./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.02.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/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_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/bin/ukojak-verify-afCqCEvfdi --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 bd23dfa6335616d8eec5b9783c1f6df5ab0e74e3c379835195329e627de34889 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:05:35,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:05:35,237 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:05:35,243 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:05:35,244 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:05:35,267 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:05:35,268 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:05:35,268 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:05:35,269 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:05:35,270 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:05:35,271 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:05:35,271 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:05:35,272 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:05:35,272 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:05:35,273 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:05:35,273 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:05:35,274 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:05:35,274 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:05:35,275 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:05:35,275 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:05:35,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:05:35,280 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:05:35,281 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:05:35,281 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:05:35,282 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:05:35,282 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:05:35,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:35,283 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:05:35,284 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:05:35,284 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:05:35,285 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:05:35,285 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:05:35,286 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:05:35,286 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_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd23dfa6335616d8eec5b9783c1f6df5ab0e74e3c379835195329e627de34889 [2023-11-24 23:05:35,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:05:35,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:05:35,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:05:35,636 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:05:35,637 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:05:35,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.02.cil-1.c [2023-11-24 23:05:39,315 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:05:40,277 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:05:40,279 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/sv-benchmarks/c/combinations/Problem05_label40+token_ring.02.cil-1.c [2023-11-24 23:05:40,368 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/bin/ukojak-verify-afCqCEvfdi/data/00fb615fd/a5f07df6eaec4c359d74c525380c3ca4/FLAG9471df6fc [2023-11-24 23:05:40,391 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/bin/ukojak-verify-afCqCEvfdi/data/00fb615fd/a5f07df6eaec4c359d74c525380c3ca4 [2023-11-24 23:05:40,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:05:40,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:05:40,405 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:40,405 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:05:40,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:05:40,413 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:40" (1/1) ... [2023-11-24 23:05:40,415 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c0c189c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:40, skipping insertion in model container [2023-11-24 23:05:40,416 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:40" (1/1) ... [2023-11-24 23:05:40,783 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:05:43,706 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_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/sv-benchmarks/c/combinations/Problem05_label40+token_ring.02.cil-1.c[377069,377082] [2023-11-24 23:05:43,745 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_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/sv-benchmarks/c/combinations/Problem05_label40+token_ring.02.cil-1.c[383339,383352] [2023-11-24 23:05:43,974 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:43,990 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:05:45,465 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_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/sv-benchmarks/c/combinations/Problem05_label40+token_ring.02.cil-1.c[377069,377082] [2023-11-24 23:05:45,479 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_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/sv-benchmarks/c/combinations/Problem05_label40+token_ring.02.cil-1.c[383339,383352] [2023-11-24 23:05:45,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:45,608 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:05:45,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:45 WrapperNode [2023-11-24 23:05:45,609 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:45,611 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:45,611 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:05:45,612 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:05:45,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:45" (1/1) ... [2023-11-24 23:05:45,826 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:45" (1/1) ... [2023-11-24 23:05:46,278 INFO L138 Inliner]: procedures = 48, calls = 47, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 12628 [2023-11-24 23:05:46,279 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:46,280 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:05:46,280 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:05:46,280 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:05:46,292 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:45" (1/1) ... [2023-11-24 23:05:46,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:45" (1/1) ... [2023-11-24 23:05:46,476 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:45" (1/1) ... [2023-11-24 23:05:46,476 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:45" (1/1) ... [2023-11-24 23:05:46,873 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:45" (1/1) ... [2023-11-24 23:05:46,947 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:45" (1/1) ... [2023-11-24 23:05:47,030 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:45" (1/1) ... [2023-11-24 23:05:47,060 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:45" (1/1) ... [2023-11-24 23:05:47,151 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:05:47,153 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:05:47,153 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:05:47,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:05:47,155 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:45" (1/1) ... [2023-11-24 23:05:47,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:47,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:05:47,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:05:47,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c584d9e4-48ac-414a-9b4e-4aa662e51b3c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:05:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:05:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-24 23:05:47,244 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-24 23:05:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-24 23:05:47,245 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-24 23:05:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-24 23:05:47,245 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-24 23:05:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-24 23:05:47,246 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-24 23:05:47,246 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-24 23:05:47,246 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-24 23:05:47,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:05:47,247 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-24 23:05:47,247 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-24 23:05:47,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:05:47,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:05:47,373 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:05:47,376 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:05:59,043 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:06:01,666 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:06:01,667 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-24 23:06:01,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:01 BoogieIcfgContainer [2023-11-24 23:06:01,670 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:06:01,671 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:06:01,672 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:06:01,683 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:06:01,683 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:01" (1/1) ... [2023-11-24 23:06:01,691 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:06:01,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:01,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 1724 states and 3388 transitions. [2023-11-24 23:06:01,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3388 transitions. [2023-11-24 23:06:01,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:06:01,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:01,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:02,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:02,399 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 23:06:02,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:02,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1732 states and 3402 transitions. [2023-11-24 23:06:02,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 3402 transitions. [2023-11-24 23:06:02,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:06:02,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:02,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:02,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:02,791 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 23:06:02,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:02,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1733 states and 3402 transitions. [2023-11-24 23:06:02,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 3402 transitions. [2023-11-24 23:06:02,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:06:02,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:02,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:02,952 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 23:06:02,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:02,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1734 states and 3402 transitions. [2023-11-24 23:06:02,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3402 transitions. [2023-11-24 23:06:03,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:06:03,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:03,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:03,162 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 23:06:03,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:03,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 1737 states and 3407 transitions. [2023-11-24 23:06:03,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3407 transitions. [2023-11-24 23:06:03,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:06:03,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:03,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:03,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:03,491 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 23:06:03,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:03,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 1745 states and 3421 transitions. [2023-11-24 23:06:03,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3421 transitions. [2023-11-24 23:06:03,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:06:03,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:03,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:03,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:03,856 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:06:04,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:04,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 1758 states and 3447 transitions. [2023-11-24 23:06:04,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3447 transitions. [2023-11-24 23:06:04,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:06:04,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:04,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:04,871 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:06:05,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:05,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1763 states and 3458 transitions. [2023-11-24 23:06:05,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3458 transitions. [2023-11-24 23:06:05,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:06:05,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:05,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:05,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:05,892 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:06:06,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:06,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 1764 states and 3459 transitions. [2023-11-24 23:06:06,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3459 transitions. [2023-11-24 23:06:06,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:06:06,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:06,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:06,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:06,193 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:06:06,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:06,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1758 states and 3446 transitions. [2023-11-24 23:06:06,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3446 transitions. [2023-11-24 23:06:06,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:06:06,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:06,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:06,541 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:06:08,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:08,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 1774 states and 3480 transitions. [2023-11-24 23:06:08,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3480 transitions. [2023-11-24 23:06:08,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:06:08,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:08,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:08,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:08,961 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:06:09,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:09,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1779 states and 3492 transitions. [2023-11-24 23:06:09,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3492 transitions. [2023-11-24 23:06:09,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:06:09,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:09,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:09,727 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:06:09,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:09,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 1780 states and 3493 transitions. [2023-11-24 23:06:09,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3493 transitions. [2023-11-24 23:06:09,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:06:09,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:09,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:06:09,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:09,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3529 states to 1774 states and 3479 transitions. [2023-11-24 23:06:09,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3479 transitions. [2023-11-24 23:06:09,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:06:09,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:09,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:09,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:09,986 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:06:10,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:10,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1779 states and 3488 transitions. [2023-11-24 23:06:10,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3488 transitions. [2023-11-24 23:06:10,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:06:10,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:10,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:10,151 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:06:10,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:10,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 1779 states and 3487 transitions. [2023-11-24 23:06:10,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3487 transitions. [2023-11-24 23:06:10,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:06:10,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:10,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:10,219 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:06:10,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:10,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3541 states to 1781 states and 3491 transitions. [2023-11-24 23:06:10,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3491 transitions. [2023-11-24 23:06:10,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:06:10,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:10,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:10,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:10,289 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:06:10,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:10,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1783 states and 3494 transitions. [2023-11-24 23:06:10,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3494 transitions. [2023-11-24 23:06:10,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:06:10,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:10,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:10,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:10,424 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:06:11,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:11,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 1794 states and 3513 transitions. [2023-11-24 23:06:11,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3513 transitions. [2023-11-24 23:06:11,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:06:11,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:11,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:11,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:11,483 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:06:11,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:11,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 1796 states and 3517 transitions. [2023-11-24 23:06:11,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 3517 transitions. [2023-11-24 23:06:11,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:06:11,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:11,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:11,624 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:06:12,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:12,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 1810 states and 3546 transitions. [2023-11-24 23:06:12,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3546 transitions. [2023-11-24 23:06:12,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:06:12,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:12,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:12,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:12,462 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:06:12,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:12,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3604 states to 1812 states and 3549 transitions. [2023-11-24 23:06:12,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3549 transitions. [2023-11-24 23:06:12,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:06:12,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:12,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:12,679 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:06:13,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:13,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 1817 states and 3559 transitions. [2023-11-24 23:06:13,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3559 transitions. [2023-11-24 23:06:13,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:06:13,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:13,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:13,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:13,175 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:06:13,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:13,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 1819 states and 3562 transitions. [2023-11-24 23:06:13,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3562 transitions. [2023-11-24 23:06:13,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:06:13,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:13,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:13,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:13,348 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:06:13,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:13,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 1821 states and 3566 transitions. [2023-11-24 23:06:13,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 3566 transitions. [2023-11-24 23:06:13,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:06:13,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:13,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:13,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:13,528 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:06:13,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:13,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3624 states to 1823 states and 3569 transitions. [2023-11-24 23:06:13,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 3569 transitions. [2023-11-24 23:06:13,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:06:13,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:13,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:13,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:14,254 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:06:17,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:18,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 1844 states and 3610 transitions. [2023-11-24 23:06:18,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3610 transitions. [2023-11-24 23:06:18,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:06:18,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:18,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:18,200 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:06:18,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:18,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 1846 states and 3613 transitions. [2023-11-24 23:06:18,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 3613 transitions. [2023-11-24 23:06:18,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:06:18,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:18,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:18,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:18,416 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:06:18,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:18,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 1848 states and 3617 transitions. [2023-11-24 23:06:18,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 3617 transitions. [2023-11-24 23:06:18,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:06:18,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:18,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:18,546 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked.