./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a973b1a-ae38-42d6-ab41-d04773999889/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a973b1a-ae38-42d6-ab41-d04773999889/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_7a973b1a-ae38-42d6-ab41-d04773999889/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a973b1a-ae38-42d6-ab41-d04773999889/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a973b1a-ae38-42d6-ab41-d04773999889/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_7a973b1a-ae38-42d6-ab41-d04773999889/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 20da2548babe3ea7ba69c8856235b685b3dad9dcce2cbb8d7159e2037477f2fb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:00:25,836 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:00:25,915 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a973b1a-ae38-42d6-ab41-d04773999889/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:00:25,919 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:00:25,919 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:00:25,942 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:00:25,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:00:25,943 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:00:25,944 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:00:25,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:00:25,945 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:00:25,946 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:00:25,947 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:00:25,947 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:00:25,948 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:00:25,948 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:00:25,949 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:00:25,949 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:00:25,950 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:00:25,950 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:00:25,951 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:00:25,952 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:00:25,952 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:00:25,953 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:00:25,953 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:00:25,954 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:00:25,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:25,954 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:00:25,955 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:00:25,955 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:00:25,956 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:00:25,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:00:25,956 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:00:25,957 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_7a973b1a-ae38-42d6-ab41-d04773999889/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a973b1a-ae38-42d6-ab41-d04773999889/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20da2548babe3ea7ba69c8856235b685b3dad9dcce2cbb8d7159e2037477f2fb [2023-11-19 03:00:26,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:00:26,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:00:26,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:00:26,225 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:00:26,226 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:00:26,227 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a973b1a-ae38-42d6-ab41-d04773999889/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c [2023-11-19 03:00:29,403 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:00:29,755 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:00:29,756 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a973b1a-ae38-42d6-ab41-d04773999889/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c [2023-11-19 03:00:29,777 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a973b1a-ae38-42d6-ab41-d04773999889/bin/ukojak-verify-G8NBE6pJGL/data/ee7a602de/20a8680b82f24343a380cb67252fc60e/FLAGfaaf13b13 [2023-11-19 03:00:29,792 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a973b1a-ae38-42d6-ab41-d04773999889/bin/ukojak-verify-G8NBE6pJGL/data/ee7a602de/20a8680b82f24343a380cb67252fc60e [2023-11-19 03:00:29,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:00:29,797 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:00:29,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:29,799 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:00:29,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:00:29,805 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:29" (1/1) ... [2023-11-19 03:00:29,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@262f1864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:29, skipping insertion in model container [2023-11-19 03:00:29,806 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:29" (1/1) ... [2023-11-19 03:00:29,888 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:00:30,089 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_7a973b1a-ae38-42d6-ab41-d04773999889/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c[911,924] [2023-11-19 03:00:30,204 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_7a973b1a-ae38-42d6-ab41-d04773999889/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c[8416,8429] [2023-11-19 03:00:30,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:30,329 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:00:30,342 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_7a973b1a-ae38-42d6-ab41-d04773999889/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c[911,924] [2023-11-19 03:00:30,363 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_7a973b1a-ae38-42d6-ab41-d04773999889/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c[8416,8429] [2023-11-19 03:00:30,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:30,461 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:00:30,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:30 WrapperNode [2023-11-19 03:00:30,462 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:30,463 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:30,463 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:00:30,463 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:00:30,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:30" (1/1) ... [2023-11-19 03:00:30,503 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:30" (1/1) ... [2023-11-19 03:00:30,577 INFO L138 Inliner]: procedures = 73, calls = 89, calls flagged for inlining = 41, calls inlined = 41, statements flattened = 934 [2023-11-19 03:00:30,578 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:30,578 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:00:30,579 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:00:30,579 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:00:30,588 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:30" (1/1) ... [2023-11-19 03:00:30,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:30" (1/1) ... [2023-11-19 03:00:30,597 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:30" (1/1) ... [2023-11-19 03:00:30,598 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:30" (1/1) ... [2023-11-19 03:00:30,617 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:30" (1/1) ... [2023-11-19 03:00:30,656 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:30" (1/1) ... [2023-11-19 03:00:30,660 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:30" (1/1) ... [2023-11-19 03:00:30,674 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:30" (1/1) ... [2023-11-19 03:00:30,681 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:00:30,682 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:00:30,682 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:00:30,690 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:00:30,691 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:30" (1/1) ... [2023-11-19 03:00:30,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:30,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a973b1a-ae38-42d6-ab41-d04773999889/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:00:30,739 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a973b1a-ae38-42d6-ab41-d04773999889/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:00:30,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a973b1a-ae38-42d6-ab41-d04773999889/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:00:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:00:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:00:30,789 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:00:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2023-11-19 03:00:30,789 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2023-11-19 03:00:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 03:00:30,790 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 03:00:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 03:00:30,791 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 03:00:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2023-11-19 03:00:30,792 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2023-11-19 03:00:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 03:00:30,792 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 03:00:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 03:00:30,792 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 03:00:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2023-11-19 03:00:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2023-11-19 03:00:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2023-11-19 03:00:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2023-11-19 03:00:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2023-11-19 03:00:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2023-11-19 03:00:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 03:00:30,796 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 03:00:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:00:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 03:00:30,796 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 03:00:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2023-11-19 03:00:30,797 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2023-11-19 03:00:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:00:30,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:00:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 03:00:30,798 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 03:00:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2023-11-19 03:00:30,799 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2023-11-19 03:00:30,959 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:00:30,963 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:00:31,969 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2023-11-19 03:00:31,969 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 03:00:32,065 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:00:32,618 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:00:32,618 INFO L302 CfgBuilder]: Removed 16 assume(true) statements. [2023-11-19 03:00:32,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:00:32 BoogieIcfgContainer [2023-11-19 03:00:32,626 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:00:32,627 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:00:32,627 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:00:32,636 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:00:32,637 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:00:32" (1/1) ... [2023-11-19 03:00:32,645 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:00:32,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:32,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 250 states and 371 transitions. [2023-11-19 03:00:32,710 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 371 transitions. [2023-11-19 03:00:32,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:00:32,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:32,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:32,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:33,102 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 03:00:33,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:33,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 255 states and 376 transitions. [2023-11-19 03:00:33,209 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 376 transitions. [2023-11-19 03:00:33,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:00:33,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:33,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:33,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:33,432 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 03:00:33,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:33,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 261 states and 387 transitions. [2023-11-19 03:00:33,638 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 387 transitions. [2023-11-19 03:00:33,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:00:33,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:33,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:33,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:33,797 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 03:00:33,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:33,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 268 states and 400 transitions. [2023-11-19 03:00:33,977 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 400 transitions. [2023-11-19 03:00:33,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:00:33,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:33,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:34,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:34,323 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 03:00:35,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:35,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 281 states and 427 transitions. [2023-11-19 03:00:35,558 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 427 transitions. [2023-11-19 03:00:35,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:00:35,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:35,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:35,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:35,647 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 03:00:35,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:35,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 276 states and 411 transitions. [2023-11-19 03:00:35,845 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 411 transitions. [2023-11-19 03:00:35,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:00:35,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:35,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:35,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:35,928 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 03:00:36,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:36,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 286 states and 430 transitions. [2023-11-19 03:00:36,158 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 430 transitions. [2023-11-19 03:00:36,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:00:36,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:36,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:36,208 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 03:00:36,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:36,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 289 states and 436 transitions. [2023-11-19 03:00:36,241 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 436 transitions. [2023-11-19 03:00:36,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:00:36,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:36,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:36,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:36,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:36,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 297 states and 449 transitions. [2023-11-19 03:00:36,565 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 449 transitions. [2023-11-19 03:00:36,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:00:36,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:36,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:36,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:37,039 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 03:00:39,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:39,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 308 states and 472 transitions. [2023-11-19 03:00:39,916 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 472 transitions. [2023-11-19 03:00:39,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:00:39,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:39,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:39,969 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 03:00:40,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:40,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 307 states and 469 transitions. [2023-11-19 03:00:40,537 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 469 transitions. [2023-11-19 03:00:40,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:00:40,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:40,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:40,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:40,715 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 03:00:41,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:41,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 309 states and 473 transitions. [2023-11-19 03:00:41,223 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 473 transitions. [2023-11-19 03:00:41,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:00:41,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:41,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:41,444 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 03:00:41,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:41,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 312 states and 478 transitions. [2023-11-19 03:00:41,481 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 478 transitions. [2023-11-19 03:00:41,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:00:41,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:41,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:41,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:41,638 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 03:00:41,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:41,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 314 states and 481 transitions. [2023-11-19 03:00:41,676 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 481 transitions. [2023-11-19 03:00:41,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:41,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:41,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:41,737 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 03:00:41,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:41,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 319 states and 488 transitions. [2023-11-19 03:00:41,901 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 488 transitions. [2023-11-19 03:00:41,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:41,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:41,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:41,979 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 03:00:43,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:43,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 328 states and 504 transitions. [2023-11-19 03:00:43,098 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 504 transitions. [2023-11-19 03:00:43,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:00:43,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:43,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:43,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:43,190 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:00:43,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:43,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 333 states and 512 transitions. [2023-11-19 03:00:43,465 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 512 transitions. [2023-11-19 03:00:43,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:00:43,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:43,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:43,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:43,508 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 03:00:43,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:43,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 335 states and 515 transitions. [2023-11-19 03:00:43,689 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 515 transitions. [2023-11-19 03:00:43,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:43,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:43,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:43,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:44,055 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 03:00:44,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:44,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 364 states and 571 transitions. [2023-11-19 03:00:44,239 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 571 transitions. [2023-11-19 03:00:44,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:44,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:44,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:44,374 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 03:00:44,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:44,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 365 states and 571 transitions. [2023-11-19 03:00:44,391 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 571 transitions. [2023-11-19 03:00:44,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:44,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:44,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:44,522 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 03:00:44,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:44,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 366 states and 571 transitions. [2023-11-19 03:00:44,539 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 571 transitions. [2023-11-19 03:00:44,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:44,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:44,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:44,672 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 03:00:44,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:44,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 367 states and 571 transitions. [2023-11-19 03:00:44,689 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 571 transitions. [2023-11-19 03:00:44,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:44,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:44,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:44,786 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 03:00:44,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:44,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 368 states and 571 transitions. [2023-11-19 03:00:44,803 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 571 transitions. [2023-11-19 03:00:44,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:44,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:44,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:44,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:44,928 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 03:00:44,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:44,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 369 states and 571 transitions. [2023-11-19 03:00:44,944 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 571 transitions. [2023-11-19 03:00:44,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:44,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:44,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:45,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:45,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:45,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 370 states and 571 transitions. [2023-11-19 03:00:45,054 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 571 transitions. [2023-11-19 03:00:45,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:45,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:45,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:45,152 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 03:00:45,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:45,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 371 states and 571 transitions. [2023-11-19 03:00:45,168 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 571 transitions. [2023-11-19 03:00:45,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:45,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:45,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:45,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:45,263 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 03:00:45,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:45,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 372 states and 571 transitions. [2023-11-19 03:00:45,280 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 571 transitions. [2023-11-19 03:00:45,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:45,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:45,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:45,530 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 03:00:46,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:46,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 399 states and 628 transitions. [2023-11-19 03:00:46,203 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 628 transitions. [2023-11-19 03:00:46,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:46,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:46,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:46,308 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 03:00:46,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:46,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 400 states and 628 transitions. [2023-11-19 03:00:46,332 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 628 transitions. [2023-11-19 03:00:46,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:46,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:46,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:46,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:46,430 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 03:00:46,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:46,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 401 states and 628 transitions. [2023-11-19 03:00:46,450 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 628 transitions. [2023-11-19 03:00:46,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:46,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:46,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:46,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:46,551 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 03:00:46,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:46,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 402 states and 628 transitions. [2023-11-19 03:00:46,575 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 628 transitions. [2023-11-19 03:00:46,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:46,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:46,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:46,730 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 03:00:46,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:46,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 403 states and 628 transitions. [2023-11-19 03:00:46,756 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 628 transitions. [2023-11-19 03:00:46,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:46,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:46,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:46,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:46,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:46,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 404 states and 628 transitions. [2023-11-19 03:00:46,898 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 628 transitions. [2023-11-19 03:00:46,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:46,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:46,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:47,006 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 03:00:47,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:47,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 405 states and 628 transitions. [2023-11-19 03:00:47,027 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 628 transitions. [2023-11-19 03:00:47,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:47,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:47,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:47,297 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 03:00:47,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:48,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 426 states and 673 transitions. [2023-11-19 03:00:48,001 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 673 transitions. [2023-11-19 03:00:48,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:48,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:48,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:48,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:48,126 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 03:00:48,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:48,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 427 states and 673 transitions. [2023-11-19 03:00:48,148 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 673 transitions. [2023-11-19 03:00:48,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:48,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:48,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:48,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:48,244 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 03:00:48,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:48,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 428 states and 673 transitions. [2023-11-19 03:00:48,266 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 673 transitions. [2023-11-19 03:00:48,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:48,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:48,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:48,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:48,380 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 03:00:48,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:48,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 429 states and 673 transitions. [2023-11-19 03:00:48,402 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 673 transitions. [2023-11-19 03:00:48,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:48,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:48,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:48,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:48,517 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 03:00:48,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:48,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 430 states and 673 transitions. [2023-11-19 03:00:48,540 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 673 transitions. [2023-11-19 03:00:48,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:48,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:48,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:48,650 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 03:00:48,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:48,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 431 states and 673 transitions. [2023-11-19 03:00:48,676 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 673 transitions. [2023-11-19 03:00:48,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:48,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:48,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:49,007 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 03:00:49,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:49,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 449 states and 712 transitions. [2023-11-19 03:00:49,796 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 712 transitions. [2023-11-19 03:00:49,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:49,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:49,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:49,892 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 03:00:49,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:49,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 450 states and 712 transitions. [2023-11-19 03:00:49,923 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 712 transitions. [2023-11-19 03:00:49,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:49,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:49,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:50,024 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 03:00:50,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:50,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 451 states and 712 transitions. [2023-11-19 03:00:50,049 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 712 transitions. [2023-11-19 03:00:50,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:50,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:50,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:50,139 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 03:00:50,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:50,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 452 states and 712 transitions. [2023-11-19 03:00:50,164 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 712 transitions. [2023-11-19 03:00:50,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:50,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:50,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:50,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:50,486 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 03:00:51,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:51,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 464 states and 739 transitions. [2023-11-19 03:00:51,317 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 739 transitions. [2023-11-19 03:00:51,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:51,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:51,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:51,403 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 03:00:51,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:51,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 465 states and 739 transitions. [2023-11-19 03:00:51,429 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 739 transitions. [2023-11-19 03:00:51,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:51,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:51,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:51,585 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 03:00:52,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:52,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 473 states and 753 transitions. [2023-11-19 03:00:52,229 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 753 transitions. [2023-11-19 03:00:52,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:00:52,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:52,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:52,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:52,297 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 03:00:52,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:52,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 476 states and 759 transitions. [2023-11-19 03:00:52,339 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 759 transitions. [2023-11-19 03:00:52,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:00:52,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:52,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:52,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:52,383 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 03:00:53,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:53,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 485 states and 775 transitions. [2023-11-19 03:00:53,451 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 775 transitions. [2023-11-19 03:00:53,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:00:53,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:53,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:53,511 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:00:53,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:53,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 485 states and 773 transitions. [2023-11-19 03:00:53,543 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 773 transitions. [2023-11-19 03:00:53,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:00:53,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:53,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:53,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:00:53,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:53,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 485 states and 772 transitions. [2023-11-19 03:00:53,611 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 772 transitions. [2023-11-19 03:00:53,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:00:53,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:53,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:53,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:53,650 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:00:53,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:53,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 490 states and 779 transitions. [2023-11-19 03:00:53,846 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 779 transitions. [2023-11-19 03:00:53,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:00:53,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:53,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:53,884 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 03:00:53,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:53,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 491 states and 782 transitions. [2023-11-19 03:00:53,965 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 782 transitions. [2023-11-19 03:00:53,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:00:53,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:53,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:53,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:54,022 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:00:54,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:54,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 492 states and 784 transitions. [2023-11-19 03:00:54,237 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 784 transitions. [2023-11-19 03:00:54,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:00:54,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:54,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:54,292 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:00:54,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:54,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 492 states and 783 transitions. [2023-11-19 03:00:54,324 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 783 transitions. [2023-11-19 03:00:54,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 03:00:54,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:54,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:55,525 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 03:00:57,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:57,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 492 states and 782 transitions. [2023-11-19 03:00:57,238 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 782 transitions. [2023-11-19 03:00:57,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:00:57,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:57,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:57,933 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 03:01:03,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:03,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 529 states and 867 transitions. [2023-11-19 03:01:03,299 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 867 transitions. [2023-11-19 03:01:03,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:01:03,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:03,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:03,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:03,657 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 03:01:06,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:06,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 535 states and 885 transitions. [2023-11-19 03:01:06,999 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 885 transitions. [2023-11-19 03:01:07,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:01:07,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:07,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:07,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:07,414 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 03:01:11,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:11,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 544 states and 914 transitions. [2023-11-19 03:01:11,857 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 914 transitions. [2023-11-19 03:01:11,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:01:11,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:11,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:11,985 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 03:01:12,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:12,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 545 states and 917 transitions. [2023-11-19 03:01:12,584 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 917 transitions. [2023-11-19 03:01:12,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:01:12,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:12,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:12,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:12,675 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 03:01:13,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:13,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 548 states and 925 transitions. [2023-11-19 03:01:13,822 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 925 transitions. [2023-11-19 03:01:13,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:01:13,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:13,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:13,908 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 03:01:14,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:14,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 550 states and 928 transitions. [2023-11-19 03:01:14,549 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 928 transitions. [2023-11-19 03:01:14,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:01:14,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:14,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:14,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:14,661 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 03:01:15,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:15,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 551 states and 930 transitions. [2023-11-19 03:01:15,258 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 930 transitions. [2023-11-19 03:01:15,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:01:15,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:15,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat