./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_init4_ground-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_609ddf53-456d-4ae9-ae3b-f4877ef91007/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609ddf53-456d-4ae9-ae3b-f4877ef91007/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609ddf53-456d-4ae9-ae3b-f4877ef91007/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609ddf53-456d-4ae9-ae3b-f4877ef91007/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_init4_ground-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609ddf53-456d-4ae9-ae3b-f4877ef91007/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609ddf53-456d-4ae9-ae3b-f4877ef91007/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7de2214854a04c901d9978fa289dade6eeec8633c1136ab59a064791b6d02f7f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:25:42,676 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:25:42,757 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609ddf53-456d-4ae9-ae3b-f4877ef91007/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:25:42,762 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:25:42,762 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:25:42,790 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:25:42,791 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:25:42,792 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:25:42,792 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:25:42,793 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:25:42,794 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:25:42,794 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:25:42,795 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:25:42,795 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:25:42,796 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:25:42,796 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:25:42,797 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:25:42,797 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:25:42,798 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:25:42,798 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:25:42,799 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:25:42,800 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:25:42,800 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:25:42,801 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:25:42,801 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:25:42,801 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:25:42,802 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:42,802 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:25:42,803 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:25:42,803 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:25:42,804 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:25:42,804 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:25:42,805 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:25:42,805 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_609ddf53-456d-4ae9-ae3b-f4877ef91007/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609ddf53-456d-4ae9-ae3b-f4877ef91007/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7de2214854a04c901d9978fa289dade6eeec8633c1136ab59a064791b6d02f7f [2023-11-19 03:25:43,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:25:43,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:25:43,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:25:43,214 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:25:43,215 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:25:43,216 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609ddf53-456d-4ae9-ae3b-f4877ef91007/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-examples/standard_init4_ground-2.i [2023-11-19 03:25:46,491 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:25:46,675 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:25:46,675 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609ddf53-456d-4ae9-ae3b-f4877ef91007/sv-benchmarks/c/array-examples/standard_init4_ground-2.i [2023-11-19 03:25:46,684 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609ddf53-456d-4ae9-ae3b-f4877ef91007/bin/ukojak-verify-G8NBE6pJGL/data/9df6268c8/bfc5cbaef6fa4c688af3885243b970c3/FLAG4035936d7 [2023-11-19 03:25:46,700 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609ddf53-456d-4ae9-ae3b-f4877ef91007/bin/ukojak-verify-G8NBE6pJGL/data/9df6268c8/bfc5cbaef6fa4c688af3885243b970c3 [2023-11-19 03:25:46,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:25:46,704 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:25:46,706 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:46,706 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:25:46,711 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:25:46,712 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:46" (1/1) ... [2023-11-19 03:25:46,713 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78ba9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:46, skipping insertion in model container [2023-11-19 03:25:46,713 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:25:46" (1/1) ... [2023-11-19 03:25:46,736 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:25:46,911 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609ddf53-456d-4ae9-ae3b-f4877ef91007/sv-benchmarks/c/array-examples/standard_init4_ground-2.i[816,829] [2023-11-19 03:25:46,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:46,943 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:25:46,960 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609ddf53-456d-4ae9-ae3b-f4877ef91007/sv-benchmarks/c/array-examples/standard_init4_ground-2.i[816,829] [2023-11-19 03:25:46,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:25:47,003 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:25:47,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:47 WrapperNode [2023-11-19 03:25:47,004 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:25:47,005 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:47,005 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:25:47,006 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:25:47,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:47" (1/1) ... [2023-11-19 03:25:47,023 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:47" (1/1) ... [2023-11-19 03:25:47,049 INFO L138 Inliner]: procedures = 15, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2023-11-19 03:25:47,049 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:25:47,050 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:25:47,050 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:25:47,051 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:25:47,061 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:47" (1/1) ... [2023-11-19 03:25:47,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:47" (1/1) ... [2023-11-19 03:25:47,075 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:47" (1/1) ... [2023-11-19 03:25:47,076 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:47" (1/1) ... [2023-11-19 03:25:47,081 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:47" (1/1) ... [2023-11-19 03:25:47,091 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:47" (1/1) ... [2023-11-19 03:25:47,098 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:47" (1/1) ... [2023-11-19 03:25:47,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:47" (1/1) ... [2023-11-19 03:25:47,107 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:25:47,108 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:25:47,108 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:25:47,109 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:25:47,109 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:25:47" (1/1) ... [2023-11-19 03:25:47,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:25:47,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609ddf53-456d-4ae9-ae3b-f4877ef91007/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:25:47,149 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609ddf53-456d-4ae9-ae3b-f4877ef91007/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:25:47,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609ddf53-456d-4ae9-ae3b-f4877ef91007/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:25:47,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:25:47,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:25:47,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:25:47,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:25:47,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:25:47,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:25:47,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:25:47,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:25:47,276 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:25:47,279 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:25:47,441 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:25:47,488 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:25:47,488 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 03:25:47,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:47 BoogieIcfgContainer [2023-11-19 03:25:47,493 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:25:47,494 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:25:47,494 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:25:47,505 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:25:47,505 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:25:47" (1/1) ... [2023-11-19 03:25:47,515 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:25:47,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:47,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2023-11-19 03:25:47,573 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2023-11-19 03:25:47,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:25:47,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:47,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:47,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:47,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:25:47,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:47,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2023-11-19 03:25:47,891 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2023-11-19 03:25:47,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:25:47,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:47,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:47,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:48,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:25:48,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:48,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-19 03:25:48,155 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-19 03:25:48,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:25:48,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:48,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:48,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:48,260 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:25:48,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:48,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2023-11-19 03:25:48,279 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2023-11-19 03:25:48,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:25:48,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:48,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:48,367 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:25:48,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:48,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2023-11-19 03:25:48,407 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2023-11-19 03:25:48,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:25:48,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:48,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:48,500 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:25:48,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:48,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2023-11-19 03:25:48,519 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2023-11-19 03:25:48,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:25:48,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:48,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:48,642 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:25:48,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:48,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2023-11-19 03:25:48,667 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2023-11-19 03:25:48,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:25:48,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:48,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:48,715 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:48,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:48,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2023-11-19 03:25:48,733 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2023-11-19 03:25:48,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:25:48,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:48,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:48,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:48,793 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:48,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:48,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2023-11-19 03:25:48,820 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2023-11-19 03:25:48,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:25:48,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:48,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:48,902 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:48,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:48,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2023-11-19 03:25:48,958 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2023-11-19 03:25:48,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:25:48,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:48,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:48,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:49,089 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:49,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:49,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2023-11-19 03:25:49,151 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2023-11-19 03:25:49,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:25:49,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:49,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:49,272 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:49,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:49,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2023-11-19 03:25:49,338 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2023-11-19 03:25:49,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:25:49,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:49,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:49,455 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:49,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:49,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2023-11-19 03:25:49,519 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2023-11-19 03:25:49,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:25:49,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:49,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:49,634 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:49,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2023-11-19 03:25:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2023-11-19 03:25:49,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:25:49,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:49,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:49,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:49,844 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:49,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:49,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2023-11-19 03:25:49,917 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2023-11-19 03:25:49,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:25:49,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:49,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:49,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:50,078 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:50,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:50,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2023-11-19 03:25:50,155 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2023-11-19 03:25:50,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:25:50,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:50,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:50,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:50,295 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:50,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:50,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2023-11-19 03:25:50,384 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2023-11-19 03:25:50,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:25:50,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:50,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:50,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:50,634 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:50,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:50,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2023-11-19 03:25:50,744 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2023-11-19 03:25:50,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:25:50,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:50,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:50,907 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:51,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:51,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2023-11-19 03:25:51,027 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2023-11-19 03:25:51,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:25:51,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:51,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:51,202 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:51,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:51,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2023-11-19 03:25:51,308 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2023-11-19 03:25:51,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:25:51,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:51,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:51,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:51,545 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:51,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:51,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2023-11-19 03:25:51,683 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2023-11-19 03:25:51,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:25:51,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:51,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:51,910 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:52,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:52,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2023-11-19 03:25:52,040 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2023-11-19 03:25:52,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:25:52,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:52,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:52,257 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:52,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:52,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2023-11-19 03:25:52,401 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2023-11-19 03:25:52,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:25:52,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:52,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:52,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:52,648 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:52,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:52,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 34 states and 46 transitions. [2023-11-19 03:25:52,777 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 46 transitions. [2023-11-19 03:25:52,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:25:52,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:52,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:52,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:53,018 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:53,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:53,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 35 states and 47 transitions. [2023-11-19 03:25:53,149 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2023-11-19 03:25:53,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:25:53,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:53,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:53,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:53,420 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:53,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:53,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 36 states and 48 transitions. [2023-11-19 03:25:53,558 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 48 transitions. [2023-11-19 03:25:53,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:25:53,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:53,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:53,817 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:53,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:53,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2023-11-19 03:25:53,962 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2023-11-19 03:25:53,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:25:53,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:53,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:53,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:54,288 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:54,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:54,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 38 states and 50 transitions. [2023-11-19 03:25:54,448 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 50 transitions. [2023-11-19 03:25:54,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:25:54,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:54,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:54,756 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:54,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:54,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 51 transitions. [2023-11-19 03:25:54,947 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 51 transitions. [2023-11-19 03:25:54,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:25:54,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:54,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:54,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:55,279 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:55,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:55,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 52 transitions. [2023-11-19 03:25:55,427 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2023-11-19 03:25:55,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:25:55,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:55,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:55,761 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:55,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:55,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 53 transitions. [2023-11-19 03:25:55,932 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2023-11-19 03:25:55,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:25:55,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:55,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:55,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:56,247 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:56,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:56,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 54 transitions. [2023-11-19 03:25:56,424 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2023-11-19 03:25:56,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:25:56,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:56,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:56,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:56,778 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:56,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:56,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 43 states and 55 transitions. [2023-11-19 03:25:56,959 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2023-11-19 03:25:56,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:25:56,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:56,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:57,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:57,322 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:57,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:57,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 56 transitions. [2023-11-19 03:25:57,510 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2023-11-19 03:25:57,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:25:57,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:57,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:57,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:57,884 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:58,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:58,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 45 states and 57 transitions. [2023-11-19 03:25:58,076 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2023-11-19 03:25:58,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:25:58,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:58,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:58,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:58,500 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:58,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:58,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2023-11-19 03:25:58,700 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-19 03:25:58,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:25:58,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:58,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:59,078 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:59,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:59,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 47 states and 59 transitions. [2023-11-19 03:25:59,268 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2023-11-19 03:25:59,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:25:59,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:59,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:59,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:59,692 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:59,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:59,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 48 states and 60 transitions. [2023-11-19 03:25:59,889 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2023-11-19 03:25:59,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:25:59,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:59,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:00,295 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:00,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:00,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 49 states and 61 transitions. [2023-11-19 03:26:00,501 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2023-11-19 03:26:00,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:26:00,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:00,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:00,932 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:01,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:01,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2023-11-19 03:26:01,153 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2023-11-19 03:26:01,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:26:01,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:01,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:01,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:01,593 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:01,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:01,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 51 states and 63 transitions. [2023-11-19 03:26:01,797 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2023-11-19 03:26:01,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:26:01,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:01,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:01,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:02,312 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:02,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:02,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 52 states and 64 transitions. [2023-11-19 03:26:02,523 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2023-11-19 03:26:02,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:26:02,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:02,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:02,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:02,969 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:03,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:03,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 53 states and 65 transitions. [2023-11-19 03:26:03,174 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 65 transitions. [2023-11-19 03:26:03,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:26:03,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:03,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:03,614 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:03,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:03,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 54 states and 66 transitions. [2023-11-19 03:26:03,828 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 66 transitions. [2023-11-19 03:26:03,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:26:03,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:03,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:04,286 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:04,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:04,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 67 transitions. [2023-11-19 03:26:04,509 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2023-11-19 03:26:04,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:26:04,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:04,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:05,005 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:05,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:05,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 56 states and 68 transitions. [2023-11-19 03:26:05,230 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2023-11-19 03:26:05,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:26:05,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:05,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:05,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:05,729 INFO L134 CoverageAnalysis]: Checked inductivity of 789 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:05,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:05,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 57 states and 69 transitions. [2023-11-19 03:26:05,968 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 69 transitions. [2023-11-19 03:26:05,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:26:05,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:05,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:06,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:06,591 INFO L134 CoverageAnalysis]: Checked inductivity of 829 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:06,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:06,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 58 states and 70 transitions. [2023-11-19 03:26:06,830 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 70 transitions. [2023-11-19 03:26:06,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:26:06,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:06,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:06,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:07,429 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:07,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:07,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 59 states and 71 transitions. [2023-11-19 03:26:07,673 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 71 transitions. [2023-11-19 03:26:07,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:26:07,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:07,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:08,233 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:08,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:08,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 60 states and 72 transitions. [2023-11-19 03:26:08,495 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 72 transitions. [2023-11-19 03:26:08,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:26:08,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:08,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:08,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:09,083 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:09,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:09,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 61 states and 73 transitions. [2023-11-19 03:26:09,336 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 73 transitions. [2023-11-19 03:26:09,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:26:09,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:09,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:09,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:10,011 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:10,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:10,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 62 states and 74 transitions. [2023-11-19 03:26:10,281 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 74 transitions. [2023-11-19 03:26:10,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:26:10,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:10,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:10,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:11,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1044 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:11,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:11,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 63 states and 75 transitions. [2023-11-19 03:26:11,263 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 75 transitions. [2023-11-19 03:26:11,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:26:11,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:11,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:11,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1090 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:12,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:12,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 64 states and 76 transitions. [2023-11-19 03:26:12,212 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 76 transitions. [2023-11-19 03:26:12,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:26:12,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:12,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:12,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1137 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:13,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:13,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 65 states and 77 transitions. [2023-11-19 03:26:13,167 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 77 transitions. [2023-11-19 03:26:13,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:26:13,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:13,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:13,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:13,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1185 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:14,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:14,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 66 states and 78 transitions. [2023-11-19 03:26:14,163 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 78 transitions. [2023-11-19 03:26:14,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:26:14,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:14,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:14,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:14,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1234 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:15,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:15,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 67 states and 79 transitions. [2023-11-19 03:26:15,226 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions. [2023-11-19 03:26:15,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:26:15,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:15,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:15,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:15,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1284 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:16,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:16,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 68 states and 80 transitions. [2023-11-19 03:26:16,317 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 80 transitions. [2023-11-19 03:26:16,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:26:16,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:16,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:17,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1335 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:17,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:17,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 69 states and 81 transitions. [2023-11-19 03:26:17,490 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 81 transitions. [2023-11-19 03:26:17,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:26:17,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:17,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:18,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1387 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:18,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:18,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 70 states and 82 transitions. [2023-11-19 03:26:18,642 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 82 transitions. [2023-11-19 03:26:18,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:26:18,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:18,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:19,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1440 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:19,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:19,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 71 states and 83 transitions. [2023-11-19 03:26:19,699 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 83 transitions. [2023-11-19 03:26:19,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:26:19,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:19,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:20,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1494 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:20,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:20,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 72 states and 84 transitions. [2023-11-19 03:26:20,813 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 84 transitions. [2023-11-19 03:26:20,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:26:20,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:20,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:20,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:21,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1549 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:21,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:21,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 73 states and 85 transitions. [2023-11-19 03:26:21,934 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 85 transitions. [2023-11-19 03:26:21,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:26:21,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:21,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:22,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1605 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:23,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:23,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 74 states and 86 transitions. [2023-11-19 03:26:23,270 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 86 transitions. [2023-11-19 03:26:23,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:26:23,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:23,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:24,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1662 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:24,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:24,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 75 states and 87 transitions. [2023-11-19 03:26:24,507 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2023-11-19 03:26:24,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:26:24,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:24,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:25,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1720 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:25,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:25,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 76 states and 88 transitions. [2023-11-19 03:26:25,651 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 88 transitions. [2023-11-19 03:26:25,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:26:25,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:25,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:26,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:26,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:26,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 77 states and 89 transitions. [2023-11-19 03:26:26,896 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 89 transitions. [2023-11-19 03:26:26,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:26:26,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:26,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat