./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eeee6bfce8612e4c7a8797e69f7e2696f4f49417b2ea41e83d66cf7e8ad61db4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:42,008 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:42,095 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:47:42,101 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:47:42,102 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:47:42,130 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:42,131 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:42,132 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:42,133 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:42,133 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:42,134 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:42,135 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:42,135 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:42,136 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:47:42,136 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:42,137 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:42,138 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:42,138 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:42,139 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:42,140 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:42,140 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:42,141 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:42,142 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:42,142 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:42,143 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:42,144 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:42,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:42,145 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:42,146 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:42,146 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:42,147 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:47:42,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:47:42,148 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:42,149 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_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eeee6bfce8612e4c7a8797e69f7e2696f4f49417b2ea41e83d66cf7e8ad61db4 [2023-11-19 02:47:42,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:42,483 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:42,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:42,488 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:42,488 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:42,490 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-2.c [2023-11-19 02:47:45,775 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:46,599 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:46,600 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-2.c [2023-11-19 02:47:46,660 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/bin/ukojak-verify-G8NBE6pJGL/data/6125c692c/340dbc0280054e9e9cb19f465a97a0b6/FLAG1ab409ad1 [2023-11-19 02:47:46,681 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/bin/ukojak-verify-G8NBE6pJGL/data/6125c692c/340dbc0280054e9e9cb19f465a97a0b6 [2023-11-19 02:47:46,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:46,691 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:46,696 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:46,696 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:46,702 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:46,705 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:46" (1/1) ... [2023-11-19 02:47:46,708 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@528b8893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:46, skipping insertion in model container [2023-11-19 02:47:46,708 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:46" (1/1) ... [2023-11-19 02:47:47,075 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:49,546 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_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-2.c[380593,380606] [2023-11-19 02:47:49,586 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_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-2.c[383339,383352] [2023-11-19 02:47:49,757 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:49,767 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:51,165 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_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-2.c[380593,380606] [2023-11-19 02:47:51,172 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_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/sv-benchmarks/c/combinations/Problem05_label49+token_ring.01.cil-2.c[383339,383352] [2023-11-19 02:47:51,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:51,285 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:51,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:51 WrapperNode [2023-11-19 02:47:51,286 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:51,287 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:51,287 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:51,288 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:51,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:51" (1/1) ... [2023-11-19 02:47:51,400 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:51" (1/1) ... [2023-11-19 02:47:51,981 INFO L138 Inliner]: procedures = 46, calls = 45, calls flagged for inlining = 23, calls inlined = 23, statements flattened = 12574 [2023-11-19 02:47:51,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:51,982 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:51,983 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:51,983 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:51,992 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:51" (1/1) ... [2023-11-19 02:47:51,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:51" (1/1) ... [2023-11-19 02:47:52,053 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:51" (1/1) ... [2023-11-19 02:47:52,053 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:51" (1/1) ... [2023-11-19 02:47:52,285 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:51" (1/1) ... [2023-11-19 02:47:52,331 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:51" (1/1) ... [2023-11-19 02:47:52,409 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:51" (1/1) ... [2023-11-19 02:47:52,429 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:51" (1/1) ... [2023-11-19 02:47:52,621 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:52,622 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:52,622 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:52,623 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:52,623 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:51" (1/1) ... [2023-11-19 02:47:52,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:52,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:52,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:52,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff91e0ab-90a4-4cfa-b9c0-ede70f4c8050/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:52,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:52,690 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-19 02:47:52,690 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-19 02:47:52,691 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 02:47:52,691 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 02:47:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 02:47:52,692 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 02:47:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 02:47:52,692 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 02:47:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 02:47:52,692 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 02:47:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 02:47:52,693 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 02:47:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:47:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 02:47:52,695 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 02:47:52,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:52,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:52,839 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:52,842 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:48:02,347 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:48:04,970 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:48:04,971 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 02:48:04,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:04 BoogieIcfgContainer [2023-11-19 02:48:04,995 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:48:04,996 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:48:04,996 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:48:05,008 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:48:05,008 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:04" (1/1) ... [2023-11-19 02:48:05,018 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:48:05,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:05,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3379 states to 1718 states and 3379 transitions. [2023-11-19 02:48:05,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 3379 transitions. [2023-11-19 02:48:05,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:48:05,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:05,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:05,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:05,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:05,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 1722 states and 3385 transitions. [2023-11-19 02:48:05,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 3385 transitions. [2023-11-19 02:48:05,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:48:05,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:05,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:05,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:05,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:05,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 1723 states and 3385 transitions. [2023-11-19 02:48:05,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 3385 transitions. [2023-11-19 02:48:05,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:48:05,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:05,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:06,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:06,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:06,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 1731 states and 3399 transitions. [2023-11-19 02:48:06,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 3399 transitions. [2023-11-19 02:48:06,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:48:06,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:06,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:06,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:06,476 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:06,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:06,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 1744 states and 3426 transitions. [2023-11-19 02:48:06,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 3426 transitions. [2023-11-19 02:48:06,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:48:06,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:06,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:07,080 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:48:07,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:07,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 1747 states and 3431 transitions. [2023-11-19 02:48:07,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3431 transitions. [2023-11-19 02:48:07,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:48:07,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:07,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:07,746 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:48:07,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:07,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1745 states and 3426 transitions. [2023-11-19 02:48:07,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3426 transitions. [2023-11-19 02:48:07,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:48:07,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:07,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:07,934 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:48:07,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:07,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 1742 states and 3418 transitions. [2023-11-19 02:48:07,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3418 transitions. [2023-11-19 02:48:07,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:48:07,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:07,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:08,307 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:10,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:10,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1755 states and 3445 transitions. [2023-11-19 02:48:10,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3445 transitions. [2023-11-19 02:48:10,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:48:10,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:10,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:10,237 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:48:10,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:10,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1757 states and 3451 transitions. [2023-11-19 02:48:10,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3451 transitions. [2023-11-19 02:48:10,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:48:10,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:10,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:10,811 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:48:10,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:10,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3483 states to 1754 states and 3442 transitions. [2023-11-19 02:48:10,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3442 transitions. [2023-11-19 02:48:10,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:48:10,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:10,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:10,912 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:48:11,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:11,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 1758 states and 3448 transitions. [2023-11-19 02:48:11,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3448 transitions. [2023-11-19 02:48:11,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:48:11,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:11,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:11,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:11,073 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:11,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:11,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1758 states and 3447 transitions. [2023-11-19 02:48:11,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3447 transitions. [2023-11-19 02:48:11,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:48:11,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:11,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:11,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:11,151 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:48:11,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:11,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 1760 states and 3451 transitions. [2023-11-19 02:48:11,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3451 transitions. [2023-11-19 02:48:11,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:11,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:11,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:11,269 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:11,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:11,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 1771 states and 3469 transitions. [2023-11-19 02:48:11,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 3469 transitions. [2023-11-19 02:48:11,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:48:11,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:11,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:11,965 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:48:12,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:12,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3519 states to 1775 states and 3476 transitions. [2023-11-19 02:48:12,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3476 transitions. [2023-11-19 02:48:12,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:48:12,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:12,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:12,484 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:48:12,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:12,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 1777 states and 3479 transitions. [2023-11-19 02:48:12,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3479 transitions. [2023-11-19 02:48:12,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:48:12,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:12,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:12,671 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:48:12,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:12,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3523 states to 1778 states and 3480 transitions. [2023-11-19 02:48:12,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3480 transitions. [2023-11-19 02:48:12,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:48:12,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:12,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:12,765 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 02:48:12,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:12,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 1780 states and 3482 transitions. [2023-11-19 02:48:12,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3482 transitions. [2023-11-19 02:48:12,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:48:12,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:12,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:12,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:12,927 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:48:12,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:12,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 1784 states and 3490 transitions. [2023-11-19 02:48:12,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3490 transitions. [2023-11-19 02:48:12,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:48:12,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:12,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:13,193 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:48:13,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:13,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 1791 states and 3506 transitions. [2023-11-19 02:48:13,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3506 transitions. [2023-11-19 02:48:13,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:48:13,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:13,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:13,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:13,812 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:48:15,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:15,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 1798 states and 3527 transitions. [2023-11-19 02:48:15,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3527 transitions. [2023-11-19 02:48:15,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:48:15,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:15,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:15,419 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:48:15,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:15,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3595 states to 1800 states and 3532 transitions. [2023-11-19 02:48:15,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 3532 transitions. [2023-11-19 02:48:15,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:48:15,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:15,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:15,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:15,774 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:48:15,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:15,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1798 states and 3526 transitions. [2023-11-19 02:48:15,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3526 transitions. [2023-11-19 02:48:15,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:48:15,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:15,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:15,881 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:48:15,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:15,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 1794 states and 3515 transitions. [2023-11-19 02:48:15,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3515 transitions. [2023-11-19 02:48:15,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:48:15,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:15,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:15,956 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 02:48:16,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:16,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 1795 states and 3515 transitions. [2023-11-19 02:48:16,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 3515 transitions. [2023-11-19 02:48:16,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:48:16,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:16,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:16,133 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:48:16,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:16,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 1804 states and 3531 transitions. [2023-11-19 02:48:16,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 3531 transitions. [2023-11-19 02:48:16,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:48:16,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:16,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:16,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:16,949 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:48:16,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:16,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 1806 states and 3535 transitions. [2023-11-19 02:48:16,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3535 transitions. [2023-11-19 02:48:16,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 02:48:16,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:16,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:17,035 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:48:17,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:18,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 1811 states and 3546 transitions. [2023-11-19 02:48:18,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3546 transitions. [2023-11-19 02:48:18,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 02:48:18,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:18,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:18,040 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:48:18,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:18,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3609 states to 1815 states and 3552 transitions. [2023-11-19 02:48:18,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3552 transitions. [2023-11-19 02:48:18,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 02:48:18,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:18,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:18,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:18,566 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:48:19,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:19,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3633 states to 1827 states and 3576 transitions. [2023-11-19 02:48:19,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 3576 transitions. [2023-11-19 02:48:19,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 02:48:19,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:19,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:19,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:19,805 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 02:48:20,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:20,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3635 states to 1829 states and 3578 transitions. [2023-11-19 02:48:20,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 3578 transitions. [2023-11-19 02:48:20,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 02:48:20,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:20,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:20,470 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:48:20,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:20,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 1834 states and 3587 transitions. [2023-11-19 02:48:20,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3587 transitions. [2023-11-19 02:48:20,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 02:48:20,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:20,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:20,985 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 02:48:21,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:21,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3643 states to 1834 states and 3586 transitions. [2023-11-19 02:48:21,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3586 transitions. [2023-11-19 02:48:21,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 02:48:21,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:21,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:21,866 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 02:48:22,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:22,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 1836 states and 3588 transitions. [2023-11-19 02:48:22,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3588 transitions. [2023-11-19 02:48:22,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 02:48:22,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:22,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:22,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:22,226 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:48:23,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:23,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 1843 states and 3602 transitions. [2023-11-19 02:48:23,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 3602 transitions. [2023-11-19 02:48:23,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 02:48:23,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:23,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:23,176 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:48:23,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:23,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3665 states to 1847 states and 3608 transitions. [2023-11-19 02:48:23,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 3608 transitions. [2023-11-19 02:48:23,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 02:48:23,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:23,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:23,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:23,800 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 02:48:24,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:24,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3675 states to 1853 states and 3618 transitions. [2023-11-19 02:48:24,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3618 transitions. [2023-11-19 02:48:24,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 02:48:24,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:24,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:24,397 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 02:48:24,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:24,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 1859 states and 3629 transitions. [2023-11-19 02:48:24,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 3629 transitions. [2023-11-19 02:48:24,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 02:48:24,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:24,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:24,561 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:48:25,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:25,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3689 states to 1861 states and 3632 transitions. [2023-11-19 02:48:25,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 3632 transitions. [2023-11-19 02:48:25,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 02:48:25,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:25,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:25,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:25,176 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 02:48:25,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:25,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 1866 states and 3641 transitions. [2023-11-19 02:48:25,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3641 transitions. [2023-11-19 02:48:25,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 02:48:25,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:25,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:25,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:25,483 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:48:26,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:26,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 1870 states and 3647 transitions. [2023-11-19 02:48:26,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 3647 transitions. [2023-11-19 02:48:26,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 02:48:26,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:26,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:26,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:26,285 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked.