./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b21508-a1f1-47de-8bc5-3293dfecd74c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b21508-a1f1-47de-8bc5-3293dfecd74c/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_29b21508-a1f1-47de-8bc5-3293dfecd74c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b21508-a1f1-47de-8bc5-3293dfecd74c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b21508-a1f1-47de-8bc5-3293dfecd74c/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_29b21508-a1f1-47de-8bc5-3293dfecd74c/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 d5746a53d1ab0f7d20d2e5362b7235e80167d7cee80ddadf160c57caf25829fe --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:16:46,169 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:16:46,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b21508-a1f1-47de-8bc5-3293dfecd74c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:16:46,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:16:46,252 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:16:46,277 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:16:46,278 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:16:46,279 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:16:46,280 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:16:46,281 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:16:46,282 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:16:46,282 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:16:46,283 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:16:46,284 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:16:46,284 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:16:46,285 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:16:46,286 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:16:46,286 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:16:46,287 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:16:46,288 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:16:46,288 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:16:46,289 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:16:46,290 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:16:46,290 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:16:46,291 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:16:46,291 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:16:46,292 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:16:46,292 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:16:46,293 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:16:46,294 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:16:46,294 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:16:46,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:16:46,295 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:16:46,296 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_29b21508-a1f1-47de-8bc5-3293dfecd74c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b21508-a1f1-47de-8bc5-3293dfecd74c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5746a53d1ab0f7d20d2e5362b7235e80167d7cee80ddadf160c57caf25829fe [2023-11-19 03:16:46,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:16:46,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:16:46,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:16:46,656 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:16:46,657 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:16:46,658 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b21508-a1f1-47de-8bc5-3293dfecd74c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c [2023-11-19 03:16:49,894 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:16:50,110 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:16:50,111 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b21508-a1f1-47de-8bc5-3293dfecd74c/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c [2023-11-19 03:16:50,127 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b21508-a1f1-47de-8bc5-3293dfecd74c/bin/ukojak-verify-G8NBE6pJGL/data/9e16082ec/17585d5c36134259a6dd369f24290ea7/FLAG1521d1d3d [2023-11-19 03:16:50,141 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b21508-a1f1-47de-8bc5-3293dfecd74c/bin/ukojak-verify-G8NBE6pJGL/data/9e16082ec/17585d5c36134259a6dd369f24290ea7 [2023-11-19 03:16:50,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:16:50,146 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:16:50,148 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:16:50,148 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:16:50,155 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:16:50,156 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,158 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f424de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50, skipping insertion in model container [2023-11-19 03:16:50,158 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,214 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:16:50,393 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_29b21508-a1f1-47de-8bc5-3293dfecd74c/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c[913,926] [2023-11-19 03:16:50,442 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_29b21508-a1f1-47de-8bc5-3293dfecd74c/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c[5977,5990] [2023-11-19 03:16:50,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:16:50,509 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:16:50,522 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_29b21508-a1f1-47de-8bc5-3293dfecd74c/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c[913,926] [2023-11-19 03:16:50,548 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_29b21508-a1f1-47de-8bc5-3293dfecd74c/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c[5977,5990] [2023-11-19 03:16:50,598 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:16:50,631 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:16:50,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50 WrapperNode [2023-11-19 03:16:50,632 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:16:50,634 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:16:50,634 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:16:50,634 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:16:50,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,664 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,706 INFO L138 Inliner]: procedures = 54, calls = 58, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 551 [2023-11-19 03:16:50,708 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:16:50,709 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:16:50,709 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:16:50,709 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:16:50,718 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,722 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,722 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,734 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,744 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,751 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,772 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:16:50,773 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:16:50,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:16:50,774 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:16:50,775 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:16:50,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b21508-a1f1-47de-8bc5-3293dfecd74c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:16:50,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b21508-a1f1-47de-8bc5-3293dfecd74c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:16:50,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29b21508-a1f1-47de-8bc5-3293dfecd74c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:16:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:16:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:16:50,864 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:16:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2023-11-19 03:16:50,865 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2023-11-19 03:16:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 03:16:50,865 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 03:16:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 03:16:50,866 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 03:16:50,866 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 03:16:50,866 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 03:16:50,866 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 03:16:50,866 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 03:16:50,866 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 03:16:50,866 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 03:16:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:16:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 03:16:50,867 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 03:16:50,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:16:50,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:16:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 03:16:50,868 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 03:16:50,868 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2023-11-19 03:16:50,868 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2023-11-19 03:16:50,991 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:16:50,994 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:16:51,617 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:16:51,855 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:16:51,855 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-19 03:16:51,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:16:51 BoogieIcfgContainer [2023-11-19 03:16:51,868 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:16:51,872 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:16:51,872 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:16:51,887 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:16:51,888 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:16:51" (1/1) ... [2023-11-19 03:16:51,899 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:16:51,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:51,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 150 states and 221 transitions. [2023-11-19 03:16:51,964 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 221 transitions. [2023-11-19 03:16:51,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:16:51,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:51,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:52,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:52,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:52,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 155 states and 227 transitions. [2023-11-19 03:16:52,561 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 227 transitions. [2023-11-19 03:16:52,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:16:52,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:52,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:52,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:52,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:52,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:52,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 165 states and 247 transitions. [2023-11-19 03:16:52,776 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 247 transitions. [2023-11-19 03:16:52,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:16:52,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:52,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:52,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:53,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:53,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 177 states and 270 transitions. [2023-11-19 03:16:53,077 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 270 transitions. [2023-11-19 03:16:53,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:16:53,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:53,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:53,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:53,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:53,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 177 states and 269 transitions. [2023-11-19 03:16:53,159 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 269 transitions. [2023-11-19 03:16:53,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:16:53,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:53,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:53,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:53,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:53,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 180 states and 275 transitions. [2023-11-19 03:16:53,764 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 275 transitions. [2023-11-19 03:16:53,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:16:53,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:53,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:53,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:53,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:54,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:54,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 188 states and 290 transitions. [2023-11-19 03:16:54,495 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 290 transitions. [2023-11-19 03:16:54,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:16:54,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:54,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:54,580 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 03:16:55,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:55,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 196 states and 305 transitions. [2023-11-19 03:16:55,417 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 305 transitions. [2023-11-19 03:16:55,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:16:55,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:55,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:55,509 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:16:55,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:55,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 198 states and 309 transitions. [2023-11-19 03:16:55,775 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 309 transitions. [2023-11-19 03:16:55,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:16:55,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:55,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:55,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:56,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:56,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 208 states and 327 transitions. [2023-11-19 03:16:56,109 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 327 transitions. [2023-11-19 03:16:56,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:16:56,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:56,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:56,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:56,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:56,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:56,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 209 states and 327 transitions. [2023-11-19 03:16:56,222 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 327 transitions. [2023-11-19 03:16:56,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:16:56,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:56,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:56,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:56,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:56,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:56,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 210 states and 327 transitions. [2023-11-19 03:16:56,349 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 327 transitions. [2023-11-19 03:16:56,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:16:56,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:56,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:56,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:56,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:56,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 211 states and 327 transitions. [2023-11-19 03:16:56,450 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 327 transitions. [2023-11-19 03:16:56,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:16:56,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:56,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:56,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:57,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:57,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 217 states and 338 transitions. [2023-11-19 03:16:57,043 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 338 transitions. [2023-11-19 03:16:57,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:16:57,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:57,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:57,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:57,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:57,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 218 states and 338 transitions. [2023-11-19 03:16:57,135 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 338 transitions. [2023-11-19 03:16:57,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:16:57,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:57,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:57,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:57,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:57,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:57,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 226 states and 352 transitions. [2023-11-19 03:16:57,212 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 352 transitions. [2023-11-19 03:16:57,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:16:57,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:57,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:57,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:57,255 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:16:57,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:57,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 230 states and 357 transitions. [2023-11-19 03:16:57,359 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 357 transitions. [2023-11-19 03:16:57,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:16:57,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:57,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:57,454 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:16:57,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:57,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 237 states and 373 transitions. [2023-11-19 03:16:57,995 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 373 transitions. [2023-11-19 03:16:57,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:16:57,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:57,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:58,056 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:16:58,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:58,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 244 states and 390 transitions. [2023-11-19 03:16:58,423 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 390 transitions. [2023-11-19 03:16:58,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:16:58,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:58,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:58,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:58,464 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:16:58,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:58,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 246 states and 393 transitions. [2023-11-19 03:16:58,574 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 393 transitions. [2023-11-19 03:16:58,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:16:58,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:58,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:58,937 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:16:59,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:59,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 255 states and 408 transitions. [2023-11-19 03:16:59,365 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 408 transitions. [2023-11-19 03:16:59,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:16:59,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:59,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:59,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:59,501 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:16:59,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:59,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 256 states and 408 transitions. [2023-11-19 03:16:59,526 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 408 transitions. [2023-11-19 03:16:59,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:16:59,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:59,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:59,585 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:17:00,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:00,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 265 states and 423 transitions. [2023-11-19 03:17:00,280 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 423 transitions. [2023-11-19 03:17:00,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:17:00,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:00,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:00,326 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:17:00,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:00,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 265 states and 422 transitions. [2023-11-19 03:17:00,366 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 422 transitions. [2023-11-19 03:17:00,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:17:00,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:00,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:00,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:00,562 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:17:01,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:01,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 278 states and 456 transitions. [2023-11-19 03:17:01,979 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 456 transitions. [2023-11-19 03:17:01,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:17:01,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:01,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:01,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:02,110 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:17:02,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:02,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 284 states and 467 transitions. [2023-11-19 03:17:02,784 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 467 transitions. [2023-11-19 03:17:02,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:17:02,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:02,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:02,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:02,898 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:17:03,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:03,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 290 states and 479 transitions. [2023-11-19 03:17:03,441 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 479 transitions. [2023-11-19 03:17:03,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:17:03,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:03,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:03,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:03,941 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 03:17:06,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:06,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 306 states and 511 transitions. [2023-11-19 03:17:06,160 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 511 transitions. [2023-11-19 03:17:06,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:17:06,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:06,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:06,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:06,566 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:17:11,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:11,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 332 states and 570 transitions. [2023-11-19 03:17:11,421 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 570 transitions. [2023-11-19 03:17:11,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:17:11,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:11,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:11,713 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 03:17:13,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:13,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 334 states and 575 transitions. [2023-11-19 03:17:13,880 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 575 transitions. [2023-11-19 03:17:13,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:17:13,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:13,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:13,912 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:17:14,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:14,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 338 states and 582 transitions. [2023-11-19 03:17:14,610 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 582 transitions. [2023-11-19 03:17:14,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:17:14,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:14,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:14,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:14,899 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 03:17:17,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:17,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 346 states and 599 transitions. [2023-11-19 03:17:17,828 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 599 transitions. [2023-11-19 03:17:17,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:17:17,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:17,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:17,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:17,859 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:17:18,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:18,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 352 states and 610 transitions. [2023-11-19 03:17:18,691 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 610 transitions. [2023-11-19 03:17:18,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:17:18,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:18,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:18,719 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:17:19,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:19,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 358 states and 623 transitions. [2023-11-19 03:17:19,578 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 623 transitions. [2023-11-19 03:17:19,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:17:19,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:19,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:19,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:19,642 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 03:17:19,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:19,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 359 states and 624 transitions. [2023-11-19 03:17:19,884 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 624 transitions. [2023-11-19 03:17:19,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:17:19,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:19,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:19,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:19,940 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 03:17:20,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:20,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 360 states and 625 transitions. [2023-11-19 03:17:20,195 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 625 transitions. [2023-11-19 03:17:20,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:17:20,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:20,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:20,259 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 03:17:20,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:20,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 351 states and 607 transitions. [2023-11-19 03:17:20,281 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 607 transitions. [2023-11-19 03:17:20,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:17:20,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:20,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:20,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:20,323 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 03:17:20,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:20,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 352 states and 611 transitions. [2023-11-19 03:17:20,989 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 611 transitions. [2023-11-19 03:17:20,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:17:20,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:20,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:21,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:21,750 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 03:17:26,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:26,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 371 states and 651 transitions. [2023-11-19 03:17:26,792 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 651 transitions. [2023-11-19 03:17:26,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:17:26,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:26,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:26,845 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 03:17:27,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:27,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 372 states and 654 transitions. [2023-11-19 03:17:27,337 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 654 transitions. [2023-11-19 03:17:27,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:17:27,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:27,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:27,393 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 03:17:27,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:27,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 374 states and 659 transitions. [2023-11-19 03:17:27,985 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 659 transitions. [2023-11-19 03:17:27,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:17:27,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:27,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:27,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:28,036 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 03:17:28,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:28,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 375 states and 664 transitions. [2023-11-19 03:17:28,541 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 664 transitions. [2023-11-19 03:17:28,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:17:28,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:28,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:28,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:28,668 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 03:17:30,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:30,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 383 states and 682 transitions. [2023-11-19 03:17:30,790 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 682 transitions. [2023-11-19 03:17:30,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:17:30,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:30,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:30,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:30,920 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 03:17:31,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:31,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 384 states and 683 transitions. [2023-11-19 03:17:31,241 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 683 transitions. [2023-11-19 03:17:31,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:17:31,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:31,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:31,314 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 03:17:31,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:31,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 385 states and 684 transitions. [2023-11-19 03:17:31,661 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 684 transitions. [2023-11-19 03:17:31,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:17:31,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:31,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:31,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:31,720 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 03:17:31,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:31,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 376 states and 665 transitions. [2023-11-19 03:17:31,748 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 665 transitions. [2023-11-19 03:17:31,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:17:31,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:31,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:32,574 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.