./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.04.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_9b6f3991-6599-4aea-9b22-23347a1772e3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6f3991-6599-4aea-9b22-23347a1772e3/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_9b6f3991-6599-4aea-9b22-23347a1772e3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6f3991-6599-4aea-9b22-23347a1772e3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.04.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6f3991-6599-4aea-9b22-23347a1772e3/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_9b6f3991-6599-4aea-9b22-23347a1772e3/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 3add2c82410ff745811ed91690a644a775913a086eeabc1a421c899bac857c34 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:19:15,806 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:19:15,897 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6f3991-6599-4aea-9b22-23347a1772e3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:19:15,904 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:19:15,904 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:19:15,935 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:19:15,936 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:19:15,937 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:19:15,938 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:19:15,939 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:19:15,940 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:19:15,940 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:19:15,941 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:19:15,941 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:19:15,942 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:19:15,943 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:19:15,943 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:19:15,944 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:19:15,944 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:19:15,945 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:19:15,945 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:19:15,949 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:19:15,949 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:19:15,950 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:19:15,950 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:19:15,951 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:19:15,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:15,954 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:19:15,954 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:19:15,955 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:19:15,956 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:19:15,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:19:15,957 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:19:15,957 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_9b6f3991-6599-4aea-9b22-23347a1772e3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6f3991-6599-4aea-9b22-23347a1772e3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3add2c82410ff745811ed91690a644a775913a086eeabc1a421c899bac857c34 [2023-11-24 22:19:16,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:19:16,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:19:16,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:19:16,343 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:19:16,343 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:19:16,345 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6f3991-6599-4aea-9b22-23347a1772e3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.04.cil-2.c [2023-11-24 22:19:19,530 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:19:20,284 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:19:20,285 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6f3991-6599-4aea-9b22-23347a1772e3/sv-benchmarks/c/combinations/Problem05_label49+token_ring.04.cil-2.c [2023-11-24 22:19:20,351 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6f3991-6599-4aea-9b22-23347a1772e3/bin/ukojak-verify-afCqCEvfdi/data/c77dc15f3/15d2d58856344fff91884c19bfd0c003/FLAGe6deffbc2 [2023-11-24 22:19:20,369 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6f3991-6599-4aea-9b22-23347a1772e3/bin/ukojak-verify-afCqCEvfdi/data/c77dc15f3/15d2d58856344fff91884c19bfd0c003 [2023-11-24 22:19:20,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:19:20,379 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:19:20,381 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:20,381 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:19:20,386 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:19:20,387 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:20" (1/1) ... [2023-11-24 22:19:20,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30d884c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:20, skipping insertion in model container [2023-11-24 22:19:20,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:20" (1/1) ... [2023-11-24 22:19:20,720 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:19:22,926 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_9b6f3991-6599-4aea-9b22-23347a1772e3/sv-benchmarks/c/combinations/Problem05_label49+token_ring.04.cil-2.c[380593,380606] [2023-11-24 22:19:22,960 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_9b6f3991-6599-4aea-9b22-23347a1772e3/sv-benchmarks/c/combinations/Problem05_label49+token_ring.04.cil-2.c[383339,383352] [2023-11-24 22:19:23,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:23,248 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:19:24,569 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_9b6f3991-6599-4aea-9b22-23347a1772e3/sv-benchmarks/c/combinations/Problem05_label49+token_ring.04.cil-2.c[380593,380606] [2023-11-24 22:19:24,576 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_9b6f3991-6599-4aea-9b22-23347a1772e3/sv-benchmarks/c/combinations/Problem05_label49+token_ring.04.cil-2.c[383339,383352] [2023-11-24 22:19:24,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:24,699 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:19:24,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:24 WrapperNode [2023-11-24 22:19:24,700 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:24,701 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:24,702 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:19:24,702 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:19:24,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:24" (1/1) ... [2023-11-24 22:19:24,818 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:24" (1/1) ... [2023-11-24 22:19:25,256 INFO L138 Inliner]: procedures = 52, calls = 54, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 12754 [2023-11-24 22:19:25,256 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:25,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:19:25,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:19:25,257 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:19:25,267 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:24" (1/1) ... [2023-11-24 22:19:25,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:24" (1/1) ... [2023-11-24 22:19:25,320 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:24" (1/1) ... [2023-11-24 22:19:25,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:24" (1/1) ... [2023-11-24 22:19:25,573 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:24" (1/1) ... [2023-11-24 22:19:25,637 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:24" (1/1) ... [2023-11-24 22:19:25,659 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:24" (1/1) ... [2023-11-24 22:19:25,685 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:24" (1/1) ... [2023-11-24 22:19:25,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:19:25,795 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:19:25,795 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:19:25,795 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:19:25,796 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:24" (1/1) ... [2023-11-24 22:19:25,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:25,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6f3991-6599-4aea-9b22-23347a1772e3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:19:25,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6f3991-6599-4aea-9b22-23347a1772e3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:19:25,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6f3991-6599-4aea-9b22-23347a1772e3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:19:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:19:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-24 22:19:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-24 22:19:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-24 22:19:25,880 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-24 22:19:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-24 22:19:25,881 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-24 22:19:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-24 22:19:25,881 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-24 22:19:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-24 22:19:25,881 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-24 22:19:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-24 22:19:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-24 22:19:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-24 22:19:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-24 22:19:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:19:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:19:25,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:19:26,027 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:19:26,029 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:19:35,272 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:19:37,697 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:19:37,698 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-24 22:19:37,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:37 BoogieIcfgContainer [2023-11-24 22:19:37,701 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:19:37,702 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:19:37,702 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:19:37,713 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:19:37,713 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:37" (1/1) ... [2023-11-24 22:19:37,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:19:37,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:37,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 1754 states and 3436 transitions. [2023-11-24 22:19:37,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3436 transitions. [2023-11-24 22:19:37,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:19:37,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:37,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:38,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:38,313 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 22:19:38,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:38,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 1767 states and 3460 transitions. [2023-11-24 22:19:38,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 3460 transitions. [2023-11-24 22:19:38,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:19:38,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:38,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:38,657 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 22:19:38,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:38,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 1768 states and 3460 transitions. [2023-11-24 22:19:38,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 3460 transitions. [2023-11-24 22:19:38,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:19:38,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:38,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:38,799 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 22:19:38,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:38,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 1769 states and 3460 transitions. [2023-11-24 22:19:38,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3460 transitions. [2023-11-24 22:19:38,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:19:38,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:38,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:38,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:38,958 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 22:19:38,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:38,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 1770 states and 3460 transitions. [2023-11-24 22:19:38,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 3460 transitions. [2023-11-24 22:19:38,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:19:38,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:38,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:39,105 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 22:19:39,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:39,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 1771 states and 3460 transitions. [2023-11-24 22:19:39,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 3460 transitions. [2023-11-24 22:19:39,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:19:39,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:39,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:39,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:39,374 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 22:19:39,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:39,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 1780 states and 3477 transitions. [2023-11-24 22:19:39,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3477 transitions. [2023-11-24 22:19:39,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:19:39,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:39,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:39,687 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 22:19:39,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:39,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 1781 states and 3477 transitions. [2023-11-24 22:19:39,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3477 transitions. [2023-11-24 22:19:39,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:19:39,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:39,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:39,808 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 22:19:39,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:39,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 1782 states and 3477 transitions. [2023-11-24 22:19:39,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3477 transitions. [2023-11-24 22:19:39,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:19:39,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:39,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:39,992 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 22:19:40,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:40,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 1787 states and 3488 transitions. [2023-11-24 22:19:40,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 3488 transitions. [2023-11-24 22:19:40,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:19:40,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:40,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:40,301 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 22:19:40,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:40,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 1788 states and 3488 transitions. [2023-11-24 22:19:40,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3488 transitions. [2023-11-24 22:19:40,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:19:40,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:40,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:40,392 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 22:19:40,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:40,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 1796 states and 3502 transitions. [2023-11-24 22:19:40,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 3502 transitions. [2023-11-24 22:19:40,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:19:40,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:40,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:40,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:40,756 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 22:19:41,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:41,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1815 states and 3540 transitions. [2023-11-24 22:19:41,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3540 transitions. [2023-11-24 22:19:41,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:19:41,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:41,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:42,005 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 22:19:42,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:42,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 1817 states and 3545 transitions. [2023-11-24 22:19:42,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3545 transitions. [2023-11-24 22:19:42,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:19:42,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:42,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:43,070 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 22:19:44,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:44,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1828 states and 3568 transitions. [2023-11-24 22:19:44,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 3568 transitions. [2023-11-24 22:19:44,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:19:44,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:44,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:44,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:44,750 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 22:19:44,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:44,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 1829 states and 3569 transitions. [2023-11-24 22:19:44,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 3569 transitions. [2023-11-24 22:19:44,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:19:44,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:44,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:44,935 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 22:19:45,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:45,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3624 states to 1830 states and 3570 transitions. [2023-11-24 22:19:45,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3570 transitions. [2023-11-24 22:19:45,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:19:45,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:45,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:45,136 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 22:19:45,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:45,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 1831 states and 3571 transitions. [2023-11-24 22:19:45,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3571 transitions. [2023-11-24 22:19:45,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:19:45,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:45,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:45,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:45,344 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 22:19:45,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:45,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 1819 states and 3548 transitions. [2023-11-24 22:19:45,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3548 transitions. [2023-11-24 22:19:45,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:19:45,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:45,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:45,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:45,803 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 22:19:49,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:49,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3667 states to 1841 states and 3594 transitions. [2023-11-24 22:19:49,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3594 transitions. [2023-11-24 22:19:49,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:19:49,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:49,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:49,206 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 22:19:49,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:49,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3674 states to 1843 states and 3599 transitions. [2023-11-24 22:19:49,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 3599 transitions. [2023-11-24 22:19:49,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:19:49,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:49,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:49,619 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 22:19:51,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:51,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3700 states to 1854 states and 3623 transitions. [2023-11-24 22:19:51,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 3623 transitions. [2023-11-24 22:19:51,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:19:51,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:51,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:51,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:51,150 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 22:19:51,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:51,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 1855 states and 3624 transitions. [2023-11-24 22:19:51,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 3624 transitions. [2023-11-24 22:19:51,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:19:51,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:51,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:51,396 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 22:19:51,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:51,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 1856 states and 3625 transitions. [2023-11-24 22:19:51,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 3625 transitions. [2023-11-24 22:19:51,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:19:51,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:51,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:51,628 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 22:19:51,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:51,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 1857 states and 3626 transitions. [2023-11-24 22:19:51,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3626 transitions. [2023-11-24 22:19:51,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:19:51,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:51,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:51,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:51,894 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 22:19:51,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:51,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 1845 states and 3602 transitions. [2023-11-24 22:19:51,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 3602 transitions. [2023-11-24 22:19:51,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:19:51,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:51,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:52,531 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 22:19:57,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:57,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3758 states to 1871 states and 3658 transitions. [2023-11-24 22:19:57,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 3658 transitions. [2023-11-24 22:19:57,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:19:57,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:57,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:57,658 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 22:19:58,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:58,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3765 states to 1873 states and 3663 transitions. [2023-11-24 22:19:58,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 3663 transitions. [2023-11-24 22:19:58,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:19:58,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:58,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:58,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:58,237 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 22:20:00,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:00,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 1883 states and 3686 transitions. [2023-11-24 22:20:00,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3686 transitions. [2023-11-24 22:20:00,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:20:00,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:00,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:00,454 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 22:20:00,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:00,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3791 states to 1884 states and 3687 transitions. [2023-11-24 22:20:00,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3687 transitions. [2023-11-24 22:20:00,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:20:00,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:00,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:00,740 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 22:20:00,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:00,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1885 states and 3688 transitions. [2023-11-24 22:20:00,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 3688 transitions. [2023-11-24 22:20:00,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:20:00,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:00,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:01,015 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 22:20:01,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:01,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3791 states to 1885 states and 3687 transitions. [2023-11-24 22:20:01,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 3687 transitions. [2023-11-24 22:20:01,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:20:01,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:01,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:01,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:01,128 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 22:20:01,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:01,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1886 states and 3688 transitions. [2023-11-24 22:20:01,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 3688 transitions. [2023-11-24 22:20:01,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:20:01,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:01,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:01,457 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.