./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-lit/gj2007.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905acb12-8ca7-4834-ae5a-ae01f0976577/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905acb12-8ca7-4834-ae5a-ae01f0976577/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_905acb12-8ca7-4834-ae5a-ae01f0976577/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905acb12-8ca7-4834-ae5a-ae01f0976577/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/gj2007.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905acb12-8ca7-4834-ae5a-ae01f0976577/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_905acb12-8ca7-4834-ae5a-ae01f0976577/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 e210f4af0021f1e0c887bbfa24b18aad98424108efaad4cfc57802fd9fd5ce53 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:01:24,825 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:01:24,919 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905acb12-8ca7-4834-ae5a-ae01f0976577/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:01:24,927 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:01:24,928 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:01:24,962 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:01:24,963 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:01:24,964 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:01:24,965 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:01:24,966 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:01:24,967 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:01:24,967 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:01:24,968 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:01:24,969 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:01:24,970 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:01:24,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:01:24,972 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:01:24,973 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:01:24,974 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:01:24,975 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:01:24,976 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:01:24,977 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:01:24,977 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:01:24,978 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:01:24,979 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:01:24,980 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:01:24,980 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:01:24,981 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:01:24,982 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:01:24,983 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:01:24,984 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:01:24,984 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:01:24,985 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:01:24,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:01:24,986 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:01:24,987 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_905acb12-8ca7-4834-ae5a-ae01f0976577/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905acb12-8ca7-4834-ae5a-ae01f0976577/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e210f4af0021f1e0c887bbfa24b18aad98424108efaad4cfc57802fd9fd5ce53 [2023-11-23 20:01:25,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:01:25,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:01:25,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:01:25,356 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:01:25,357 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:01:25,359 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905acb12-8ca7-4834-ae5a-ae01f0976577/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/loop-lit/gj2007.i [2023-11-23 20:01:29,557 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:01:29,831 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:01:29,832 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905acb12-8ca7-4834-ae5a-ae01f0976577/sv-benchmarks/c/loop-lit/gj2007.i [2023-11-23 20:01:29,854 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905acb12-8ca7-4834-ae5a-ae01f0976577/bin/ukojak-verify-1t5iHCbJaC/data/74e25835d/58d0b00e57654434badc97780bde7b9d/FLAG9ce30d883 [2023-11-23 20:01:29,879 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905acb12-8ca7-4834-ae5a-ae01f0976577/bin/ukojak-verify-1t5iHCbJaC/data/74e25835d/58d0b00e57654434badc97780bde7b9d [2023-11-23 20:01:29,882 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:01:29,884 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:01:29,886 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:01:29,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:01:29,896 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:01:29,897 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:01:29" (1/1) ... [2023-11-23 20:01:29,902 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da6c7d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:29, skipping insertion in model container [2023-11-23 20:01:29,903 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:01:29" (1/1) ... [2023-11-23 20:01:29,936 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:01:30,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:01:30,161 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:01:30,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:01:30,198 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:01:30,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:30 WrapperNode [2023-11-23 20:01:30,199 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:01:30,200 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:01:30,201 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:01:30,201 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:01:30,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:30" (1/1) ... [2023-11-23 20:01:30,221 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:30" (1/1) ... [2023-11-23 20:01:30,252 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 36 [2023-11-23 20:01:30,254 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:01:30,255 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:01:30,255 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:01:30,256 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:01:30,270 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:30" (1/1) ... [2023-11-23 20:01:30,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:30" (1/1) ... [2023-11-23 20:01:30,273 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:30" (1/1) ... [2023-11-23 20:01:30,273 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:30" (1/1) ... [2023-11-23 20:01:30,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:30" (1/1) ... [2023-11-23 20:01:30,295 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:30" (1/1) ... [2023-11-23 20:01:30,297 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:30" (1/1) ... [2023-11-23 20:01:30,298 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:30" (1/1) ... [2023-11-23 20:01:30,299 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:01:30,301 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:01:30,301 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:01:30,301 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:01:30,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:01:30" (1/1) ... [2023-11-23 20:01:30,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:01:30,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905acb12-8ca7-4834-ae5a-ae01f0976577/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:01:30,349 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905acb12-8ca7-4834-ae5a-ae01f0976577/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:01:30,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_905acb12-8ca7-4834-ae5a-ae01f0976577/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:01:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:01:30,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:01:30,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:01:30,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:01:30,477 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:01:30,480 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:01:30,653 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:01:30,720 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:01:30,720 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:01:30,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:01:30 BoogieIcfgContainer [2023-11-23 20:01:30,723 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:01:30,728 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:01:30,730 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:01:30,751 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:01:30,752 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:01:30" (1/1) ... [2023-11-23 20:01:30,767 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:01:30,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:30,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2023-11-23 20:01:30,833 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2023-11-23 20:01:30,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:01:30,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:30,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:30,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:31,084 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 20:01:31,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:31,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2023-11-23 20:01:31,145 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2023-11-23 20:01:31,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:01:31,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:31,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:31,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:31,197 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 20:01:31,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:31,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-23 20:01:31,244 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-23 20:01:31,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:01:31,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:31,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:31,308 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 20:01:31,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:31,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-11-23 20:01:31,375 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-11-23 20:01:31,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:01:31,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:31,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:31,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:01:31,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:31,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-11-23 20:01:31,556 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-11-23 20:01:31,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:01:31,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:31,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:31,680 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 20:01:31,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:31,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2023-11-23 20:01:31,838 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2023-11-23 20:01:31,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:01:31,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:31,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:31,902 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:01:32,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:32,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2023-11-23 20:01:32,076 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2023-11-23 20:01:32,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:01:32,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:32,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:32,143 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:01:32,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:32,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2023-11-23 20:01:32,182 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2023-11-23 20:01:32,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:01:32,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:32,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:32,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:32,284 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:01:32,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:32,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2023-11-23 20:01:32,492 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2023-11-23 20:01:32,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:01:32,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:32,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:32,532 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:01:32,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:32,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-23 20:01:32,642 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-23 20:01:32,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:01:32,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:32,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:32,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:32,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:01:33,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:33,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2023-11-23 20:01:33,889 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2023-11-23 20:01:33,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:01:33,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:33,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:33,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:33,976 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:01:35,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:35,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 79 transitions. [2023-11-23 20:01:35,566 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2023-11-23 20:01:35,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:01:35,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:35,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:35,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:35,637 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:01:35,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:35,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2023-11-23 20:01:35,875 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2023-11-23 20:01:35,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:01:35,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:35,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:35,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:35,992 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:01:36,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:36,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 56 states and 86 transitions. [2023-11-23 20:01:36,579 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 86 transitions. [2023-11-23 20:01:36,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:01:36,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:36,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:36,650 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:01:36,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:36,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 59 states and 89 transitions. [2023-11-23 20:01:36,933 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 89 transitions. [2023-11-23 20:01:36,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:01:36,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:36,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:36,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:37,046 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:01:37,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:37,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 60 states and 89 transitions. [2023-11-23 20:01:37,165 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 89 transitions. [2023-11-23 20:01:37,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:01:37,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:37,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:37,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:37,274 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:01:38,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:38,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 66 states and 101 transitions. [2023-11-23 20:01:38,284 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 101 transitions. [2023-11-23 20:01:38,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:01:38,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:38,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:38,349 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:01:38,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:38,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 97 transitions. [2023-11-23 20:01:38,711 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 97 transitions. [2023-11-23 20:01:38,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:01:38,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:38,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:38,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:38,786 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:01:39,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:39,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 68 states and 100 transitions. [2023-11-23 20:01:39,150 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2023-11-23 20:01:39,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:01:39,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:39,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:39,288 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:01:40,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:40,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2023-11-23 20:01:40,457 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2023-11-23 20:01:40,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:01:40,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:40,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:40,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:40,495 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:01:40,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:40,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 74 states and 108 transitions. [2023-11-23 20:01:40,904 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2023-11-23 20:01:40,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:01:40,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:40,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:40,955 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:01:41,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:41,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 76 states and 111 transitions. [2023-11-23 20:01:41,355 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 111 transitions. [2023-11-23 20:01:41,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:01:41,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:41,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:41,499 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:42,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:42,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 80 states and 116 transitions. [2023-11-23 20:01:42,222 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 116 transitions. [2023-11-23 20:01:42,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:01:42,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:42,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:42,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:42,392 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:42,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:42,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 84 states and 121 transitions. [2023-11-23 20:01:42,964 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2023-11-23 20:01:42,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:01:42,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:42,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:42,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:43,208 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 30 proven. 32 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:43,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:43,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 88 states and 126 transitions. [2023-11-23 20:01:43,816 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 126 transitions. [2023-11-23 20:01:43,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:01:43,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:43,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:43,973 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 36 proven. 50 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:44,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:44,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 92 states and 131 transitions. [2023-11-23 20:01:44,597 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 131 transitions. [2023-11-23 20:01:44,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:01:44,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:44,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:44,780 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 42 proven. 72 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:45,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:45,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 96 states and 136 transitions. [2023-11-23 20:01:45,442 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 136 transitions. [2023-11-23 20:01:45,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:01:45,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:45,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:45,644 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 48 proven. 98 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:46,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:46,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 100 states and 141 transitions. [2023-11-23 20:01:46,295 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 141 transitions. [2023-11-23 20:01:46,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:01:46,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:46,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:46,532 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 54 proven. 128 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:47,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:47,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 104 states and 146 transitions. [2023-11-23 20:01:47,260 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 146 transitions. [2023-11-23 20:01:47,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:01:47,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:47,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:47,496 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 60 proven. 162 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:48,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:48,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 108 states and 151 transitions. [2023-11-23 20:01:48,218 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 151 transitions. [2023-11-23 20:01:48,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:01:48,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:48,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:48,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:48,450 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 66 proven. 200 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:49,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:49,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 112 states and 156 transitions. [2023-11-23 20:01:49,245 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 156 transitions. [2023-11-23 20:01:49,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:01:49,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:49,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:49,502 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 72 proven. 242 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:50,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:50,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 116 states and 161 transitions. [2023-11-23 20:01:50,319 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 161 transitions. [2023-11-23 20:01:50,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:01:50,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:50,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:50,677 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 78 proven. 288 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:51,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:51,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 120 states and 166 transitions. [2023-11-23 20:01:51,535 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 166 transitions. [2023-11-23 20:01:51,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:01:51,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:51,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:51,859 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 84 proven. 338 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:52,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:52,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 124 states and 171 transitions. [2023-11-23 20:01:52,780 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 171 transitions. [2023-11-23 20:01:52,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-23 20:01:52,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:52,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:52,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:53,105 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 90 proven. 392 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:53,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:53,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 128 states and 176 transitions. [2023-11-23 20:01:53,986 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 176 transitions. [2023-11-23 20:01:53,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-23 20:01:53,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:53,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:54,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:54,392 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 96 proven. 450 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:55,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:55,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 132 states and 181 transitions. [2023-11-23 20:01:55,319 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 181 transitions. [2023-11-23 20:01:55,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-23 20:01:55,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:55,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:55,678 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 102 proven. 512 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:56,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:56,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 136 states and 186 transitions. [2023-11-23 20:01:56,627 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 186 transitions. [2023-11-23 20:01:56,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-23 20:01:56,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:56,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:56,969 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 108 proven. 578 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:57,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:57,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 140 states and 191 transitions. [2023-11-23 20:01:57,985 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 191 transitions. [2023-11-23 20:01:57,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-23 20:01:57,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:57,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:58,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:58,344 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 114 proven. 648 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:01:59,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:01:59,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 144 states and 196 transitions. [2023-11-23 20:01:59,268 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 196 transitions. [2023-11-23 20:01:59,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-23 20:01:59,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:01:59,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:01:59,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:01:59,720 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 120 proven. 722 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:02:00,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:00,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 148 states and 201 transitions. [2023-11-23 20:02:00,651 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 201 transitions. [2023-11-23 20:02:00,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-23 20:02:00,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:00,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:01,071 INFO L134 CoverageAnalysis]: Checked inductivity of 956 backedges. 126 proven. 800 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:02:02,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:02,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 152 states and 206 transitions. [2023-11-23 20:02:02,145 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 206 transitions. [2023-11-23 20:02:02,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-23 20:02:02,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:02,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:02,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1044 backedges. 132 proven. 882 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:02:03,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:03,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 156 states and 211 transitions. [2023-11-23 20:02:03,690 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 211 transitions. [2023-11-23 20:02:03,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-23 20:02:03,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:03,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:04,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 138 proven. 968 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:02:05,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:05,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 160 states and 216 transitions. [2023-11-23 20:02:05,309 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 216 transitions. [2023-11-23 20:02:05,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-23 20:02:05,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:05,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:05,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:05,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1232 backedges. 144 proven. 1058 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:02:06,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:06,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 164 states and 221 transitions. [2023-11-23 20:02:06,872 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 221 transitions. [2023-11-23 20:02:06,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-23 20:02:06,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:06,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:07,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 150 proven. 1152 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:02:08,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:08,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 168 states and 226 transitions. [2023-11-23 20:02:08,565 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 226 transitions. [2023-11-23 20:02:08,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-23 20:02:08,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:08,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:08,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:09,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1436 backedges. 156 proven. 1250 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked.