:41:26,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:41:26,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:41:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:41:27,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 147 conjunts are in the unsatisfiable core [2023-12-03 04:41:27,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:41:47,802 INFO L134 CoverageAnalysis]: Checked inductivity of 14698 backedges. 165 proven. 1167 refuted. 0 times theorem prover too weak. 13366 trivial. 0 not checked. [2023-12-03 04:41:52,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:41:52,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 250 states and 491 transitions. [2023-12-03 04:41:52,418 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 491 transitions. [2023-12-03 04:41:52,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2023-12-03 04:41:52,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:41:52,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:41:53,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:41:53,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 958 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-03 04:41:53,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:41:54,102 INFO L134 CoverageAnalysis]: Checked inductivity of 15048 backedges. 167 proven. 1186 refuted. 0 times theorem prover too weak. 13695 trivial. 0 not checked. [2023-12-03 04:41:56,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:41:56,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 251 states and 495 transitions. [2023-12-03 04:41:56,632 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 495 transitions. [2023-12-03 04:41:56,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2023-12-03 04:41:56,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:41:56,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:41:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:41:56,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 968 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:41:56,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:41:56,795 INFO L134 CoverageAnalysis]: Checked inductivity of 15402 backedges. 489 proven. 13 refuted. 0 times theorem prover too weak. 14900 trivial. 0 not checked. [2023-12-03 04:41:58,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:41:58,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 251 states and 493 transitions. [2023-12-03 04:41:58,465 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 493 transitions. [2023-12-03 04:41:58,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2023-12-03 04:41:58,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:41:58,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:41:58,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:41:58,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 977 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-03 04:41:58,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:41:59,987 INFO L134 CoverageAnalysis]: Checked inductivity of 15744 backedges. 171 proven. 1208 refuted. 0 times theorem prover too weak. 14365 trivial. 0 not checked. [2023-12-03 04:42:09,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:09,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 254 states and 499 transitions. [2023-12-03 04:42:09,191 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 499 transitions. [2023-12-03 04:42:09,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2023-12-03 04:42:09,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:09,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:09,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 986 conjuncts, 117 conjunts are in the unsatisfiable core [2023-12-03 04:42:09,355 INFO L285 TraceCheckSpWp]: Computing forward predicates...