./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.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_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/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_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/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_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/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 2468c605d5c29b15a54525a5c6944fa0a2b4d36426cacd5fefa10555cb2b8a7a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:36:18,772 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:36:18,901 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:36:18,905 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:36:18,906 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:36:18,929 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:36:18,930 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:36:18,931 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:36:18,931 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:36:18,932 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:36:18,933 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:36:18,933 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:36:18,934 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:36:18,935 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:36:18,935 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:36:18,936 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:36:18,937 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:36:18,937 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:36:18,938 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:36:18,939 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:36:18,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:36:18,940 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:36:18,941 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:36:18,941 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:36:18,942 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:36:18,942 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:36:18,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:18,943 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:36:18,944 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:36:18,944 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:36:18,945 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:36:18,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:36:18,946 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:36:18,946 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_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2468c605d5c29b15a54525a5c6944fa0a2b4d36426cacd5fefa10555cb2b8a7a [2023-11-19 03:36:19,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:36:19,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:36:19,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:36:19,320 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:36:19,330 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:36:19,331 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-2.c [2023-11-19 03:36:22,515 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:36:22,792 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:36:22,793 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-2.c [2023-11-19 03:36:22,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/bin/ukojak-verify-G8NBE6pJGL/data/1a6d98bed/9ec0a3a048894b74b9e7d91397275386/FLAG0ab3b91ff [2023-11-19 03:36:22,833 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/bin/ukojak-verify-G8NBE6pJGL/data/1a6d98bed/9ec0a3a048894b74b9e7d91397275386 [2023-11-19 03:36:22,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:36:22,839 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:36:22,842 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:22,843 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:36:22,849 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:36:22,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:22" (1/1) ... [2023-11-19 03:36:22,855 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aea229c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:22, skipping insertion in model container [2023-11-19 03:36:22,855 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:22" (1/1) ... [2023-11-19 03:36:22,926 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:36:23,134 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_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-2.c[913,926] [2023-11-19 03:36:23,188 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_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-2.c[5977,5990] [2023-11-19 03:36:23,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:23,273 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:36:23,292 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_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-2.c[913,926] [2023-11-19 03:36:23,327 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_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-2.c[5977,5990] [2023-11-19 03:36:23,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:23,416 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:36:23,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:23 WrapperNode [2023-11-19 03:36:23,417 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:23,418 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:23,418 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:36:23,419 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:36:23,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:23" (1/1) ... [2023-11-19 03:36:23,440 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:23" (1/1) ... [2023-11-19 03:36:23,492 INFO L138 Inliner]: procedures = 58, calls = 64, calls flagged for inlining = 32, calls inlined = 32, statements flattened = 671 [2023-11-19 03:36:23,492 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:23,493 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:36:23,493 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:36:23,493 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:36:23,503 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:23" (1/1) ... [2023-11-19 03:36:23,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:23" (1/1) ... [2023-11-19 03:36:23,508 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:23" (1/1) ... [2023-11-19 03:36:23,508 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:23" (1/1) ... [2023-11-19 03:36:23,522 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:23" (1/1) ... [2023-11-19 03:36:23,535 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:23" (1/1) ... [2023-11-19 03:36:23,538 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:23" (1/1) ... [2023-11-19 03:36:23,542 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:23" (1/1) ... [2023-11-19 03:36:23,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:36:23,549 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:36:23,549 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:36:23,549 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:36:23,550 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:23" (1/1) ... [2023-11-19 03:36:23,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:23,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:36:23,598 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:36:23,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eb4b207-8d0e-4e7b-ab49-bfdf6c442604/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:36:23,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:36:23,645 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:36:23,645 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:36:23,645 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2023-11-19 03:36:23,646 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2023-11-19 03:36:23,646 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 03:36:23,646 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 03:36:23,647 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 03:36:23,647 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 03:36:23,647 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 03:36:23,647 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 03:36:23,647 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 03:36:23,647 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 03:36:23,648 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 03:36:23,648 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 03:36:23,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:36:23,650 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 03:36:23,650 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 03:36:23,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:36:23,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:36:23,651 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 03:36:23,651 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 03:36:23,651 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2023-11-19 03:36:23,651 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2023-11-19 03:36:23,822 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:36:23,825 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:36:24,581 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:36:24,935 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:36:24,936 INFO L302 CfgBuilder]: Removed 12 assume(true) statements. [2023-11-19 03:36:24,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:24 BoogieIcfgContainer [2023-11-19 03:36:24,948 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:36:24,949 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:36:24,949 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:36:24,959 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:36:24,960 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:24" (1/1) ... [2023-11-19 03:36:24,970 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:36:25,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:25,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 174 states and 259 transitions. [2023-11-19 03:36:25,055 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 259 transitions. [2023-11-19 03:36:25,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:36:25,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:25,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:25,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:25,409 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 03:36:25,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:25,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 179 states and 265 transitions. [2023-11-19 03:36:25,545 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 265 transitions. [2023-11-19 03:36:25,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:36:25,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:25,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:25,625 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 03:36:25,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:25,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 189 states and 285 transitions. [2023-11-19 03:36:25,717 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 285 transitions. [2023-11-19 03:36:25,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:36:25,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:25,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:25,822 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 03:36:25,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:25,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 201 states and 308 transitions. [2023-11-19 03:36:25,998 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 308 transitions. [2023-11-19 03:36:26,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:36:26,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:26,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:26,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:26,071 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 03:36:26,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:26,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 201 states and 307 transitions. [2023-11-19 03:36:26,104 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 307 transitions. [2023-11-19 03:36:26,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:36:26,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:26,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:26,500 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 03:36:26,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:26,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 204 states and 313 transitions. [2023-11-19 03:36:26,890 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 313 transitions. [2023-11-19 03:36:26,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:36:26,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:26,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:26,959 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 03:36:27,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:27,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 212 states and 328 transitions. [2023-11-19 03:36:27,651 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 328 transitions. [2023-11-19 03:36:27,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:36:27,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:27,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:27,775 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 03:36:28,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:28,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 220 states and 343 transitions. [2023-11-19 03:36:28,656 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 343 transitions. [2023-11-19 03:36:28,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:36:28,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:28,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:28,736 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 03:36:29,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:29,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 222 states and 347 transitions. [2023-11-19 03:36:29,020 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 347 transitions. [2023-11-19 03:36:29,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:36:29,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:29,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:29,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:29,074 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 03:36:29,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:29,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 226 states and 352 transitions. [2023-11-19 03:36:29,159 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 352 transitions. [2023-11-19 03:36:29,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:36:29,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:29,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:29,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:29,318 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 03:36:29,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:29,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 233 states and 368 transitions. [2023-11-19 03:36:29,837 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 368 transitions. [2023-11-19 03:36:29,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:36:29,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:29,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:29,890 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 03:36:30,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:30,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 235 states and 371 transitions. [2023-11-19 03:36:30,006 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 371 transitions. [2023-11-19 03:36:30,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:36:30,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:30,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:30,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:30,049 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:36:30,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:30,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 242 states and 388 transitions. [2023-11-19 03:36:30,359 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 388 transitions. [2023-11-19 03:36:30,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:30,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:30,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:30,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:30,544 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 03:36:30,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:30,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 258 states and 418 transitions. [2023-11-19 03:36:30,713 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 418 transitions. [2023-11-19 03:36:30,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:30,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:30,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:30,779 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 03:36:30,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:30,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 259 states and 418 transitions. [2023-11-19 03:36:30,792 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 418 transitions. [2023-11-19 03:36:30,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:30,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:30,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:30,884 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 03:36:30,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:30,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 260 states and 418 transitions. [2023-11-19 03:36:30,899 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 418 transitions. [2023-11-19 03:36:30,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:30,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:30,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:30,978 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 03:36:30,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:30,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 261 states and 418 transitions. [2023-11-19 03:36:30,990 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 418 transitions. [2023-11-19 03:36:30,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:30,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:30,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:31,056 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 03:36:31,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:31,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 262 states and 418 transitions. [2023-11-19 03:36:31,069 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 418 transitions. [2023-11-19 03:36:31,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:31,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:31,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:31,134 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 03:36:31,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:31,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 263 states and 418 transitions. [2023-11-19 03:36:31,147 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 418 transitions. [2023-11-19 03:36:31,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:31,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:31,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:31,311 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 03:36:31,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:31,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 275 states and 441 transitions. [2023-11-19 03:36:31,775 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 441 transitions. [2023-11-19 03:36:31,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:31,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:31,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:31,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:31,881 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 03:36:31,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:31,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 276 states and 441 transitions. [2023-11-19 03:36:31,895 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 441 transitions. [2023-11-19 03:36:31,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:31,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:31,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:31,968 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 03:36:31,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:31,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 277 states and 441 transitions. [2023-11-19 03:36:31,983 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 441 transitions. [2023-11-19 03:36:31,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:31,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:31,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:32,085 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 03:36:32,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:32,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 278 states and 441 transitions. [2023-11-19 03:36:32,099 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 441 transitions. [2023-11-19 03:36:32,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:32,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:32,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:32,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:32,307 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 03:36:32,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:32,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 283 states and 452 transitions. [2023-11-19 03:36:32,822 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 452 transitions. [2023-11-19 03:36:32,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:32,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:32,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:32,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:32,904 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 03:36:32,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:32,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 284 states and 452 transitions. [2023-11-19 03:36:32,920 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 452 transitions. [2023-11-19 03:36:32,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:32,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:32,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:32,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:33,127 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 03:36:33,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:33,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 286 states and 457 transitions. [2023-11-19 03:36:33,666 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 457 transitions. [2023-11-19 03:36:33,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:33,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:33,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:33,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:33,739 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 03:36:33,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:33,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 294 states and 471 transitions. [2023-11-19 03:36:33,785 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 471 transitions. [2023-11-19 03:36:33,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:33,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:33,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:33,832 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:36:33,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:33,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 294 states and 470 transitions. [2023-11-19 03:36:33,853 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 470 transitions. [2023-11-19 03:36:33,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:36:33,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:33,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:34,301 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:36:34,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:34,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 303 states and 485 transitions. [2023-11-19 03:36:34,725 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 485 transitions. [2023-11-19 03:36:34,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:36:34,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:34,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:34,879 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:36:34,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:34,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 304 states and 485 transitions. [2023-11-19 03:36:34,913 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 485 transitions. [2023-11-19 03:36:34,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:36:34,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:34,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:34,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:35,261 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:36:36,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:36,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 311 states and 498 transitions. [2023-11-19 03:36:36,041 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 498 transitions. [2023-11-19 03:36:36,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:36:36,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:36,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:36,080 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 03:36:37,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:37,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 320 states and 513 transitions. [2023-11-19 03:36:37,023 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 513 transitions. [2023-11-19 03:36:37,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:37,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:37,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:37,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:37,121 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:36:37,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:37,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 326 states and 524 transitions. [2023-11-19 03:36:37,900 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 524 transitions. [2023-11-19 03:36:37,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:37,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:37,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:38,020 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:36:38,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:38,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 332 states and 535 transitions. [2023-11-19 03:36:38,564 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 535 transitions. [2023-11-19 03:36:38,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:38,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:38,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:38,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:38,699 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:36:39,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:39,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 338 states and 544 transitions. [2023-11-19 03:36:39,206 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 544 transitions. [2023-11-19 03:36:39,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:36:39,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:39,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:39,432 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 03:36:41,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:41,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 351 states and 580 transitions. [2023-11-19 03:36:41,797 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 580 transitions. [2023-11-19 03:36:41,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:36:41,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:41,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:41,868 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 03:36:43,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:43,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 361 states and 598 transitions. [2023-11-19 03:36:43,035 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 598 transitions. [2023-11-19 03:36:43,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:36:43,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:43,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:43,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:43,065 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 03:36:43,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:43,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 367 states and 610 transitions. [2023-11-19 03:36:43,680 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 610 transitions. [2023-11-19 03:36:43,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:36:43,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:43,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:44,105 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:36:49,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:49,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 393 states and 671 transitions. [2023-11-19 03:36:49,425 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 671 transitions. [2023-11-19 03:36:49,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:36:49,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:49,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:49,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:49,473 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 03:36:49,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:49,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 394 states and 675 transitions. [2023-11-19 03:36:49,917 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 675 transitions. [2023-11-19 03:36:49,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:36:49,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:49,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:49,962 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 03:36:50,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:50,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 395 states and 678 transitions. [2023-11-19 03:36:50,372 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 678 transitions. [2023-11-19 03:36:50,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:36:50,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:50,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:50,427 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 03:36:50,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:50,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 396 states and 683 transitions. [2023-11-19 03:36:50,809 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 683 transitions. [2023-11-19 03:36:50,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:36:50,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:50,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:50,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:51,425 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:36:52,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:52,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 396 states and 682 transitions. [2023-11-19 03:36:52,606 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 682 transitions. [2023-11-19 03:36:52,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:36:52,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:52,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:52,747 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:36:53,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:53,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 396 states and 681 transitions. [2023-11-19 03:36:53,557 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 681 transitions. [2023-11-19 03:36:53,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:36:53,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:53,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:53,926 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:36:58,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:58,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 412 states and 721 transitions. [2023-11-19 03:36:58,081 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 721 transitions. [2023-11-19 03:36:58,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:36:58,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:58,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:58,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:58,191 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:36:58,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:58,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 410 states and 717 transitions. [2023-11-19 03:36:58,419 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 717 transitions. [2023-11-19 03:36:58,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:36:58,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:58,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:58,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:58,532 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:36:58,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:58,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 408 states and 706 transitions. [2023-11-19 03:36:58,788 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 706 transitions. [2023-11-19 03:36:58,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:36:58,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:58,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:58,832 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 03:36:59,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:59,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 413 states and 714 transitions. [2023-11-19 03:36:59,280 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 714 transitions. [2023-11-19 03:36:59,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:36:59,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:59,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:59,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:59,405 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:36:59,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:59,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 414 states and 715 transitions. [2023-11-19 03:36:59,446 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 715 transitions. [2023-11-19 03:36:59,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:36:59,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:59,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:59,544 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:36:59,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:59,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 415 states and 718 transitions. [2023-11-19 03:36:59,584 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 718 transitions. [2023-11-19 03:36:59,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:36:59,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:59,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:59,645 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:37:00,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:00,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 420 states and 732 transitions. [2023-11-19 03:37:00,046 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 732 transitions. [2023-11-19 03:37:00,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:37:00,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:00,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:00,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:00,101 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:37:00,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:00,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 422 states and 735 transitions. [2023-11-19 03:37:00,812 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 735 transitions. [2023-11-19 03:37:00,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:37:00,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:00,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:00,845 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 03:37:01,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:01,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 423 states and 738 transitions. [2023-11-19 03:37:01,053 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 738 transitions. [2023-11-19 03:37:01,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:37:01,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:01,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:01,087 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 03:37:01,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:01,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 424 states and 739 transitions. [2023-11-19 03:37:01,121 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 739 transitions. [2023-11-19 03:37:01,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:37:01,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:01,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:01,154 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 03:37:01,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:01,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 425 states and 742 transitions. [2023-11-19 03:37:01,190 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 742 transitions. [2023-11-19 03:37:01,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:37:01,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:01,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:01,286 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:37:02,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:02,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 432 states and 759 transitions. [2023-11-19 03:37:02,500 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 759 transitions. [2023-11-19 03:37:02,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:37:02,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:02,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:02,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:02,661 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:37:04,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:04,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 434 states and 762 transitions. [2023-11-19 03:37:04,030 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 762 transitions. [2023-11-19 03:37:04,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:37:04,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:04,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:04,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:04,807 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.