./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.14.cil.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_1b944712-49ac-43f7-8d93-42236ae2dfb8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b944712-49ac-43f7-8d93-42236ae2dfb8/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_1b944712-49ac-43f7-8d93-42236ae2dfb8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b944712-49ac-43f7-8d93-42236ae2dfb8/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.14.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b944712-49ac-43f7-8d93-42236ae2dfb8/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_1b944712-49ac-43f7-8d93-42236ae2dfb8/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 a6e26dc8018dcf216dd711848cc7425da3593cca9604197466413681bb8c438e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:54:17,150 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:54:17,268 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b944712-49ac-43f7-8d93-42236ae2dfb8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:54:17,276 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:54:17,276 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:54:17,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:54:17,324 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:54:17,324 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:54:17,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:54:17,330 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:54:17,331 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:54:17,332 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:54:17,332 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:54:17,334 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:54:17,334 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:54:17,335 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:54:17,335 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:54:17,336 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:54:17,336 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:54:17,337 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:54:17,337 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:54:17,338 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:54:17,338 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:54:17,339 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:54:17,339 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:54:17,340 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:54:17,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:17,341 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:54:17,342 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:54:17,342 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:54:17,344 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:54:17,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:54:17,344 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:54:17,344 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_1b944712-49ac-43f7-8d93-42236ae2dfb8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b944712-49ac-43f7-8d93-42236ae2dfb8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6e26dc8018dcf216dd711848cc7425da3593cca9604197466413681bb8c438e [2023-11-19 02:54:17,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:54:17,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:54:17,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:54:17,677 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:54:17,678 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:54:17,679 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b944712-49ac-43f7-8d93-42236ae2dfb8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.14.cil.c [2023-11-19 02:54:20,797 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:54:21,158 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:54:21,158 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b944712-49ac-43f7-8d93-42236ae2dfb8/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.14.cil.c [2023-11-19 02:54:21,201 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b944712-49ac-43f7-8d93-42236ae2dfb8/bin/ukojak-verify-G8NBE6pJGL/data/3ec386175/a2b1e7c7beda47139106a22f9410b2b4/FLAG5286f8530 [2023-11-19 02:54:21,218 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b944712-49ac-43f7-8d93-42236ae2dfb8/bin/ukojak-verify-G8NBE6pJGL/data/3ec386175/a2b1e7c7beda47139106a22f9410b2b4 [2023-11-19 02:54:21,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:54:21,223 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:54:21,225 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:21,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:54:21,232 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:54:21,233 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,236 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4020c26c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21, skipping insertion in model container [2023-11-19 02:54:21,236 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,296 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:21,450 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_1b944712-49ac-43f7-8d93-42236ae2dfb8/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.14.cil.c[914,927] [2023-11-19 02:54:21,510 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_1b944712-49ac-43f7-8d93-42236ae2dfb8/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.14.cil.c[7115,7128] [2023-11-19 02:54:21,639 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:21,673 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:21,691 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_1b944712-49ac-43f7-8d93-42236ae2dfb8/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.14.cil.c[914,927] [2023-11-19 02:54:21,716 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_1b944712-49ac-43f7-8d93-42236ae2dfb8/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.14.cil.c[7115,7128] [2023-11-19 02:54:21,780 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:21,811 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:21,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21 WrapperNode [2023-11-19 02:54:21,812 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:21,813 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:21,813 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:21,814 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:21,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,907 INFO L138 Inliner]: procedures = 77, calls = 94, calls flagged for inlining = 45, calls inlined = 45, statements flattened = 1074 [2023-11-19 02:54:21,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:21,909 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:21,909 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:21,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:21,928 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,936 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,958 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,977 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,982 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,988 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,997 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:22,010 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:22,010 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:22,010 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:22,011 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:22,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:22,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b944712-49ac-43f7-8d93-42236ae2dfb8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:22,053 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b944712-49ac-43f7-8d93-42236ae2dfb8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:22,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b944712-49ac-43f7-8d93-42236ae2dfb8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:22,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:22,095 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 02:54:22,095 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 02:54:22,095 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2023-11-19 02:54:22,096 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2023-11-19 02:54:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 02:54:22,096 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 02:54:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 02:54:22,096 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 02:54:22,096 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2023-11-19 02:54:22,097 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2023-11-19 02:54:22,097 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 02:54:22,097 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 02:54:22,097 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 02:54:22,098 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 02:54:22,098 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2023-11-19 02:54:22,098 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2023-11-19 02:54:22,098 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2023-11-19 02:54:22,098 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2023-11-19 02:54:22,099 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2023-11-19 02:54:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2023-11-19 02:54:22,099 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 02:54:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 02:54:22,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:54:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 02:54:22,100 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 02:54:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2023-11-19 02:54:22,100 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2023-11-19 02:54:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:22,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 02:54:22,101 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 02:54:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2023-11-19 02:54:22,101 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2023-11-19 02:54:22,285 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:22,287 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:23,439 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:24,086 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:24,087 INFO L302 CfgBuilder]: Removed 19 assume(true) statements. [2023-11-19 02:54:24,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:24 BoogieIcfgContainer [2023-11-19 02:54:24,105 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:54:24,107 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:54:24,107 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:54:24,118 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:54:24,118 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:24" (1/1) ... [2023-11-19 02:54:24,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:54:24,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:24,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 279 states and 416 transitions. [2023-11-19 02:54:24,199 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 416 transitions. [2023-11-19 02:54:24,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:54:24,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:24,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:24,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:24,774 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 02:54:24,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:24,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 284 states and 419 transitions. [2023-11-19 02:54:24,938 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 419 transitions. [2023-11-19 02:54:24,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:54:24,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:24,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:25,107 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 02:54:25,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:25,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 289 states and 426 transitions. [2023-11-19 02:54:25,284 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 426 transitions. [2023-11-19 02:54:25,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:54:25,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:25,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:25,616 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 02:54:26,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:26,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 295 states and 437 transitions. [2023-11-19 02:54:26,752 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 437 transitions. [2023-11-19 02:54:26,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:54:26,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:26,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:26,885 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 02:54:27,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:27,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 305 states and 457 transitions. [2023-11-19 02:54:27,099 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 457 transitions. [2023-11-19 02:54:27,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:54:27,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:27,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:27,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:27,186 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 02:54:27,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:27,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 317 states and 480 transitions. [2023-11-19 02:54:27,960 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 480 transitions. [2023-11-19 02:54:27,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:54:27,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:27,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:27,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:28,008 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 02:54:28,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:28,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 317 states and 479 transitions. [2023-11-19 02:54:28,034 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 479 transitions. [2023-11-19 02:54:28,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:54:28,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:28,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:28,224 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 02:54:28,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:28,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 320 states and 485 transitions. [2023-11-19 02:54:28,343 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 485 transitions. [2023-11-19 02:54:28,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:54:28,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:28,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:28,412 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 02:54:28,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:28,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 328 states and 501 transitions. [2023-11-19 02:54:28,999 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 501 transitions. [2023-11-19 02:54:29,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:54:29,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:29,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:29,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:29,162 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:54:29,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:29,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 329 states and 504 transitions. [2023-11-19 02:54:29,366 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 504 transitions. [2023-11-19 02:54:29,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:54:29,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:29,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:29,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:54:29,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:29,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 336 states and 514 transitions. [2023-11-19 02:54:29,909 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 514 transitions. [2023-11-19 02:54:29,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:54:29,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:29,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:29,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:30,101 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 02:54:30,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:30,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 337 states and 515 transitions. [2023-11-19 02:54:30,130 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 515 transitions. [2023-11-19 02:54:30,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:54:30,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:30,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:30,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:31,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:31,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 347 states and 537 transitions. [2023-11-19 02:54:31,204 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 537 transitions. [2023-11-19 02:54:31,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:54:31,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:31,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:31,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:34,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:34,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 369 states and 581 transitions. [2023-11-19 02:54:34,353 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 581 transitions. [2023-11-19 02:54:34,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:54:34,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:34,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:34,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:34,540 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 02:54:34,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:34,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 373 states and 586 transitions. [2023-11-19 02:54:34,793 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 586 transitions. [2023-11-19 02:54:34,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:54:34,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:34,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:35,400 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 02:54:38,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:38,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 381 states and 604 transitions. [2023-11-19 02:54:38,971 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 604 transitions. [2023-11-19 02:54:38,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:54:38,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:38,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:39,116 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 02:54:40,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:40,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 388 states and 620 transitions. [2023-11-19 02:54:40,061 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 620 transitions. [2023-11-19 02:54:40,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:54:40,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:40,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:40,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:40,146 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:54:40,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:40,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 388 states and 618 transitions. [2023-11-19 02:54:40,765 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 618 transitions. [2023-11-19 02:54:40,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:54:40,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:40,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:40,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:40,821 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 02:54:41,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:41,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 395 states and 642 transitions. [2023-11-19 02:54:41,809 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 642 transitions. [2023-11-19 02:54:41,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:54:41,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:41,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:41,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:41,854 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 02:54:42,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:42,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 397 states and 647 transitions. [2023-11-19 02:54:42,247 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 647 transitions. [2023-11-19 02:54:42,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:54:42,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:42,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:42,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:42,389 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:54:44,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:44,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 405 states and 664 transitions. [2023-11-19 02:54:44,483 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 664 transitions. [2023-11-19 02:54:44,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:54:44,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:44,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:44,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:44,676 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:54:45,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:45,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 406 states and 666 transitions. [2023-11-19 02:54:45,110 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 666 transitions. [2023-11-19 02:54:45,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:54:45,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:45,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:45,174 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 02:54:45,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:45,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 407 states and 669 transitions. [2023-11-19 02:54:45,586 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 669 transitions. [2023-11-19 02:54:45,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:54:45,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:45,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:45,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:45,632 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:54:45,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:45,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 412 states and 677 transitions. [2023-11-19 02:54:45,998 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 677 transitions. [2023-11-19 02:54:46,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:54:46,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:46,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:46,075 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:54:46,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:46,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 417 states and 689 transitions. [2023-11-19 02:54:46,487 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 689 transitions. [2023-11-19 02:54:46,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:54:46,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:46,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:46,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:46,560 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:54:47,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:47,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 419 states and 692 transitions. [2023-11-19 02:54:47,201 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 692 transitions. [2023-11-19 02:54:47,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:54:47,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:47,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:47,267 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 02:54:48,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:48,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 425 states and 703 transitions. [2023-11-19 02:54:48,364 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 703 transitions. [2023-11-19 02:54:48,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:54:48,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:48,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:48,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:48,436 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 02:54:49,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:49,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 431 states and 720 transitions. [2023-11-19 02:54:49,224 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 720 transitions. [2023-11-19 02:54:49,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:54:49,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:49,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:49,365 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:54:49,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:49,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 436 states and 732 transitions. [2023-11-19 02:54:49,860 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 732 transitions. [2023-11-19 02:54:49,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:54:49,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:49,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:49,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:49,959 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:54:50,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:50,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 438 states and 735 transitions. [2023-11-19 02:54:50,734 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 735 transitions. [2023-11-19 02:54:50,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:54:50,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:50,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:50,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:50,935 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:54:52,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:52,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 440 states and 738 transitions. [2023-11-19 02:54:52,268 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 738 transitions. [2023-11-19 02:54:52,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:54:52,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:52,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:52,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:52,309 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 02:54:53,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:53,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 444 states and 745 transitions. [2023-11-19 02:54:53,057 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 745 transitions. [2023-11-19 02:54:53,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:54:53,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:53,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:53,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:53,098 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 02:54:53,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:53,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 450 states and 756 transitions. [2023-11-19 02:54:53,933 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 756 transitions. [2023-11-19 02:54:53,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:54:53,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:53,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:53,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:53,973 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 02:54:54,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:54,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 456 states and 773 transitions. [2023-11-19 02:54:54,800 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 773 transitions. [2023-11-19 02:54:54,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:54:54,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:54,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:54,911 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:54:55,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:55,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 458 states and 777 transitions. [2023-11-19 02:54:55,229 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 777 transitions. [2023-11-19 02:54:55,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 02:54:55,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:55,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:55,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:55,314 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:54:55,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:55,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 458 states and 776 transitions. [2023-11-19 02:54:55,559 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 776 transitions. [2023-11-19 02:54:55,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 02:54:55,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:55,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:55,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:55,770 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 02:54:56,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:56,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 459 states and 779 transitions. [2023-11-19 02:54:56,176 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 779 transitions. [2023-11-19 02:54:56,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:54:56,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:56,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:56,231 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:54:56,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:56,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 466 states and 789 transitions. [2023-11-19 02:54:56,851 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 789 transitions. [2023-11-19 02:54:56,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 02:54:56,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:56,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:56,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:56,993 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 02:54:57,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:57,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 467 states and 792 transitions. [2023-11-19 02:54:57,601 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 792 transitions. [2023-11-19 02:54:57,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:54:57,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:57,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:57,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:57,731 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 02:54:58,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:58,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 468 states and 795 transitions. [2023-11-19 02:54:58,274 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 795 transitions. [2023-11-19 02:54:58,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:54:58,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:58,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:58,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:58,323 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:54:59,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:59,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 475 states and 813 transitions. [2023-11-19 02:54:59,695 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 813 transitions. [2023-11-19 02:54:59,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 02:54:59,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:59,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:59,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:59,762 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:02,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:02,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 482 states and 826 transitions. [2023-11-19 02:55:02,182 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 826 transitions. [2023-11-19 02:55:02,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 02:55:02,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:02,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:02,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:02,262 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:02,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:02,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 488 states and 837 transitions. [2023-11-19 02:55:02,729 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 837 transitions. [2023-11-19 02:55:02,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:55:02,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:02,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:02,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:02,765 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:55:02,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:02,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 488 states and 836 transitions. [2023-11-19 02:55:02,806 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 836 transitions. [2023-11-19 02:55:02,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 02:55:02,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:02,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:02,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:02,845 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:55:03,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:03,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 489 states and 838 transitions. [2023-11-19 02:55:03,463 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 838 transitions. [2023-11-19 02:55:03,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 02:55:03,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:03,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:03,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:03,499 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:55:04,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:04,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 494 states and 848 transitions. [2023-11-19 02:55:04,173 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 848 transitions. [2023-11-19 02:55:04,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 02:55:04,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:04,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:04,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:04,390 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.