./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/mlceu2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/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_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/mlceu2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5f6dc88ffbc484195ca6ca04cd67e8542305d5e0e0d9b35d5440f9c4d427d3ec --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:12:35,185 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:12:35,311 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:12:35,319 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:12:35,320 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:12:35,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:12:35,363 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:12:35,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:12:35,365 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:12:35,373 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:12:35,373 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:12:35,374 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:12:35,374 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:12:35,376 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:12:35,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:12:35,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:12:35,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:12:35,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:12:35,379 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:12:35,379 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:12:35,380 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:12:35,380 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:12:35,381 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:12:35,381 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:12:35,382 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:12:35,383 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:12:35,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:35,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:12:35,384 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:12:35,384 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:12:35,384 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:12:35,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:12:35,385 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:12:35,385 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_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f6dc88ffbc484195ca6ca04cd67e8542305d5e0e0d9b35d5440f9c4d427d3ec [2023-11-19 03:12:35,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:12:35,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:12:35,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:12:35,785 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:12:35,785 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:12:35,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-tiling/mlceu2.c [2023-11-19 03:12:38,997 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:12:39,242 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:12:39,243 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/sv-benchmarks/c/array-tiling/mlceu2.c [2023-11-19 03:12:39,250 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/bin/ukojak-verify-G8NBE6pJGL/data/d5a9cbe67/9ae0772bae5a4acf9ca8e5491841feb4/FLAG79091227b [2023-11-19 03:12:39,267 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/bin/ukojak-verify-G8NBE6pJGL/data/d5a9cbe67/9ae0772bae5a4acf9ca8e5491841feb4 [2023-11-19 03:12:39,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:12:39,272 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:12:39,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:39,274 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:12:39,279 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:12:39,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:39" (1/1) ... [2023-11-19 03:12:39,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ced1935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:39, skipping insertion in model container [2023-11-19 03:12:39,283 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:39" (1/1) ... [2023-11-19 03:12:39,307 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:12:39,574 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/sv-benchmarks/c/array-tiling/mlceu2.c[397,410] [2023-11-19 03:12:39,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:39,610 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:12:39,625 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/sv-benchmarks/c/array-tiling/mlceu2.c[397,410] [2023-11-19 03:12:39,636 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:39,657 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:12:39,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:39 WrapperNode [2023-11-19 03:12:39,657 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:39,660 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:39,660 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:12:39,660 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:12:39,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:39" (1/1) ... [2023-11-19 03:12:39,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:39" (1/1) ... [2023-11-19 03:12:39,697 INFO L138 Inliner]: procedures = 16, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 50 [2023-11-19 03:12:39,698 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:39,699 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:12:39,699 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:12:39,699 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:12:39,709 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:39" (1/1) ... [2023-11-19 03:12:39,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:39" (1/1) ... [2023-11-19 03:12:39,721 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:39" (1/1) ... [2023-11-19 03:12:39,722 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:39" (1/1) ... [2023-11-19 03:12:39,733 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:39" (1/1) ... [2023-11-19 03:12:39,749 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:39" (1/1) ... [2023-11-19 03:12:39,753 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:39" (1/1) ... [2023-11-19 03:12:39,754 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:39" (1/1) ... [2023-11-19 03:12:39,756 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:12:39,763 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:12:39,763 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:12:39,763 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:12:39,764 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:39" (1/1) ... [2023-11-19 03:12:39,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:39,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:12:39,794 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:12:39,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0f3d22c-c7fb-49c5-9a23-ccb44013d58a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:12:39,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:12:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:12:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:12:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:12:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:12:39,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:12:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:12:39,917 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:12:39,919 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:12:40,107 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:12:40,147 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:12:40,147 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:12:40,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:40 BoogieIcfgContainer [2023-11-19 03:12:40,152 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:12:40,153 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:12:40,153 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:12:40,164 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:12:40,174 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:40" (1/1) ... [2023-11-19 03:12:40,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:12:40,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:40,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2023-11-19 03:12:40,269 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2023-11-19 03:12:40,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:12:40,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:40,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:40,530 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 03:12:40,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:40,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2023-11-19 03:12:40,578 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2023-11-19 03:12:40,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:12:40,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:40,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:40,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:40,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:40,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:40,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2023-11-19 03:12:40,852 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2023-11-19 03:12:40,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:12:40,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:40,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:41,616 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:42,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:42,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2023-11-19 03:12:42,259 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2023-11-19 03:12:42,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:12:42,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:42,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:42,695 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:43,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:43,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 19 states and 33 transitions. [2023-11-19 03:12:43,156 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 33 transitions. [2023-11-19 03:12:43,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:12:43,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:43,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:43,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:43,876 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:44,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:44,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 21 states and 36 transitions. [2023-11-19 03:12:44,484 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 36 transitions. [2023-11-19 03:12:44,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:12:44,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:44,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:44,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:44,835 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 03:12:45,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:45,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 26 states and 51 transitions. [2023-11-19 03:12:45,708 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 51 transitions. [2023-11-19 03:12:45,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:12:45,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:45,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:46,330 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 03:12:46,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:46,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 27 states and 54 transitions. [2023-11-19 03:12:46,767 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 54 transitions. [2023-11-19 03:12:46,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:12:46,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:46,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:46,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:47,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:47,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:47,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 27 states and 53 transitions. [2023-11-19 03:12:47,387 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 53 transitions. [2023-11-19 03:12:47,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:12:47,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:47,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:47,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:48,120 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:48,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:48,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 28 states and 56 transitions. [2023-11-19 03:12:48,596 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 56 transitions. [2023-11-19 03:12:48,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:12:48,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:48,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:48,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:49,024 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:49,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:49,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 28 states and 55 transitions. [2023-11-19 03:12:49,446 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 55 transitions. [2023-11-19 03:12:49,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:12:49,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:49,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:49,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:50,184 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:50,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:50,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 29 states and 58 transitions. [2023-11-19 03:12:50,702 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 58 transitions. [2023-11-19 03:12:50,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:12:50,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:50,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:50,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:51,013 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:53,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:53,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 37 states and 77 transitions. [2023-11-19 03:12:53,274 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 77 transitions. [2023-11-19 03:12:53,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:12:53,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:53,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:53,780 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:54,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:54,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 37 states and 76 transitions. [2023-11-19 03:12:54,326 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 76 transitions. [2023-11-19 03:12:54,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:12:54,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:54,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:54,395 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:54,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:54,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 38 states and 79 transitions. [2023-11-19 03:12:54,732 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 79 transitions. [2023-11-19 03:12:54,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:12:54,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:54,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:54,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:55,680 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:56,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:56,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 39 states and 82 transitions. [2023-11-19 03:12:56,273 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 82 transitions. [2023-11-19 03:12:56,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:12:56,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:56,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:56,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:56,790 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:59,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:59,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 46 states and 100 transitions. [2023-11-19 03:12:59,344 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 100 transitions. [2023-11-19 03:12:59,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:12:59,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:59,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:59,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:00,475 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:01,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:01,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 47 states and 104 transitions. [2023-11-19 03:13:01,153 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 104 transitions. [2023-11-19 03:13:01,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:13:01,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:01,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:01,282 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:01,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:01,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 48 states and 106 transitions. [2023-11-19 03:13:01,641 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 106 transitions. [2023-11-19 03:13:01,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:13:01,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:01,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:02,310 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:03,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:03,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 48 states and 105 transitions. [2023-11-19 03:13:03,003 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 105 transitions. [2023-11-19 03:13:03,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:13:03,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:03,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:03,893 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:04,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:04,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 48 states and 104 transitions. [2023-11-19 03:13:04,961 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 104 transitions. [2023-11-19 03:13:04,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:13:04,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:04,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:06,243 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:07,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:07,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 49 states and 108 transitions. [2023-11-19 03:13:07,096 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 108 transitions. [2023-11-19 03:13:07,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:13:07,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:07,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:07,842 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:08,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:08,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 49 states and 107 transitions. [2023-11-19 03:13:08,563 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 107 transitions. [2023-11-19 03:13:08,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:13:08,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:08,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:08,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:08,738 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:09,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:09,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 50 states and 108 transitions. [2023-11-19 03:13:09,155 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 108 transitions. [2023-11-19 03:13:09,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:13:09,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:09,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:09,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:09,635 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:10,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:10,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 50 states and 107 transitions. [2023-11-19 03:13:10,304 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 107 transitions. [2023-11-19 03:13:10,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:13:10,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:10,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:10,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:11,739 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:12,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:12,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 51 states and 111 transitions. [2023-11-19 03:13:12,651 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 111 transitions. [2023-11-19 03:13:12,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:13:12,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:12,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:13,404 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:14,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:14,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 51 states and 110 transitions. [2023-11-19 03:13:14,164 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 110 transitions. [2023-11-19 03:13:14,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:13:14,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:14,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:14,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:14,574 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:17,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:17,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 58 states and 125 transitions. [2023-11-19 03:13:17,935 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 125 transitions. [2023-11-19 03:13:17,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:13:17,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:17,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:17,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:18,641 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:19,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:19,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 58 states and 124 transitions. [2023-11-19 03:13:19,668 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 124 transitions. [2023-11-19 03:13:19,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:13:19,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:19,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:19,777 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:20,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:20,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 59 states and 126 transitions. [2023-11-19 03:13:20,269 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 126 transitions. [2023-11-19 03:13:20,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:13:20,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:20,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:20,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:21,665 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.