./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_i25_o25-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_6b7dae88-a11b-45f5-af7e-2643138f01f6/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7dae88-a11b-45f5-af7e-2643138f01f6/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7dae88-a11b-45f5-af7e-2643138f01f6/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7dae88-a11b-45f5-af7e-2643138f01f6/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_i25_o25-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7dae88-a11b-45f5-af7e-2643138f01f6/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7dae88-a11b-45f5-af7e-2643138f01f6/bin/ukojak-verify-1t5iHCbJaC --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 2409cd2f018515417b0b6bf5d396e4bc80c02540769112137ebf388167bdf776 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:22:54,462 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:22:54,584 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7dae88-a11b-45f5-af7e-2643138f01f6/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:22:54,591 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:22:54,592 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:22:54,639 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:22:54,640 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:22:54,641 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:22:54,642 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:22:54,651 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:22:54,652 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:22:54,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:22:54,653 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:22:54,655 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:22:54,655 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:22:54,656 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:22:54,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:22:54,657 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:22:54,657 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:22:54,658 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:22:54,658 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:22:54,659 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:22:54,659 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:22:54,660 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:22:54,661 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:22:54,661 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:22:54,662 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:22:54,662 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:22:54,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:54,663 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:22:54,665 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:22:54,665 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:22:54,665 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:22:54,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:22:54,666 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:22:54,666 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_6b7dae88-a11b-45f5-af7e-2643138f01f6/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7dae88-a11b-45f5-af7e-2643138f01f6/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2409cd2f018515417b0b6bf5d396e4bc80c02540769112137ebf388167bdf776 [2023-11-23 20:22:54,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:22:55,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:22:55,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:22:55,034 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:22:55,035 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:22:55,036 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7dae88-a11b-45f5-af7e-2643138f01f6/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/recursive-simple/id_i25_o25-1.c [2023-11-23 20:22:58,152 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:22:58,404 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:22:58,405 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7dae88-a11b-45f5-af7e-2643138f01f6/sv-benchmarks/c/recursive-simple/id_i25_o25-1.c [2023-11-23 20:22:58,413 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7dae88-a11b-45f5-af7e-2643138f01f6/bin/ukojak-verify-1t5iHCbJaC/data/d7331cda3/f4b8a69dd1ee438ca9916cc708c15bdc/FLAG5cea31835 [2023-11-23 20:22:58,428 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7dae88-a11b-45f5-af7e-2643138f01f6/bin/ukojak-verify-1t5iHCbJaC/data/d7331cda3/f4b8a69dd1ee438ca9916cc708c15bdc [2023-11-23 20:22:58,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:22:58,432 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:22:58,434 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:58,434 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:22:58,441 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:22:58,442 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:58" (1/1) ... [2023-11-23 20:22:58,443 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe0d7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:58, skipping insertion in model container [2023-11-23 20:22:58,444 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:58" (1/1) ... [2023-11-23 20:22:58,463 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:22:58,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:58,629 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:22:58,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:58,656 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:22:58,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:58 WrapperNode [2023-11-23 20:22:58,657 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:58,658 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:58,659 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:22:58,659 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:22:58,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:58" (1/1) ... [2023-11-23 20:22:58,675 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:58" (1/1) ... [2023-11-23 20:22:58,695 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19 [2023-11-23 20:22:58,696 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:58,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:22:58,697 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:22:58,697 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:22:58,703 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:58" (1/1) ... [2023-11-23 20:22:58,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:58" (1/1) ... [2023-11-23 20:22:58,710 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:58" (1/1) ... [2023-11-23 20:22:58,711 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:58" (1/1) ... [2023-11-23 20:22:58,714 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:58" (1/1) ... [2023-11-23 20:22:58,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:58" (1/1) ... [2023-11-23 20:22:58,716 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:58" (1/1) ... [2023-11-23 20:22:58,717 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:58" (1/1) ... [2023-11-23 20:22:58,719 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:22:58,720 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:22:58,720 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:22:58,720 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:22:58,721 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:58" (1/1) ... [2023-11-23 20:22:58,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:58,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7dae88-a11b-45f5-af7e-2643138f01f6/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:22:58,759 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7dae88-a11b-45f5-af7e-2643138f01f6/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:22:58,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7dae88-a11b-45f5-af7e-2643138f01f6/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:22:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:22:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:22:58,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:22:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:22:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure id [2023-11-23 20:22:58,803 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2023-11-23 20:22:58,887 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:22:58,890 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:22:59,000 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:22:59,033 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:22:59,033 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:22:59,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:59 BoogieIcfgContainer [2023-11-23 20:22:59,035 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:22:59,036 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:22:59,036 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:22:59,048 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:22:59,048 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:59" (1/1) ... [2023-11-23 20:22:59,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:22:59,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:59,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2023-11-23 20:22:59,115 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2023-11-23 20:22:59,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:22:59,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:59,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:59,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:59,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:59,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 23 transitions. [2023-11-23 20:22:59,432 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-23 20:22:59,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:22:59,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:59,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:59,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:59,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:59,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 28 transitions. [2023-11-23 20:22:59,725 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2023-11-23 20:22:59,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:22:59,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:59,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:59,889 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:00,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:00,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 34 transitions. [2023-11-23 20:23:00,089 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2023-11-23 20:23:00,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:23:00,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:00,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:00,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:00,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:00,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:00,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 27 transitions. [2023-11-23 20:23:00,225 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-23 20:23:00,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:23:00,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:00,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:00,347 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:00,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:00,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 33 transitions. [2023-11-23 20:23:00,540 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2023-11-23 20:23:00,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:23:00,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:00,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:00,717 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:00,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:01,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 39 transitions. [2023-11-23 20:23:01,000 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2023-11-23 20:23:01,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:23:01,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:01,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:01,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:01,315 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:01,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:01,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 45 transitions. [2023-11-23 20:23:01,592 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2023-11-23 20:23:01,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:23:01,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:01,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:01,828 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:02,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:02,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 51 transitions. [2023-11-23 20:23:02,097 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2023-11-23 20:23:02,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:23:02,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:02,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:02,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:02,386 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:02,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:02,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 57 transitions. [2023-11-23 20:23:02,694 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2023-11-23 20:23:02,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:23:02,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:02,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:02,971 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:03,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:03,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 63 transitions. [2023-11-23 20:23:03,295 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2023-11-23 20:23:03,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:23:03,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:03,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:03,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:03,542 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:03,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:03,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 60 states and 69 transitions. [2023-11-23 20:23:03,875 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2023-11-23 20:23:03,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:23:03,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:03,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:04,278 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:04,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:04,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 65 states and 75 transitions. [2023-11-23 20:23:04,667 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions. [2023-11-23 20:23:04,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:23:04,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:04,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:04,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:04,960 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:05,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:05,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 70 states and 81 transitions. [2023-11-23 20:23:05,378 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 81 transitions. [2023-11-23 20:23:05,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:23:05,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:05,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:05,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:05,736 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:06,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:06,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 75 states and 87 transitions. [2023-11-23 20:23:06,163 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2023-11-23 20:23:06,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:23:06,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:06,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:06,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:06,558 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:07,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:07,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 80 states and 93 transitions. [2023-11-23 20:23:07,012 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2023-11-23 20:23:07,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:23:07,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:07,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:07,443 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:07,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:07,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 99 transitions. [2023-11-23 20:23:07,892 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 99 transitions. [2023-11-23 20:23:07,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:23:07,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:07,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:08,389 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:08,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:08,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 105 transitions. [2023-11-23 20:23:08,919 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 105 transitions. [2023-11-23 20:23:08,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:23:08,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:08,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:09,355 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:09,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:09,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 95 states and 111 transitions. [2023-11-23 20:23:09,801 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 111 transitions. [2023-11-23 20:23:09,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-23 20:23:09,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:09,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:09,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:10,226 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:10,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:10,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 100 states and 117 transitions. [2023-11-23 20:23:10,717 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 117 transitions. [2023-11-23 20:23:10,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-23 20:23:10,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:10,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:10,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:11,165 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:11,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:11,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 105 states and 123 transitions. [2023-11-23 20:23:11,669 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 123 transitions. [2023-11-23 20:23:11,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-23 20:23:11,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:11,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:12,249 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:12,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:12,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 110 states and 129 transitions. [2023-11-23 20:23:12,757 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 129 transitions. [2023-11-23 20:23:12,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-23 20:23:12,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:12,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:12,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:13,318 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:13,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:13,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 115 states and 135 transitions. [2023-11-23 20:23:13,866 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2023-11-23 20:23:13,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-23 20:23:13,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:13,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:14,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 1010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:15,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:15,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 120 states and 141 transitions. [2023-11-23 20:23:15,016 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2023-11-23 20:23:15,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-23 20:23:15,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:15,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:15,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:15,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 0 proven. 1113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:16,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:16,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 125 states and 147 transitions. [2023-11-23 20:23:16,225 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2023-11-23 20:23:16,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-23 20:23:16,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:16,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:16,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:16,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 0 proven. 1221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:17,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:17,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 130 states and 153 transitions. [2023-11-23 20:23:17,477 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 153 transitions. [2023-11-23 20:23:17,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-23 20:23:17,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:17,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:18,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 1334 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:18,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:18,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 135 states and 159 transitions. [2023-11-23 20:23:18,805 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 159 transitions. [2023-11-23 20:23:18,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-23 20:23:18,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:18,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:18,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:19,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 0 proven. 1452 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:20,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:20,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 140 states and 165 transitions. [2023-11-23 20:23:20,213 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 165 transitions. [2023-11-23 20:23:20,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-23 20:23:20,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:20,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:21,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 0 proven. 1575 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:21,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:21,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 138 states and 162 transitions. [2023-11-23 20:23:21,772 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 162 transitions. [2023-11-23 20:23:21,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-23 20:23:21,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:21,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:22,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:23:22,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:22,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 142 states and 191 transitions. [2023-11-23 20:23:22,425 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 191 transitions. [2023-11-23 20:23:22,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-23 20:23:22,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:22,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:22,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:22,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:23:22,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:22,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 143 states and 191 transitions. [2023-11-23 20:23:22,531 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 191 transitions. [2023-11-23 20:23:22,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-23 20:23:22,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:22,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:22,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:22,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1554 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1553 trivial. 0 not checked. [2023-11-23 20:23:23,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:23,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 142 states and 190 transitions. [2023-11-23 20:23:23,048 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 190 transitions. [2023-11-23 20:23:23,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-23 20:23:23,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:23,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:23,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:23,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1555 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:23:24,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:24,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 147 states and 219 transitions. [2023-11-23 20:23:24,387 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 219 transitions. [2023-11-23 20:23:24,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-23 20:23:24,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:24,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:24,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:24,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1565 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:23:25,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:25,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 152 states and 246 transitions. [2023-11-23 20:23:25,584 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 246 transitions. [2023-11-23 20:23:25,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-23 20:23:25,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:25,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:25,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:25,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1580 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:23:26,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:26,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 157 states and 272 transitions. [2023-11-23 20:23:26,845 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 272 transitions. [2023-11-23 20:23:26,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-23 20:23:26,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:26,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:27,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:23:28,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:28,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 162 states and 297 transitions. [2023-11-23 20:23:28,079 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 297 transitions. [2023-11-23 20:23:28,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-23 20:23:28,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:28,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:28,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:23:29,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:29,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 167 states and 321 transitions. [2023-11-23 20:23:29,413 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 321 transitions. [2023-11-23 20:23:29,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-23 20:23:29,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:29,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:29,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:29,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1655 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:23:30,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:30,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 172 states and 344 transitions. [2023-11-23 20:23:30,750 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 344 transitions. [2023-11-23 20:23:30,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-23 20:23:30,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:30,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:31,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1690 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:23:32,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:32,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 177 states and 366 transitions. [2023-11-23 20:23:32,144 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 366 transitions. [2023-11-23 20:23:32,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-23 20:23:32,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:32,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:32,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1730 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:23:33,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:33,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 182 states and 387 transitions. [2023-11-23 20:23:33,566 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 387 transitions. [2023-11-23 20:23:33,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-23 20:23:33,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:33,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:34,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1775 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:23:35,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:35,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 187 states and 407 transitions. [2023-11-23 20:23:35,042 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 407 transitions. [2023-11-23 20:23:35,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-23 20:23:35,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:35,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:35,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:35,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1825 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:23:36,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:36,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 192 states and 426 transitions. [2023-11-23 20:23:36,998 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 426 transitions. [2023-11-23 20:23:37,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-23 20:23:37,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:37,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:37,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1880 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:23:38,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:38,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 197 states and 444 transitions. [2023-11-23 20:23:38,979 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 444 transitions. [2023-11-23 20:23:38,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-23 20:23:38,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:38,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:39,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1940 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-23 20:23:41,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:41,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 202 states and 461 transitions. [2023-11-23 20:23:41,140 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 461 transitions. [2023-11-23 20:23:41,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-23 20:23:41,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:41,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:41,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat