./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.03.cil-2.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_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/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_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/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_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/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 53b2835bffc5e46db9e843d7a27e5dc2af58bf47930b3bc6dacf70c618d5bd01 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:07:16,186 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:07:16,306 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:07:16,310 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:07:16,311 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:07:16,336 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:07:16,337 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:07:16,338 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:07:16,339 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:07:16,339 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:07:16,340 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:07:16,341 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:07:16,341 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:07:16,342 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:07:16,343 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:07:16,343 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:07:16,344 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:07:16,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:07:16,345 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:07:16,345 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:07:16,346 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:07:16,347 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:07:16,347 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:07:16,348 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:07:16,348 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:07:16,349 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:07:16,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:16,350 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:07:16,350 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:07:16,351 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:07:16,351 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:07:16,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:07:16,352 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:07:16,352 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_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53b2835bffc5e46db9e843d7a27e5dc2af58bf47930b3bc6dacf70c618d5bd01 [2023-11-19 03:07:16,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:07:16,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:07:16,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:07:16,697 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:07:16,697 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:07:16,699 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.03.cil-2.c [2023-11-19 03:07:19,931 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:07:20,254 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:07:20,255 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.03.cil-2.c [2023-11-19 03:07:20,286 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/bin/ukojak-verify-G8NBE6pJGL/data/6e611bb5b/0a535ee7ca1748bcb16d8d619a1efa70/FLAG47c64c4fc [2023-11-19 03:07:20,306 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/bin/ukojak-verify-G8NBE6pJGL/data/6e611bb5b/0a535ee7ca1748bcb16d8d619a1efa70 [2023-11-19 03:07:20,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:07:20,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:07:20,311 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:20,312 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:07:20,322 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:07:20,323 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:20" (1/1) ... [2023-11-19 03:07:20,325 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d89277a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:20, skipping insertion in model container [2023-11-19 03:07:20,325 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:20" (1/1) ... [2023-11-19 03:07:20,380 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:07:20,541 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_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.03.cil-2.c[911,924] [2023-11-19 03:07:20,616 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_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.03.cil-2.c[8416,8429] [2023-11-19 03:07:20,704 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:20,724 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:07:20,741 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_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.03.cil-2.c[911,924] [2023-11-19 03:07:20,776 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_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.03.cil-2.c[8416,8429] [2023-11-19 03:07:20,816 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:20,851 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:07:20,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:20 WrapperNode [2023-11-19 03:07:20,852 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:20,853 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:20,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:07:20,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:07:20,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:20" (1/1) ... [2023-11-19 03:07:20,883 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:20" (1/1) ... [2023-11-19 03:07:20,936 INFO L138 Inliner]: procedures = 61, calls = 70, calls flagged for inlining = 30, calls inlined = 30, statements flattened = 568 [2023-11-19 03:07:20,937 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:20,937 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:07:20,938 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:07:20,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:07:20,948 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:20" (1/1) ... [2023-11-19 03:07:20,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:20" (1/1) ... [2023-11-19 03:07:20,952 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:20" (1/1) ... [2023-11-19 03:07:20,953 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:20" (1/1) ... [2023-11-19 03:07:20,965 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:20" (1/1) ... [2023-11-19 03:07:20,976 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:20" (1/1) ... [2023-11-19 03:07:20,979 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:20" (1/1) ... [2023-11-19 03:07:20,982 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:20" (1/1) ... [2023-11-19 03:07:20,987 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:07:20,988 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:07:20,989 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:07:20,989 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:07:20,990 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:20" (1/1) ... [2023-11-19 03:07:20,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:21,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:07:21,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:07:21,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41d2ea17-157f-49e9-a5a2-70c9d6d3a5f9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:07:21,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:07:21,100 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:07:21,100 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:07:21,100 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2023-11-19 03:07:21,101 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2023-11-19 03:07:21,102 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 03:07:21,102 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 03:07:21,102 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 03:07:21,102 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 03:07:21,102 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2023-11-19 03:07:21,103 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2023-11-19 03:07:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 03:07:21,103 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 03:07:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 03:07:21,103 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 03:07:21,104 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2023-11-19 03:07:21,106 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2023-11-19 03:07:21,106 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2023-11-19 03:07:21,106 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2023-11-19 03:07:21,106 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2023-11-19 03:07:21,107 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2023-11-19 03:07:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 03:07:21,107 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 03:07:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:07:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 03:07:21,107 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 03:07:21,108 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2023-11-19 03:07:21,108 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2023-11-19 03:07:21,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:07:21,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:07:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 03:07:21,109 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 03:07:21,268 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:07:21,270 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:07:21,992 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2023-11-19 03:07:21,992 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 2;~a_t~0 := do_read_c_~a~0#1; [2023-11-19 03:07:22,082 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:07:22,428 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:07:22,429 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-19 03:07:22,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:22 BoogieIcfgContainer [2023-11-19 03:07:22,442 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:07:22,443 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:07:22,443 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:07:22,454 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:07:22,455 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:22" (1/1) ... [2023-11-19 03:07:22,465 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:07:22,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:22,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 172 states and 247 transitions. [2023-11-19 03:07:22,539 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 247 transitions. [2023-11-19 03:07:22,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:07:22,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:22,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:22,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:23,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:23,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:23,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 184 states and 269 transitions. [2023-11-19 03:07:23,199 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 269 transitions. [2023-11-19 03:07:23,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:07:23,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:23,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:23,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:23,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:23,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:23,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 185 states and 269 transitions. [2023-11-19 03:07:23,352 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 269 transitions. [2023-11-19 03:07:23,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:07:23,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:23,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:23,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:23,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:23,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:23,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 186 states and 269 transitions. [2023-11-19 03:07:23,486 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 269 transitions. [2023-11-19 03:07:23,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:07:23,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:23,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:23,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:23,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:23,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 195 states and 290 transitions. [2023-11-19 03:07:23,829 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 290 transitions. [2023-11-19 03:07:23,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:07:23,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:23,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:23,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:24,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:24,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 203 states and 304 transitions. [2023-11-19 03:07:24,077 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 304 transitions. [2023-11-19 03:07:24,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:07:24,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:24,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:24,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:24,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:24,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 208 states and 309 transitions. [2023-11-19 03:07:24,280 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 309 transitions. [2023-11-19 03:07:24,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:07:24,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:24,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:24,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:24,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:24,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 214 states and 317 transitions. [2023-11-19 03:07:24,509 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 317 transitions. [2023-11-19 03:07:24,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:07:24,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:24,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:24,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:24,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:24,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:24,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 220 states and 328 transitions. [2023-11-19 03:07:24,950 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 328 transitions. [2023-11-19 03:07:24,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:07:24,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:24,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:24,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:25,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:25,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:25,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 223 states and 332 transitions. [2023-11-19 03:07:25,190 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 332 transitions. [2023-11-19 03:07:25,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:07:25,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:25,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:25,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:25,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:26,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:26,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 229 states and 343 transitions. [2023-11-19 03:07:26,993 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 343 transitions. [2023-11-19 03:07:26,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:07:26,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:26,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:27,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:27,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:27,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 239 states and 362 transitions. [2023-11-19 03:07:27,357 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 362 transitions. [2023-11-19 03:07:27,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:07:27,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:27,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:27,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:27,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:27,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 242 states and 368 transitions. [2023-11-19 03:07:27,422 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 368 transitions. [2023-11-19 03:07:27,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:07:27,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:27,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:27,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:27,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:27,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 250 states and 381 transitions. [2023-11-19 03:07:27,835 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 381 transitions. [2023-11-19 03:07:27,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:07:27,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:27,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:28,201 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:07:30,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:30,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 269 states and 424 transitions. [2023-11-19 03:07:30,290 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 424 transitions. [2023-11-19 03:07:30,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:07:30,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:30,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:30,509 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:07:32,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:32,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 275 states and 444 transitions. [2023-11-19 03:07:32,412 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 444 transitions. [2023-11-19 03:07:32,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:07:32,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:32,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:32,478 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:07:33,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:33,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 278 states and 450 transitions. [2023-11-19 03:07:33,023 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 450 transitions. [2023-11-19 03:07:33,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:07:33,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:33,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:33,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:33,096 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:07:33,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:33,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 278 states and 447 transitions. [2023-11-19 03:07:33,546 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 447 transitions. [2023-11-19 03:07:33,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:07:33,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:33,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:33,644 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:07:33,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:33,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 278 states and 445 transitions. [2023-11-19 03:07:33,920 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 445 transitions. [2023-11-19 03:07:33,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:07:33,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:33,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:33,975 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:07:34,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:34,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 278 states and 441 transitions. [2023-11-19 03:07:34,131 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 441 transitions. [2023-11-19 03:07:34,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:07:34,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:34,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:34,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:34,214 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:07:34,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:34,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 276 states and 437 transitions. [2023-11-19 03:07:34,363 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 437 transitions. [2023-11-19 03:07:34,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:07:34,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:34,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:34,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:34,449 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:07:34,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:34,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 277 states and 438 transitions. [2023-11-19 03:07:34,594 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 438 transitions. [2023-11-19 03:07:34,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:07:34,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:34,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:34,727 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:07:34,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:34,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 271 states and 425 transitions. [2023-11-19 03:07:34,761 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 425 transitions. [2023-11-19 03:07:34,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:07:34,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:34,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:35,497 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:07:39,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:39,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 279 states and 440 transitions. [2023-11-19 03:07:39,955 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 440 transitions. [2023-11-19 03:07:39,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:07:39,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:39,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:40,545 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:07:45,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:45,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 298 states and 487 transitions. [2023-11-19 03:07:45,406 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 487 transitions. [2023-11-19 03:07:45,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:07:45,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:45,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:45,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:45,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:07:45,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:45,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 300 states and 492 transitions. [2023-11-19 03:07:45,977 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 492 transitions. [2023-11-19 03:07:45,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:07:45,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:45,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:46,050 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:07:46,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:46,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 303 states and 498 transitions. [2023-11-19 03:07:46,977 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 498 transitions. [2023-11-19 03:07:46,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:07:46,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:46,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:47,029 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:07:47,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:47,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 305 states and 503 transitions. [2023-11-19 03:07:47,527 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 503 transitions. [2023-11-19 03:07:47,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:07:47,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:47,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:47,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:47,579 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:07:47,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:47,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 306 states and 505 transitions. [2023-11-19 03:07:47,825 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 505 transitions. [2023-11-19 03:07:47,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:07:47,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:47,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:47,959 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:07:48,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:48,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 308 states and 509 transitions. [2023-11-19 03:07:48,940 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 509 transitions. [2023-11-19 03:07:48,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:07:48,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:48,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:48,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:07:49,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:49,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 306 states and 504 transitions. [2023-11-19 03:07:49,235 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 504 transitions. [2023-11-19 03:07:49,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:07:49,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:49,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:49,296 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:07:49,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:49,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 307 states and 505 transitions. [2023-11-19 03:07:49,566 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 505 transitions. [2023-11-19 03:07:49,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:07:49,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:49,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:49,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:49,626 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:07:49,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:49,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 301 states and 492 transitions. [2023-11-19 03:07:49,653 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 492 transitions. [2023-11-19 03:07:49,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:07:49,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:49,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:49,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:50,314 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:07:57,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:57,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 323 states and 544 transitions. [2023-11-19 03:07:57,136 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 544 transitions. [2023-11-19 03:07:57,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:07:57,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:57,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:57,199 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:07:57,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:57,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 325 states and 549 transitions. [2023-11-19 03:07:57,789 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 549 transitions. [2023-11-19 03:07:57,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:07:57,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:57,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:57,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:57,844 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:07:58,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:58,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 326 states and 552 transitions. [2023-11-19 03:07:58,366 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 552 transitions. [2023-11-19 03:07:58,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:07:58,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:58,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:58,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:58,422 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:07:59,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:59,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 328 states and 556 transitions. [2023-11-19 03:07:59,574 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 556 transitions. [2023-11-19 03:07:59,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:07:59,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:59,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:59,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:59,627 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:08:00,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:00,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 330 states and 561 transitions. [2023-11-19 03:08:00,231 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 561 transitions. [2023-11-19 03:08:00,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:08:00,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:00,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:00,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:00,283 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:08:00,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:00,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 331 states and 563 transitions. [2023-11-19 03:08:00,528 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 563 transitions. [2023-11-19 03:08:00,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:08:00,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:00,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:00,652 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:08:00,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:00,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 333 states and 566 transitions. [2023-11-19 03:08:00,718 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 566 transitions. [2023-11-19 03:08:00,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:08:00,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:00,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:00,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:00,867 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:08:00,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:00,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 336 states and 571 transitions. [2023-11-19 03:08:00,906 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 571 transitions. [2023-11-19 03:08:00,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:08:00,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:00,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:00,971 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:08:01,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:01,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 334 states and 567 transitions. [2023-11-19 03:08:01,254 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 567 transitions. [2023-11-19 03:08:01,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:08:01,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:01,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:01,313 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:08:01,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:01,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 335 states and 568 transitions. [2023-11-19 03:08:01,601 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 568 transitions. [2023-11-19 03:08:01,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:08:01,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:01,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:01,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:01,628 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:08:01,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:01,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 335 states and 567 transitions. [2023-11-19 03:08:01,655 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 567 transitions. [2023-11-19 03:08:01,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:08:01,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:01,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:01,706 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:08:01,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:01,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 329 states and 553 transitions. [2023-11-19 03:08:01,738 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 553 transitions. [2023-11-19 03:08:01,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:08:01,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:01,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:01,785 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:08:02,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:02,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 336 states and 566 transitions. [2023-11-19 03:08:02,925 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 566 transitions. [2023-11-19 03:08:02,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:08:02,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:02,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:02,967 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:08:03,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:03,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 341 states and 573 transitions. [2023-11-19 03:08:03,319 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 573 transitions. [2023-11-19 03:08:03,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:08:03,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:03,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:03,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:03,440 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:08:03,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:03,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 343 states and 577 transitions. [2023-11-19 03:08:03,478 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 577 transitions. [2023-11-19 03:08:03,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:08:03,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:03,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:03,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:04,305 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.