./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-tiling/rew.c --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_ea58d04d-2c72-429b-97f6-bc6270b06704/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea58d04d-2c72-429b-97f6-bc6270b06704/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_ea58d04d-2c72-429b-97f6-bc6270b06704/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea58d04d-2c72-429b-97f6-bc6270b06704/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/rew.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea58d04d-2c72-429b-97f6-bc6270b06704/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_ea58d04d-2c72-429b-97f6-bc6270b06704/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 a4dbd52ad78119a422ea606f98f820bbe5495fb5a7cf8886c665da2d1f9b569e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:13:18,563 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:13:18,671 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea58d04d-2c72-429b-97f6-bc6270b06704/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:13:18,679 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:13:18,680 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:13:18,704 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:13:18,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:13:18,706 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:13:18,707 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:13:18,708 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:13:18,708 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:13:18,709 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:13:18,710 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:13:18,710 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:13:18,711 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:13:18,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:13:18,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:13:18,713 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:13:18,713 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:13:18,714 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:13:18,715 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:13:18,715 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:13:18,716 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:13:18,716 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:13:18,717 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:13:18,717 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:13:18,718 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:13:18,718 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:13:18,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:13:18,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:13:18,720 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:13:18,720 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:13:18,721 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:13:18,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:13:18,722 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:13:18,722 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_ea58d04d-2c72-429b-97f6-bc6270b06704/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea58d04d-2c72-429b-97f6-bc6270b06704/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4dbd52ad78119a422ea606f98f820bbe5495fb5a7cf8886c665da2d1f9b569e [2023-11-23 20:13:18,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:13:19,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:13:19,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:13:19,006 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:13:19,008 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:13:19,011 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea58d04d-2c72-429b-97f6-bc6270b06704/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-tiling/rew.c [2023-11-23 20:13:22,301 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:13:22,505 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:13:22,506 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea58d04d-2c72-429b-97f6-bc6270b06704/sv-benchmarks/c/array-tiling/rew.c [2023-11-23 20:13:22,514 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea58d04d-2c72-429b-97f6-bc6270b06704/bin/ukojak-verify-1t5iHCbJaC/data/029a7987b/c46a53d8110146e09762af4d8fa96079/FLAG423f17676 [2023-11-23 20:13:22,529 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea58d04d-2c72-429b-97f6-bc6270b06704/bin/ukojak-verify-1t5iHCbJaC/data/029a7987b/c46a53d8110146e09762af4d8fa96079 [2023-11-23 20:13:22,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:13:22,534 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:13:22,536 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:13:22,536 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:13:22,541 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:13:22,542 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:13:22" (1/1) ... [2023-11-23 20:13:22,544 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d40b4d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:22, skipping insertion in model container [2023-11-23 20:13:22,544 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:13:22" (1/1) ... [2023-11-23 20:13:22,569 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:13:22,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:13:22,812 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:13:22,832 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:13:22,853 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:13:22,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:22 WrapperNode [2023-11-23 20:13:22,854 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:13:22,856 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:13:22,856 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:13:22,856 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:13:22,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:22" (1/1) ... [2023-11-23 20:13:22,883 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:22" (1/1) ... [2023-11-23 20:13:22,908 INFO L138 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 68 [2023-11-23 20:13:22,909 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:13:22,910 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:13:22,910 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:13:22,911 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:13:22,920 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:22" (1/1) ... [2023-11-23 20:13:22,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:22" (1/1) ... [2023-11-23 20:13:22,926 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:22" (1/1) ... [2023-11-23 20:13:22,926 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:22" (1/1) ... [2023-11-23 20:13:22,932 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:22" (1/1) ... [2023-11-23 20:13:22,936 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:22" (1/1) ... [2023-11-23 20:13:22,937 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:22" (1/1) ... [2023-11-23 20:13:22,943 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:22" (1/1) ... [2023-11-23 20:13:22,945 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:13:22,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:13:22,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:13:22,946 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:13:22,947 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:22" (1/1) ... [2023-11-23 20:13:22,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:13:22,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea58d04d-2c72-429b-97f6-bc6270b06704/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:13:22,984 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea58d04d-2c72-429b-97f6-bc6270b06704/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:13:23,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea58d04d-2c72-429b-97f6-bc6270b06704/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:13:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:13:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:13:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:13:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:13:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:13:23,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:13:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:13:23,108 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:13:23,110 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:13:23,292 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:13:23,340 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:13:23,340 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:13:23,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:13:23 BoogieIcfgContainer [2023-11-23 20:13:23,342 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:13:23,343 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:13:23,344 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:13:23,355 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:13:23,355 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:13:23" (1/1) ... [2023-11-23 20:13:23,365 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:13:23,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:23,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2023-11-23 20:13:23,420 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2023-11-23 20:13:23,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:13:23,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:23,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:23,695 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 20:13:23,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:23,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2023-11-23 20:13:23,784 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2023-11-23 20:13:23,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:13:23,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:23,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:23,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:23,913 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 20:13:23,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:23,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2023-11-23 20:13:23,972 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2023-11-23 20:13:23,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:13:23,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:23,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:24,060 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 20:13:24,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:24,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2023-11-23 20:13:24,078 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2023-11-23 20:13:24,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:13:24,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:24,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:24,177 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 20:13:24,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:24,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2023-11-23 20:13:24,199 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2023-11-23 20:13:24,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:13:24,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:24,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:24,292 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 20:13:24,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:24,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2023-11-23 20:13:24,311 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-11-23 20:13:24,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:13:24,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:24,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:24,362 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 20:13:24,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:24,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2023-11-23 20:13:24,418 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2023-11-23 20:13:24,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:13:24,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:24,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:24,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:24,526 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 20:13:24,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:24,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2023-11-23 20:13:24,589 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-11-23 20:13:24,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:13:24,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:24,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:24,676 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 20:13:24,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:24,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2023-11-23 20:13:24,713 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-11-23 20:13:24,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:13:24,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:24,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:24,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:24,805 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 20:13:24,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:24,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2023-11-23 20:13:24,867 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-23 20:13:24,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:13:24,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:24,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:24,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:24,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:13:25,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:25,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2023-11-23 20:13:25,052 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2023-11-23 20:13:25,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:13:25,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:25,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:25,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:25,114 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 20:13:25,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:25,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2023-11-23 20:13:25,217 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2023-11-23 20:13:25,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:13:25,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:25,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:25,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:25,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:13:25,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:25,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 45 states and 56 transitions. [2023-11-23 20:13:25,300 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2023-11-23 20:13:25,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:13:25,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:25,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:25,339 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:25,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:25,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2023-11-23 20:13:25,468 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2023-11-23 20:13:25,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:13:25,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:25,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:25,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:25,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:25,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:25,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2023-11-23 20:13:25,838 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2023-11-23 20:13:25,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:13:25,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:25,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:25,876 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:13:26,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:26,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 47 states and 57 transitions. [2023-11-23 20:13:26,023 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2023-11-23 20:13:26,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:13:26,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:26,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:26,101 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:26,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:26,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2023-11-23 20:13:26,197 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2023-11-23 20:13:26,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:13:26,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:26,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:26,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:26,258 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:13:26,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:26,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2023-11-23 20:13:26,426 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2023-11-23 20:13:26,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:13:26,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:26,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:26,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:26,486 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:26,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:26,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 45 states and 55 transitions. [2023-11-23 20:13:26,510 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2023-11-23 20:13:26,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:13:26,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:26,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:26,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:26,579 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:13:26,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:26,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 44 states and 54 transitions. [2023-11-23 20:13:26,702 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2023-11-23 20:13:26,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:13:26,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:26,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:26,761 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:13:28,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:28,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 63 states and 79 transitions. [2023-11-23 20:13:28,010 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2023-11-23 20:13:28,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:13:28,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:28,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:28,056 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:13:28,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:28,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 65 states and 80 transitions. [2023-11-23 20:13:28,105 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2023-11-23 20:13:28,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:13:28,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:28,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:28,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:28,262 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:13:28,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:28,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 67 states and 84 transitions. [2023-11-23 20:13:28,405 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2023-11-23 20:13:28,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:13:28,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:28,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:28,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:28,549 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:13:28,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:28,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 70 states and 88 transitions. [2023-11-23 20:13:28,770 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2023-11-23 20:13:28,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:13:28,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:28,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:28,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:28,892 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:13:28,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:28,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 67 states and 82 transitions. [2023-11-23 20:13:28,969 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 82 transitions. [2023-11-23 20:13:28,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:13:28,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:28,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:28,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:29,308 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:31,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:31,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 79 states and 100 transitions. [2023-11-23 20:13:31,074 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 100 transitions. [2023-11-23 20:13:31,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:13:31,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:31,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:31,242 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:31,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:31,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 80 states and 100 transitions. [2023-11-23 20:13:31,451 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 100 transitions. [2023-11-23 20:13:31,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:13:31,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:31,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:31,605 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 20:13:32,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:32,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 84 states and 103 transitions. [2023-11-23 20:13:32,747 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 103 transitions. [2023-11-23 20:13:32,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:13:32,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:32,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:32,792 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:13:33,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:33,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 85 states and 104 transitions. [2023-11-23 20:13:33,077 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 104 transitions. [2023-11-23 20:13:33,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:13:33,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:33,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:33,113 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:13:33,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:33,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 86 states and 104 transitions. [2023-11-23 20:13:33,312 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 104 transitions. [2023-11-23 20:13:33,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:13:33,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:33,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:33,351 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:13:33,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:33,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 62 states and 76 transitions. [2023-11-23 20:13:33,483 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 76 transitions. [2023-11-23 20:13:33,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:13:33,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:33,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:33,698 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:13:34,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:34,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 65 states and 80 transitions. [2023-11-23 20:13:34,265 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2023-11-23 20:13:34,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:13:34,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:34,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:34,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:34,500 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:13:35,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:35,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 68 states and 84 transitions. [2023-11-23 20:13:35,025 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 84 transitions. [2023-11-23 20:13:35,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:13:35,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:35,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:35,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:35,744 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 21 proven. 33 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:40,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:40,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 108 transitions. [2023-11-23 20:13:40,195 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 108 transitions. [2023-11-23 20:13:40,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:13:40,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:40,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:40,558 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-23 20:13:41,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:41,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 93 states and 112 transitions. [2023-11-23 20:13:41,308 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 112 transitions. [2023-11-23 20:13:41,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:13:41,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:41,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:41,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:42,248 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 33 proven. 62 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:48,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:48,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 118 states and 140 transitions. [2023-11-23 20:13:48,131 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 140 transitions. [2023-11-23 20:13:48,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:13:48,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:48,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:48,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:48,664 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-23 20:13:49,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:49,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 121 states and 144 transitions. [2023-11-23 20:13:49,444 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 144 transitions. [2023-11-23 20:13:49,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:13:49,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:49,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:50,522 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 48 proven. 100 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:58,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:58,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 149 states and 176 transitions. [2023-11-23 20:13:58,464 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 176 transitions. [2023-11-23 20:13:58,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:13:58,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:58,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:59,003 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2023-11-23 20:13:59,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:59,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 152 states and 180 transitions. [2023-11-23 20:13:59,959 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 180 transitions. [2023-11-23 20:13:59,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:13:59,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:59,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:59,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:01,318 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 66 proven. 147 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:11,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:11,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 183 states and 216 transitions. [2023-11-23 20:14:11,902 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 216 transitions. [2023-11-23 20:14:11,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-23 20:14:11,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:11,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:11,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:12,593 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2023-11-23 20:14:13,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:13,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 186 states and 220 transitions. [2023-11-23 20:14:13,800 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 220 transitions. [2023-11-23 20:14:13,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-23 20:14:13,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:13,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:13,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat