./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.08.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_c764aa92-866f-4d16-b016-c8c398274bb6/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c764aa92-866f-4d16-b016-c8c398274bb6/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_c764aa92-866f-4d16-b016-c8c398274bb6/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c764aa92-866f-4d16-b016-c8c398274bb6/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.08.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c764aa92-866f-4d16-b016-c8c398274bb6/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_c764aa92-866f-4d16-b016-c8c398274bb6/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 7889f6823684efa4d90d392ed393927ee5c2d2eb45f6dbf47b7c030213ef334f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:44:02,635 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:44:02,772 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c764aa92-866f-4d16-b016-c8c398274bb6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:44:02,789 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:44:02,789 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:44:02,819 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:44:02,820 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:44:02,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:44:02,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:44:02,822 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:44:02,823 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:44:02,824 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:44:02,825 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:44:02,825 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:44:02,826 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:44:02,827 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:44:02,827 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:44:02,828 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:44:02,829 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:44:02,830 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:44:02,830 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:44:02,831 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:44:02,832 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:44:02,833 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:44:02,834 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:44:02,834 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:44:02,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:44:02,836 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:44:02,836 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:44:02,837 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:44:02,838 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:44:02,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:44:02,839 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:44:02,840 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_c764aa92-866f-4d16-b016-c8c398274bb6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c764aa92-866f-4d16-b016-c8c398274bb6/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7889f6823684efa4d90d392ed393927ee5c2d2eb45f6dbf47b7c030213ef334f [2023-11-19 02:44:03,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:44:03,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:44:03,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:44:03,261 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:44:03,262 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:44:03,264 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c764aa92-866f-4d16-b016-c8c398274bb6/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.08.cil-1.c [2023-11-19 02:44:06,696 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:44:07,025 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:44:07,026 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c764aa92-866f-4d16-b016-c8c398274bb6/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.08.cil-1.c [2023-11-19 02:44:07,047 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c764aa92-866f-4d16-b016-c8c398274bb6/bin/ukojak-verify-G8NBE6pJGL/data/f6b093ab8/98786585a7a04631a23cf04c554a821c/FLAG9da24aecb [2023-11-19 02:44:07,066 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c764aa92-866f-4d16-b016-c8c398274bb6/bin/ukojak-verify-G8NBE6pJGL/data/f6b093ab8/98786585a7a04631a23cf04c554a821c [2023-11-19 02:44:07,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:44:07,072 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:44:07,074 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:44:07,074 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:44:07,084 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:44:07,085 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:44:07" (1/1) ... [2023-11-19 02:44:07,086 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bf99e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:07, skipping insertion in model container [2023-11-19 02:44:07,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:44:07" (1/1) ... [2023-11-19 02:44:07,186 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:44:07,406 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_c764aa92-866f-4d16-b016-c8c398274bb6/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.08.cil-1.c[914,927] [2023-11-19 02:44:07,509 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_c764aa92-866f-4d16-b016-c8c398274bb6/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.08.cil-1.c[7115,7128] [2023-11-19 02:44:07,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:44:07,708 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:44:07,728 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_c764aa92-866f-4d16-b016-c8c398274bb6/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.08.cil-1.c[914,927] [2023-11-19 02:44:07,780 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_c764aa92-866f-4d16-b016-c8c398274bb6/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.08.cil-1.c[7115,7128] [2023-11-19 02:44:07,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:44:07,928 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:44:07,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:07 WrapperNode [2023-11-19 02:44:07,929 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:44:07,931 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:44:07,932 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:44:07,932 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:44:07,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:07" (1/1) ... [2023-11-19 02:44:07,978 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:07" (1/1) ... [2023-11-19 02:44:08,045 INFO L138 Inliner]: procedures = 69, calls = 81, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 830 [2023-11-19 02:44:08,046 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:44:08,047 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:44:08,047 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:44:08,047 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:44:08,066 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:07" (1/1) ... [2023-11-19 02:44:08,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:07" (1/1) ... [2023-11-19 02:44:08,073 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:07" (1/1) ... [2023-11-19 02:44:08,073 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:07" (1/1) ... [2023-11-19 02:44:08,091 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:07" (1/1) ... [2023-11-19 02:44:08,108 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:07" (1/1) ... [2023-11-19 02:44:08,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:07" (1/1) ... [2023-11-19 02:44:08,117 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:07" (1/1) ... [2023-11-19 02:44:08,124 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:44:08,126 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:44:08,126 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:44:08,126 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:44:08,127 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:44:07" (1/1) ... [2023-11-19 02:44:08,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:44:08,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c764aa92-866f-4d16-b016-c8c398274bb6/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:44:08,165 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c764aa92-866f-4d16-b016-c8c398274bb6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:44:08,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c764aa92-866f-4d16-b016-c8c398274bb6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:44:08,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:44:08,224 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 02:44:08,224 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 02:44:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2023-11-19 02:44:08,225 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2023-11-19 02:44:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 02:44:08,226 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 02:44:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 02:44:08,227 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 02:44:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2023-11-19 02:44:08,227 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2023-11-19 02:44:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 02:44:08,228 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 02:44:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 02:44:08,228 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 02:44:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2023-11-19 02:44:08,231 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2023-11-19 02:44:08,231 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2023-11-19 02:44:08,231 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2023-11-19 02:44:08,232 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2023-11-19 02:44:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2023-11-19 02:44:08,232 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 02:44:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 02:44:08,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:44:08,233 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 02:44:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 02:44:08,233 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2023-11-19 02:44:08,234 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2023-11-19 02:44:08,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:44:08,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:44:08,235 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 02:44:08,235 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 02:44:08,398 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:44:08,401 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:44:09,594 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:44:10,225 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:44:10,225 INFO L302 CfgBuilder]: Removed 15 assume(true) statements. [2023-11-19 02:44:10,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:44:10 BoogieIcfgContainer [2023-11-19 02:44:10,243 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:44:10,245 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:44:10,245 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:44:10,259 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:44:10,259 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:44:10" (1/1) ... [2023-11-19 02:44:10,276 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:44:10,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:10,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 225 states and 330 transitions. [2023-11-19 02:44:10,356 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 330 transitions. [2023-11-19 02:44:10,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:44:10,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:10,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:10,973 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 02:44:11,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:11,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 230 states and 333 transitions. [2023-11-19 02:44:11,190 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 333 transitions. [2023-11-19 02:44:11,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:44:11,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:11,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:11,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:11,363 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 02:44:11,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:11,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 235 states and 340 transitions. [2023-11-19 02:44:11,566 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 340 transitions. [2023-11-19 02:44:11,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:44:11,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:11,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:11,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:12,173 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 02:44:13,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:13,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 241 states and 351 transitions. [2023-11-19 02:44:13,517 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 351 transitions. [2023-11-19 02:44:13,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:44:13,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:13,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:13,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:13,643 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 02:44:13,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:13,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 251 states and 371 transitions. [2023-11-19 02:44:13,907 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 371 transitions. [2023-11-19 02:44:13,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:44:13,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:13,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:13,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:14,038 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 02:44:14,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:14,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 263 states and 394 transitions. [2023-11-19 02:44:14,954 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 394 transitions. [2023-11-19 02:44:14,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:44:14,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:14,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:15,013 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 02:44:15,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:15,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 263 states and 393 transitions. [2023-11-19 02:44:15,056 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 393 transitions. [2023-11-19 02:44:15,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:44:15,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:15,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:15,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:15,295 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 02:44:15,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:15,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 266 states and 399 transitions. [2023-11-19 02:44:15,441 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 399 transitions. [2023-11-19 02:44:15,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:44:15,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:15,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:15,527 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 02:44:16,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:16,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 274 states and 415 transitions. [2023-11-19 02:44:16,223 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 415 transitions. [2023-11-19 02:44:16,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:44:16,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:16,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:16,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:16,275 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 02:44:16,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:16,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 281 states and 425 transitions. [2023-11-19 02:44:16,829 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 425 transitions. [2023-11-19 02:44:16,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:44:16,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:16,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:16,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:17,026 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 02:44:17,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:17,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 282 states and 428 transitions. [2023-11-19 02:44:17,269 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 428 transitions. [2023-11-19 02:44:17,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:44:17,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:17,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:17,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:17,485 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 02:44:18,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:18,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 292 states and 450 transitions. [2023-11-19 02:44:18,470 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 450 transitions. [2023-11-19 02:44:18,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:18,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:18,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:18,692 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 02:44:18,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:18,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 293 states and 451 transitions. [2023-11-19 02:44:18,735 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 451 transitions. [2023-11-19 02:44:18,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:18,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:18,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:19,164 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 02:44:22,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:22,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 315 states and 495 transitions. [2023-11-19 02:44:22,515 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 495 transitions. [2023-11-19 02:44:22,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:22,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:22,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:22,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:22,869 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 02:44:23,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:23,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 342 states and 547 transitions. [2023-11-19 02:44:23,063 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 547 transitions. [2023-11-19 02:44:23,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:23,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:23,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:23,184 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 02:44:23,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:23,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 343 states and 547 transitions. [2023-11-19 02:44:23,220 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 547 transitions. [2023-11-19 02:44:23,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:23,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:23,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:23,353 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 02:44:23,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:23,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 344 states and 547 transitions. [2023-11-19 02:44:23,372 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 547 transitions. [2023-11-19 02:44:23,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:23,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:23,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:23,570 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 02:44:23,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:23,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 345 states and 547 transitions. [2023-11-19 02:44:23,588 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 547 transitions. [2023-11-19 02:44:23,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:23,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:23,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:23,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:23,719 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 02:44:23,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:23,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 346 states and 547 transitions. [2023-11-19 02:44:23,739 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 547 transitions. [2023-11-19 02:44:23,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:23,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:23,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:23,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:23,872 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 02:44:23,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:23,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 347 states and 547 transitions. [2023-11-19 02:44:23,892 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 547 transitions. [2023-11-19 02:44:23,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:23,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:23,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:24,048 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 02:44:24,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:24,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 348 states and 547 transitions. [2023-11-19 02:44:24,067 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 547 transitions. [2023-11-19 02:44:24,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:24,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:24,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:24,206 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 02:44:24,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:24,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 349 states and 547 transitions. [2023-11-19 02:44:24,227 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 547 transitions. [2023-11-19 02:44:24,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:24,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:24,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:24,558 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 02:44:25,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:25,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 373 states and 598 transitions. [2023-11-19 02:44:25,289 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 598 transitions. [2023-11-19 02:44:25,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:25,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:25,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:25,418 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 02:44:25,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:25,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 374 states and 598 transitions. [2023-11-19 02:44:25,443 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 598 transitions. [2023-11-19 02:44:25,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:25,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:25,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:25,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:25,572 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 02:44:25,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:25,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 375 states and 598 transitions. [2023-11-19 02:44:25,596 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 598 transitions. [2023-11-19 02:44:25,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:25,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:25,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:25,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:25,725 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 02:44:25,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:25,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 376 states and 598 transitions. [2023-11-19 02:44:25,748 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 598 transitions. [2023-11-19 02:44:25,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:25,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:25,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:25,919 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 02:44:25,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:25,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 377 states and 598 transitions. [2023-11-19 02:44:25,944 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 598 transitions. [2023-11-19 02:44:25,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:25,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:25,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:26,066 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 02:44:26,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:26,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 378 states and 598 transitions. [2023-11-19 02:44:26,089 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 598 transitions. [2023-11-19 02:44:26,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:26,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:26,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:26,366 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 02:44:27,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:27,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 396 states and 637 transitions. [2023-11-19 02:44:27,106 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 637 transitions. [2023-11-19 02:44:27,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:27,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:27,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:27,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:27,287 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 02:44:27,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:27,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 397 states and 637 transitions. [2023-11-19 02:44:27,331 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 637 transitions. [2023-11-19 02:44:27,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:27,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:27,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:27,484 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 02:44:27,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:27,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 398 states and 637 transitions. [2023-11-19 02:44:27,526 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 637 transitions. [2023-11-19 02:44:27,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:27,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:27,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:27,665 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 02:44:27,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:27,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 399 states and 637 transitions. [2023-11-19 02:44:27,694 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 637 transitions. [2023-11-19 02:44:27,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:27,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:27,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:27,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:27,832 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 02:44:27,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:27,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 400 states and 637 transitions. [2023-11-19 02:44:27,860 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 637 transitions. [2023-11-19 02:44:27,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:27,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:27,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:27,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:28,203 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 02:44:29,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:29,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 415 states and 670 transitions. [2023-11-19 02:44:29,062 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 670 transitions. [2023-11-19 02:44:29,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:29,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:29,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:29,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:29,284 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 02:44:29,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:29,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 416 states and 670 transitions. [2023-11-19 02:44:29,312 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 670 transitions. [2023-11-19 02:44:29,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:29,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:29,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:29,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:29,458 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 02:44:29,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:29,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 417 states and 670 transitions. [2023-11-19 02:44:29,485 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 670 transitions. [2023-11-19 02:44:29,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:29,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:29,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:29,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:29,836 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 02:44:30,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:30,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 426 states and 691 transitions. [2023-11-19 02:44:30,673 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 691 transitions. [2023-11-19 02:44:30,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:44:30,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:30,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:30,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:30,842 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 02:44:31,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:31,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 434 states and 705 transitions. [2023-11-19 02:44:31,435 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 705 transitions. [2023-11-19 02:44:31,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:44:31,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:31,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:31,622 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 02:44:32,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:32,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 438 states and 710 transitions. [2023-11-19 02:44:32,009 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 710 transitions. [2023-11-19 02:44:32,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:44:32,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:32,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:32,065 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 02:44:32,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:32,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 438 states and 708 transitions. [2023-11-19 02:44:32,795 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 708 transitions. [2023-11-19 02:44:32,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:44:32,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:32,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:32,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:33,625 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 02:44:38,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:38,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 446 states and 726 transitions. [2023-11-19 02:44:38,352 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 726 transitions. [2023-11-19 02:44:38,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:44:38,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:38,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:38,555 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 02:44:40,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:40,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 453 states and 742 transitions. [2023-11-19 02:44:40,143 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 742 transitions. [2023-11-19 02:44:40,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:44:40,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:40,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:40,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:40,307 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 02:44:43,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:43,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 461 states and 759 transitions. [2023-11-19 02:44:43,181 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 759 transitions. [2023-11-19 02:44:43,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:44:43,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:43,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:43,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:43,331 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 02:44:43,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:43,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 462 states and 761 transitions. [2023-11-19 02:44:43,832 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 761 transitions. [2023-11-19 02:44:43,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:44:43,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:43,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:43,875 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 02:44:44,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:44,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 464 states and 766 transitions. [2023-11-19 02:44:44,420 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 766 transitions. [2023-11-19 02:44:44,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:44:44,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:44,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:44,474 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 02:44:45,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:45,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 471 states and 790 transitions. [2023-11-19 02:44:45,785 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 790 transitions. [2023-11-19 02:44:45,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:44:45,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:45,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:45,833 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 02:44:46,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:46,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 476 states and 798 transitions. [2023-11-19 02:44:46,344 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 798 transitions. [2023-11-19 02:44:46,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:44:46,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:46,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:46,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:46,399 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 02:44:46,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:46,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 477 states and 801 transitions. [2023-11-19 02:44:46,929 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 801 transitions. [2023-11-19 02:44:46,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:44:46,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:46,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:46,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:46,990 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 02:44:47,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:47,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 482 states and 813 transitions. [2023-11-19 02:44:47,468 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 813 transitions. [2023-11-19 02:44:47,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:44:47,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:47,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:47,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:47,539 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 02:44:48,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:44:48,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 484 states and 816 transitions. [2023-11-19 02:44:48,502 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 816 transitions. [2023-11-19 02:44:48,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:44:48,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:44:48,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:44:48,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:44:48,637 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.