./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/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_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/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_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/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 b5bbf318bd4a4e295f88f23f80bb9f32022c2eeb214e815b87206f6eafbbf272 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:21,234 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:21,378 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:08:21,386 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:21,387 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:21,424 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:21,426 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:21,426 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:21,427 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:21,433 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:21,435 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:21,435 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:21,436 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:21,438 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:21,439 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:21,439 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:21,440 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:21,440 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:21,441 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:21,441 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:21,442 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:21,443 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:21,443 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:21,444 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:21,444 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:21,445 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:21,446 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:21,446 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:21,447 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:21,447 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:21,449 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:21,449 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:21,450 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:21,450 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_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b5bbf318bd4a4e295f88f23f80bb9f32022c2eeb214e815b87206f6eafbbf272 [2023-11-19 04:08:21,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:21,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:21,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:21,838 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:21,839 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:21,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-1.c [2023-11-19 04:08:25,077 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:25,331 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:25,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-1.c [2023-11-19 04:08:25,349 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/bin/ukojak-verify-G8NBE6pJGL/data/574b8ae5d/f221934f2edc4f49bbf55e54a653918f/FLAGecbffb022 [2023-11-19 04:08:25,365 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/bin/ukojak-verify-G8NBE6pJGL/data/574b8ae5d/f221934f2edc4f49bbf55e54a653918f [2023-11-19 04:08:25,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:25,369 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:25,371 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:25,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:25,379 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:25,380 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:25" (1/1) ... [2023-11-19 04:08:25,383 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ecbe1de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:25, skipping insertion in model container [2023-11-19 04:08:25,383 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:25" (1/1) ... [2023-11-19 04:08:25,469 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:25,635 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_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-1.c[913,926] [2023-11-19 04:08:25,685 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_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-1.c[5977,5990] [2023-11-19 04:08:25,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:25,781 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:25,798 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_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-1.c[913,926] [2023-11-19 04:08:25,852 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_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-1.c[5977,5990] [2023-11-19 04:08:25,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:25,947 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:25,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:25 WrapperNode [2023-11-19 04:08:25,948 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:25,949 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:25,949 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:25,949 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:25,959 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:25" (1/1) ... [2023-11-19 04:08:25,975 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:25" (1/1) ... [2023-11-19 04:08:26,057 INFO L138 Inliner]: procedures = 58, calls = 63, calls flagged for inlining = 33, calls inlined = 33, statements flattened = 665 [2023-11-19 04:08:26,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:26,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:26,058 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:26,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:26,074 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:25" (1/1) ... [2023-11-19 04:08:26,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:25" (1/1) ... [2023-11-19 04:08:26,083 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:25" (1/1) ... [2023-11-19 04:08:26,083 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:25" (1/1) ... [2023-11-19 04:08:26,121 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:25" (1/1) ... [2023-11-19 04:08:26,159 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:25" (1/1) ... [2023-11-19 04:08:26,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:25" (1/1) ... [2023-11-19 04:08:26,166 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:25" (1/1) ... [2023-11-19 04:08:26,203 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:26,204 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:26,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:26,204 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:26,205 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:25" (1/1) ... [2023-11-19 04:08:26,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:26,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:26,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:26,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df0fd3d6-b254-4b6f-ac4f-6cd76adda5a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:26,292 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 04:08:26,292 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 04:08:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2023-11-19 04:08:26,293 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2023-11-19 04:08:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 04:08:26,294 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 04:08:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 04:08:26,294 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 04:08:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 04:08:26,295 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 04:08:26,295 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 04:08:26,295 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 04:08:26,295 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 04:08:26,295 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 04:08:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 04:08:26,299 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 04:08:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:26,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 04:08:26,299 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 04:08:26,460 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:26,463 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:27,315 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:27,723 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:27,723 INFO L302 CfgBuilder]: Removed 12 assume(true) statements. [2023-11-19 04:08:27,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:27 BoogieIcfgContainer [2023-11-19 04:08:27,744 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:27,746 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:27,746 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:27,757 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:27,757 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:27" (1/1) ... [2023-11-19 04:08:27,772 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:27,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:27,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 168 states and 249 transitions. [2023-11-19 04:08:27,846 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 249 transitions. [2023-11-19 04:08:27,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:08:27,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:27,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:27,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,235 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 04:08:28,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:28,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 173 states and 255 transitions. [2023-11-19 04:08:28,341 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 255 transitions. [2023-11-19 04:08:28,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:08:28,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:28,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:28,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,416 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 04:08:28,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:28,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 183 states and 275 transitions. [2023-11-19 04:08:28,562 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 275 transitions. [2023-11-19 04:08:28,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:08:28,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:28,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,686 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 04:08:28,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:28,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 195 states and 298 transitions. [2023-11-19 04:08:28,877 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 298 transitions. [2023-11-19 04:08:28,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:08:28,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:28,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,919 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 04:08:28,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:28,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 195 states and 297 transitions. [2023-11-19 04:08:28,937 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 297 transitions. [2023-11-19 04:08:28,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:08:28,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:28,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:28,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:29,203 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 04:08:29,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:29,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 198 states and 303 transitions. [2023-11-19 04:08:29,575 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 303 transitions. [2023-11-19 04:08:29,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:08:29,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:29,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:29,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:29,642 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 04:08:30,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:30,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 206 states and 318 transitions. [2023-11-19 04:08:30,333 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 318 transitions. [2023-11-19 04:08:30,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:08:30,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:30,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:30,435 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:31,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:31,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 214 states and 333 transitions. [2023-11-19 04:08:31,354 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 333 transitions. [2023-11-19 04:08:31,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:08:31,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:31,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:31,414 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 04:08:31,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:31,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 216 states and 337 transitions. [2023-11-19 04:08:31,717 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 337 transitions. [2023-11-19 04:08:31,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:08:31,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:31,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:31,795 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 04:08:31,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:31,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 220 states and 342 transitions. [2023-11-19 04:08:31,896 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 342 transitions. [2023-11-19 04:08:31,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:08:31,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:31,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:32,041 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 04:08:32,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:32,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 227 states and 358 transitions. [2023-11-19 04:08:32,620 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 358 transitions. [2023-11-19 04:08:32,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:08:32,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:32,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:32,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:32,683 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 04:08:32,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:32,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 229 states and 361 transitions. [2023-11-19 04:08:32,800 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 361 transitions. [2023-11-19 04:08:32,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:08:32,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:32,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:32,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:32,851 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 04:08:33,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 236 states and 378 transitions. [2023-11-19 04:08:33,209 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 378 transitions. [2023-11-19 04:08:33,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:33,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:33,496 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 04:08:33,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 254 states and 412 transitions. [2023-11-19 04:08:33,652 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 412 transitions. [2023-11-19 04:08:33,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:33,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:33,759 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 04:08:33,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 255 states and 412 transitions. [2023-11-19 04:08:33,773 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 412 transitions. [2023-11-19 04:08:33,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:33,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:33,879 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 04:08:33,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 256 states and 412 transitions. [2023-11-19 04:08:33,903 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 412 transitions. [2023-11-19 04:08:33,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:33,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:33,994 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 04:08:34,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 257 states and 412 transitions. [2023-11-19 04:08:34,009 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 412 transitions. [2023-11-19 04:08:34,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:34,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,124 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 04:08:34,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 258 states and 412 transitions. [2023-11-19 04:08:34,141 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 412 transitions. [2023-11-19 04:08:34,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:34,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,348 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 04:08:34,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 273 states and 445 transitions. [2023-11-19 04:08:34,852 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 445 transitions. [2023-11-19 04:08:34,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:34,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,953 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 04:08:34,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 274 states and 445 transitions. [2023-11-19 04:08:34,972 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 445 transitions. [2023-11-19 04:08:34,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:34,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:35,051 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 04:08:35,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:35,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 275 states and 445 transitions. [2023-11-19 04:08:35,069 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 445 transitions. [2023-11-19 04:08:35,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:35,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:35,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:35,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:35,323 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 04:08:35,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:35,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 284 states and 466 transitions. [2023-11-19 04:08:35,873 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 466 transitions. [2023-11-19 04:08:35,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:35,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:35,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:35,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:36,018 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 04:08:36,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:36,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 292 states and 480 transitions. [2023-11-19 04:08:36,440 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 480 transitions. [2023-11-19 04:08:36,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:08:36,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:36,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:36,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:36,501 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 04:08:36,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:36,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 292 states and 479 transitions. [2023-11-19 04:08:36,525 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 479 transitions. [2023-11-19 04:08:36,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:36,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:36,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:36,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:37,002 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:37,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:37,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 301 states and 494 transitions. [2023-11-19 04:08:37,462 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 494 transitions. [2023-11-19 04:08:37,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:37,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:37,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:37,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:37,570 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:37,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:37,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 302 states and 494 transitions. [2023-11-19 04:08:37,592 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 494 transitions. [2023-11-19 04:08:37,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:37,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:37,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:37,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:37,626 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:08:38,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:38,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 311 states and 509 transitions. [2023-11-19 04:08:38,509 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 509 transitions. [2023-11-19 04:08:38,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:08:38,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:38,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:38,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:38,612 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:08:39,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:39,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 317 states and 520 transitions. [2023-11-19 04:08:39,380 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 520 transitions. [2023-11-19 04:08:39,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:08:39,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:39,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:39,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:39,494 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:08:40,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:40,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 323 states and 531 transitions. [2023-11-19 04:08:40,065 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 531 transitions. [2023-11-19 04:08:40,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:08:40,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:40,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:40,303 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 04:08:42,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:42,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 336 states and 566 transitions. [2023-11-19 04:08:42,183 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 566 transitions. [2023-11-19 04:08:42,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:08:42,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:42,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:42,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:42,230 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:08:42,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:42,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 340 states and 573 transitions. [2023-11-19 04:08:42,840 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 573 transitions. [2023-11-19 04:08:42,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:08:42,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:42,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:42,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:42,882 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:08:43,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:43,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 346 states and 585 transitions. [2023-11-19 04:08:43,535 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 585 transitions. [2023-11-19 04:08:43,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:08:43,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:43,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:43,566 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:08:44,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:44,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 352 states and 596 transitions. [2023-11-19 04:08:44,185 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 596 transitions. [2023-11-19 04:08:44,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:08:44,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:44,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:44,675 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 04:08:49,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:49,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 378 states and 656 transitions. [2023-11-19 04:08:49,801 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 656 transitions. [2023-11-19 04:08:49,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:08:49,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:49,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:49,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:49,854 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 04:08:50,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:50,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 379 states and 660 transitions. [2023-11-19 04:08:50,390 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 660 transitions. [2023-11-19 04:08:50,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:08:50,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:50,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:50,480 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 04:08:50,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:50,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 380 states and 665 transitions. [2023-11-19 04:08:50,913 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 665 transitions. [2023-11-19 04:08:50,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:08:50,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:50,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:50,966 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 04:08:51,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:51,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 381 states and 668 transitions. [2023-11-19 04:08:51,346 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 668 transitions. [2023-11-19 04:08:51,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:08:51,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:51,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:52,016 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:08:53,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:53,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 381 states and 667 transitions. [2023-11-19 04:08:53,421 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 667 transitions. [2023-11-19 04:08:53,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:08:53,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:53,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:53,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:53,589 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:08:54,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:54,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 381 states and 666 transitions. [2023-11-19 04:08:54,386 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 666 transitions. [2023-11-19 04:08:54,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:08:54,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:54,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:54,827 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:08:59,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:59,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 397 states and 705 transitions. [2023-11-19 04:08:59,193 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 705 transitions. [2023-11-19 04:08:59,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:08:59,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:59,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:09:01,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:01,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 399 states and 712 transitions. [2023-11-19 04:09:01,579 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 712 transitions. [2023-11-19 04:09:01,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:09:01,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:01,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:01,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:01,696 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:09:01,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:01,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 397 states and 708 transitions. [2023-11-19 04:09:01,961 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 708 transitions. [2023-11-19 04:09:01,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:09:01,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:01,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:01,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:01,999 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 04:09:02,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:02,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 402 states and 716 transitions. [2023-11-19 04:09:02,461 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 716 transitions. [2023-11-19 04:09:02,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:09:02,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:02,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:02,599 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:09:02,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:02,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 403 states and 719 transitions. [2023-11-19 04:09:02,647 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 719 transitions. [2023-11-19 04:09:02,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:09:02,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:02,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:02,755 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:09:02,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:02,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 404 states and 720 transitions. [2023-11-19 04:09:02,840 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 720 transitions. [2023-11-19 04:09:02,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:09:02,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:02,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:02,900 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:09:03,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:03,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 409 states and 734 transitions. [2023-11-19 04:09:03,343 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 734 transitions. [2023-11-19 04:09:03,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:09:03,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:03,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:03,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:03,421 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:09:04,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:04,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 411 states and 737 transitions. [2023-11-19 04:09:04,152 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 737 transitions. [2023-11-19 04:09:04,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:09:04,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:04,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:04,257 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:09:04,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:04,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 409 states and 726 transitions. [2023-11-19 04:09:04,299 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 726 transitions. [2023-11-19 04:09:04,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:09:04,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:04,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:04,329 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 04:09:04,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:04,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 410 states and 729 transitions. [2023-11-19 04:09:04,630 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 729 transitions. [2023-11-19 04:09:04,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:09:04,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:04,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:04,662 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 04:09:04,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:04,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 411 states and 732 transitions. [2023-11-19 04:09:04,697 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 732 transitions. [2023-11-19 04:09:04,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:09:04,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:04,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:04,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:04,730 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 04:09:04,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:04,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 412 states and 733 transitions. [2023-11-19 04:09:04,763 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 733 transitions. [2023-11-19 04:09:04,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:09:04,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:04,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:04,890 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:09:06,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:06,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 419 states and 750 transitions. [2023-11-19 04:09:06,146 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 750 transitions. [2023-11-19 04:09:06,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:09:06,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:06,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:06,326 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:09:07,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:07,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 421 states and 753 transitions. [2023-11-19 04:09:07,899 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 753 transitions. [2023-11-19 04:09:07,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 04:09:07,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:07,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:07,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:08,702 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.