./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65d4dc6d-c038-413e-b5e0-a43b74fd3543/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65d4dc6d-c038-413e-b5e0-a43b74fd3543/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_65d4dc6d-c038-413e-b5e0-a43b74fd3543/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65d4dc6d-c038-413e-b5e0-a43b74fd3543/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65d4dc6d-c038-413e-b5e0-a43b74fd3543/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65d4dc6d-c038-413e-b5e0-a43b74fd3543/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bff053df41c1fc922299a13f2dac2a98df2d05e146d51bf11ac9e37ddfefad6a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:17:38,271 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:17:38,332 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65d4dc6d-c038-413e-b5e0-a43b74fd3543/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 00:17:38,336 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:17:38,337 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:17:38,357 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:17:38,358 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:17:38,359 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:17:38,360 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:17:38,360 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:17:38,361 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:17:38,361 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:17:38,362 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:17:38,362 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:17:38,363 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:17:38,363 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:17:38,364 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:17:38,364 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:17:38,365 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:17:38,365 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:17:38,366 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:17:38,367 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:17:38,367 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:17:38,368 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:17:38,368 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:17:38,368 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:17:38,369 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:17:38,369 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:17:38,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:17:38,370 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:17:38,371 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:17:38,371 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:17:38,371 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:17:38,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:17:38,372 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:17:38,372 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_65d4dc6d-c038-413e-b5e0-a43b74fd3543/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65d4dc6d-c038-413e-b5e0-a43b74fd3543/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bff053df41c1fc922299a13f2dac2a98df2d05e146d51bf11ac9e37ddfefad6a [2023-12-03 00:17:38,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:17:38,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:17:38,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:17:38,590 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:17:38,591 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:17:38,592 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65d4dc6d-c038-413e-b5e0-a43b74fd3543/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c [2023-12-03 00:17:41,337 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:17:41,503 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:17:41,504 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65d4dc6d-c038-413e-b5e0-a43b74fd3543/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c [2023-12-03 00:17:41,512 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65d4dc6d-c038-413e-b5e0-a43b74fd3543/bin/ukojak-verify-Qdu7aM0XO9/data/42b475a7f/4a963efe41b342f5b1720e5de253e671/FLAGd64d92b5a [2023-12-03 00:17:41,524 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65d4dc6d-c038-413e-b5e0-a43b74fd3543/bin/ukojak-verify-Qdu7aM0XO9/data/42b475a7f/4a963efe41b342f5b1720e5de253e671 [2023-12-03 00:17:41,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:17:41,528 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:17:41,529 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:17:41,529 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:17:41,533 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:17:41,534 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:17:41" (1/1) ... [2023-12-03 00:17:41,535 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cc97070 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:17:41, skipping insertion in model container [2023-12-03 00:17:41,535 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:17:41" (1/1) ... [2023-12-03 00:17:41,553 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:17:41,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:17:41,700 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:17:41,714 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:17:41,727 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:17:41,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:17:41 WrapperNode [2023-12-03 00:17:41,728 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:17:41,729 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:17:41,729 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:17:41,729 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:17:41,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:17:41" (1/1) ... [2023-12-03 00:17:41,741 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:17:41" (1/1) ... [2023-12-03 00:17:41,756 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2023-12-03 00:17:41,756 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:17:41,757 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:17:41,757 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:17:41,757 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:17:41,764 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:17:41" (1/1) ... [2023-12-03 00:17:41,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:17:41" (1/1) ... [2023-12-03 00:17:41,766 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:17:41" (1/1) ... [2023-12-03 00:17:41,766 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:17:41" (1/1) ... [2023-12-03 00:17:41,771 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:17:41" (1/1) ... [2023-12-03 00:17:41,774 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:17:41" (1/1) ... [2023-12-03 00:17:41,775 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:17:41" (1/1) ... [2023-12-03 00:17:41,776 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:17:41" (1/1) ... [2023-12-03 00:17:41,777 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:17:41,778 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:17:41,779 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:17:41,779 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:17:41,780 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:17:41" (1/1) ... [2023-12-03 00:17:41,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:17:41,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65d4dc6d-c038-413e-b5e0-a43b74fd3543/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:17:41,806 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65d4dc6d-c038-413e-b5e0-a43b74fd3543/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:17:41,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65d4dc6d-c038-413e-b5e0-a43b74fd3543/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:17:41,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:17:41,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:17:41,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:17:41,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:17:41,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 00:17:41,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 00:17:41,910 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:17:41,912 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:17:42,025 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:17:42,073 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:17:42,073 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:17:42,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:17:42 BoogieIcfgContainer [2023-12-03 00:17:42,075 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:17:42,075 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:17:42,076 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:17:42,083 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:17:42,083 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:17:42" (1/1) ... [2023-12-03 00:17:42,090 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:17:42,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:42,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2023-12-03 00:17:42,137 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-12-03 00:17:42,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 00:17:42,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:42,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:42,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:42,267 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 00:17:42,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:42,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2023-12-03 00:17:42,286 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-12-03 00:17:42,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:17:42,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:42,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:42,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:17:42,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:42,343 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 00:17:42,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:42,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-12-03 00:17:42,393 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-12-03 00:17:42,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:17:42,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:42,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:42,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:42,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:17:42,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:42,431 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 00:17:42,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:42,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2023-12-03 00:17:42,441 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2023-12-03 00:17:42,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:17:42,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:42,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:42,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:17:42,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:42,501 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 00:17:42,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:42,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2023-12-03 00:17:42,535 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2023-12-03 00:17:42,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:17:42,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:42,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:42,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:42,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:17:42,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:42,629 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 00:17:42,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:42,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 32 transitions. [2023-12-03 00:17:42,786 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2023-12-03 00:17:42,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:17:42,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:42,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:42,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:17:42,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:42,834 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 00:17:42,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:42,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 38 transitions. [2023-12-03 00:17:42,933 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-12-03 00:17:42,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:17:42,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:42,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:42,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:17:42,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:43,000 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:17:43,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:43,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 42 transitions. [2023-12-03 00:17:43,085 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2023-12-03 00:17:43,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 00:17:43,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:43,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:43,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:43,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:17:43,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:43,159 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:17:43,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:43,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 48 transitions. [2023-12-03 00:17:43,292 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2023-12-03 00:17:43,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 00:17:43,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:43,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:43,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:43,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:17:43,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:43,373 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:17:43,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:43,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 51 transitions. [2023-12-03 00:17:43,467 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2023-12-03 00:17:43,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 00:17:43,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:43,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:43,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:17:43,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:43,565 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:17:43,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:43,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 57 transitions. [2023-12-03 00:17:43,709 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2023-12-03 00:17:43,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 00:17:43,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:43,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:43,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:43,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 00:17:43,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:43,806 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:17:43,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:43,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 60 transitions. [2023-12-03 00:17:43,903 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 60 transitions. [2023-12-03 00:17:43,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 00:17:43,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:43,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:43,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:17:43,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:44,000 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:17:44,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:44,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 66 transitions. [2023-12-03 00:17:44,172 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 66 transitions. [2023-12-03 00:17:44,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 00:17:44,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:44,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:44,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:17:44,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:44,282 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:17:44,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:44,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 69 transitions. [2023-12-03 00:17:44,389 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2023-12-03 00:17:44,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 00:17:44,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:44,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:44,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:44,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:17:44,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:44,509 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 00:17:44,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:44,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 75 transitions. [2023-12-03 00:17:44,730 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2023-12-03 00:17:44,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 00:17:44,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:44,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:44,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:17:44,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:44,857 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 00:17:44,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:44,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 78 transitions. [2023-12-03 00:17:44,990 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2023-12-03 00:17:44,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 00:17:44,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:44,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:45,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:17:45,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:45,120 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 00:17:45,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:45,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 67 states and 84 transitions. [2023-12-03 00:17:45,344 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2023-12-03 00:17:45,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 00:17:45,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:45,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:45,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:45,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 00:17:45,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:45,482 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 00:17:45,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:45,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 70 states and 87 transitions. [2023-12-03 00:17:45,646 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2023-12-03 00:17:45,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:17:45,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:45,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:45,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:45,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 00:17:45,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:45,810 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 00:17:46,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:46,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 74 states and 93 transitions. [2023-12-03 00:17:46,076 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 93 transitions. [2023-12-03 00:17:46,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 00:17:46,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:46,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:46,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:46,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 00:17:46,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:46,245 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 00:17:46,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:46,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 77 states and 96 transitions. [2023-12-03 00:17:46,415 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 96 transitions. [2023-12-03 00:17:46,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 00:17:46,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:46,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:46,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 00:17:46,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:46,577 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 00:17:46,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:46,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 81 states and 102 transitions. [2023-12-03 00:17:46,831 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 102 transitions. [2023-12-03 00:17:46,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 00:17:46,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:46,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:46,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 00:17:46,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:46,985 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 00:17:47,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:47,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 84 states and 105 transitions. [2023-12-03 00:17:47,144 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 105 transitions. [2023-12-03 00:17:47,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-03 00:17:47,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:47,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:47,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:47,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 00:17:47,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:47,313 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 00:17:47,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:47,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 88 states and 111 transitions. [2023-12-03 00:17:47,570 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 111 transitions. [2023-12-03 00:17:47,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-03 00:17:47,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:47,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:47,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:47,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 00:17:47,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:47,740 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 00:17:47,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:47,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 91 states and 114 transitions. [2023-12-03 00:17:47,947 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 114 transitions. [2023-12-03 00:17:47,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 00:17:47,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:47,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:47,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:47,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:17:47,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:48,138 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 00:17:48,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:48,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 95 states and 120 transitions. [2023-12-03 00:17:48,437 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 120 transitions. [2023-12-03 00:17:48,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-03 00:17:48,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:48,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:48,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 00:17:48,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:48,644 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 00:17:48,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:48,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 123 transitions. [2023-12-03 00:17:48,858 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 123 transitions. [2023-12-03 00:17:48,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 00:17:48,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:48,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:48,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 00:17:48,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:49,054 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 00:17:49,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:49,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 102 states and 129 transitions. [2023-12-03 00:17:49,358 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 129 transitions. [2023-12-03 00:17:49,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 00:17:49,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:49,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:49,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 00:17:49,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:49,565 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 418 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 00:17:49,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:49,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 105 states and 132 transitions. [2023-12-03 00:17:49,761 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 132 transitions. [2023-12-03 00:17:49,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-03 00:17:49,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:49,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:49,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:49,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:17:49,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:49,950 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 00:17:50,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:50,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 109 states and 138 transitions. [2023-12-03 00:17:50,288 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 138 transitions. [2023-12-03 00:17:50,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-03 00:17:50,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:50,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:50,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 00:17:50,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:50,465 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 498 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 00:17:50,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:50,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 112 states and 141 transitions. [2023-12-03 00:17:50,686 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 141 transitions. [2023-12-03 00:17:50,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 00:17:50,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:50,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:50,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:50,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 00:17:50,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:50,874 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 00:17:51,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:51,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 116 states and 147 transitions. [2023-12-03 00:17:51,178 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 147 transitions. [2023-12-03 00:17:51,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-03 00:17:51,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:51,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:51,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 00:17:51,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:51,392 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 00:17:51,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:51,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 119 states and 150 transitions. [2023-12-03 00:17:51,660 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 150 transitions. [2023-12-03 00:17:51,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-03 00:17:51,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:51,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:51,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:51,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 00:17:51,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:51,880 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 00:17:52,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:52,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 123 states and 156 transitions. [2023-12-03 00:17:52,224 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 156 transitions. [2023-12-03 00:17:52,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-03 00:17:52,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:52,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:52,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 00:17:52,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:52,465 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 679 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 00:17:52,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:52,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 126 states and 159 transitions. [2023-12-03 00:17:52,732 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2023-12-03 00:17:52,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-03 00:17:52,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:52,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:52,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:52,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 00:17:52,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:52,947 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 00:17:53,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:53,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 130 states and 165 transitions. [2023-12-03 00:17:53,350 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 165 transitions. [2023-12-03 00:17:53,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-03 00:17:53,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:53,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:53,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:53,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 00:17:53,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:53,590 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 00:17:53,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:53,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 133 states and 168 transitions. [2023-12-03 00:17:53,856 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 168 transitions. [2023-12-03 00:17:53,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-03 00:17:53,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:53,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:53,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 00:17:53,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:54,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 00:17:54,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:54,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 137 states and 174 transitions. [2023-12-03 00:17:54,512 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 174 transitions. [2023-12-03 00:17:54,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-03 00:17:54,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:54,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:54,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:54,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 00:17:54,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:54,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 888 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 00:17:55,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:55,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 140 states and 177 transitions. [2023-12-03 00:17:55,086 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 177 transitions. [2023-12-03 00:17:55,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-03 00:17:55,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:55,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:55,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:17:55,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:55,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 0 proven. 952 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-12-03 00:17:55,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:55,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 144 states and 183 transitions. [2023-12-03 00:17:55,803 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 183 transitions. [2023-12-03 00:17:55,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-12-03 00:17:55,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:55,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:55,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:55,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 00:17:55,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:56,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1003 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-12-03 00:17:56,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:56,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 147 states and 186 transitions. [2023-12-03 00:17:56,415 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 186 transitions. [2023-12-03 00:17:56,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-03 00:17:56,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:56,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:56,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 00:17:56,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:56,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1377 backedges. 0 proven. 1071 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-12-03 00:17:57,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:57,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 151 states and 192 transitions. [2023-12-03 00:17:57,095 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 192 transitions. [2023-12-03 00:17:57,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-03 00:17:57,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:57,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:57,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:57,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 00:17:57,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:57,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1125 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-12-03 00:17:57,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:57,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 154 states and 195 transitions. [2023-12-03 00:17:57,753 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 195 transitions. [2023-12-03 00:17:57,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-03 00:17:57,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:57,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:57,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 00:17:57,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1539 backedges. 0 proven. 1197 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-12-03 00:17:58,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:58,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 158 states and 201 transitions. [2023-12-03 00:17:58,497 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 201 transitions. [2023-12-03 00:17:58,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-03 00:17:58,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:58,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:58,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:58,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-03 00:17:58,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:58,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1254 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-12-03 00:17:59,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:59,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 204 transitions. [2023-12-03 00:17:59,121 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 204 transitions. [2023-12-03 00:17:59,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-12-03 00:17:59,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:59,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:59,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:59,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 00:17:59,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:17:59,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-12-03 00:17:59,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:59,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 165 states and 210 transitions. [2023-12-03 00:17:59,882 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2023-12-03 00:17:59,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-12-03 00:17:59,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:59,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:17:59,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-03 00:17:59,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:00,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1390 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-12-03 00:18:00,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:00,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 168 states and 213 transitions. [2023-12-03 00:18:00,595 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 213 transitions. [2023-12-03 00:18:00,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-03 00:18:00,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:00,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:00,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 00:18:00,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:00,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 0 proven. 1470 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-03 00:18:01,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:01,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 172 states and 219 transitions. [2023-12-03 00:18:01,361 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 219 transitions. [2023-12-03 00:18:01,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-12-03 00:18:01,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:01,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:01,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:18:01,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:01,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1533 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-03 00:18:02,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:02,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 175 states and 222 transitions. [2023-12-03 00:18:02,063 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 222 transitions. [2023-12-03 00:18:02,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-03 00:18:02,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:02,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:02,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:02,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 00:18:02,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:02,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2079 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-12-03 00:18:03,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:03,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 179 states and 228 transitions. [2023-12-03 00:18:03,004 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 228 transitions. [2023-12-03 00:18:03,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-03 00:18:03,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:03,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:03,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-03 00:18:03,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:03,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 1683 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-12-03 00:18:03,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:03,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 182 states and 231 transitions. [2023-12-03 00:18:03,813 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 231 transitions. [2023-12-03 00:18:03,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-03 00:18:03,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:03,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:03,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 00:18:03,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:04,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2277 backedges. 0 proven. 1771 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-12-03 00:18:04,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:04,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 186 states and 237 transitions. [2023-12-03 00:18:04,789 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 237 transitions. [2023-12-03 00:18:04,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-03 00:18:04,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:04,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:04,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:04,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-03 00:18:04,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:05,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 1840 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-12-03 00:18:05,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:05,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 189 states and 240 transitions. [2023-12-03 00:18:05,575 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 240 transitions. [2023-12-03 00:18:05,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-03 00:18:05,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:05,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:05,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:05,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 00:18:05,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:05,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2484 backedges. 0 proven. 1932 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-12-03 00:18:06,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:06,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 193 states and 246 transitions. [2023-12-03 00:18:06,634 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 246 transitions. [2023-12-03 00:18:06,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-12-03 00:18:06,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:06,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:06,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-03 00:18:06,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:07,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2004 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-12-03 00:18:07,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:07,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 196 states and 249 transitions. [2023-12-03 00:18:07,534 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 249 transitions. [2023-12-03 00:18:07,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-12-03 00:18:07,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:07,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:07,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:07,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 00:18:07,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:07,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2700 backedges. 0 proven. 2100 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-12-03 00:18:08,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:08,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 200 states and 255 transitions. [2023-12-03 00:18:08,582 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 255 transitions. [2023-12-03 00:18:08,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-12-03 00:18:08,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:08,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:08,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-03 00:18:08,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:08,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2175 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-12-03 00:18:09,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:09,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 203 states and 258 transitions. [2023-12-03 00:18:09,456 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 258 transitions. [2023-12-03 00:18:09,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-12-03 00:18:09,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:09,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:09,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:09,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 00:18:09,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:09,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2925 backedges. 0 proven. 2275 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-12-03 00:18:10,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:10,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 207 states and 264 transitions. [2023-12-03 00:18:10,508 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 264 transitions. [2023-12-03 00:18:10,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-12-03 00:18:10,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:10,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:10,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:10,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-03 00:18:10,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:10,889 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 2353 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-12-03 00:18:11,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:11,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 210 states and 267 transitions. [2023-12-03 00:18:11,426 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 267 transitions. [2023-12-03 00:18:11,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-12-03 00:18:11,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:11,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:11,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-03 00:18:11,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:11,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3159 backedges. 0 proven. 2457 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-12-03 00:18:12,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:12,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 214 states and 273 transitions. [2023-12-03 00:18:12,542 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 273 transitions. [2023-12-03 00:18:12,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-12-03 00:18:12,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:12,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:12,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:12,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-03 00:18:12,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:12,942 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 2538 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-12-03 00:18:13,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:13,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 217 states and 276 transitions. [2023-12-03 00:18:13,508 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 276 transitions. [2023-12-03 00:18:13,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-12-03 00:18:13,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:13,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:13,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 00:18:13,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:13,892 INFO L134 CoverageAnalysis]: Checked inductivity of 3402 backedges. 0 proven. 2646 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-12-03 00:18:14,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:14,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 221 states and 282 transitions. [2023-12-03 00:18:14,670 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 282 transitions. [2023-12-03 00:18:14,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-12-03 00:18:14,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:14,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:14,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:14,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-03 00:18:14,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:15,068 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 2730 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-12-03 00:18:15,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:15,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 224 states and 285 transitions. [2023-12-03 00:18:15,664 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 285 transitions. [2023-12-03 00:18:15,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-12-03 00:18:15,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:15,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:15,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:15,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 00:18:15,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:16,046 INFO L134 CoverageAnalysis]: Checked inductivity of 3654 backedges. 0 proven. 2842 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-12-03 00:18:16,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:16,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 228 states and 291 transitions. [2023-12-03 00:18:16,857 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 291 transitions. [2023-12-03 00:18:16,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-12-03 00:18:16,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:16,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:16,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:16,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-03 00:18:16,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:17,274 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 2929 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-12-03 00:18:17,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:17,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 231 states and 294 transitions. [2023-12-03 00:18:17,917 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 294 transitions. [2023-12-03 00:18:17,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-12-03 00:18:17,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:17,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:17,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:17,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 00:18:17,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:18,291 INFO L134 CoverageAnalysis]: Checked inductivity of 3915 backedges. 0 proven. 3045 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-12-03 00:18:19,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:19,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 235 states and 300 transitions. [2023-12-03 00:18:19,105 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 300 transitions. [2023-12-03 00:18:19,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2023-12-03 00:18:19,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:19,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:19,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:19,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-03 00:18:19,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:19,534 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 3135 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-12-03 00:18:20,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:20,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 238 states and 303 transitions. [2023-12-03 00:18:20,197 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 303 transitions. [2023-12-03 00:18:20,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2023-12-03 00:18:20,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:20,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:20,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 00:18:20,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:20,608 INFO L134 CoverageAnalysis]: Checked inductivity of 4185 backedges. 0 proven. 3255 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2023-12-03 00:18:21,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:21,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 242 states and 309 transitions. [2023-12-03 00:18:21,468 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 309 transitions. [2023-12-03 00:18:21,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2023-12-03 00:18:21,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:21,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:21,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:21,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-03 00:18:21,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:21,924 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 3348 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2023-12-03 00:18:22,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:22,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 245 states and 312 transitions. [2023-12-03 00:18:22,713 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 312 transitions. [2023-12-03 00:18:22,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2023-12-03 00:18:22,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:22,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:22,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:22,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 00:18:22,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:23,160 INFO L134 CoverageAnalysis]: Checked inductivity of 4464 backedges. 0 proven. 3472 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2023-12-03 00:18:24,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:24,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 249 states and 318 transitions. [2023-12-03 00:18:24,162 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 318 transitions. [2023-12-03 00:18:24,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2023-12-03 00:18:24,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:24,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:24,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-03 00:18:24,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:24,643 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 3568 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2023-12-03 00:18:25,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:25,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 252 states and 321 transitions. [2023-12-03 00:18:25,374 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 321 transitions. [2023-12-03 00:18:25,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2023-12-03 00:18:25,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:25,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:25,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:25,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-03 00:18:25,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:25,811 INFO L134 CoverageAnalysis]: Checked inductivity of 4752 backedges. 0 proven. 3696 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2023-12-03 00:18:26,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:26,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 256 states and 327 transitions. [2023-12-03 00:18:26,720 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 327 transitions. [2023-12-03 00:18:26,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-12-03 00:18:26,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:26,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:26,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-03 00:18:26,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:27,174 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 3795 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2023-12-03 00:18:27,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:27,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 259 states and 330 transitions. [2023-12-03 00:18:27,942 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 330 transitions. [2023-12-03 00:18:27,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2023-12-03 00:18:27,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:27,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:28,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 00:18:28,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:28,376 INFO L134 CoverageAnalysis]: Checked inductivity of 5049 backedges. 0 proven. 3927 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2023-12-03 00:18:29,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:29,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 263 states and 336 transitions. [2023-12-03 00:18:29,344 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 336 transitions. [2023-12-03 00:18:29,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2023-12-03 00:18:29,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:29,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:29,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:29,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-03 00:18:29,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:29,801 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 4029 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2023-12-03 00:18:30,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:30,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 266 states and 339 transitions. [2023-12-03 00:18:30,690 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 339 transitions. [2023-12-03 00:18:30,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2023-12-03 00:18:30,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:30,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:30,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:30,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-03 00:18:30,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:31,166 INFO L134 CoverageAnalysis]: Checked inductivity of 5355 backedges. 0 proven. 4165 refuted. 0 times theorem prover too weak. 1190 trivial. 0 not checked. [2023-12-03 00:18:32,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:32,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 270 states and 345 transitions. [2023-12-03 00:18:32,156 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2023-12-03 00:18:32,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2023-12-03 00:18:32,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:32,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:32,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:32,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-03 00:18:32,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:32,674 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 4270 refuted. 0 times theorem prover too weak. 1190 trivial. 0 not checked. [2023-12-03 00:18:33,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:33,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 273 states and 348 transitions. [2023-12-03 00:18:33,487 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 348 transitions. [2023-12-03 00:18:33,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2023-12-03 00:18:33,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:33,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:33,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 00:18:33,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:33,962 INFO L134 CoverageAnalysis]: Checked inductivity of 5670 backedges. 0 proven. 4410 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2023-12-03 00:18:35,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:35,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 277 states and 354 transitions. [2023-12-03 00:18:35,029 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 354 transitions. [2023-12-03 00:18:35,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2023-12-03 00:18:35,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:35,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:35,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 603 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-03 00:18:35,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:35,494 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 4518 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2023-12-03 00:18:36,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:36,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 280 states and 357 transitions. [2023-12-03 00:18:36,340 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 357 transitions. [2023-12-03 00:18:36,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2023-12-03 00:18:36,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:36,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:36,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 614 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-03 00:18:36,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:36,862 INFO L134 CoverageAnalysis]: Checked inductivity of 5994 backedges. 0 proven. 4662 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2023-12-03 00:18:37,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:37,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 284 states and 363 transitions. [2023-12-03 00:18:37,914 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 363 transitions. [2023-12-03 00:18:37,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2023-12-03 00:18:37,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:37,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:38,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:38,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-03 00:18:38,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:38,403 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 4773 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2023-12-03 00:18:39,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:39,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 287 states and 366 transitions. [2023-12-03 00:18:39,320 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 366 transitions. [2023-12-03 00:18:39,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2023-12-03 00:18:39,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:39,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:39,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:39,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 00:18:39,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:39,785 INFO L134 CoverageAnalysis]: Checked inductivity of 6327 backedges. 0 proven. 4921 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2023-12-03 00:18:40,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:40,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 291 states and 372 transitions. [2023-12-03 00:18:40,858 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 372 transitions. [2023-12-03 00:18:40,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2023-12-03 00:18:40,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:40,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:40,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:40,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 79 conjunts are in the unsatisfiable core [2023-12-03 00:18:40,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:41,385 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 5035 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2023-12-03 00:18:42,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:42,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 294 states and 375 transitions. [2023-12-03 00:18:42,379 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 375 transitions. [2023-12-03 00:18:42,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2023-12-03 00:18:42,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:42,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:42,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 40 conjunts are in the unsatisfiable core [2023-12-03 00:18:42,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:42,887 INFO L134 CoverageAnalysis]: Checked inductivity of 6669 backedges. 0 proven. 5187 refuted. 0 times theorem prover too weak. 1482 trivial. 0 not checked. [2023-12-03 00:18:44,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:44,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 298 states and 381 transitions. [2023-12-03 00:18:44,012 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 381 transitions. [2023-12-03 00:18:44,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2023-12-03 00:18:44,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:44,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:44,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:44,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-03 00:18:44,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:44,534 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 5304 refuted. 0 times theorem prover too weak. 1482 trivial. 0 not checked. [2023-12-03 00:18:45,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:45,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 301 states and 384 transitions. [2023-12-03 00:18:45,524 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 384 transitions. [2023-12-03 00:18:45,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2023-12-03 00:18:45,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:45,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:45,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:45,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-03 00:18:45,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:46,052 INFO L134 CoverageAnalysis]: Checked inductivity of 7020 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-12-03 00:18:47,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:47,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 305 states and 390 transitions. [2023-12-03 00:18:47,162 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 390 transitions. [2023-12-03 00:18:47,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2023-12-03 00:18:47,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:47,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:47,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 83 conjunts are in the unsatisfiable core [2023-12-03 00:18:47,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:47,691 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 5580 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-12-03 00:18:48,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:48,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 308 states and 393 transitions. [2023-12-03 00:18:48,698 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 393 transitions. [2023-12-03 00:18:48,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2023-12-03 00:18:48,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:48,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:48,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:48,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-03 00:18:48,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:49,260 INFO L134 CoverageAnalysis]: Checked inductivity of 7380 backedges. 0 proven. 5740 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-12-03 00:18:50,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:50,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 312 states and 399 transitions. [2023-12-03 00:18:50,470 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 399 transitions. [2023-12-03 00:18:50,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2023-12-03 00:18:50,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:50,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:50,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:50,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 683 conjuncts, 85 conjunts are in the unsatisfiable core [2023-12-03 00:18:50,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:50,991 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 5863 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-12-03 00:18:52,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:52,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 315 states and 402 transitions. [2023-12-03 00:18:52,078 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 402 transitions. [2023-12-03 00:18:52,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2023-12-03 00:18:52,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:52,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:52,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-03 00:18:52,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:52,629 INFO L134 CoverageAnalysis]: Checked inductivity of 7749 backedges. 0 proven. 6027 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2023-12-03 00:18:53,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:53,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 319 states and 408 transitions. [2023-12-03 00:18:53,948 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 408 transitions. [2023-12-03 00:18:53,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2023-12-03 00:18:53,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:53,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:54,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 87 conjunts are in the unsatisfiable core [2023-12-03 00:18:54,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:54,567 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 6153 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2023-12-03 00:18:55,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:55,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 322 states and 411 transitions. [2023-12-03 00:18:55,680 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 411 transitions. [2023-12-03 00:18:55,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2023-12-03 00:18:55,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:55,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:55,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:55,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 44 conjunts are in the unsatisfiable core [2023-12-03 00:18:55,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:56,262 INFO L134 CoverageAnalysis]: Checked inductivity of 8127 backedges. 0 proven. 6321 refuted. 0 times theorem prover too weak. 1806 trivial. 0 not checked. [2023-12-03 00:18:57,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:57,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 326 states and 417 transitions. [2023-12-03 00:18:57,541 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 417 transitions. [2023-12-03 00:18:57,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2023-12-03 00:18:57,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:57,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:57,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 89 conjunts are in the unsatisfiable core [2023-12-03 00:18:57,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:58,140 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 6450 refuted. 0 times theorem prover too weak. 1806 trivial. 0 not checked. [2023-12-03 00:18:59,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:18:59,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 329 states and 420 transitions. [2023-12-03 00:18:59,287 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 420 transitions. [2023-12-03 00:18:59,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2023-12-03 00:18:59,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:18:59,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:18:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:18:59,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 00:18:59,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:18:59,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8514 backedges. 0 proven. 6622 refuted. 0 times theorem prover too weak. 1892 trivial. 0 not checked. [2023-12-03 00:19:01,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:01,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 333 states and 426 transitions. [2023-12-03 00:19:01,224 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 426 transitions. [2023-12-03 00:19:01,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2023-12-03 00:19:01,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:01,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:01,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:01,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-03 00:19:01,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:01,794 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 6754 refuted. 0 times theorem prover too weak. 1892 trivial. 0 not checked. [2023-12-03 00:19:02,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:02,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 336 states and 429 transitions. [2023-12-03 00:19:02,993 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 429 transitions. [2023-12-03 00:19:03,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2023-12-03 00:19:03,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:03,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:03,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:03,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-03 00:19:03,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:03,573 INFO L134 CoverageAnalysis]: Checked inductivity of 8910 backedges. 0 proven. 6930 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2023-12-03 00:19:04,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:04,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 340 states and 435 transitions. [2023-12-03 00:19:04,998 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 435 transitions. [2023-12-03 00:19:05,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2023-12-03 00:19:05,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:05,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:05,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:05,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 93 conjunts are in the unsatisfiable core [2023-12-03 00:19:05,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:05,626 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 7065 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2023-12-03 00:19:06,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:06,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 343 states and 438 transitions. [2023-12-03 00:19:06,860 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 438 transitions. [2023-12-03 00:19:06,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2023-12-03 00:19:06,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:06,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:06,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-03 00:19:06,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:07,480 INFO L134 CoverageAnalysis]: Checked inductivity of 9315 backedges. 0 proven. 7245 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2023-12-03 00:19:08,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:08,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 347 states and 444 transitions. [2023-12-03 00:19:08,849 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 444 transitions. [2023-12-03 00:19:08,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2023-12-03 00:19:08,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:08,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:08,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 763 conjuncts, 95 conjunts are in the unsatisfiable core [2023-12-03 00:19:08,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:09,473 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 7383 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2023-12-03 00:19:10,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:10,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 350 states and 447 transitions. [2023-12-03 00:19:10,745 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 447 transitions. [2023-12-03 00:19:10,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2023-12-03 00:19:10,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:10,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:10,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 774 conjuncts, 48 conjunts are in the unsatisfiable core [2023-12-03 00:19:10,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:11,384 INFO L134 CoverageAnalysis]: Checked inductivity of 9729 backedges. 0 proven. 7567 refuted. 0 times theorem prover too weak. 2162 trivial. 0 not checked. [2023-12-03 00:19:12,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:12,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 354 states and 453 transitions. [2023-12-03 00:19:12,890 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 453 transitions. [2023-12-03 00:19:12,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2023-12-03 00:19:12,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:12,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:13,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 97 conjunts are in the unsatisfiable core [2023-12-03 00:19:13,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:13,554 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 7708 refuted. 0 times theorem prover too weak. 2162 trivial. 0 not checked. [2023-12-03 00:19:14,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:14,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 357 states and 456 transitions. [2023-12-03 00:19:14,801 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 456 transitions. [2023-12-03 00:19:14,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2023-12-03 00:19:14,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:14,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:14,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:14,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 790 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-03 00:19:14,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:15,457 INFO L134 CoverageAnalysis]: Checked inductivity of 10152 backedges. 0 proven. 7896 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-12-03 00:19:16,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:16,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 361 states and 462 transitions. [2023-12-03 00:19:16,958 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 462 transitions. [2023-12-03 00:19:16,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2023-12-03 00:19:16,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:16,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:17,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 795 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-03 00:19:17,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:17,623 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 8040 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-12-03 00:19:18,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:18,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 364 states and 465 transitions. [2023-12-03 00:19:18,905 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 465 transitions. [2023-12-03 00:19:18,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2023-12-03 00:19:18,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:18,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:19,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 806 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 00:19:19,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:19,660 INFO L134 CoverageAnalysis]: Checked inductivity of 10584 backedges. 0 proven. 8232 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-12-03 00:19:21,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:21,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 368 states and 471 transitions. [2023-12-03 00:19:21,108 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 471 transitions. [2023-12-03 00:19:21,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2023-12-03 00:19:21,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:21,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:21,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:21,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 101 conjunts are in the unsatisfiable core [2023-12-03 00:19:21,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:21,753 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 8379 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-12-03 00:19:23,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:23,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 371 states and 474 transitions. [2023-12-03 00:19:23,138 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 474 transitions. [2023-12-03 00:19:23,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2023-12-03 00:19:23,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:23,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:23,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:23,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-03 00:19:23,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:23,848 INFO L134 CoverageAnalysis]: Checked inductivity of 11025 backedges. 0 proven. 8575 refuted. 0 times theorem prover too weak. 2450 trivial. 0 not checked. [2023-12-03 00:19:25,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:25,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 375 states and 480 transitions. [2023-12-03 00:19:25,392 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 480 transitions. [2023-12-03 00:19:25,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2023-12-03 00:19:25,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:25,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:25,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:25,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 827 conjuncts, 103 conjunts are in the unsatisfiable core [2023-12-03 00:19:25,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:26,081 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 8725 refuted. 0 times theorem prover too weak. 2450 trivial. 0 not checked. [2023-12-03 00:19:27,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:27,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 378 states and 483 transitions. [2023-12-03 00:19:27,457 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 483 transitions. [2023-12-03 00:19:27,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2023-12-03 00:19:27,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:27,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:27,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:27,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 52 conjunts are in the unsatisfiable core [2023-12-03 00:19:27,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:28,169 INFO L134 CoverageAnalysis]: Checked inductivity of 11475 backedges. 0 proven. 8925 refuted. 0 times theorem prover too weak. 2550 trivial. 0 not checked. [2023-12-03 00:19:29,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:29,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 382 states and 489 transitions. [2023-12-03 00:19:29,746 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 489 transitions. [2023-12-03 00:19:29,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2023-12-03 00:19:29,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:29,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:29,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:29,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 843 conjuncts, 105 conjunts are in the unsatisfiable core [2023-12-03 00:19:29,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:30,453 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 9078 refuted. 0 times theorem prover too weak. 2550 trivial. 0 not checked. [2023-12-03 00:19:31,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:31,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 385 states and 492 transitions. [2023-12-03 00:19:31,831 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 492 transitions. [2023-12-03 00:19:31,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2023-12-03 00:19:31,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:31,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:31,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:31,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 854 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-03 00:19:31,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:32,586 INFO L134 CoverageAnalysis]: Checked inductivity of 11934 backedges. 0 proven. 9282 refuted. 0 times theorem prover too weak. 2652 trivial. 0 not checked. [2023-12-03 00:19:34,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:34,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 389 states and 498 transitions. [2023-12-03 00:19:34,280 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 498 transitions. [2023-12-03 00:19:34,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2023-12-03 00:19:34,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:34,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:34,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 107 conjunts are in the unsatisfiable core [2023-12-03 00:19:34,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:35,015 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 9438 refuted. 0 times theorem prover too weak. 2652 trivial. 0 not checked. [2023-12-03 00:19:36,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:36,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 392 states and 501 transitions. [2023-12-03 00:19:36,464 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 501 transitions. [2023-12-03 00:19:36,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2023-12-03 00:19:36,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:36,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:36,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 870 conjuncts, 54 conjunts are in the unsatisfiable core [2023-12-03 00:19:36,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:37,190 INFO L134 CoverageAnalysis]: Checked inductivity of 12402 backedges. 0 proven. 9646 refuted. 0 times theorem prover too weak. 2756 trivial. 0 not checked. [2023-12-03 00:19:38,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:38,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 396 states and 507 transitions. [2023-12-03 00:19:38,985 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 507 transitions. [2023-12-03 00:19:38,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2023-12-03 00:19:38,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:38,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:39,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:39,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 109 conjunts are in the unsatisfiable core [2023-12-03 00:19:39,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:39,733 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 9805 refuted. 0 times theorem prover too weak. 2756 trivial. 0 not checked. [2023-12-03 00:19:41,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:41,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 399 states and 510 transitions. [2023-12-03 00:19:41,342 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 510 transitions. [2023-12-03 00:19:41,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2023-12-03 00:19:41,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:41,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:41,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-03 00:19:41,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:42,144 INFO L134 CoverageAnalysis]: Checked inductivity of 12879 backedges. 0 proven. 10017 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2023-12-03 00:19:43,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:43,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 403 states and 516 transitions. [2023-12-03 00:19:43,949 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 516 transitions. [2023-12-03 00:19:43,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2023-12-03 00:19:43,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:43,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:44,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:44,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 111 conjunts are in the unsatisfiable core [2023-12-03 00:19:44,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:44,687 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 10179 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2023-12-03 00:19:46,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:46,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 406 states and 519 transitions. [2023-12-03 00:19:46,277 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 519 transitions. [2023-12-03 00:19:46,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2023-12-03 00:19:46,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:46,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:46,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:46,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 56 conjunts are in the unsatisfiable core [2023-12-03 00:19:46,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:47,050 INFO L134 CoverageAnalysis]: Checked inductivity of 13365 backedges. 0 proven. 10395 refuted. 0 times theorem prover too weak. 2970 trivial. 0 not checked. [2023-12-03 00:19:48,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:48,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 410 states and 525 transitions. [2023-12-03 00:19:48,794 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 525 transitions. [2023-12-03 00:19:48,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2023-12-03 00:19:48,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:48,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:48,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:48,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 907 conjuncts, 113 conjunts are in the unsatisfiable core [2023-12-03 00:19:48,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:49,486 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 10560 refuted. 0 times theorem prover too weak. 2970 trivial. 0 not checked. [2023-12-03 00:19:51,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:51,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 413 states and 528 transitions. [2023-12-03 00:19:51,120 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 528 transitions. [2023-12-03 00:19:51,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2023-12-03 00:19:51,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:51,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:51,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:51,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 918 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-03 00:19:51,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:51,969 INFO L134 CoverageAnalysis]: Checked inductivity of 13860 backedges. 0 proven. 10780 refuted. 0 times theorem prover too weak. 3080 trivial. 0 not checked. [2023-12-03 00:19:53,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:53,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 417 states and 534 transitions. [2023-12-03 00:19:53,860 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 534 transitions. [2023-12-03 00:19:53,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2023-12-03 00:19:53,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:53,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:54,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 115 conjunts are in the unsatisfiable core [2023-12-03 00:19:54,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:54,592 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 10948 refuted. 0 times theorem prover too weak. 3080 trivial. 0 not checked. [2023-12-03 00:19:56,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:56,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 420 states and 537 transitions. [2023-12-03 00:19:56,410 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 537 transitions. [2023-12-03 00:19:56,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2023-12-03 00:19:56,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:56,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:56,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:56,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 58 conjunts are in the unsatisfiable core [2023-12-03 00:19:56,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:57,181 INFO L134 CoverageAnalysis]: Checked inductivity of 14364 backedges. 0 proven. 11172 refuted. 0 times theorem prover too weak. 3192 trivial. 0 not checked. [2023-12-03 00:19:58,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:19:58,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 424 states and 543 transitions. [2023-12-03 00:19:58,990 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 543 transitions. [2023-12-03 00:19:58,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2023-12-03 00:19:58,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:19:58,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:19:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:59,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 939 conjuncts, 117 conjunts are in the unsatisfiable core [2023-12-03 00:19:59,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:19:59,793 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 11343 refuted. 0 times theorem prover too weak. 3192 trivial. 0 not checked. [2023-12-03 00:20:01,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:01,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 427 states and 546 transitions. [2023-12-03 00:20:01,642 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 546 transitions. [2023-12-03 00:20:01,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 524 [2023-12-03 00:20:01,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:01,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:01,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:01,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 950 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-03 00:20:01,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:02,439 INFO L134 CoverageAnalysis]: Checked inductivity of 14877 backedges. 0 proven. 11571 refuted. 0 times theorem prover too weak. 3306 trivial. 0 not checked. [2023-12-03 00:20:04,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:04,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 431 states and 552 transitions. [2023-12-03 00:20:04,468 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 552 transitions. [2023-12-03 00:20:04,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2023-12-03 00:20:04,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:04,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:04,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:04,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 955 conjuncts, 119 conjunts are in the unsatisfiable core [2023-12-03 00:20:04,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:05,299 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 11745 refuted. 0 times theorem prover too weak. 3306 trivial. 0 not checked. [2023-12-03 00:20:07,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:07,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 434 states and 555 transitions. [2023-12-03 00:20:07,151 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 555 transitions. [2023-12-03 00:20:07,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2023-12-03 00:20:07,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:07,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:07,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:07,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 00:20:07,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:07,948 INFO L134 CoverageAnalysis]: Checked inductivity of 15399 backedges. 0 proven. 11977 refuted. 0 times theorem prover too weak. 3422 trivial. 0 not checked. [2023-12-03 00:20:10,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:10,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 438 states and 561 transitions. [2023-12-03 00:20:10,070 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 561 transitions. [2023-12-03 00:20:10,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2023-12-03 00:20:10,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:10,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:10,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:10,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 971 conjuncts, 121 conjunts are in the unsatisfiable core [2023-12-03 00:20:10,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:10,903 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 12154 refuted. 0 times theorem prover too weak. 3422 trivial. 0 not checked. [2023-12-03 00:20:12,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:12,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 441 states and 564 transitions. [2023-12-03 00:20:12,814 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 564 transitions. [2023-12-03 00:20:12,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2023-12-03 00:20:12,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:12,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:12,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:12,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-03 00:20:12,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:13,635 INFO L134 CoverageAnalysis]: Checked inductivity of 15930 backedges. 0 proven. 12390 refuted. 0 times theorem prover too weak. 3540 trivial. 0 not checked. [2023-12-03 00:20:15,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:15,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 445 states and 570 transitions. [2023-12-03 00:20:15,587 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 570 transitions. [2023-12-03 00:20:15,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 545 [2023-12-03 00:20:15,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:15,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:15,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:15,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 987 conjuncts, 123 conjunts are in the unsatisfiable core [2023-12-03 00:20:15,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:16,446 INFO L134 CoverageAnalysis]: Checked inductivity of 16110 backedges. 0 proven. 12570 refuted. 0 times theorem prover too weak. 3540 trivial. 0 not checked. [2023-12-03 00:20:18,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:18,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 448 states and 573 transitions. [2023-12-03 00:20:18,279 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 573 transitions. [2023-12-03 00:20:18,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2023-12-03 00:20:18,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:18,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:18,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:18,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 62 conjunts are in the unsatisfiable core [2023-12-03 00:20:18,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:19,198 INFO L134 CoverageAnalysis]: Checked inductivity of 16470 backedges. 0 proven. 12810 refuted. 0 times theorem prover too weak. 3660 trivial. 0 not checked. [2023-12-03 00:20:21,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:21,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 452 states and 579 transitions. [2023-12-03 00:20:21,233 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 579 transitions. [2023-12-03 00:20:21,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 554 [2023-12-03 00:20:21,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:21,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:21,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 1003 conjuncts, 125 conjunts are in the unsatisfiable core [2023-12-03 00:20:21,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:22,045 INFO L134 CoverageAnalysis]: Checked inductivity of 16653 backedges. 0 proven. 12993 refuted. 0 times theorem prover too weak. 3660 trivial. 0 not checked. [2023-12-03 00:20:24,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:24,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 455 states and 582 transitions. [2023-12-03 00:20:24,022 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 582 transitions. [2023-12-03 00:20:24,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 560 [2023-12-03 00:20:24,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:24,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:24,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 1014 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-03 00:20:24,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:24,895 INFO L134 CoverageAnalysis]: Checked inductivity of 17019 backedges. 0 proven. 13237 refuted. 0 times theorem prover too weak. 3782 trivial. 0 not checked. [2023-12-03 00:20:26,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:26,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 459 states and 588 transitions. [2023-12-03 00:20:26,983 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 588 transitions. [2023-12-03 00:20:26,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 563 [2023-12-03 00:20:26,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:26,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:27,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 1019 conjuncts, 127 conjunts are in the unsatisfiable core [2023-12-03 00:20:27,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:27,910 INFO L134 CoverageAnalysis]: Checked inductivity of 17205 backedges. 0 proven. 13423 refuted. 0 times theorem prover too weak. 3782 trivial. 0 not checked. [2023-12-03 00:20:29,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:29,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 462 states and 591 transitions. [2023-12-03 00:20:29,963 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 591 transitions. [2023-12-03 00:20:29,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 569 [2023-12-03 00:20:29,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:29,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:30,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:30,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 1030 conjuncts, 64 conjunts are in the unsatisfiable core [2023-12-03 00:20:30,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:30,945 INFO L134 CoverageAnalysis]: Checked inductivity of 17577 backedges. 0 proven. 13671 refuted. 0 times theorem prover too weak. 3906 trivial. 0 not checked. [2023-12-03 00:20:33,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:33,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 466 states and 597 transitions. [2023-12-03 00:20:33,108 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 597 transitions. [2023-12-03 00:20:33,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2023-12-03 00:20:33,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:33,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:33,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:33,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 1035 conjuncts, 129 conjunts are in the unsatisfiable core [2023-12-03 00:20:33,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:34,090 INFO L134 CoverageAnalysis]: Checked inductivity of 17766 backedges. 0 proven. 13860 refuted. 0 times theorem prover too weak. 3906 trivial. 0 not checked. [2023-12-03 00:20:36,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:36,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 469 states and 600 transitions. [2023-12-03 00:20:36,174 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 600 transitions. [2023-12-03 00:20:36,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 578 [2023-12-03 00:20:36,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:36,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:36,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 1046 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-03 00:20:36,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:37,157 INFO L134 CoverageAnalysis]: Checked inductivity of 18144 backedges. 0 proven. 14112 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2023-12-03 00:20:39,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:39,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 473 states and 606 transitions. [2023-12-03 00:20:39,576 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 606 transitions. [2023-12-03 00:20:39,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2023-12-03 00:20:39,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:39,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:39,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:39,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 1051 conjuncts, 131 conjunts are in the unsatisfiable core [2023-12-03 00:20:39,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:40,501 INFO L134 CoverageAnalysis]: Checked inductivity of 18336 backedges. 0 proven. 14304 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2023-12-03 00:20:42,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:42,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 476 states and 609 transitions. [2023-12-03 00:20:42,611 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 609 transitions. [2023-12-03 00:20:42,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2023-12-03 00:20:42,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:42,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:42,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:42,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 1062 conjuncts, 66 conjunts are in the unsatisfiable core [2023-12-03 00:20:42,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:43,576 INFO L134 CoverageAnalysis]: Checked inductivity of 18720 backedges. 0 proven. 14560 refuted. 0 times theorem prover too weak. 4160 trivial. 0 not checked. [2023-12-03 00:20:45,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:45,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 480 states and 615 transitions. [2023-12-03 00:20:45,829 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 615 transitions. [2023-12-03 00:20:45,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2023-12-03 00:20:45,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:45,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:45,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 133 conjunts are in the unsatisfiable core [2023-12-03 00:20:46,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:46,667 INFO L134 CoverageAnalysis]: Checked inductivity of 18915 backedges. 0 proven. 14755 refuted. 0 times theorem prover too weak. 4160 trivial. 0 not checked. [2023-12-03 00:20:48,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:48,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 483 states and 618 transitions. [2023-12-03 00:20:48,864 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 618 transitions. [2023-12-03 00:20:48,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2023-12-03 00:20:48,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:48,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:49,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 1078 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-03 00:20:49,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:49,910 INFO L134 CoverageAnalysis]: Checked inductivity of 19305 backedges. 0 proven. 15015 refuted. 0 times theorem prover too weak. 4290 trivial. 0 not checked. [2023-12-03 00:20:52,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:52,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 487 states and 624 transitions. [2023-12-03 00:20:52,156 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 624 transitions. [2023-12-03 00:20:52,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2023-12-03 00:20:52,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:52,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:52,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 1083 conjuncts, 135 conjunts are in the unsatisfiable core [2023-12-03 00:20:52,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:53,114 INFO L134 CoverageAnalysis]: Checked inductivity of 19503 backedges. 0 proven. 15213 refuted. 0 times theorem prover too weak. 4290 trivial. 0 not checked. [2023-12-03 00:20:55,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:55,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 490 states and 627 transitions. [2023-12-03 00:20:55,386 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 627 transitions. [2023-12-03 00:20:55,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 605 [2023-12-03 00:20:55,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:55,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:55,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 1094 conjuncts, 68 conjunts are in the unsatisfiable core [2023-12-03 00:20:55,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:56,425 INFO L134 CoverageAnalysis]: Checked inductivity of 19899 backedges. 0 proven. 15477 refuted. 0 times theorem prover too weak. 4422 trivial. 0 not checked. [2023-12-03 00:20:58,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:58,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 494 states and 633 transitions. [2023-12-03 00:20:58,897 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 633 transitions. [2023-12-03 00:20:58,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 608 [2023-12-03 00:20:58,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:58,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:59,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:20:59,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 1099 conjuncts, 137 conjunts are in the unsatisfiable core [2023-12-03 00:20:59,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:20:59,858 INFO L134 CoverageAnalysis]: Checked inductivity of 20100 backedges. 0 proven. 15678 refuted. 0 times theorem prover too weak. 4422 trivial. 0 not checked. [2023-12-03 00:21:02,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:02,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 497 states and 636 transitions. [2023-12-03 00:21:02,195 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 636 transitions. [2023-12-03 00:21:02,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2023-12-03 00:21:02,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:02,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:02,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 1110 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-03 00:21:02,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:03,177 INFO L134 CoverageAnalysis]: Checked inductivity of 20502 backedges. 0 proven. 15946 refuted. 0 times theorem prover too weak. 4556 trivial. 0 not checked. [2023-12-03 00:21:05,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:05,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 501 states and 642 transitions. [2023-12-03 00:21:05,695 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 642 transitions. [2023-12-03 00:21:05,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 617 [2023-12-03 00:21:05,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:05,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:05,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 1115 conjuncts, 139 conjunts are in the unsatisfiable core [2023-12-03 00:21:05,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:06,661 INFO L134 CoverageAnalysis]: Checked inductivity of 20706 backedges. 0 proven. 16150 refuted. 0 times theorem prover too weak. 4556 trivial. 0 not checked. [2023-12-03 00:21:09,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:09,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 504 states and 645 transitions. [2023-12-03 00:21:09,200 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 645 transitions. [2023-12-03 00:21:09,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 623 [2023-12-03 00:21:09,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:09,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:09,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 1126 conjuncts, 70 conjunts are in the unsatisfiable core [2023-12-03 00:21:09,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:10,202 INFO L134 CoverageAnalysis]: Checked inductivity of 21114 backedges. 0 proven. 16422 refuted. 0 times theorem prover too weak. 4692 trivial. 0 not checked. [2023-12-03 00:21:12,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:12,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 508 states and 651 transitions. [2023-12-03 00:21:12,740 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 651 transitions. [2023-12-03 00:21:12,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 626 [2023-12-03 00:21:12,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:12,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:12,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 1131 conjuncts, 141 conjunts are in the unsatisfiable core [2023-12-03 00:21:12,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:13,672 INFO L134 CoverageAnalysis]: Checked inductivity of 21321 backedges. 0 proven. 16629 refuted. 0 times theorem prover too weak. 4692 trivial. 0 not checked. [2023-12-03 00:21:16,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:16,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 511 states and 654 transitions. [2023-12-03 00:21:16,042 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 654 transitions. [2023-12-03 00:21:16,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 632 [2023-12-03 00:21:16,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:16,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:16,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:16,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 1142 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-03 00:21:16,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:17,100 INFO L134 CoverageAnalysis]: Checked inductivity of 21735 backedges. 0 proven. 16905 refuted. 0 times theorem prover too weak. 4830 trivial. 0 not checked. [2023-12-03 00:21:19,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:19,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 515 states and 660 transitions. [2023-12-03 00:21:19,552 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 660 transitions. [2023-12-03 00:21:19,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2023-12-03 00:21:19,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:19,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:19,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:19,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 1147 conjuncts, 143 conjunts are in the unsatisfiable core [2023-12-03 00:21:19,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:20,570 INFO L134 CoverageAnalysis]: Checked inductivity of 21945 backedges. 0 proven. 17115 refuted. 0 times theorem prover too weak. 4830 trivial. 0 not checked. [2023-12-03 00:21:22,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:22,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 518 states and 663 transitions. [2023-12-03 00:21:22,990 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 663 transitions. [2023-12-03 00:21:22,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2023-12-03 00:21:22,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:22,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:23,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:23,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 1158 conjuncts, 72 conjunts are in the unsatisfiable core [2023-12-03 00:21:23,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:24,120 INFO L134 CoverageAnalysis]: Checked inductivity of 22365 backedges. 0 proven. 17395 refuted. 0 times theorem prover too weak. 4970 trivial. 0 not checked. [2023-12-03 00:21:26,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:26,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 522 states and 669 transitions. [2023-12-03 00:21:26,750 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 669 transitions. [2023-12-03 00:21:26,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 644 [2023-12-03 00:21:26,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:26,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:26,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 1163 conjuncts, 145 conjunts are in the unsatisfiable core [2023-12-03 00:21:26,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:28,017 INFO L134 CoverageAnalysis]: Checked inductivity of 22578 backedges. 0 proven. 17608 refuted. 0 times theorem prover too weak. 4970 trivial. 0 not checked. [2023-12-03 00:21:30,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:30,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 525 states and 672 transitions. [2023-12-03 00:21:30,536 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 672 transitions. [2023-12-03 00:21:30,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 650 [2023-12-03 00:21:30,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:30,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:30,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:30,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 1174 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-03 00:21:30,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:31,716 INFO L134 CoverageAnalysis]: Checked inductivity of 23004 backedges. 0 proven. 17892 refuted. 0 times theorem prover too weak. 5112 trivial. 0 not checked. [2023-12-03 00:21:34,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:34,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 529 states and 678 transitions. [2023-12-03 00:21:34,361 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 678 transitions. [2023-12-03 00:21:34,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 653 [2023-12-03 00:21:34,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:34,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:34,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:34,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 1179 conjuncts, 147 conjunts are in the unsatisfiable core [2023-12-03 00:21:34,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:35,516 INFO L134 CoverageAnalysis]: Checked inductivity of 23220 backedges. 0 proven. 18108 refuted. 0 times theorem prover too weak. 5112 trivial. 0 not checked. [2023-12-03 00:21:38,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:38,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 532 states and 681 transitions. [2023-12-03 00:21:38,146 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 681 transitions. [2023-12-03 00:21:38,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 659 [2023-12-03 00:21:38,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:38,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:38,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 74 conjunts are in the unsatisfiable core [2023-12-03 00:21:38,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:39,317 INFO L134 CoverageAnalysis]: Checked inductivity of 23652 backedges. 0 proven. 18396 refuted. 0 times theorem prover too weak. 5256 trivial. 0 not checked. [2023-12-03 00:21:42,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:42,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 536 states and 687 transitions. [2023-12-03 00:21:42,144 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 687 transitions. [2023-12-03 00:21:42,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 662 [2023-12-03 00:21:42,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:42,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:42,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:42,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 1195 conjuncts, 149 conjunts are in the unsatisfiable core [2023-12-03 00:21:42,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:43,210 INFO L134 CoverageAnalysis]: Checked inductivity of 23871 backedges. 0 proven. 18615 refuted. 0 times theorem prover too weak. 5256 trivial. 0 not checked. [2023-12-03 00:21:45,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:45,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 539 states and 690 transitions. [2023-12-03 00:21:45,966 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 690 transitions. [2023-12-03 00:21:45,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 668 [2023-12-03 00:21:45,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:45,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:46,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:46,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-03 00:21:46,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:47,195 INFO L134 CoverageAnalysis]: Checked inductivity of 24309 backedges. 0 proven. 18907 refuted. 0 times theorem prover too weak. 5402 trivial. 0 not checked. [2023-12-03 00:21:49,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:49,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 543 states and 696 transitions. [2023-12-03 00:21:49,834 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 696 transitions. [2023-12-03 00:21:49,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2023-12-03 00:21:49,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:49,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:50,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:50,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 1211 conjuncts, 151 conjunts are in the unsatisfiable core [2023-12-03 00:21:50,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:50,928 INFO L134 CoverageAnalysis]: Checked inductivity of 24531 backedges. 0 proven. 19129 refuted. 0 times theorem prover too weak. 5402 trivial. 0 not checked. [2023-12-03 00:21:53,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:53,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 546 states and 699 transitions. [2023-12-03 00:21:53,632 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 699 transitions. [2023-12-03 00:21:53,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 677 [2023-12-03 00:21:53,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:53,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:53,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:53,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 76 conjunts are in the unsatisfiable core [2023-12-03 00:21:53,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:54,828 INFO L134 CoverageAnalysis]: Checked inductivity of 24975 backedges. 0 proven. 19425 refuted. 0 times theorem prover too weak. 5550 trivial. 0 not checked. [2023-12-03 00:21:57,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:57,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 550 states and 705 transitions. [2023-12-03 00:21:57,741 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 705 transitions. [2023-12-03 00:21:57,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 680 [2023-12-03 00:21:57,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:57,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:57,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:57,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 1227 conjuncts, 153 conjunts are in the unsatisfiable core [2023-12-03 00:21:57,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:21:58,872 INFO L134 CoverageAnalysis]: Checked inductivity of 25200 backedges. 0 proven. 19650 refuted. 0 times theorem prover too weak. 5550 trivial. 0 not checked. [2023-12-03 00:22:01,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:01,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 553 states and 708 transitions. [2023-12-03 00:22:01,737 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 708 transitions. [2023-12-03 00:22:01,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 686 [2023-12-03 00:22:01,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:01,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:01,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-03 00:22:01,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:02,877 INFO L134 CoverageAnalysis]: Checked inductivity of 25650 backedges. 0 proven. 19950 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2023-12-03 00:22:05,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:05,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 557 states and 714 transitions. [2023-12-03 00:22:05,735 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 714 transitions. [2023-12-03 00:22:05,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 689 [2023-12-03 00:22:05,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:05,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:05,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 155 conjunts are in the unsatisfiable core [2023-12-03 00:22:05,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:06,831 INFO L134 CoverageAnalysis]: Checked inductivity of 25878 backedges. 0 proven. 20178 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2023-12-03 00:22:09,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:09,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 560 states and 717 transitions. [2023-12-03 00:22:09,747 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 717 transitions. [2023-12-03 00:22:09,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 695 [2023-12-03 00:22:09,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:09,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:09,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:09,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 1254 conjuncts, 78 conjunts are in the unsatisfiable core [2023-12-03 00:22:09,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:11,062 INFO L134 CoverageAnalysis]: Checked inductivity of 26334 backedges. 0 proven. 20482 refuted. 0 times theorem prover too weak. 5852 trivial. 0 not checked. [2023-12-03 00:22:14,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:14,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 564 states and 723 transitions. [2023-12-03 00:22:14,021 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 723 transitions. [2023-12-03 00:22:14,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 698 [2023-12-03 00:22:14,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:14,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:14,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 1259 conjuncts, 157 conjunts are in the unsatisfiable core [2023-12-03 00:22:14,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:15,248 INFO L134 CoverageAnalysis]: Checked inductivity of 26565 backedges. 0 proven. 20713 refuted. 0 times theorem prover too weak. 5852 trivial. 0 not checked. [2023-12-03 00:22:18,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:18,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 567 states and 726 transitions. [2023-12-03 00:22:18,075 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 726 transitions. [2023-12-03 00:22:18,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2023-12-03 00:22:18,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:18,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:18,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 1270 conjuncts, 79 conjunts are in the unsatisfiable core [2023-12-03 00:22:18,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:19,376 INFO L134 CoverageAnalysis]: Checked inductivity of 27027 backedges. 0 proven. 21021 refuted. 0 times theorem prover too weak. 6006 trivial. 0 not checked. [2023-12-03 00:22:22,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:22,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 571 states and 732 transitions. [2023-12-03 00:22:22,381 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 732 transitions. [2023-12-03 00:22:22,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 707 [2023-12-03 00:22:22,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:22,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:22,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 1275 conjuncts, 159 conjunts are in the unsatisfiable core [2023-12-03 00:22:22,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:23,588 INFO L134 CoverageAnalysis]: Checked inductivity of 27261 backedges. 0 proven. 21255 refuted. 0 times theorem prover too weak. 6006 trivial. 0 not checked. [2023-12-03 00:22:26,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:26,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 574 states and 735 transitions. [2023-12-03 00:22:26,678 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 735 transitions. [2023-12-03 00:22:26,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 713 [2023-12-03 00:22:26,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:26,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:26,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 1286 conjuncts, 80 conjunts are in the unsatisfiable core [2023-12-03 00:22:26,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:27,965 INFO L134 CoverageAnalysis]: Checked inductivity of 27729 backedges. 0 proven. 21567 refuted. 0 times theorem prover too weak. 6162 trivial. 0 not checked. [2023-12-03 00:22:30,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:30,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 578 states and 741 transitions. [2023-12-03 00:22:30,968 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 741 transitions. [2023-12-03 00:22:30,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 716 [2023-12-03 00:22:30,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:30,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:31,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 1291 conjuncts, 161 conjunts are in the unsatisfiable core [2023-12-03 00:22:31,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:32,170 INFO L134 CoverageAnalysis]: Checked inductivity of 27966 backedges. 0 proven. 21804 refuted. 0 times theorem prover too weak. 6162 trivial. 0 not checked. [2023-12-03 00:22:35,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:35,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 581 states and 744 transitions. [2023-12-03 00:22:35,270 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 744 transitions. [2023-12-03 00:22:35,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 722 [2023-12-03 00:22:35,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:35,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:35,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:35,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 1302 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-03 00:22:35,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:36,574 INFO L134 CoverageAnalysis]: Checked inductivity of 28440 backedges. 0 proven. 22120 refuted. 0 times theorem prover too weak. 6320 trivial. 0 not checked. [2023-12-03 00:22:39,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:39,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 585 states and 750 transitions. [2023-12-03 00:22:39,739 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 750 transitions. [2023-12-03 00:22:39,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 725 [2023-12-03 00:22:39,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:39,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:39,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:39,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 1307 conjuncts, 163 conjunts are in the unsatisfiable core [2023-12-03 00:22:39,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:40,916 INFO L134 CoverageAnalysis]: Checked inductivity of 28680 backedges. 0 proven. 22360 refuted. 0 times theorem prover too weak. 6320 trivial. 0 not checked. [2023-12-03 00:22:44,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:44,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 588 states and 753 transitions. [2023-12-03 00:22:44,042 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 753 transitions. [2023-12-03 00:22:44,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 731 [2023-12-03 00:22:44,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:44,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:44,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:44,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 1318 conjuncts, 82 conjunts are in the unsatisfiable core [2023-12-03 00:22:44,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:45,394 INFO L134 CoverageAnalysis]: Checked inductivity of 29160 backedges. 0 proven. 22680 refuted. 0 times theorem prover too weak. 6480 trivial. 0 not checked. [2023-12-03 00:22:48,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:48,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 592 states and 759 transitions. [2023-12-03 00:22:48,789 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 759 transitions. [2023-12-03 00:22:48,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 734 [2023-12-03 00:22:48,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:48,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:49,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 165 conjunts are in the unsatisfiable core [2023-12-03 00:22:49,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:50,049 INFO L134 CoverageAnalysis]: Checked inductivity of 29403 backedges. 0 proven. 22923 refuted. 0 times theorem prover too weak. 6480 trivial. 0 not checked. [2023-12-03 00:22:53,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:53,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 595 states and 762 transitions. [2023-12-03 00:22:53,427 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 762 transitions. [2023-12-03 00:22:53,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 740 [2023-12-03 00:22:53,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:53,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:53,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:53,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 1334 conjuncts, 83 conjunts are in the unsatisfiable core [2023-12-03 00:22:53,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:54,708 INFO L134 CoverageAnalysis]: Checked inductivity of 29889 backedges. 0 proven. 23247 refuted. 0 times theorem prover too weak. 6642 trivial. 0 not checked. [2023-12-03 00:22:57,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:22:57,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 599 states and 768 transitions. [2023-12-03 00:22:57,889 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 768 transitions. [2023-12-03 00:22:57,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 743 [2023-12-03 00:22:57,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:22:57,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:22:58,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:22:58,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 1339 conjuncts, 167 conjunts are in the unsatisfiable core [2023-12-03 00:22:58,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:22:59,188 INFO L134 CoverageAnalysis]: Checked inductivity of 30135 backedges. 0 proven. 23493 refuted. 0 times theorem prover too weak. 6642 trivial. 0 not checked. [2023-12-03 00:23:02,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:02,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 602 states and 771 transitions. [2023-12-03 00:23:02,427 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 771 transitions. [2023-12-03 00:23:02,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 749 [2023-12-03 00:23:02,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:02,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:02,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:02,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 1350 conjuncts, 84 conjunts are in the unsatisfiable core [2023-12-03 00:23:02,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:03,787 INFO L134 CoverageAnalysis]: Checked inductivity of 30627 backedges. 0 proven. 23821 refuted. 0 times theorem prover too weak. 6806 trivial. 0 not checked. [2023-12-03 00:23:07,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:07,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 606 states and 777 transitions. [2023-12-03 00:23:07,017 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 777 transitions. [2023-12-03 00:23:07,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 752 [2023-12-03 00:23:07,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:07,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:07,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 1355 conjuncts, 169 conjunts are in the unsatisfiable core [2023-12-03 00:23:07,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:08,393 INFO L134 CoverageAnalysis]: Checked inductivity of 30876 backedges. 0 proven. 24070 refuted. 0 times theorem prover too weak. 6806 trivial. 0 not checked. [2023-12-03 00:23:11,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:11,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 609 states and 780 transitions. [2023-12-03 00:23:11,634 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 780 transitions. [2023-12-03 00:23:11,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 758 [2023-12-03 00:23:11,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:11,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:11,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:11,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 1366 conjuncts, 85 conjunts are in the unsatisfiable core [2023-12-03 00:23:11,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:12,994 INFO L134 CoverageAnalysis]: Checked inductivity of 31374 backedges. 0 proven. 24402 refuted. 0 times theorem prover too weak. 6972 trivial. 0 not checked. [2023-12-03 00:23:16,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:16,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 613 states and 786 transitions. [2023-12-03 00:23:16,397 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 786 transitions. [2023-12-03 00:23:16,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2023-12-03 00:23:16,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:16,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:16,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 1371 conjuncts, 171 conjunts are in the unsatisfiable core [2023-12-03 00:23:16,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:17,709 INFO L134 CoverageAnalysis]: Checked inductivity of 31626 backedges. 0 proven. 24654 refuted. 0 times theorem prover too weak. 6972 trivial. 0 not checked. [2023-12-03 00:23:21,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:21,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 616 states and 789 transitions. [2023-12-03 00:23:21,166 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 789 transitions. [2023-12-03 00:23:21,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 767 [2023-12-03 00:23:21,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:21,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:21,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 1382 conjuncts, 86 conjunts are in the unsatisfiable core [2023-12-03 00:23:21,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:22,530 INFO L134 CoverageAnalysis]: Checked inductivity of 32130 backedges. 0 proven. 24990 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2023-12-03 00:23:26,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:26,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 620 states and 795 transitions. [2023-12-03 00:23:26,065 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 795 transitions. [2023-12-03 00:23:26,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 770 [2023-12-03 00:23:26,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:26,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:26,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 1387 conjuncts, 173 conjunts are in the unsatisfiable core [2023-12-03 00:23:26,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:27,350 INFO L134 CoverageAnalysis]: Checked inductivity of 32385 backedges. 0 proven. 25245 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2023-12-03 00:23:30,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:30,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 623 states and 798 transitions. [2023-12-03 00:23:30,981 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 798 transitions. [2023-12-03 00:23:30,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-12-03 00:23:30,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:30,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:31,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 1398 conjuncts, 87 conjunts are in the unsatisfiable core [2023-12-03 00:23:31,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:32,351 INFO L134 CoverageAnalysis]: Checked inductivity of 32895 backedges. 0 proven. 25585 refuted. 0 times theorem prover too weak. 7310 trivial. 0 not checked. [2023-12-03 00:23:36,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:36,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 627 states and 804 transitions. [2023-12-03 00:23:36,023 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 804 transitions. [2023-12-03 00:23:36,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 779 [2023-12-03 00:23:36,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:36,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:36,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:36,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 1403 conjuncts, 175 conjunts are in the unsatisfiable core [2023-12-03 00:23:36,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:37,433 INFO L134 CoverageAnalysis]: Checked inductivity of 33153 backedges. 0 proven. 25843 refuted. 0 times theorem prover too weak. 7310 trivial. 0 not checked. [2023-12-03 00:23:41,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:41,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 630 states and 807 transitions. [2023-12-03 00:23:41,051 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 807 transitions. [2023-12-03 00:23:41,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 785 [2023-12-03 00:23:41,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:41,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:41,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 1414 conjuncts, 88 conjunts are in the unsatisfiable core [2023-12-03 00:23:41,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:42,671 INFO L134 CoverageAnalysis]: Checked inductivity of 33669 backedges. 0 proven. 26187 refuted. 0 times theorem prover too weak. 7482 trivial. 0 not checked. [2023-12-03 00:23:46,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:46,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 634 states and 813 transitions. [2023-12-03 00:23:46,608 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 813 transitions. [2023-12-03 00:23:46,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 788 [2023-12-03 00:23:46,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:46,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:46,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:46,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 1419 conjuncts, 177 conjunts are in the unsatisfiable core [2023-12-03 00:23:46,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:47,989 INFO L134 CoverageAnalysis]: Checked inductivity of 33930 backedges. 0 proven. 26448 refuted. 0 times theorem prover too weak. 7482 trivial. 0 not checked. [2023-12-03 00:23:51,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:51,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 637 states and 816 transitions. [2023-12-03 00:23:51,848 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 816 transitions. [2023-12-03 00:23:51,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 794 [2023-12-03 00:23:51,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:51,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:52,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:52,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 1430 conjuncts, 89 conjunts are in the unsatisfiable core [2023-12-03 00:23:52,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:53,377 INFO L134 CoverageAnalysis]: Checked inductivity of 34452 backedges. 0 proven. 26796 refuted. 0 times theorem prover too weak. 7656 trivial. 0 not checked. [2023-12-03 00:23:57,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:23:57,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 641 states and 822 transitions. [2023-12-03 00:23:57,446 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 822 transitions. [2023-12-03 00:23:57,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 797 [2023-12-03 00:23:57,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:23:57,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:23:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:23:57,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 1435 conjuncts, 179 conjunts are in the unsatisfiable core [2023-12-03 00:23:57,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:23:58,901 INFO L134 CoverageAnalysis]: Checked inductivity of 34716 backedges. 0 proven. 27060 refuted. 0 times theorem prover too weak. 7656 trivial. 0 not checked. [2023-12-03 00:24:02,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:02,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 644 states and 825 transitions. [2023-12-03 00:24:02,736 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 825 transitions. [2023-12-03 00:24:02,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 803 [2023-12-03 00:24:02,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:02,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:02,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:02,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 1446 conjuncts, 90 conjunts are in the unsatisfiable core [2023-12-03 00:24:02,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:04,472 INFO L134 CoverageAnalysis]: Checked inductivity of 35244 backedges. 0 proven. 27412 refuted. 0 times theorem prover too weak. 7832 trivial. 0 not checked. [2023-12-03 00:24:08,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:08,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 648 states and 831 transitions. [2023-12-03 00:24:08,621 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 831 transitions. [2023-12-03 00:24:08,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 806 [2023-12-03 00:24:08,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:08,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:08,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 181 conjunts are in the unsatisfiable core [2023-12-03 00:24:08,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:10,069 INFO L134 CoverageAnalysis]: Checked inductivity of 35511 backedges. 0 proven. 27679 refuted. 0 times theorem prover too weak. 7832 trivial. 0 not checked. [2023-12-03 00:24:14,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:14,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 651 states and 834 transitions. [2023-12-03 00:24:14,084 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 834 transitions. [2023-12-03 00:24:14,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 812 [2023-12-03 00:24:14,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:14,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:14,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 1462 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-03 00:24:14,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:15,725 INFO L134 CoverageAnalysis]: Checked inductivity of 36045 backedges. 0 proven. 28035 refuted. 0 times theorem prover too weak. 8010 trivial. 0 not checked. [2023-12-03 00:24:19,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:19,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 655 states and 840 transitions. [2023-12-03 00:24:19,906 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 840 transitions. [2023-12-03 00:24:19,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 815 [2023-12-03 00:24:19,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:19,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:20,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:20,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 1467 conjuncts, 183 conjunts are in the unsatisfiable core [2023-12-03 00:24:20,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:21,279 INFO L134 CoverageAnalysis]: Checked inductivity of 36315 backedges. 0 proven. 28305 refuted. 0 times theorem prover too weak. 8010 trivial. 0 not checked. [2023-12-03 00:24:25,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:25,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 658 states and 843 transitions. [2023-12-03 00:24:25,419 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 843 transitions. [2023-12-03 00:24:25,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 821 [2023-12-03 00:24:25,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:25,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:25,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:25,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 1478 conjuncts, 92 conjunts are in the unsatisfiable core [2023-12-03 00:24:25,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:26,996 INFO L134 CoverageAnalysis]: Checked inductivity of 36855 backedges. 0 proven. 28665 refuted. 0 times theorem prover too weak. 8190 trivial. 0 not checked. [2023-12-03 00:24:31,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:31,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 662 states and 849 transitions. [2023-12-03 00:24:31,252 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 849 transitions. [2023-12-03 00:24:31,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 824 [2023-12-03 00:24:31,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:31,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:31,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:31,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 1483 conjuncts, 185 conjunts are in the unsatisfiable core [2023-12-03 00:24:31,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:32,737 INFO L134 CoverageAnalysis]: Checked inductivity of 37128 backedges. 0 proven. 28938 refuted. 0 times theorem prover too weak. 8190 trivial. 0 not checked. [2023-12-03 00:24:36,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:36,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 665 states and 852 transitions. [2023-12-03 00:24:36,939 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 852 transitions. [2023-12-03 00:24:36,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 830 [2023-12-03 00:24:36,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:36,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:37,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:37,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 1494 conjuncts, 93 conjunts are in the unsatisfiable core [2023-12-03 00:24:37,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:38,697 INFO L134 CoverageAnalysis]: Checked inductivity of 37674 backedges. 0 proven. 29302 refuted. 0 times theorem prover too weak. 8372 trivial. 0 not checked. [2023-12-03 00:24:43,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:43,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 669 states and 858 transitions. [2023-12-03 00:24:43,049 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 858 transitions. [2023-12-03 00:24:43,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 833 [2023-12-03 00:24:43,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:43,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:43,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:43,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 1499 conjuncts, 187 conjunts are in the unsatisfiable core [2023-12-03 00:24:43,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:44,468 INFO L134 CoverageAnalysis]: Checked inductivity of 37950 backedges. 0 proven. 29578 refuted. 0 times theorem prover too weak. 8372 trivial. 0 not checked. [2023-12-03 00:24:48,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:48,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 672 states and 861 transitions. [2023-12-03 00:24:48,859 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 861 transitions. [2023-12-03 00:24:48,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 839 [2023-12-03 00:24:48,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:48,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:49,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 1510 conjuncts, 94 conjunts are in the unsatisfiable core [2023-12-03 00:24:49,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:50,475 INFO L134 CoverageAnalysis]: Checked inductivity of 38502 backedges. 0 proven. 29946 refuted. 0 times theorem prover too weak. 8556 trivial. 0 not checked. [2023-12-03 00:24:54,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:54,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 676 states and 867 transitions. [2023-12-03 00:24:54,859 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 867 transitions. [2023-12-03 00:24:54,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 842 [2023-12-03 00:24:54,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:54,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:55,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 1515 conjuncts, 189 conjunts are in the unsatisfiable core [2023-12-03 00:24:55,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:56,424 INFO L134 CoverageAnalysis]: Checked inductivity of 38781 backedges. 0 proven. 30225 refuted. 0 times theorem prover too weak. 8556 trivial. 0 not checked. [2023-12-03 00:25:00,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:00,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 679 states and 870 transitions. [2023-12-03 00:25:00,817 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 870 transitions. [2023-12-03 00:25:00,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 848 [2023-12-03 00:25:00,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:00,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:01,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:01,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 1526 conjuncts, 95 conjunts are in the unsatisfiable core [2023-12-03 00:25:01,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:02,608 INFO L134 CoverageAnalysis]: Checked inductivity of 39339 backedges. 0 proven. 30597 refuted. 0 times theorem prover too weak. 8742 trivial. 0 not checked. [2023-12-03 00:25:07,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:07,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 683 states and 876 transitions. [2023-12-03 00:25:07,221 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 876 transitions. [2023-12-03 00:25:07,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 851 [2023-12-03 00:25:07,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:07,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:07,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:07,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 1531 conjuncts, 191 conjunts are in the unsatisfiable core [2023-12-03 00:25:07,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:08,660 INFO L134 CoverageAnalysis]: Checked inductivity of 39621 backedges. 0 proven. 30879 refuted. 0 times theorem prover too weak. 8742 trivial. 0 not checked. [2023-12-03 00:25:13,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:13,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 686 states and 879 transitions. [2023-12-03 00:25:13,138 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 879 transitions. [2023-12-03 00:25:13,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 857 [2023-12-03 00:25:13,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:13,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:13,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 1542 conjuncts, 96 conjunts are in the unsatisfiable core [2023-12-03 00:25:13,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:14,823 INFO L134 CoverageAnalysis]: Checked inductivity of 40185 backedges. 0 proven. 31255 refuted. 0 times theorem prover too weak. 8930 trivial. 0 not checked. [2023-12-03 00:25:19,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:19,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 690 states and 885 transitions. [2023-12-03 00:25:19,533 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 885 transitions. [2023-12-03 00:25:19,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 860 [2023-12-03 00:25:19,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:19,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:19,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:19,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 1547 conjuncts, 193 conjunts are in the unsatisfiable core [2023-12-03 00:25:19,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:21,077 INFO L134 CoverageAnalysis]: Checked inductivity of 40470 backedges. 0 proven. 31540 refuted. 0 times theorem prover too weak. 8930 trivial. 0 not checked. [2023-12-03 00:25:25,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:25,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 693 states and 888 transitions. [2023-12-03 00:25:25,576 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 888 transitions. [2023-12-03 00:25:25,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 866 [2023-12-03 00:25:25,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:25,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:25,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:25,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 1558 conjuncts, 97 conjunts are in the unsatisfiable core [2023-12-03 00:25:25,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:27,392 INFO L134 CoverageAnalysis]: Checked inductivity of 41040 backedges. 0 proven. 31920 refuted. 0 times theorem prover too weak. 9120 trivial. 0 not checked. [2023-12-03 00:25:32,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:32,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 697 states and 894 transitions. [2023-12-03 00:25:32,132 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 894 transitions. [2023-12-03 00:25:32,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 869 [2023-12-03 00:25:32,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:32,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:32,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 1563 conjuncts, 195 conjunts are in the unsatisfiable core [2023-12-03 00:25:32,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:33,704 INFO L134 CoverageAnalysis]: Checked inductivity of 41328 backedges. 0 proven. 32208 refuted. 0 times theorem prover too weak. 9120 trivial. 0 not checked. [2023-12-03 00:25:38,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:38,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 700 states and 897 transitions. [2023-12-03 00:25:38,556 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 897 transitions. [2023-12-03 00:25:38,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 875 [2023-12-03 00:25:38,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:38,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:38,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:38,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 1574 conjuncts, 98 conjunts are in the unsatisfiable core [2023-12-03 00:25:38,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:40,444 INFO L134 CoverageAnalysis]: Checked inductivity of 41904 backedges. 0 proven. 32592 refuted. 0 times theorem prover too weak. 9312 trivial. 0 not checked. [2023-12-03 00:25:45,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:45,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 704 states and 903 transitions. [2023-12-03 00:25:45,422 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 903 transitions. [2023-12-03 00:25:45,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 878 [2023-12-03 00:25:45,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:45,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:45,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:45,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 1579 conjuncts, 197 conjunts are in the unsatisfiable core [2023-12-03 00:25:45,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:46,958 INFO L134 CoverageAnalysis]: Checked inductivity of 42195 backedges. 0 proven. 32883 refuted. 0 times theorem prover too weak. 9312 trivial. 0 not checked. [2023-12-03 00:25:51,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:51,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 707 states and 906 transitions. [2023-12-03 00:25:51,709 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 906 transitions. [2023-12-03 00:25:51,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 884 [2023-12-03 00:25:51,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:51,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:52,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-03 00:25:52,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:53,708 INFO L134 CoverageAnalysis]: Checked inductivity of 42777 backedges. 0 proven. 33271 refuted. 0 times theorem prover too weak. 9506 trivial. 0 not checked. [2023-12-03 00:25:58,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:58,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 711 states and 912 transitions. [2023-12-03 00:25:58,855 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 912 transitions. [2023-12-03 00:25:58,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 887 [2023-12-03 00:25:58,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:58,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:59,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:59,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 1595 conjuncts, 199 conjunts are in the unsatisfiable core [2023-12-03 00:25:59,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:00,539 INFO L134 CoverageAnalysis]: Checked inductivity of 43071 backedges. 0 proven. 33565 refuted. 0 times theorem prover too weak. 9506 trivial. 0 not checked. [2023-12-03 00:26:05,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:26:05,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 714 states and 915 transitions. [2023-12-03 00:26:05,447 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 915 transitions. [2023-12-03 00:26:05,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 893 [2023-12-03 00:26:05,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:26:05,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:26:05,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:26:05,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 1606 conjuncts, 100 conjunts are in the unsatisfiable core [2023-12-03 00:26:05,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:07,225 INFO L134 CoverageAnalysis]: Checked inductivity of 43659 backedges. 0 proven. 33957 refuted. 0 times theorem prover too weak. 9702 trivial. 0 not checked. [2023-12-03 00:26:12,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:26:12,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 718 states and 921 transitions. [2023-12-03 00:26:12,298 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 921 transitions. [2023-12-03 00:26:12,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 896 [2023-12-03 00:26:12,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:26:12,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:26:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:26:12,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 1611 conjuncts, 201 conjunts are in the unsatisfiable core [2023-12-03 00:26:12,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:13,948 INFO L134 CoverageAnalysis]: Checked inductivity of 43956 backedges. 0 proven. 34254 refuted. 0 times theorem prover too weak. 9702 trivial. 0 not checked. [2023-12-03 00:26:18,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:26:18,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 721 states and 924 transitions. [2023-12-03 00:26:18,998 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 924 transitions. [2023-12-03 00:26:19,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 902 [2023-12-03 00:26:19,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:26:19,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:26:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:26:19,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 1622 conjuncts, 101 conjunts are in the unsatisfiable core [2023-12-03 00:26:19,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:21,121 INFO L134 CoverageAnalysis]: Checked inductivity of 44550 backedges. 0 proven. 34650 refuted. 0 times theorem prover too weak. 9900 trivial. 0 not checked. [2023-12-03 00:26:26,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:26:26,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 725 states and 930 transitions. [2023-12-03 00:26:26,321 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 930 transitions. [2023-12-03 00:26:26,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 905 [2023-12-03 00:26:26,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:26:26,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:26:26,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:26:26,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 1627 conjuncts, 203 conjunts are in the unsatisfiable core [2023-12-03 00:26:26,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:27,974 INFO L134 CoverageAnalysis]: Checked inductivity of 44850 backedges. 0 proven. 34950 refuted. 0 times theorem prover too weak. 9900 trivial. 0 not checked. [2023-12-03 00:26:33,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:26:33,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 728 states and 933 transitions. [2023-12-03 00:26:33,071 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 933 transitions. [2023-12-03 00:26:33,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 911 [2023-12-03 00:26:33,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:26:33,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:26:33,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:26:33,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 1638 conjuncts, 102 conjunts are in the unsatisfiable core [2023-12-03 00:26:33,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:34,960 INFO L134 CoverageAnalysis]: Checked inductivity of 45450 backedges. 0 proven. 35350 refuted. 0 times theorem prover too weak. 10100 trivial. 0 not checked. [2023-12-03 00:26:40,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:26:40,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 732 states and 939 transitions. [2023-12-03 00:26:40,264 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 939 transitions. [2023-12-03 00:26:40,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 914 [2023-12-03 00:26:40,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:26:40,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:26:40,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:26:40,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 1643 conjuncts, 205 conjunts are in the unsatisfiable core [2023-12-03 00:26:40,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:42,013 INFO L134 CoverageAnalysis]: Checked inductivity of 45753 backedges. 0 proven. 35653 refuted. 0 times theorem prover too weak. 10100 trivial. 0 not checked. [2023-12-03 00:26:47,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:26:47,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 735 states and 942 transitions. [2023-12-03 00:26:47,204 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 942 transitions. [2023-12-03 00:26:47,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 920 [2023-12-03 00:26:47,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:26:47,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:26:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:26:47,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 1654 conjuncts, 103 conjunts are in the unsatisfiable core [2023-12-03 00:26:47,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:49,294 INFO L134 CoverageAnalysis]: Checked inductivity of 46359 backedges. 0 proven. 36057 refuted. 0 times theorem prover too weak. 10302 trivial. 0 not checked. [2023-12-03 00:26:54,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:26:54,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 739 states and 948 transitions. [2023-12-03 00:26:54,774 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 948 transitions. [2023-12-03 00:26:54,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 923 [2023-12-03 00:26:54,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:26:54,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:26:55,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:26:55,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 1659 conjuncts, 207 conjunts are in the unsatisfiable core [2023-12-03 00:26:55,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:26:56,362 INFO L134 CoverageAnalysis]: Checked inductivity of 46665 backedges. 0 proven. 36363 refuted. 0 times theorem prover too weak. 10302 trivial. 0 not checked. [2023-12-03 00:27:01,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:27:01,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 742 states and 951 transitions. [2023-12-03 00:27:01,680 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 951 transitions. [2023-12-03 00:27:01,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 929 [2023-12-03 00:27:01,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:27:01,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:27:01,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:27:01,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 1670 conjuncts, 104 conjunts are in the unsatisfiable core [2023-12-03 00:27:01,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:27:03,779 INFO L134 CoverageAnalysis]: Checked inductivity of 47277 backedges. 0 proven. 36771 refuted. 0 times theorem prover too weak. 10506 trivial. 0 not checked. [2023-12-03 00:27:09,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:27:09,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 746 states and 957 transitions. [2023-12-03 00:27:09,418 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 957 transitions. [2023-12-03 00:27:09,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 932 [2023-12-03 00:27:09,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:27:09,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:27:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:27:09,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 1675 conjuncts, 209 conjunts are in the unsatisfiable core [2023-12-03 00:27:09,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:27:11,193 INFO L134 CoverageAnalysis]: Checked inductivity of 47586 backedges. 0 proven. 37080 refuted. 0 times theorem prover too weak. 10506 trivial. 0 not checked. [2023-12-03 00:27:16,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:27:16,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 749 states and 960 transitions. [2023-12-03 00:27:16,595 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 960 transitions. [2023-12-03 00:27:16,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 938 [2023-12-03 00:27:16,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:27:16,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:27:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:27:16,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 1686 conjuncts, 105 conjunts are in the unsatisfiable core [2023-12-03 00:27:16,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:27:18,756 INFO L134 CoverageAnalysis]: Checked inductivity of 48204 backedges. 0 proven. 37492 refuted. 0 times theorem prover too weak. 10712 trivial. 0 not checked. [2023-12-03 00:27:24,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:27:24,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 753 states and 966 transitions. [2023-12-03 00:27:24,459 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 966 transitions. [2023-12-03 00:27:24,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 941 [2023-12-03 00:27:24,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:27:24,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:27:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:27:24,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 1691 conjuncts, 211 conjunts are in the unsatisfiable core [2023-12-03 00:27:24,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:27:26,158 INFO L134 CoverageAnalysis]: Checked inductivity of 48516 backedges. 0 proven. 37804 refuted. 0 times theorem prover too weak. 10712 trivial. 0 not checked. [2023-12-03 00:27:31,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:27:31,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 756 states and 969 transitions. [2023-12-03 00:27:31,650 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 969 transitions. [2023-12-03 00:27:31,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 947 [2023-12-03 00:27:31,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:27:31,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:27:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:27:31,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 1702 conjuncts, 106 conjunts are in the unsatisfiable core [2023-12-03 00:27:32,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:27:33,920 INFO L134 CoverageAnalysis]: Checked inductivity of 49140 backedges. 0 proven. 38220 refuted. 0 times theorem prover too weak. 10920 trivial. 0 not checked. [2023-12-03 00:27:39,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:27:39,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 760 states and 975 transitions. [2023-12-03 00:27:39,636 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 975 transitions. [2023-12-03 00:27:39,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 950 [2023-12-03 00:27:39,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:27:39,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:27:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:27:39,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 1707 conjuncts, 213 conjunts are in the unsatisfiable core [2023-12-03 00:27:39,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:27:41,510 INFO L134 CoverageAnalysis]: Checked inductivity of 49455 backedges. 0 proven. 38535 refuted. 0 times theorem prover too weak. 10920 trivial. 0 not checked. [2023-12-03 00:27:47,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:27:47,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 763 states and 978 transitions. [2023-12-03 00:27:47,131 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 978 transitions. [2023-12-03 00:27:47,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 956 [2023-12-03 00:27:47,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:27:47,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:27:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:27:47,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 1718 conjuncts, 107 conjunts are in the unsatisfiable core [2023-12-03 00:27:47,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:27:49,193 INFO L134 CoverageAnalysis]: Checked inductivity of 50085 backedges. 0 proven. 38955 refuted. 0 times theorem prover too weak. 11130 trivial. 0 not checked. [2023-12-03 00:27:55,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:27:55,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 767 states and 984 transitions. [2023-12-03 00:27:55,015 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 984 transitions. [2023-12-03 00:27:55,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 959 [2023-12-03 00:27:55,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:27:55,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:27:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:27:55,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 1723 conjuncts, 215 conjunts are in the unsatisfiable core [2023-12-03 00:27:55,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:27:56,801 INFO L134 CoverageAnalysis]: Checked inductivity of 50403 backedges. 0 proven. 39273 refuted. 0 times theorem prover too weak. 11130 trivial. 0 not checked. [2023-12-03 00:28:02,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:28:02,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 770 states and 987 transitions. [2023-12-03 00:28:02,297 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 987 transitions. [2023-12-03 00:28:02,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 965 [2023-12-03 00:28:02,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:28:02,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:28:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:28:02,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 1734 conjuncts, 108 conjunts are in the unsatisfiable core [2023-12-03 00:28:02,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:28:04,655 INFO L134 CoverageAnalysis]: Checked inductivity of 51039 backedges. 0 proven. 39697 refuted. 0 times theorem prover too weak. 11342 trivial. 0 not checked. [2023-12-03 00:28:10,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:28:10,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 774 states and 993 transitions. [2023-12-03 00:28:10,460 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 993 transitions. [2023-12-03 00:28:10,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 968 [2023-12-03 00:28:10,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:28:10,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:28:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:28:10,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 1739 conjuncts, 217 conjunts are in the unsatisfiable core [2023-12-03 00:28:10,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:28:12,335 INFO L134 CoverageAnalysis]: Checked inductivity of 51360 backedges. 0 proven. 40018 refuted. 0 times theorem prover too weak. 11342 trivial. 0 not checked. [2023-12-03 00:28:18,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:28:18,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 777 states and 996 transitions. [2023-12-03 00:28:18,156 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 996 transitions. [2023-12-03 00:28:18,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 974 [2023-12-03 00:28:18,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:28:18,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:28:18,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:28:18,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 1750 conjuncts, 109 conjunts are in the unsatisfiable core [2023-12-03 00:28:18,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:28:20,277 INFO L134 CoverageAnalysis]: Checked inductivity of 52002 backedges. 0 proven. 40446 refuted. 0 times theorem prover too weak. 11556 trivial. 0 not checked. [2023-12-03 00:28:26,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:28:26,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 781 states and 1002 transitions. [2023-12-03 00:28:26,537 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1002 transitions. [2023-12-03 00:28:26,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 977 [2023-12-03 00:28:26,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:28:26,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:28:26,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:28:26,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 1755 conjuncts, 219 conjunts are in the unsatisfiable core [2023-12-03 00:28:26,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:28:28,509 INFO L134 CoverageAnalysis]: Checked inductivity of 52326 backedges. 0 proven. 40770 refuted. 0 times theorem prover too weak. 11556 trivial. 0 not checked. [2023-12-03 00:28:34,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:28:34,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 784 states and 1005 transitions. [2023-12-03 00:28:34,411 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1005 transitions. [2023-12-03 00:28:34,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 983 [2023-12-03 00:28:34,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:28:34,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:28:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:28:34,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 1766 conjuncts, 110 conjunts are in the unsatisfiable core [2023-12-03 00:28:34,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:28:36,761 INFO L134 CoverageAnalysis]: Checked inductivity of 52974 backedges. 0 proven. 41202 refuted. 0 times theorem prover too weak. 11772 trivial. 0 not checked. [2023-12-03 00:28:42,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:28:42,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 788 states and 1011 transitions. [2023-12-03 00:28:42,897 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1011 transitions. [2023-12-03 00:28:42,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 986 [2023-12-03 00:28:42,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:28:42,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:28:43,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:28:43,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 1771 conjuncts, 221 conjunts are in the unsatisfiable core [2023-12-03 00:28:43,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:28:44,651 INFO L134 CoverageAnalysis]: Checked inductivity of 53301 backedges. 0 proven. 41529 refuted. 0 times theorem prover too weak. 11772 trivial. 0 not checked. [2023-12-03 00:28:50,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:28:50,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 791 states and 1014 transitions. [2023-12-03 00:28:50,839 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1014 transitions. [2023-12-03 00:28:50,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 992 [2023-12-03 00:28:50,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:28:50,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:28:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:28:51,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 1782 conjuncts, 111 conjunts are in the unsatisfiable core [2023-12-03 00:28:51,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:28:53,212 INFO L134 CoverageAnalysis]: Checked inductivity of 53955 backedges. 0 proven. 41965 refuted. 0 times theorem prover too weak. 11990 trivial. 0 not checked. [2023-12-03 00:28:59,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:28:59,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 795 states and 1020 transitions. [2023-12-03 00:28:59,596 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1020 transitions. [2023-12-03 00:28:59,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 995 [2023-12-03 00:28:59,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:28:59,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:28:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:28:59,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 1787 conjuncts, 223 conjunts are in the unsatisfiable core [2023-12-03 00:28:59,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:29:01,587 INFO L134 CoverageAnalysis]: Checked inductivity of 54285 backedges. 0 proven. 42295 refuted. 0 times theorem prover too weak. 11990 trivial. 0 not checked. [2023-12-03 00:29:07,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:29:07,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 798 states and 1023 transitions. [2023-12-03 00:29:07,480 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1023 transitions. [2023-12-03 00:29:07,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1001 [2023-12-03 00:29:07,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:29:07,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:29:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:29:07,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 1798 conjuncts, 112 conjunts are in the unsatisfiable core [2023-12-03 00:29:07,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:29:09,827 INFO L134 CoverageAnalysis]: Checked inductivity of 54945 backedges. 0 proven. 42735 refuted. 0 times theorem prover too weak. 12210 trivial. 0 not checked. [2023-12-03 00:29:16,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:29:16,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 802 states and 1029 transitions. [2023-12-03 00:29:16,308 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1029 transitions. [2023-12-03 00:29:16,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1004 [2023-12-03 00:29:16,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:29:16,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:29:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:29:16,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 1803 conjuncts, 225 conjunts are in the unsatisfiable core [2023-12-03 00:29:16,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:29:18,167 INFO L134 CoverageAnalysis]: Checked inductivity of 55278 backedges. 0 proven. 43068 refuted. 0 times theorem prover too weak. 12210 trivial. 0 not checked. [2023-12-03 00:29:24,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:29:24,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 805 states and 1032 transitions. [2023-12-03 00:29:24,212 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1032 transitions. [2023-12-03 00:29:24,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1010 [2023-12-03 00:29:24,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:29:24,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:29:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:29:24,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 1814 conjuncts, 113 conjunts are in the unsatisfiable core [2023-12-03 00:29:24,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:29:26,623 INFO L134 CoverageAnalysis]: Checked inductivity of 55944 backedges. 0 proven. 43512 refuted. 0 times theorem prover too weak. 12432 trivial. 0 not checked. [2023-12-03 00:29:32,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:29:32,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 809 states and 1038 transitions. [2023-12-03 00:29:32,740 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1038 transitions. [2023-12-03 00:29:32,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1013 [2023-12-03 00:29:32,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:29:32,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:29:33,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:29:33,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 1819 conjuncts, 227 conjunts are in the unsatisfiable core [2023-12-03 00:29:33,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:29:34,641 INFO L134 CoverageAnalysis]: Checked inductivity of 56280 backedges. 0 proven. 43848 refuted. 0 times theorem prover too weak. 12432 trivial. 0 not checked. [2023-12-03 00:29:40,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:29:40,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 812 states and 1041 transitions. [2023-12-03 00:29:40,574 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1041 transitions. [2023-12-03 00:29:40,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1019 [2023-12-03 00:29:40,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:29:40,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:29:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:29:40,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 1830 conjuncts, 114 conjunts are in the unsatisfiable core [2023-12-03 00:29:40,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:29:42,845 INFO L134 CoverageAnalysis]: Checked inductivity of 56952 backedges. 0 proven. 44296 refuted. 0 times theorem prover too weak. 12656 trivial. 0 not checked. [2023-12-03 00:29:49,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:29:49,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 816 states and 1047 transitions. [2023-12-03 00:29:49,136 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1047 transitions. [2023-12-03 00:29:49,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1022 [2023-12-03 00:29:49,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:29:49,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:29:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:29:49,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 1835 conjuncts, 229 conjunts are in the unsatisfiable core [2023-12-03 00:29:49,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:29:50,854 INFO L134 CoverageAnalysis]: Checked inductivity of 57291 backedges. 0 proven. 44635 refuted. 0 times theorem prover too weak. 12656 trivial. 0 not checked. [2023-12-03 00:29:56,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:29:56,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 819 states and 1050 transitions. [2023-12-03 00:29:56,634 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1050 transitions. [2023-12-03 00:29:56,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1028 [2023-12-03 00:29:56,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:29:56,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:29:56,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:29:56,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 1846 conjuncts, 115 conjunts are in the unsatisfiable core [2023-12-03 00:29:56,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:29:58,914 INFO L134 CoverageAnalysis]: Checked inductivity of 57969 backedges. 0 proven. 45087 refuted. 0 times theorem prover too weak. 12882 trivial. 0 not checked. [2023-12-03 00:30:05,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:30:05,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 823 states and 1056 transitions. [2023-12-03 00:30:05,941 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1056 transitions. [2023-12-03 00:30:05,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1031 [2023-12-03 00:30:05,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:30:05,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:30:06,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:30:06,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 1851 conjuncts, 231 conjunts are in the unsatisfiable core [2023-12-03 00:30:06,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:30:08,242 INFO L134 CoverageAnalysis]: Checked inductivity of 58311 backedges. 0 proven. 45429 refuted. 0 times theorem prover too weak. 12882 trivial. 0 not checked. [2023-12-03 00:30:14,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:30:14,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 826 states and 1059 transitions. [2023-12-03 00:30:14,121 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1059 transitions. [2023-12-03 00:30:14,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1037 [2023-12-03 00:30:14,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:30:14,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:30:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:30:14,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 1862 conjuncts, 116 conjunts are in the unsatisfiable core [2023-12-03 00:30:14,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:30:16,336 INFO L134 CoverageAnalysis]: Checked inductivity of 58995 backedges. 0 proven. 45885 refuted. 0 times theorem prover too weak. 13110 trivial. 0 not checked. [2023-12-03 00:30:22,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:30:22,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 830 states and 1065 transitions. [2023-12-03 00:30:22,358 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1065 transitions. [2023-12-03 00:30:22,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1040 [2023-12-03 00:30:22,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:30:22,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:30:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:30:22,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 1867 conjuncts, 233 conjunts are in the unsatisfiable core [2023-12-03 00:30:22,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:30:24,113 INFO L134 CoverageAnalysis]: Checked inductivity of 59340 backedges. 0 proven. 46230 refuted. 0 times theorem prover too weak. 13110 trivial. 0 not checked. [2023-12-03 00:30:29,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:30:29,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 833 states and 1068 transitions. [2023-12-03 00:30:29,679 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1068 transitions. [2023-12-03 00:30:29,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1046 [2023-12-03 00:30:29,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:30:29,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:30:29,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:30:29,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 1878 conjuncts, 117 conjunts are in the unsatisfiable core [2023-12-03 00:30:29,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:30:31,928 INFO L134 CoverageAnalysis]: Checked inductivity of 60030 backedges. 0 proven. 46690 refuted. 0 times theorem prover too weak. 13340 trivial. 0 not checked. [2023-12-03 00:30:37,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:30:37,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 837 states and 1074 transitions. [2023-12-03 00:30:37,916 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1074 transitions. [2023-12-03 00:30:37,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1049 [2023-12-03 00:30:37,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:30:37,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:30:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:30:38,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 1883 conjuncts, 235 conjunts are in the unsatisfiable core [2023-12-03 00:30:38,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:30:39,706 INFO L134 CoverageAnalysis]: Checked inductivity of 60378 backedges. 0 proven. 47038 refuted. 0 times theorem prover too weak. 13340 trivial. 0 not checked. [2023-12-03 00:30:45,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:30:45,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 840 states and 1077 transitions. [2023-12-03 00:30:45,547 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1077 transitions. [2023-12-03 00:30:45,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1055 [2023-12-03 00:30:45,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:30:45,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:30:45,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:30:45,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 1894 conjuncts, 118 conjunts are in the unsatisfiable core [2023-12-03 00:30:45,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:30:47,840 INFO L134 CoverageAnalysis]: Checked inductivity of 61074 backedges. 0 proven. 47502 refuted. 0 times theorem prover too weak. 13572 trivial. 0 not checked. [2023-12-03 00:30:54,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:30:54,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 844 states and 1083 transitions. [2023-12-03 00:30:54,164 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1083 transitions. [2023-12-03 00:30:54,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1058 [2023-12-03 00:30:54,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:30:54,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:30:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:30:54,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 1899 conjuncts, 237 conjunts are in the unsatisfiable core [2023-12-03 00:30:54,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:30:55,961 INFO L134 CoverageAnalysis]: Checked inductivity of 61425 backedges. 0 proven. 47853 refuted. 0 times theorem prover too weak. 13572 trivial. 0 not checked. [2023-12-03 00:31:01,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:31:01,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 847 states and 1086 transitions. [2023-12-03 00:31:01,833 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1086 transitions. [2023-12-03 00:31:01,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1064 [2023-12-03 00:31:01,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:31:01,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:31:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:31:02,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 1910 conjuncts, 119 conjunts are in the unsatisfiable core [2023-12-03 00:31:02,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:31:04,255 INFO L134 CoverageAnalysis]: Checked inductivity of 62127 backedges. 0 proven. 48321 refuted. 0 times theorem prover too weak. 13806 trivial. 0 not checked. [2023-12-03 00:31:10,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:31:10,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 851 states and 1092 transitions. [2023-12-03 00:31:10,552 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1092 transitions. [2023-12-03 00:31:10,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1067 [2023-12-03 00:31:10,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:31:10,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:31:10,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:31:10,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 1915 conjuncts, 239 conjunts are in the unsatisfiable core [2023-12-03 00:31:10,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:31:12,373 INFO L134 CoverageAnalysis]: Checked inductivity of 62481 backedges. 0 proven. 48675 refuted. 0 times theorem prover too weak. 13806 trivial. 0 not checked. [2023-12-03 00:31:18,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:31:18,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 854 states and 1095 transitions. [2023-12-03 00:31:18,674 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1095 transitions. [2023-12-03 00:31:18,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1073 [2023-12-03 00:31:18,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:31:18,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:31:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:31:18,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 1926 conjuncts, 120 conjunts are in the unsatisfiable core [2023-12-03 00:31:18,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:31:21,096 INFO L134 CoverageAnalysis]: Checked inductivity of 63189 backedges. 0 proven. 49147 refuted. 0 times theorem prover too weak. 14042 trivial. 0 not checked. [2023-12-03 00:31:27,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:31:27,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 858 states and 1101 transitions. [2023-12-03 00:31:27,727 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1101 transitions. [2023-12-03 00:31:27,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1076 [2023-12-03 00:31:27,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:31:27,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:31:28,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:31:28,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 1931 conjuncts, 241 conjunts are in the unsatisfiable core [2023-12-03 00:31:28,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:31:29,587 INFO L134 CoverageAnalysis]: Checked inductivity of 63546 backedges. 0 proven. 49504 refuted. 0 times theorem prover too weak. 14042 trivial. 0 not checked. [2023-12-03 00:31:35,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:31:35,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 861 states and 1104 transitions. [2023-12-03 00:31:35,869 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1104 transitions. [2023-12-03 00:31:35,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1082 [2023-12-03 00:31:35,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:31:35,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:31:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:31:36,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 1942 conjuncts, 121 conjunts are in the unsatisfiable core [2023-12-03 00:31:36,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:31:38,230 INFO L134 CoverageAnalysis]: Checked inductivity of 64260 backedges. 0 proven. 49980 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked.