./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_i20_o20-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_73f139ff-1ad7-44b5-bc3e-43f6acec64c5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f139ff-1ad7-44b5-bc3e-43f6acec64c5/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_73f139ff-1ad7-44b5-bc3e-43f6acec64c5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f139ff-1ad7-44b5-bc3e-43f6acec64c5/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_i20_o20-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f139ff-1ad7-44b5-bc3e-43f6acec64c5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f139ff-1ad7-44b5-bc3e-43f6acec64c5/bin/ukojak-verify-G8NBE6pJGL --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 c3376ee309c42e8280cfc81381fd928e4a895fffc424cbfa81d01112976a2d85 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:51:26,900 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:51:27,038 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f139ff-1ad7-44b5-bc3e-43f6acec64c5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:51:27,045 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:51:27,046 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:51:27,107 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:51:27,108 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:51:27,109 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:51:27,110 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:51:27,114 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:51:27,116 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:51:27,116 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:51:27,117 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:51:27,119 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:51:27,119 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:51:27,120 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:51:27,120 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:51:27,120 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:51:27,121 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:51:27,121 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:51:27,122 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:51:27,123 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:51:27,123 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:51:27,123 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:51:27,124 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:51:27,124 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:51:27,125 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:51:27,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:51:27,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:27,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:51:27,128 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:51:27,129 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:51:27,129 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:51:27,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:51:27,130 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:51:27,130 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_73f139ff-1ad7-44b5-bc3e-43f6acec64c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f139ff-1ad7-44b5-bc3e-43f6acec64c5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3376ee309c42e8280cfc81381fd928e4a895fffc424cbfa81d01112976a2d85 [2023-11-19 02:51:27,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:51:27,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:51:27,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:51:27,504 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:51:27,505 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:51:27,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f139ff-1ad7-44b5-bc3e-43f6acec64c5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/recursive-simple/id_i20_o20-1.c [2023-11-19 02:51:30,623 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:51:30,872 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:51:30,872 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f139ff-1ad7-44b5-bc3e-43f6acec64c5/sv-benchmarks/c/recursive-simple/id_i20_o20-1.c [2023-11-19 02:51:30,880 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f139ff-1ad7-44b5-bc3e-43f6acec64c5/bin/ukojak-verify-G8NBE6pJGL/data/590431249/1ed3af6555dd4c0c9869190a7abedf0a/FLAG48819ad72 [2023-11-19 02:51:30,902 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f139ff-1ad7-44b5-bc3e-43f6acec64c5/bin/ukojak-verify-G8NBE6pJGL/data/590431249/1ed3af6555dd4c0c9869190a7abedf0a [2023-11-19 02:51:30,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:51:30,908 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:51:30,909 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:30,910 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:51:30,916 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:51:30,917 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:30" (1/1) ... [2023-11-19 02:51:30,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b52b68c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:30, skipping insertion in model container [2023-11-19 02:51:30,919 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:30" (1/1) ... [2023-11-19 02:51:30,943 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:51:31,135 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:51:31,146 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:51:31,160 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:51:31,176 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:51:31,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:31 WrapperNode [2023-11-19 02:51:31,176 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:31,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:51:31,179 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:51:31,179 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:51:31,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:31" (1/1) ... [2023-11-19 02:51:31,199 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:31" (1/1) ... [2023-11-19 02:51:31,223 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19 [2023-11-19 02:51:31,224 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:51:31,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:51:31,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:51:31,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:51:31,238 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:31" (1/1) ... [2023-11-19 02:51:31,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:31" (1/1) ... [2023-11-19 02:51:31,240 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:31" (1/1) ... [2023-11-19 02:51:31,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:31" (1/1) ... [2023-11-19 02:51:31,243 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:31" (1/1) ... [2023-11-19 02:51:31,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:31" (1/1) ... [2023-11-19 02:51:31,252 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:31" (1/1) ... [2023-11-19 02:51:31,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:31" (1/1) ... [2023-11-19 02:51:31,255 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:51:31,256 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:51:31,256 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:51:31,257 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:51:31,258 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:31" (1/1) ... [2023-11-19 02:51:31,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:31,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f139ff-1ad7-44b5-bc3e-43f6acec64c5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:51:31,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f139ff-1ad7-44b5-bc3e-43f6acec64c5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:51:31,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f139ff-1ad7-44b5-bc3e-43f6acec64c5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:51:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:51:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:51:31,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:51:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:51:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure id [2023-11-19 02:51:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2023-11-19 02:51:31,466 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:51:31,469 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:51:31,664 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:51:31,724 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:51:31,726 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:51:31,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:31 BoogieIcfgContainer [2023-11-19 02:51:31,732 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:51:31,734 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:51:31,734 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:51:31,746 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:51:31,747 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:31" (1/1) ... [2023-11-19 02:51:31,759 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:51:31,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:31,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2023-11-19 02:51:31,853 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2023-11-19 02:51:31,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:51:31,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:31,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:32,209 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 02:51:32,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:32,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 23 transitions. [2023-11-19 02:51:32,351 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-19 02:51:32,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:51:32,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:32,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:32,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:32,498 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 02:51:32,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:32,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 28 transitions. [2023-11-19 02:51:32,771 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2023-11-19 02:51:32,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:51:32,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:32,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:32,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:32,922 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:33,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:33,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 34 transitions. [2023-11-19 02:51:33,154 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2023-11-19 02:51:33,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:51:33,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:33,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:33,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:33,236 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:33,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:33,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 27 transitions. [2023-11-19 02:51:33,265 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-19 02:51:33,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:51:33,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:33,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:33,422 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:33,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:33,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 33 transitions. [2023-11-19 02:51:33,655 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2023-11-19 02:51:33,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:51:33,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:33,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:33,834 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:34,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:34,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 39 transitions. [2023-11-19 02:51:34,054 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2023-11-19 02:51:34,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:51:34,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:34,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:34,228 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:34,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:34,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 45 transitions. [2023-11-19 02:51:34,449 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2023-11-19 02:51:34,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:51:34,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:34,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:34,678 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:34,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:34,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 51 transitions. [2023-11-19 02:51:34,915 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2023-11-19 02:51:34,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:51:34,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:34,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:35,209 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:35,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:35,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 57 transitions. [2023-11-19 02:51:35,494 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2023-11-19 02:51:35,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:51:35,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:35,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:35,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:35,783 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:36,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:36,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 63 transitions. [2023-11-19 02:51:36,115 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2023-11-19 02:51:36,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:51:36,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:36,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:36,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:36,419 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:36,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:36,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 60 states and 69 transitions. [2023-11-19 02:51:36,768 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2023-11-19 02:51:36,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:51:36,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:36,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:36,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:37,069 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:37,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:37,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 65 states and 75 transitions. [2023-11-19 02:51:37,466 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions. [2023-11-19 02:51:37,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:51:37,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:37,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:37,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:37,783 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:38,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:38,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 70 states and 81 transitions. [2023-11-19 02:51:38,207 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 81 transitions. [2023-11-19 02:51:38,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:51:38,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:38,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:38,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:38,551 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:38,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:38,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 75 states and 87 transitions. [2023-11-19 02:51:38,955 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2023-11-19 02:51:38,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:51:38,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:38,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:38,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:39,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:39,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 80 states and 93 transitions. [2023-11-19 02:51:39,846 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2023-11-19 02:51:39,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:51:39,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:39,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:40,316 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:40,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:40,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 99 transitions. [2023-11-19 02:51:40,821 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 99 transitions. [2023-11-19 02:51:40,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 02:51:40,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:40,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:40,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:41,276 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:41,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:41,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 105 transitions. [2023-11-19 02:51:41,753 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 105 transitions. [2023-11-19 02:51:41,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 02:51:41,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:41,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:41,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:42,210 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:42,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:42,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 95 states and 111 transitions. [2023-11-19 02:51:42,722 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 111 transitions. [2023-11-19 02:51:42,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-19 02:51:42,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:42,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:42,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:43,248 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:43,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:43,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 100 states and 117 transitions. [2023-11-19 02:51:43,848 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 117 transitions. [2023-11-19 02:51:43,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-19 02:51:43,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:43,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:43,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:44,422 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:45,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:45,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 105 states and 123 transitions. [2023-11-19 02:51:45,027 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 123 transitions. [2023-11-19 02:51:45,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-19 02:51:45,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:45,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:45,603 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:46,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:46,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 110 states and 129 transitions. [2023-11-19 02:51:46,215 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 129 transitions. [2023-11-19 02:51:46,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-19 02:51:46,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:46,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:46,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:46,892 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:47,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:47,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 115 states and 135 transitions. [2023-11-19 02:51:47,575 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2023-11-19 02:51:47,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 02:51:47,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:47,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:48,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 1010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:51:48,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:48,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 113 states and 132 transitions. [2023-11-19 02:51:48,829 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 132 transitions. [2023-11-19 02:51:48,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 02:51:48,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:48,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:49,083 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:51:49,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:49,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 117 states and 156 transitions. [2023-11-19 02:51:49,389 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 156 transitions. [2023-11-19 02:51:49,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-19 02:51:49,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:49,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:49,469 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:51:49,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:49,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 118 states and 156 transitions. [2023-11-19 02:51:49,504 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2023-11-19 02:51:49,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-19 02:51:49,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:49,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:49,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:49,650 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 993 trivial. 0 not checked. [2023-11-19 02:51:49,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:49,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 117 states and 155 transitions. [2023-11-19 02:51:49,978 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 155 transitions. [2023-11-19 02:51:49,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-19 02:51:49,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:49,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:50,275 INFO L134 CoverageAnalysis]: Checked inductivity of 995 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:51:51,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:51,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 122 states and 179 transitions. [2023-11-19 02:51:51,229 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 179 transitions. [2023-11-19 02:51:51,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-19 02:51:51,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:51,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:51,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:51:52,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:52,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 127 states and 201 transitions. [2023-11-19 02:51:52,334 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 201 transitions. [2023-11-19 02:51:52,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-19 02:51:52,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:52,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:52,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:51:53,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:53,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 132 states and 222 transitions. [2023-11-19 02:51:53,508 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 222 transitions. [2023-11-19 02:51:53,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 02:51:53,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:53,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:53,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1040 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:51:54,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:54,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 137 states and 242 transitions. [2023-11-19 02:51:54,713 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 242 transitions. [2023-11-19 02:51:54,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-19 02:51:54,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:54,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:54,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:55,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1065 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:51:55,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:55,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 142 states and 261 transitions. [2023-11-19 02:51:55,996 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 261 transitions. [2023-11-19 02:51:55,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-19 02:51:55,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:55,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:56,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:56,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1095 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:51:57,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:57,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 147 states and 279 transitions. [2023-11-19 02:51:57,285 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 279 transitions. [2023-11-19 02:51:57,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-19 02:51:57,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:57,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:57,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:57,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1130 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:51:58,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:58,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 152 states and 296 transitions. [2023-11-19 02:51:58,491 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 296 transitions. [2023-11-19 02:51:58,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-19 02:51:58,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:58,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:58,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:58,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1170 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:51:59,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:59,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 157 states and 312 transitions. [2023-11-19 02:51:59,724 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 312 transitions. [2023-11-19 02:51:59,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-19 02:51:59,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:59,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:59,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:00,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1215 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:52:01,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:01,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 162 states and 327 transitions. [2023-11-19 02:52:01,093 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 327 transitions. [2023-11-19 02:52:01,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-19 02:52:01,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:01,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:01,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:52:02,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:02,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 167 states and 341 transitions. [2023-11-19 02:52:02,582 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 341 transitions. [2023-11-19 02:52:02,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-19 02:52:02,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:02,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:02,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:03,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1320 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:52:04,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:04,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 172 states and 354 transitions. [2023-11-19 02:52:04,060 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 354 transitions. [2023-11-19 02:52:04,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-19 02:52:04,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:04,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:04,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:52:05,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:05,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 177 states and 366 transitions. [2023-11-19 02:52:05,710 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 366 transitions. [2023-11-19 02:52:05,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-19 02:52:05,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:05,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:05,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:06,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1445 backedges. 0 proven. 455 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:52:07,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:07,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 182 states and 377 transitions. [2023-11-19 02:52:07,285 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 377 transitions. [2023-11-19 02:52:07,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-19 02:52:07,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:07,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:08,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:52:08,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:08,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 187 states and 387 transitions. [2023-11-19 02:52:08,965 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 387 transitions. [2023-11-19 02:52:08,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-19 02:52:08,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:08,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:09,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1590 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:52:10,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:10,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 192 states and 396 transitions. [2023-11-19 02:52:10,654 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 396 transitions. [2023-11-19 02:52:10,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 02:52:10,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:10,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:11,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1670 backedges. 0 proven. 680 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 02:52:12,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:12,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 197 states and 404 transitions. [2023-11-19 02:52:12,516 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 404 transitions. [2023-11-19 02:52:12,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-19 02:52:12,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:12,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:13,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked.