./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-15/array15_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_bd64e29d-9ff0-415e-bfe1-62943e09d8ce/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd64e29d-9ff0-415e-bfe1-62943e09d8ce/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd64e29d-9ff0-415e-bfe1-62943e09d8ce/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd64e29d-9ff0-415e-bfe1-62943e09d8ce/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-15/array15_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd64e29d-9ff0-415e-bfe1-62943e09d8ce/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd64e29d-9ff0-415e-bfe1-62943e09d8ce/bin/ukojak-verify-afCqCEvfdi --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 64bit --witnessprinter.graph.data.programhash 00e68ac4f80be925b23bb57b8164307bcf507e35ce753b52ea66514fcb8cc207 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:05:14,101 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:05:14,257 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd64e29d-9ff0-415e-bfe1-62943e09d8ce/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 23:05:14,271 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:05:14,274 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:05:14,322 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:05:14,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:05:14,326 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:05:14,328 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:05:14,335 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:05:14,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:05:14,337 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:05:14,338 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:05:14,340 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:05:14,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:05:14,342 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:05:14,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:05:14,343 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:05:14,344 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:05:14,344 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:05:14,345 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:05:14,347 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:05:14,347 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:05:14,348 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:05:14,349 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:05:14,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:14,350 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:05:14,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:05:14,352 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:05:14,352 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:05:14,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:05:14,354 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:05:14,355 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_bd64e29d-9ff0-415e-bfe1-62943e09d8ce/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd64e29d-9ff0-415e-bfe1-62943e09d8ce/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00e68ac4f80be925b23bb57b8164307bcf507e35ce753b52ea66514fcb8cc207 [2023-11-24 23:05:14,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:05:14,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:05:14,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:05:14,764 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:05:14,765 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:05:14,766 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd64e29d-9ff0-415e-bfe1-62943e09d8ce/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/termination-15/array15_alloca.i [2023-11-24 23:05:18,052 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:05:18,322 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:05:18,323 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd64e29d-9ff0-415e-bfe1-62943e09d8ce/sv-benchmarks/c/termination-15/array15_alloca.i [2023-11-24 23:05:18,335 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd64e29d-9ff0-415e-bfe1-62943e09d8ce/bin/ukojak-verify-afCqCEvfdi/data/7a05a72ec/3f1a257060d04507abec605d4783d527/FLAGf1958cefc [2023-11-24 23:05:18,352 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd64e29d-9ff0-415e-bfe1-62943e09d8ce/bin/ukojak-verify-afCqCEvfdi/data/7a05a72ec/3f1a257060d04507abec605d4783d527 [2023-11-24 23:05:18,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:05:18,356 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:05:18,358 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:18,358 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:05:18,364 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:05:18,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:18" (1/1) ... [2023-11-24 23:05:18,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8bb2b39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:18, skipping insertion in model container [2023-11-24 23:05:18,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:18" (1/1) ... [2023-11-24 23:05:18,408 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:05:18,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:18,801 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:05:18,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:18,887 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:05:18,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:18 WrapperNode [2023-11-24 23:05:18,888 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:18,889 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:18,890 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:05:18,890 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:05:18,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:18" (1/1) ... [2023-11-24 23:05:18,911 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:18" (1/1) ... [2023-11-24 23:05:18,933 INFO L138 Inliner]: procedures = 151, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 63 [2023-11-24 23:05:18,934 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:18,935 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:05:18,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:05:18,935 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:05:18,944 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:18" (1/1) ... [2023-11-24 23:05:18,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:18" (1/1) ... [2023-11-24 23:05:18,947 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:18" (1/1) ... [2023-11-24 23:05:18,947 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:18" (1/1) ... [2023-11-24 23:05:18,952 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:18" (1/1) ... [2023-11-24 23:05:18,956 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:18" (1/1) ... [2023-11-24 23:05:18,957 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:18" (1/1) ... [2023-11-24 23:05:18,959 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:18" (1/1) ... [2023-11-24 23:05:18,961 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:05:18,962 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:05:18,962 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:05:18,962 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:05:18,963 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:18" (1/1) ... [2023-11-24 23:05:18,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:18,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd64e29d-9ff0-415e-bfe1-62943e09d8ce/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:05:19,001 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd64e29d-9ff0-415e-bfe1-62943e09d8ce/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:05:19,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd64e29d-9ff0-415e-bfe1-62943e09d8ce/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:05:19,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:05:19,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:05:19,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:05:19,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:05:19,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:05:19,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:05:19,171 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:05:19,173 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:05:19,341 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:05:19,414 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:05:19,414 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:05:19,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:19 BoogieIcfgContainer [2023-11-24 23:05:19,416 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:05:19,418 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:05:19,418 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:05:19,431 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:05:19,431 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:05:19" (1/1) ... [2023-11-24 23:05:19,442 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:05:19,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:19,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-24 23:05:19,503 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-24 23:05:19,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:05:19,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:19,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:19,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:19,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:19,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2023-11-24 23:05:19,928 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-24 23:05:19,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:05:19,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:19,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:20,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:20,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:20,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-11-24 23:05:20,085 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-11-24 23:05:20,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:05:20,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:20,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:20,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:20,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:20,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2023-11-24 23:05:20,357 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2023-11-24 23:05:20,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:05:20,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:20,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:20,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:20,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:20,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:20,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2023-11-24 23:05:20,498 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2023-11-24 23:05:20,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:05:20,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:20,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:20,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:20,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:20,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:20,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2023-11-24 23:05:20,604 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2023-11-24 23:05:20,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:05:20,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:20,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:20,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:20,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:20,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:20,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2023-11-24 23:05:20,671 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2023-11-24 23:05:20,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:05:20,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:20,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:20,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:20,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:20,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:20,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2023-11-24 23:05:20,967 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2023-11-24 23:05:20,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:05:20,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:20,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:21,077 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:21,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:21,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2023-11-24 23:05:21,336 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2023-11-24 23:05:21,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:05:21,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:21,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:21,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:21,399 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:21,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:21,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2023-11-24 23:05:21,508 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2023-11-24 23:05:21,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:05:21,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:21,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:21,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:21,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:21,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 47 transitions. [2023-11-24 23:05:21,707 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2023-11-24 23:05:21,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:05:21,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:21,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:21,806 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:21,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:21,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2023-11-24 23:05:21,917 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2023-11-24 23:05:21,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:05:21,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:21,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:21,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:22,077 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:22,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:22,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2023-11-24 23:05:22,119 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2023-11-24 23:05:22,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:05:22,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:22,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:22,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:22,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:22,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2023-11-24 23:05:22,334 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2023-11-24 23:05:22,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:05:22,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:22,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:22,487 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:22,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:22,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2023-11-24 23:05:22,726 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2023-11-24 23:05:22,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:05:22,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:22,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:22,894 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:23,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:23,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2023-11-24 23:05:23,310 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2023-11-24 23:05:23,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:05:23,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:23,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:23,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:23,439 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:23,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:23,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2023-11-24 23:05:23,671 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2023-11-24 23:05:23,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:05:23,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:23,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:23,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:23,881 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:24,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:24,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2023-11-24 23:05:24,156 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2023-11-24 23:05:24,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:05:24,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:24,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:24,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:24,362 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:24,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:24,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2023-11-24 23:05:24,655 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2023-11-24 23:05:24,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:05:24,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:24,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:24,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:24,895 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:25,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:25,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 79 transitions. [2023-11-24 23:05:25,642 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 79 transitions. [2023-11-24 23:05:25,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:05:25,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:25,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:25,899 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:26,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:26,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 85 transitions. [2023-11-24 23:05:26,259 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 85 transitions. [2023-11-24 23:05:26,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:05:26,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:26,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:26,667 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:28,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:28,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 62 states and 105 transitions. [2023-11-24 23:05:28,751 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 105 transitions. [2023-11-24 23:05:28,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:05:28,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:28,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:29,096 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:29,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:29,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 65 states and 112 transitions. [2023-11-24 23:05:29,528 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 112 transitions. [2023-11-24 23:05:29,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:05:29,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:29,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:29,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:29,787 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:05:30,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:30,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 69 states and 117 transitions. [2023-11-24 23:05:30,531 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 117 transitions. [2023-11-24 23:05:30,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:05:30,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:30,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:30,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:30,692 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:05:30,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:30,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 71 states and 120 transitions. [2023-11-24 23:05:30,954 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 120 transitions. [2023-11-24 23:05:30,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:05:30,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:30,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:31,317 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:31,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:31,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 74 states and 127 transitions. [2023-11-24 23:05:31,840 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 127 transitions. [2023-11-24 23:05:31,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:05:31,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:31,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:32,116 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:05:33,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:33,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 78 states and 133 transitions. [2023-11-24 23:05:33,009 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 133 transitions. [2023-11-24 23:05:33,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:05:33,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:33,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:33,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:33,189 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:05:33,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:33,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 80 states and 136 transitions. [2023-11-24 23:05:33,462 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 136 transitions. [2023-11-24 23:05:33,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:05:33,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:33,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:33,842 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:34,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:34,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 83 states and 143 transitions. [2023-11-24 23:05:34,325 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 143 transitions. [2023-11-24 23:05:34,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:05:34,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:34,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:34,876 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 22 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:37,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:37,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 95 states and 168 transitions. [2023-11-24 23:05:37,997 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 168 transitions. [2023-11-24 23:05:37,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:05:37,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:38,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:38,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:38,452 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:39,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:39,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 98 states and 176 transitions. [2023-11-24 23:05:39,076 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 176 transitions. [2023-11-24 23:05:39,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:05:39,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:39,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:39,424 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:05:40,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:40,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 102 states and 182 transitions. [2023-11-24 23:05:40,358 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 182 transitions. [2023-11-24 23:05:40,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:05:40,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:40,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:40,623 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:05:40,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:40,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 104 states and 185 transitions. [2023-11-24 23:05:40,996 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 185 transitions. [2023-11-24 23:05:40,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:05:40,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:40,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:41,530 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:42,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:42,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 107 states and 193 transitions. [2023-11-24 23:05:42,200 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 193 transitions. [2023-11-24 23:05:42,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:05:42,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:42,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:42,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:42,762 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:43,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:43,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 110 states and 201 transitions. [2023-11-24 23:05:43,464 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 201 transitions. [2023-11-24 23:05:43,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:05:43,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:43,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:43,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:44,202 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 36 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:49,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:49,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 126 states and 234 transitions. [2023-11-24 23:05:49,032 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 234 transitions. [2023-11-24 23:05:49,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:05:49,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:49,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:49,258 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2023-11-24 23:05:51,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:51,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 128 states and 236 transitions. [2023-11-24 23:05:51,770 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 236 transitions. [2023-11-24 23:05:51,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:05:51,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:51,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:52,386 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:53,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:53,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 131 states and 245 transitions. [2023-11-24 23:05:53,144 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 245 transitions. [2023-11-24 23:05:53,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:05:53,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:53,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:53,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:53,547 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-24 23:05:54,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:54,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 135 states and 251 transitions. [2023-11-24 23:05:54,746 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 251 transitions. [2023-11-24 23:05:54,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:05:54,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:54,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:55,031 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-24 23:05:55,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:55,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 137 states and 254 transitions. [2023-11-24 23:05:55,409 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 254 transitions. [2023-11-24 23:05:55,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:05:55,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:55,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:56,116 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:56,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:56,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 140 states and 263 transitions. [2023-11-24 23:05:56,943 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 263 transitions. [2023-11-24 23:05:56,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:05:56,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:56,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:57,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:57,837 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 54 proven. 52 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:04,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:04,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 160 states and 302 transitions. [2023-11-24 23:06:04,712 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 302 transitions. [2023-11-24 23:06:04,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:06:04,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:04,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:04,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:05,501 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.