./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrspn-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a7e1e80-48bb-4fea-b507-e12e792ff713/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a7e1e80-48bb-4fea-b507-e12e792ff713/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a7e1e80-48bb-4fea-b507-e12e792ff713/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a7e1e80-48bb-4fea-b507-e12e792ff713/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrspn-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a7e1e80-48bb-4fea-b507-e12e792ff713/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a7e1e80-48bb-4fea-b507-e12e792ff713/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e27d2e3e94b55a3b3138a7f2b03714931363cb725f69630c5958681cf34de99e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:10:19,013 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:10:19,123 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a7e1e80-48bb-4fea-b507-e12e792ff713/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:10:19,133 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:10:19,133 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:10:19,174 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:10:19,177 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:10:19,178 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:10:19,179 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:10:19,183 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:10:19,185 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:10:19,185 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:10:19,185 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:10:19,187 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:10:19,187 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:10:19,188 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:10:19,188 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:10:19,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:10:19,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:10:19,189 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:10:19,190 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:10:19,190 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:10:19,191 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:10:19,191 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:10:19,192 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:10:19,192 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:10:19,192 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:10:19,193 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:10:19,194 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:10:19,194 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:10:19,196 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:10:19,196 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:10:19,196 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:10:19,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:10:19,197 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:10:19,197 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_9a7e1e80-48bb-4fea-b507-e12e792ff713/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a7e1e80-48bb-4fea-b507-e12e792ff713/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e27d2e3e94b55a3b3138a7f2b03714931363cb725f69630c5958681cf34de99e [2023-11-19 03:10:19,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:10:19,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:10:19,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:10:19,523 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:10:19,524 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:10:19,525 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a7e1e80-48bb-4fea-b507-e12e792ff713/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-memsafety/openbsd_cstrspn-alloca-2.i [2023-11-19 03:10:22,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:10:22,993 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:10:22,994 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a7e1e80-48bb-4fea-b507-e12e792ff713/sv-benchmarks/c/array-memsafety/openbsd_cstrspn-alloca-2.i [2023-11-19 03:10:23,024 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a7e1e80-48bb-4fea-b507-e12e792ff713/bin/ukojak-verify-G8NBE6pJGL/data/673a81dc4/725ce5ba2edb499dbb3014be7de79548/FLAGd81eb59ad [2023-11-19 03:10:23,038 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a7e1e80-48bb-4fea-b507-e12e792ff713/bin/ukojak-verify-G8NBE6pJGL/data/673a81dc4/725ce5ba2edb499dbb3014be7de79548 [2023-11-19 03:10:23,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:10:23,042 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:10:23,046 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:10:23,046 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:10:23,051 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:10:23,052 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:10:23" (1/1) ... [2023-11-19 03:10:23,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f437a1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:23, skipping insertion in model container [2023-11-19 03:10:23,053 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:10:23" (1/1) ... [2023-11-19 03:10:23,107 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:10:23,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:10:23,426 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:10:23,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:10:23,534 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:10:23,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:23 WrapperNode [2023-11-19 03:10:23,535 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:10:23,536 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:10:23,537 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:10:23,537 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:10:23,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:23" (1/1) ... [2023-11-19 03:10:23,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:23" (1/1) ... [2023-11-19 03:10:23,601 INFO L138 Inliner]: procedures = 117, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2023-11-19 03:10:23,601 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:10:23,602 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:10:23,602 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:10:23,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:10:23,612 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:23" (1/1) ... [2023-11-19 03:10:23,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:23" (1/1) ... [2023-11-19 03:10:23,624 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:23" (1/1) ... [2023-11-19 03:10:23,626 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:23" (1/1) ... [2023-11-19 03:10:23,642 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:23" (1/1) ... [2023-11-19 03:10:23,658 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:23" (1/1) ... [2023-11-19 03:10:23,660 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:23" (1/1) ... [2023-11-19 03:10:23,661 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:23" (1/1) ... [2023-11-19 03:10:23,663 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:10:23,670 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:10:23,671 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:10:23,671 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:10:23,672 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:23" (1/1) ... [2023-11-19 03:10:23,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:10:23,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a7e1e80-48bb-4fea-b507-e12e792ff713/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:10:23,705 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a7e1e80-48bb-4fea-b507-e12e792ff713/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:10:23,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a7e1e80-48bb-4fea-b507-e12e792ff713/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:10:23,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:10:23,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:10:23,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:10:23,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:10:23,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:10:23,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:10:23,855 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:10:23,858 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:10:24,066 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:10:24,178 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:10:24,178 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:10:24,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:10:24 BoogieIcfgContainer [2023-11-19 03:10:24,188 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:10:24,190 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:10:24,190 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:10:24,229 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:10:24,236 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:10:24" (1/1) ... [2023-11-19 03:10:24,247 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:10:24,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:24,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 35 states and 41 transitions. [2023-11-19 03:10:24,349 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2023-11-19 03:10:24,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:10:24,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:24,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:24,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:24,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:24,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2023-11-19 03:10:24,773 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-11-19 03:10:24,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:10:24,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:24,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:24,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:24,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:24,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 38 states and 45 transitions. [2023-11-19 03:10:24,940 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2023-11-19 03:10:24,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:10:24,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:24,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:25,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:25,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:25,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 42 states and 53 transitions. [2023-11-19 03:10:25,311 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2023-11-19 03:10:25,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:10:25,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:25,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:25,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:25,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:25,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 47 states and 63 transitions. [2023-11-19 03:10:25,750 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 63 transitions. [2023-11-19 03:10:25,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:10:25,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:25,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:25,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:25,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:25,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2023-11-19 03:10:25,883 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2023-11-19 03:10:25,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:10:25,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:25,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:25,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:26,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:26,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2023-11-19 03:10:26,421 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2023-11-19 03:10:26,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:10:26,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:26,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:26,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:26,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:26,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 55 states and 79 transitions. [2023-11-19 03:10:26,859 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2023-11-19 03:10:26,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:10:26,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:26,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:26,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:27,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:27,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 59 states and 85 transitions. [2023-11-19 03:10:27,294 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 85 transitions. [2023-11-19 03:10:27,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:10:27,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:27,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:27,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:27,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:27,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 63 states and 93 transitions. [2023-11-19 03:10:27,827 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 93 transitions. [2023-11-19 03:10:27,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:10:27,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:27,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:27,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:27,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:27,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:27,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 64 states and 96 transitions. [2023-11-19 03:10:27,899 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 96 transitions. [2023-11-19 03:10:27,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:10:27,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:27,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:27,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:27,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:28,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:28,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 70 states and 107 transitions. [2023-11-19 03:10:28,546 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 107 transitions. [2023-11-19 03:10:28,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:10:28,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:28,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:28,678 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:29,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:29,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 74 states and 118 transitions. [2023-11-19 03:10:29,280 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 118 transitions. [2023-11-19 03:10:29,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:10:29,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:29,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:29,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:29,329 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:29,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:29,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 75 states and 119 transitions. [2023-11-19 03:10:29,512 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 119 transitions. [2023-11-19 03:10:29,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:10:29,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:29,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:29,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:29,583 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:29,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:29,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 77 states and 121 transitions. [2023-11-19 03:10:29,787 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 121 transitions. [2023-11-19 03:10:29,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:10:29,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:29,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:29,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:29,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:30,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:30,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 78 states and 123 transitions. [2023-11-19 03:10:30,485 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 123 transitions. [2023-11-19 03:10:30,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:10:30,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:30,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:30,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:31,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:31,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 85 states and 135 transitions. [2023-11-19 03:10:31,454 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 135 transitions. [2023-11-19 03:10:31,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:10:31,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:31,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:31,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:31,493 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:10:32,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:32,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 90 states and 145 transitions. [2023-11-19 03:10:32,266 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 145 transitions. [2023-11-19 03:10:32,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:10:32,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:32,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:32,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:32,454 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:33,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:33,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 95 states and 162 transitions. [2023-11-19 03:10:33,609 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 162 transitions. [2023-11-19 03:10:33,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:10:33,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:33,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:33,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:33,662 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:10:33,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:33,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 97 states and 165 transitions. [2023-11-19 03:10:33,900 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 165 transitions. [2023-11-19 03:10:33,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:10:33,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:33,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:33,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:33,969 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:34,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:34,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 98 states and 165 transitions. [2023-11-19 03:10:34,203 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 165 transitions. [2023-11-19 03:10:34,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:10:34,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:34,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:34,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:34,270 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:10:34,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:34,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 99 states and 165 transitions. [2023-11-19 03:10:34,515 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 165 transitions. [2023-11-19 03:10:34,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:10:34,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:34,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:34,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:34,585 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:34,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:34,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 101 states and 166 transitions. [2023-11-19 03:10:34,845 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 166 transitions. [2023-11-19 03:10:34,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:10:34,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:34,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:34,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:35,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:35,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 105 states and 173 transitions. [2023-11-19 03:10:35,741 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 173 transitions. [2023-11-19 03:10:35,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:10:35,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:35,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:35,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:35,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:36,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:36,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 109 states and 177 transitions. [2023-11-19 03:10:36,350 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-19 03:10:36,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:10:36,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:36,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:36,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:36,409 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:10:37,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:37,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 114 states and 186 transitions. [2023-11-19 03:10:37,534 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 186 transitions. [2023-11-19 03:10:37,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:10:37,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:37,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:37,563 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:10:38,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:38,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 115 states and 186 transitions. [2023-11-19 03:10:38,547 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 186 transitions. [2023-11-19 03:10:38,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:10:38,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:38,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:38,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:38,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:10:38,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:38,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 117 states and 187 transitions. [2023-11-19 03:10:38,944 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 187 transitions. [2023-11-19 03:10:38,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:10:38,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:38,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:38,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:39,000 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:10:39,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:39,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 118 states and 187 transitions. [2023-11-19 03:10:39,316 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 187 transitions. [2023-11-19 03:10:39,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:10:39,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:39,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:39,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:39,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:40,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:40,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 123 states and 192 transitions. [2023-11-19 03:10:40,141 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 192 transitions. [2023-11-19 03:10:40,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:10:40,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:40,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:40,182 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:10:41,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:41,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 125 states and 196 transitions. [2023-11-19 03:10:41,078 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 196 transitions. [2023-11-19 03:10:41,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:10:41,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:41,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:41,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:42,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:42,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 129 states and 207 transitions. [2023-11-19 03:10:42,445 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 207 transitions. [2023-11-19 03:10:42,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:10:42,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:42,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:42,494 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:42,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:42,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 130 states and 208 transitions. [2023-11-19 03:10:42,825 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 208 transitions. [2023-11-19 03:10:42,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:10:42,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:42,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:42,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:42,881 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:43,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:43,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 132 states and 210 transitions. [2023-11-19 03:10:43,196 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 210 transitions. [2023-11-19 03:10:43,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:10:43,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:43,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:43,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:43,524 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:45,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:45,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 137 states and 225 transitions. [2023-11-19 03:10:45,136 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 225 transitions. [2023-11-19 03:10:45,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:10:45,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:45,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:45,166 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:10:46,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:46,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 142 states and 237 transitions. [2023-11-19 03:10:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 237 transitions. [2023-11-19 03:10:46,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:10:46,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:46,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:46,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:46,581 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:46,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:46,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 144 states and 238 transitions. [2023-11-19 03:10:46,970 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 238 transitions. [2023-11-19 03:10:46,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:10:46,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:46,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:46,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:47,013 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:10:47,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:47,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 145 states and 238 transitions. [2023-11-19 03:10:47,410 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 238 transitions. [2023-11-19 03:10:47,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:10:47,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:47,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:47,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:47,471 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:47,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:47,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 146 states and 238 transitions. [2023-11-19 03:10:47,845 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 238 transitions. [2023-11-19 03:10:47,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:10:47,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:47,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:47,867 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:10:48,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:48,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 148 states and 239 transitions. [2023-11-19 03:10:48,230 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 239 transitions. [2023-11-19 03:10:48,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:10:48,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:48,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:48,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:48,485 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:48,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:48,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 120 states and 183 transitions. [2023-11-19 03:10:48,787 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 183 transitions. [2023-11-19 03:10:48,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:10:48,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:48,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:48,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:48,812 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:10:50,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:50,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 121 states and 183 transitions. [2023-11-19 03:10:50,468 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 183 transitions. [2023-11-19 03:10:50,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:10:50,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:50,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:50,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:50,491 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:10:52,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:52,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 126 states and 192 transitions. [2023-11-19 03:10:52,206 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 192 transitions. [2023-11-19 03:10:52,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:10:52,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:52,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:52,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:52,225 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:10:52,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:52,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 128 states and 193 transitions. [2023-11-19 03:10:52,700 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 193 transitions. [2023-11-19 03:10:52,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:10:52,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:52,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:52,725 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:10:53,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:53,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 129 states and 193 transitions. [2023-11-19 03:10:53,264 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 193 transitions. [2023-11-19 03:10:53,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:10:53,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:53,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:53,310 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:10:53,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:53,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 131 states and 195 transitions. [2023-11-19 03:10:53,742 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 195 transitions. [2023-11-19 03:10:53,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:10:53,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:53,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:53,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:54,095 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:55,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:55,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 136 states and 213 transitions. [2023-11-19 03:10:55,773 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 213 transitions. [2023-11-19 03:10:55,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:10:55,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:55,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:55,827 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:56,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:56,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 137 states and 213 transitions. [2023-11-19 03:10:56,261 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 213 transitions. [2023-11-19 03:10:56,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:10:56,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:56,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:56,310 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:10:56,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:56,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 139 states and 214 transitions. [2023-11-19 03:10:56,797 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 214 transitions. [2023-11-19 03:10:56,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:10:56,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:56,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:56,834 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:10:57,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:57,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 140 states and 214 transitions. [2023-11-19 03:10:57,353 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 214 transitions. [2023-11-19 03:10:57,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:10:57,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:57,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:57,394 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:10:58,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:58,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 142 states and 218 transitions. [2023-11-19 03:10:58,925 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 218 transitions. [2023-11-19 03:10:58,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:10:58,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:58,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:10:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:10:58,967 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:11:00,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:00,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 144 states and 222 transitions. [2023-11-19 03:11:00,732 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 222 transitions. [2023-11-19 03:11:00,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:11:00,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:00,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:00,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:00,764 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:11:01,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:01,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 145 states and 222 transitions. [2023-11-19 03:11:01,680 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 222 transitions. [2023-11-19 03:11:01,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:11:01,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:01,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:01,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:01,719 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:11:02,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:02,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 144 states and 220 transitions. [2023-11-19 03:11:02,242 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 220 transitions. [2023-11-19 03:11:02,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:11:02,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:02,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:02,293 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:11:02,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:02,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 143 states and 217 transitions. [2023-11-19 03:11:02,907 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 217 transitions. [2023-11-19 03:11:02,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:11:02,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:02,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:02,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:02,941 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:11:03,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:03,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 145 states and 219 transitions. [2023-11-19 03:11:03,896 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 219 transitions. [2023-11-19 03:11:03,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:11:03,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:03,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:03,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:04,193 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:04,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:04,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 146 states and 219 transitions. [2023-11-19 03:11:04,638 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 219 transitions. [2023-11-19 03:11:04,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:11:04,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:04,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:05,102 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:06,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:06,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 151 states and 236 transitions. [2023-11-19 03:11:06,994 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 236 transitions. [2023-11-19 03:11:06,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:11:06,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:06,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:07,017 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:11:08,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:08,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 155 states and 243 transitions. [2023-11-19 03:11:08,530 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 243 transitions. [2023-11-19 03:11:08,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:11:08,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:08,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:08,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:08,602 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:09,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:09,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 156 states and 243 transitions. [2023-11-19 03:11:09,171 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 243 transitions. [2023-11-19 03:11:09,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:11:09,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:09,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:09,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:09,203 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:11:09,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:09,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 158 states and 247 transitions. [2023-11-19 03:11:09,719 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 247 transitions. [2023-11-19 03:11:09,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:11:09,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:09,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:09,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:09,744 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:11:10,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:10,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 159 states and 247 transitions. [2023-11-19 03:11:10,352 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 247 transitions. [2023-11-19 03:11:10,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:11:10,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:10,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:10,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:10,437 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:11,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:11,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 161 states and 248 transitions. [2023-11-19 03:11:11,061 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 248 transitions. [2023-11-19 03:11:11,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:11:11,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:11,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:11,081 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:11:11,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:11,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 160 states and 246 transitions. [2023-11-19 03:11:11,391 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 246 transitions. [2023-11-19 03:11:11,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:11:11,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:11,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:11,470 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.