./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label44+token_ring.02.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fd2e31-be0a-48c7-ae65-0385431f70e4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fd2e31-be0a-48c7-ae65-0385431f70e4/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_47fd2e31-be0a-48c7-ae65-0385431f70e4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fd2e31-be0a-48c7-ae65-0385431f70e4/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label44+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fd2e31-be0a-48c7-ae65-0385431f70e4/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_47fd2e31-be0a-48c7-ae65-0385431f70e4/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 8d5f2743e51cbbe46f8de63e434497edb332f77d30ade744101224af0fe29fdc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:33:18,742 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:33:18,872 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fd2e31-be0a-48c7-ae65-0385431f70e4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:33:18,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:33:18,881 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:33:18,920 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:33:18,921 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:33:18,922 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:33:18,923 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:33:18,928 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:33:18,930 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:33:18,930 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:33:18,931 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:33:18,933 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:33:18,933 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:33:18,934 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:33:18,934 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:33:18,934 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:33:18,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:33:18,935 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:33:18,936 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:33:18,936 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:33:18,937 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:33:18,937 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:33:18,938 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:33:18,939 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:33:18,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:33:18,940 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:33:18,940 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:33:18,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:33:18,942 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:33:18,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:33:18,942 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:33:18,943 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_47fd2e31-be0a-48c7-ae65-0385431f70e4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fd2e31-be0a-48c7-ae65-0385431f70e4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d5f2743e51cbbe46f8de63e434497edb332f77d30ade744101224af0fe29fdc [2023-11-19 02:33:19,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:33:19,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:33:19,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:33:19,309 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:33:19,309 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:33:19,311 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fd2e31-be0a-48c7-ae65-0385431f70e4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/Problem05_label44+token_ring.02.cil-1.c [2023-11-19 02:33:22,477 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:33:23,298 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:33:23,299 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fd2e31-be0a-48c7-ae65-0385431f70e4/sv-benchmarks/c/combinations/Problem05_label44+token_ring.02.cil-1.c [2023-11-19 02:33:23,354 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fd2e31-be0a-48c7-ae65-0385431f70e4/bin/ukojak-verify-G8NBE6pJGL/data/42003668f/e73175782f394db9a629e724176a96f7/FLAG27c52d2e3 [2023-11-19 02:33:23,372 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fd2e31-be0a-48c7-ae65-0385431f70e4/bin/ukojak-verify-G8NBE6pJGL/data/42003668f/e73175782f394db9a629e724176a96f7 [2023-11-19 02:33:23,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:33:23,378 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:33:23,380 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:33:23,380 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:33:23,386 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:33:23,387 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:33:23" (1/1) ... [2023-11-19 02:33:23,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4698a84d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:23, skipping insertion in model container [2023-11-19 02:33:23,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:33:23" (1/1) ... [2023-11-19 02:33:23,707 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:33:26,073 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_47fd2e31-be0a-48c7-ae65-0385431f70e4/sv-benchmarks/c/combinations/Problem05_label44+token_ring.02.cil-1.c[377340,377353] [2023-11-19 02:33:26,106 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_47fd2e31-be0a-48c7-ae65-0385431f70e4/sv-benchmarks/c/combinations/Problem05_label44+token_ring.02.cil-1.c[383339,383352] [2023-11-19 02:33:26,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:33:26,294 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:33:27,537 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_47fd2e31-be0a-48c7-ae65-0385431f70e4/sv-benchmarks/c/combinations/Problem05_label44+token_ring.02.cil-1.c[377340,377353] [2023-11-19 02:33:27,549 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_47fd2e31-be0a-48c7-ae65-0385431f70e4/sv-benchmarks/c/combinations/Problem05_label44+token_ring.02.cil-1.c[383339,383352] [2023-11-19 02:33:27,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:33:27,658 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:33:27,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:27 WrapperNode [2023-11-19 02:33:27,659 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:33:27,660 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:33:27,660 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:33:27,660 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:33:27,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:27" (1/1) ... [2023-11-19 02:33:27,752 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:27" (1/1) ... [2023-11-19 02:33:28,202 INFO L138 Inliner]: procedures = 48, calls = 47, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 12628 [2023-11-19 02:33:28,203 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:33:28,203 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:33:28,204 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:33:28,204 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:33:28,213 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:27" (1/1) ... [2023-11-19 02:33:28,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:27" (1/1) ... [2023-11-19 02:33:28,276 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:27" (1/1) ... [2023-11-19 02:33:28,347 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:27" (1/1) ... [2023-11-19 02:33:28,515 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:27" (1/1) ... [2023-11-19 02:33:28,569 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:27" (1/1) ... [2023-11-19 02:33:28,604 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:27" (1/1) ... [2023-11-19 02:33:28,740 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:27" (1/1) ... [2023-11-19 02:33:28,849 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:33:28,850 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:33:28,850 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:33:28,850 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:33:28,851 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:27" (1/1) ... [2023-11-19 02:33:28,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:33:28,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fd2e31-be0a-48c7-ae65-0385431f70e4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:33:28,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fd2e31-be0a-48c7-ae65-0385431f70e4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:33:28,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fd2e31-be0a-48c7-ae65-0385431f70e4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:33:28,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:33:28,999 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 02:33:28,999 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 02:33:29,000 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 02:33:29,000 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 02:33:29,001 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 02:33:29,001 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 02:33:29,001 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 02:33:29,001 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 02:33:29,001 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 02:33:29,002 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 02:33:29,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:33:29,002 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 02:33:29,002 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 02:33:29,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:33:29,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:33:29,163 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:33:29,165 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:33:38,536 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:33:41,086 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:33:41,086 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 02:33:41,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:33:41 BoogieIcfgContainer [2023-11-19 02:33:41,103 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:33:41,104 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:33:41,104 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:33:41,113 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:33:41,113 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:33:41" (1/1) ... [2023-11-19 02:33:41,120 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:33:41,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:41,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 1724 states and 3388 transitions. [2023-11-19 02:33:41,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3388 transitions. [2023-11-19 02:33:41,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:33:41,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:41,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:41,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:41,715 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 02:33:41,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:41,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1732 states and 3402 transitions. [2023-11-19 02:33:41,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 3402 transitions. [2023-11-19 02:33:41,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:33:41,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:41,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:41,998 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 02:33:42,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:42,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1733 states and 3402 transitions. [2023-11-19 02:33:42,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 3402 transitions. [2023-11-19 02:33:42,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:33:42,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:42,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:42,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:42,190 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 02:33:42,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:42,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1734 states and 3402 transitions. [2023-11-19 02:33:42,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3402 transitions. [2023-11-19 02:33:42,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:33:42,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:42,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:42,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:42,327 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 02:33:42,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:42,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 1737 states and 3407 transitions. [2023-11-19 02:33:42,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3407 transitions. [2023-11-19 02:33:42,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:33:42,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:42,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:42,681 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 02:33:42,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:42,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 1745 states and 3421 transitions. [2023-11-19 02:33:42,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3421 transitions. [2023-11-19 02:33:42,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:33:42,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:42,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:42,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:43,117 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 02:33:43,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:43,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 1758 states and 3447 transitions. [2023-11-19 02:33:43,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3447 transitions. [2023-11-19 02:33:43,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:33:43,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:43,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:43,974 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 02:33:44,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:44,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1763 states and 3458 transitions. [2023-11-19 02:33:44,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3458 transitions. [2023-11-19 02:33:44,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:33:44,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:44,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:44,836 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 02:33:44,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:44,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 1764 states and 3459 transitions. [2023-11-19 02:33:44,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3459 transitions. [2023-11-19 02:33:44,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:33:44,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:44,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:44,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:44,989 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 02:33:45,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:45,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1758 states and 3446 transitions. [2023-11-19 02:33:45,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3446 transitions. [2023-11-19 02:33:45,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:33:45,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:45,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:45,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:45,303 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 02:33:47,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:47,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 1774 states and 3480 transitions. [2023-11-19 02:33:47,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3480 transitions. [2023-11-19 02:33:47,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:33:47,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:47,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:47,492 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 02:33:48,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:48,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1779 states and 3492 transitions. [2023-11-19 02:33:48,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3492 transitions. [2023-11-19 02:33:48,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:33:48,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:48,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:48,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:48,220 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 02:33:48,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:48,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 1780 states and 3493 transitions. [2023-11-19 02:33:48,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3493 transitions. [2023-11-19 02:33:48,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:33:48,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:48,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:48,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:48,498 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 02:33:48,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:48,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3529 states to 1774 states and 3479 transitions. [2023-11-19 02:33:48,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3479 transitions. [2023-11-19 02:33:48,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:33:48,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:48,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:48,954 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 02:33:52,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:52,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 1793 states and 3519 transitions. [2023-11-19 02:33:52,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3519 transitions. [2023-11-19 02:33:52,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:33:52,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:52,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:52,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:52,397 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 02:33:53,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:53,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 1797 states and 3530 transitions. [2023-11-19 02:33:53,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3530 transitions. [2023-11-19 02:33:53,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:33:53,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:53,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:53,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:53,417 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 02:33:53,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:53,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 1798 states and 3531 transitions. [2023-11-19 02:33:53,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3531 transitions. [2023-11-19 02:33:53,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:33:53,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:53,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:53,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:53,620 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:33:53,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:53,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 1798 states and 3530 transitions. [2023-11-19 02:33:53,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3530 transitions. [2023-11-19 02:33:53,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:33:53,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:53,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:53,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:53,728 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 02:33:54,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:54,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 1793 states and 3517 transitions. [2023-11-19 02:33:54,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3517 transitions. [2023-11-19 02:33:54,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:33:54,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:54,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:54,304 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 02:33:54,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:54,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 1795 states and 3521 transitions. [2023-11-19 02:33:54,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 3521 transitions. [2023-11-19 02:33:54,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:33:54,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:54,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:54,388 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 02:33:54,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:54,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 1802 states and 3533 transitions. [2023-11-19 02:33:54,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 3533 transitions. [2023-11-19 02:33:54,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:33:54,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:54,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:55,010 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 02:33:56,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:56,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1813 states and 3552 transitions. [2023-11-19 02:33:56,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 3552 transitions. [2023-11-19 02:33:56,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:33:56,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:56,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:56,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:56,448 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 02:33:56,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:56,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 1815 states and 3556 transitions. [2023-11-19 02:33:56,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3556 transitions. [2023-11-19 02:33:56,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:33:56,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:56,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:56,519 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 02:33:56,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:56,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3629 states to 1817 states and 3559 transitions. [2023-11-19 02:33:56,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3559 transitions. [2023-11-19 02:33:56,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:33:56,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:56,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:56,826 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 02:33:58,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:58,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 1831 states and 3584 transitions. [2023-11-19 02:33:58,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3584 transitions. [2023-11-19 02:33:58,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:33:58,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:58,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:58,331 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 02:33:58,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:58,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 1833 states and 3587 transitions. [2023-11-19 02:33:58,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 3587 transitions. [2023-11-19 02:33:58,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:33:58,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:58,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:58,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:58,510 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:33:59,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:59,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3673 states to 1840 states and 3601 transitions. [2023-11-19 02:33:59,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3601 transitions. [2023-11-19 02:33:59,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:33:59,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:59,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:59,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:59,759 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:33:59,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:59,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 1842 states and 3604 transitions. [2023-11-19 02:33:59,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 3604 transitions. [2023-11-19 02:33:59,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:33:59,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:59,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:33:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:59,981 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:34:00,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:00,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3679 states to 1844 states and 3607 transitions. [2023-11-19 02:34:00,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3607 transitions. [2023-11-19 02:34:00,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:34:00,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:00,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:00,199 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:34:01,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:01,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 1848 states and 3614 transitions. [2023-11-19 02:34:01,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 3614 transitions. [2023-11-19 02:34:01,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:34:01,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:01,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:01,248 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 02:34:02,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:02,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 1857 states and 3631 transitions. [2023-11-19 02:34:02,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3631 transitions. [2023-11-19 02:34:02,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:34:02,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:02,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:02,680 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:34:02,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:02,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 1859 states and 3634 transitions. [2023-11-19 02:34:02,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 3634 transitions. [2023-11-19 02:34:02,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:34:02,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:02,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:02,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:02,879 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 02:34:03,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:03,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 1860 states and 3635 transitions. [2023-11-19 02:34:03,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3635 transitions. [2023-11-19 02:34:03,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:34:03,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:03,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:03,210 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:34:03,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:03,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 1864 states and 3642 transitions. [2023-11-19 02:34:03,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 3642 transitions. [2023-11-19 02:34:03,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:34:03,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:03,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:03,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:03,514 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:34:04,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:04,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3745 states to 1871 states and 3667 transitions. [2023-11-19 02:34:04,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 3667 transitions. [2023-11-19 02:34:04,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:34:04,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:04,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:04,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:04,761 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.