./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_299e5490-822a-4229-9178-c931f5aef6a0/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e5490-822a-4229-9178-c931f5aef6a0/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e5490-822a-4229-9178-c931f5aef6a0/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e5490-822a-4229-9178-c931f5aef6a0/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e5490-822a-4229-9178-c931f5aef6a0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e5490-822a-4229-9178-c931f5aef6a0/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0792bb078b549cb8c62d642eddb09d42b03fb2451c67a454a8e8576be6796f29 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:10:25,124 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:25,249 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e5490-822a-4229-9178-c931f5aef6a0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:10:25,257 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:10:25,258 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:10:25,298 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:25,300 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:10:25,300 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:10:25,302 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:25,307 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:25,308 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:25,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:10:25,309 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:10:25,311 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:10:25,312 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:10:25,312 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:25,313 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:10:25,313 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:25,314 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:10:25,315 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:10:25,315 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:10:25,316 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:25,317 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:25,318 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:25,318 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:25,319 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:25,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:25,320 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:25,321 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:25,321 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:10:25,323 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:10:25,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:10:25,323 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:10:25,324 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_299e5490-822a-4229-9178-c931f5aef6a0/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e5490-822a-4229-9178-c931f5aef6a0/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0792bb078b549cb8c62d642eddb09d42b03fb2451c67a454a8e8576be6796f29 [2023-11-24 23:10:25,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:25,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:25,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:25,753 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:25,754 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:25,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e5490-822a-4229-9178-c931f5aef6a0/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-1.c [2023-11-24 23:10:28,791 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:10:29,093 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:10:29,095 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e5490-822a-4229-9178-c931f5aef6a0/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-1.c [2023-11-24 23:10:29,116 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e5490-822a-4229-9178-c931f5aef6a0/bin/ukojak-verify-afCqCEvfdi/data/31549dd8a/5ab2918337324abeaec462b6496305c0/FLAGcfec36ae7 [2023-11-24 23:10:29,132 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e5490-822a-4229-9178-c931f5aef6a0/bin/ukojak-verify-afCqCEvfdi/data/31549dd8a/5ab2918337324abeaec462b6496305c0 [2023-11-24 23:10:29,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:10:29,140 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:10:29,143 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:29,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:10:29,148 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:10:29,149 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:29" (1/1) ... [2023-11-24 23:10:29,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e848ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:29, skipping insertion in model container [2023-11-24 23:10:29,151 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:29" (1/1) ... [2023-11-24 23:10:29,216 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:10:29,377 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_299e5490-822a-4229-9178-c931f5aef6a0/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-1.c[914,927] [2023-11-24 23:10:29,429 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_299e5490-822a-4229-9178-c931f5aef6a0/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-1.c[7115,7128] [2023-11-24 23:10:29,469 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:29,483 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:10:29,495 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_299e5490-822a-4229-9178-c931f5aef6a0/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-1.c[914,927] [2023-11-24 23:10:29,541 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_299e5490-822a-4229-9178-c931f5aef6a0/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-1.c[7115,7128] [2023-11-24 23:10:29,578 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:29,601 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:10:29,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:29 WrapperNode [2023-11-24 23:10:29,602 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:29,603 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:29,603 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:10:29,603 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:10:29,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:29" (1/1) ... [2023-11-24 23:10:29,623 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:29" (1/1) ... [2023-11-24 23:10:29,677 INFO L138 Inliner]: procedures = 57, calls = 63, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 470 [2023-11-24 23:10:29,677 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:29,678 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:10:29,678 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:10:29,679 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:10:29,688 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:29" (1/1) ... [2023-11-24 23:10:29,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:29" (1/1) ... [2023-11-24 23:10:29,692 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:29" (1/1) ... [2023-11-24 23:10:29,692 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:29" (1/1) ... [2023-11-24 23:10:29,706 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:29" (1/1) ... [2023-11-24 23:10:29,734 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:29" (1/1) ... [2023-11-24 23:10:29,737 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:29" (1/1) ... [2023-11-24 23:10:29,743 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:29" (1/1) ... [2023-11-24 23:10:29,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:10:29,755 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:10:29,755 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:10:29,755 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:10:29,756 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:29" (1/1) ... [2023-11-24 23:10:29,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:29,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e5490-822a-4229-9178-c931f5aef6a0/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:10:29,808 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e5490-822a-4229-9178-c931f5aef6a0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:10:29,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e5490-822a-4229-9178-c931f5aef6a0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:10:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:10:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-24 23:10:29,861 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-24 23:10:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2023-11-24 23:10:29,862 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2023-11-24 23:10:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-24 23:10:29,862 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-24 23:10:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-24 23:10:29,862 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-24 23:10:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2023-11-24 23:10:29,863 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2023-11-24 23:10:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-24 23:10:29,863 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-24 23:10:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-24 23:10:29,863 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-24 23:10:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2023-11-24 23:10:29,864 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2023-11-24 23:10:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2023-11-24 23:10:29,864 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2023-11-24 23:10:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2023-11-24 23:10:29,865 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2023-11-24 23:10:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-24 23:10:29,865 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-24 23:10:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:10:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-24 23:10:29,865 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-24 23:10:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2023-11-24 23:10:29,866 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2023-11-24 23:10:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:10:29,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:10:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-24 23:10:29,867 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-24 23:10:30,009 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:10:30,012 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:10:30,658 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:10:30,890 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:10:30,890 INFO L309 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-24 23:10:30,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:30 BoogieIcfgContainer [2023-11-24 23:10:30,895 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:10:30,896 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:10:30,897 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:10:30,907 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:10:30,908 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:30" (1/1) ... [2023-11-24 23:10:30,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:10:30,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:31,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 153 states and 216 transitions. [2023-11-24 23:10:31,003 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 216 transitions. [2023-11-24 23:10:31,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:10:31,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:31,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:31,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:31,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:31,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 162 states and 232 transitions. [2023-11-24 23:10:31,703 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 232 transitions. [2023-11-24 23:10:31,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:10:31,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:31,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:31,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:31,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:31,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:31,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 163 states and 232 transitions. [2023-11-24 23:10:31,830 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 232 transitions. [2023-11-24 23:10:31,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:10:31,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:31,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:31,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:31,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:32,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:32,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 171 states and 246 transitions. [2023-11-24 23:10:32,098 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 246 transitions. [2023-11-24 23:10:32,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:10:32,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:32,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:32,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:32,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:32,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 176 states and 249 transitions. [2023-11-24 23:10:32,347 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 249 transitions. [2023-11-24 23:10:32,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:10:32,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:32,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:32,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:32,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:32,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 181 states and 256 transitions. [2023-11-24 23:10:32,802 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 256 transitions. [2023-11-24 23:10:32,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:10:32,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:32,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:32,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:33,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:34,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:34,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 187 states and 267 transitions. [2023-11-24 23:10:34,537 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 267 transitions. [2023-11-24 23:10:34,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:10:34,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:34,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:34,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:34,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:34,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 197 states and 287 transitions. [2023-11-24 23:10:34,911 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 287 transitions. [2023-11-24 23:10:34,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:10:34,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:34,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:35,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:35,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:35,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 209 states and 310 transitions. [2023-11-24 23:10:35,840 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 310 transitions. [2023-11-24 23:10:35,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:10:35,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:35,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:35,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:36,202 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:37,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:37,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 225 states and 345 transitions. [2023-11-24 23:10:37,805 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 345 transitions. [2023-11-24 23:10:37,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:10:37,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:37,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:38,029 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:10:39,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:39,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 231 states and 363 transitions. [2023-11-24 23:10:39,753 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 363 transitions. [2023-11-24 23:10:39,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:10:39,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:39,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:39,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:39,828 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:10:40,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:40,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 233 states and 365 transitions. [2023-11-24 23:10:40,661 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 365 transitions. [2023-11-24 23:10:40,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:10:40,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:40,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:40,727 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:10:41,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:41,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 233 states and 363 transitions. [2023-11-24 23:10:41,039 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 363 transitions. [2023-11-24 23:10:41,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:10:41,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:41,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:41,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:41,113 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:10:41,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:41,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 234 states and 365 transitions. [2023-11-24 23:10:41,277 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 365 transitions. [2023-11-24 23:10:41,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:10:41,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:41,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:41,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:41,400 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:10:41,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:41,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 232 states and 361 transitions. [2023-11-24 23:10:41,558 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 361 transitions. [2023-11-24 23:10:41,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:10:41,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:41,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:41,615 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:10:41,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:41,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 229 states and 353 transitions. [2023-11-24 23:10:41,783 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 353 transitions. [2023-11-24 23:10:41,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:10:41,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:41,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:41,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:41,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:41,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:41,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 229 states and 352 transitions. [2023-11-24 23:10:41,834 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 352 transitions. [2023-11-24 23:10:41,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:10:41,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:41,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:41,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:42,424 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:46,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:46,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 246 states and 390 transitions. [2023-11-24 23:10:46,287 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 390 transitions. [2023-11-24 23:10:46,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:10:46,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:46,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:46,343 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:10:47,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:47,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 248 states and 396 transitions. [2023-11-24 23:10:47,086 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 396 transitions. [2023-11-24 23:10:47,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:10:47,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:47,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:47,134 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:10:48,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:48,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 251 states and 404 transitions. [2023-11-24 23:10:48,082 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 404 transitions. [2023-11-24 23:10:48,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:10:48,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:48,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:48,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:48,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:48,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 254 states and 410 transitions. [2023-11-24 23:10:48,758 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 410 transitions. [2023-11-24 23:10:48,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:10:48,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:48,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:48,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:48,820 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:10:49,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:49,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 252 states and 406 transitions. [2023-11-24 23:10:49,013 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 406 transitions. [2023-11-24 23:10:49,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:10:49,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:49,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:49,107 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:10:49,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:49,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 249 states and 397 transitions. [2023-11-24 23:10:49,365 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 397 transitions. [2023-11-24 23:10:49,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:10:49,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:49,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:49,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:49,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:50,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:50,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 257 states and 413 transitions. [2023-11-24 23:10:50,732 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 413 transitions. [2023-11-24 23:10:50,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:10:50,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:50,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:50,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:50,863 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:50,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:50,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 259 states and 416 transitions. [2023-11-24 23:10:50,885 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 416 transitions. [2023-11-24 23:10:50,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:10:50,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:50,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:50,928 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:10:51,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:51,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 264 states and 425 transitions. [2023-11-24 23:10:51,129 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 425 transitions. [2023-11-24 23:10:51,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:10:51,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:51,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:51,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:51,159 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:51,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:51,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 264 states and 424 transitions. [2023-11-24 23:10:51,179 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 424 transitions. [2023-11-24 23:10:51,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:10:51,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:51,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:51,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:51,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:52,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:52,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 271 states and 434 transitions. [2023-11-24 23:10:52,537 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 434 transitions. [2023-11-24 23:10:52,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:10:52,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:52,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:52,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:52,679 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:10:53,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:53,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 272 states and 437 transitions. [2023-11-24 23:10:53,082 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 437 transitions. [2023-11-24 23:10:53,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:10:53,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:53,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:53,201 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:53,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:53,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 274 states and 441 transitions. [2023-11-24 23:10:53,225 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 441 transitions. [2023-11-24 23:10:53,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:10:53,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:53,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:53,261 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:10:53,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:53,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 276 states and 444 transitions. [2023-11-24 23:10:53,283 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 444 transitions. [2023-11-24 23:10:53,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:10:53,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:53,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:53,345 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:10:53,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:53,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 278 states and 448 transitions. [2023-11-24 23:10:53,372 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 448 transitions. [2023-11-24 23:10:53,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:10:53,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:53,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:53,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:53,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:55,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:55,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 288 states and 470 transitions. [2023-11-24 23:10:55,638 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 470 transitions. [2023-11-24 23:10:55,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:10:55,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:55,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:55,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:55,815 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:10:55,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:55,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 289 states and 471 transitions. [2023-11-24 23:10:55,839 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 471 transitions. [2023-11-24 23:10:55,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:10:55,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:55,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:55,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:56,019 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:57,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:57,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 300 states and 491 transitions. [2023-11-24 23:10:57,381 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 491 transitions. [2023-11-24 23:10:57,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:10:57,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:57,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:57,558 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:59,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:59,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 312 states and 513 transitions. [2023-11-24 23:10:59,404 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 513 transitions. [2023-11-24 23:10:59,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:10:59,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:59,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:59,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:05,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:05,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 334 states and 557 transitions. [2023-11-24 23:11:05,612 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 557 transitions. [2023-11-24 23:11:05,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:11:05,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:05,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:05,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:05,656 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:11:05,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:05,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 336 states and 560 transitions. [2023-11-24 23:11:05,918 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 560 transitions. [2023-11-24 23:11:05,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:11:05,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:05,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:05,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:05,963 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:11:06,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:06,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 338 states and 564 transitions. [2023-11-24 23:11:06,010 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 564 transitions. [2023-11-24 23:11:06,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:11:06,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:06,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:06,179 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:11:06,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:06,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 342 states and 569 transitions. [2023-11-24 23:11:06,689 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 569 transitions. [2023-11-24 23:11:06,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:11:06,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:06,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:06,723 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:11:06,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:06,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 344 states and 572 transitions. [2023-11-24 23:11:06,766 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 572 transitions. [2023-11-24 23:11:06,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:11:06,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:06,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:06,808 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:11:07,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:07,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 344 states and 570 transitions. [2023-11-24 23:11:07,764 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 570 transitions. [2023-11-24 23:11:07,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:11:07,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:07,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:08,753 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:11:15,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:15,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 352 states and 588 transitions. [2023-11-24 23:11:15,287 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 588 transitions. [2023-11-24 23:11:15,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:11:15,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:15,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:15,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:15,561 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:11:17,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:17,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 359 states and 604 transitions. [2023-11-24 23:11:17,351 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 604 transitions. [2023-11-24 23:11:17,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:11:17,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:17,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:17,483 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked.