./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.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_919bfa02-cc5f-426b-934f-ab919d94cc43/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_919bfa02-cc5f-426b-934f-ab919d94cc43/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_919bfa02-cc5f-426b-934f-ab919d94cc43/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_919bfa02-cc5f-426b-934f-ab919d94cc43/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_919bfa02-cc5f-426b-934f-ab919d94cc43/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_919bfa02-cc5f-426b-934f-ab919d94cc43/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 a9e3e69a5dbf08552344fb04914d5344cad021a75381897bc63f6a66dc97b333 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:28:49,637 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:28:49,776 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_919bfa02-cc5f-426b-934f-ab919d94cc43/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:28:49,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:28:49,788 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:28:49,822 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:28:49,823 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:28:49,824 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:28:49,825 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:28:49,826 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:28:49,827 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:28:49,828 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:28:49,828 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:28:49,829 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:28:49,830 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:28:49,831 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:28:49,831 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:28:49,832 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:28:49,833 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:28:49,833 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:28:49,834 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:28:49,835 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:28:49,836 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:28:49,837 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:28:49,837 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:28:49,838 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:28:49,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:49,839 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:28:49,840 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:28:49,840 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:28:49,841 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:28:49,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:28:49,842 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:28:49,843 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_919bfa02-cc5f-426b-934f-ab919d94cc43/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_919bfa02-cc5f-426b-934f-ab919d94cc43/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9e3e69a5dbf08552344fb04914d5344cad021a75381897bc63f6a66dc97b333 [2023-11-19 03:28:50,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:28:50,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:28:50,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:28:50,183 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:28:50,184 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:28:50,185 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_919bfa02-cc5f-426b-934f-ab919d94cc43/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-2.c [2023-11-19 03:28:53,441 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:28:54,262 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:28:54,263 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_919bfa02-cc5f-426b-934f-ab919d94cc43/sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-2.c [2023-11-19 03:28:54,330 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_919bfa02-cc5f-426b-934f-ab919d94cc43/bin/ukojak-verify-G8NBE6pJGL/data/366d7a11a/99d134b40b274c1ca5bd5195ebc17787/FLAG164ae3aff [2023-11-19 03:28:54,349 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_919bfa02-cc5f-426b-934f-ab919d94cc43/bin/ukojak-verify-G8NBE6pJGL/data/366d7a11a/99d134b40b274c1ca5bd5195ebc17787 [2023-11-19 03:28:54,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:28:54,361 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:28:54,364 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:54,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:28:54,373 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:28:54,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:54" (1/1) ... [2023-11-19 03:28:54,375 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b480db3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:54, skipping insertion in model container [2023-11-19 03:28:54,376 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:54" (1/1) ... [2023-11-19 03:28:54,718 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:28:57,101 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_919bfa02-cc5f-426b-934f-ab919d94cc43/sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-2.c[382357,382370] [2023-11-19 03:28:57,135 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_919bfa02-cc5f-426b-934f-ab919d94cc43/sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-2.c[383339,383352] [2023-11-19 03:28:57,341 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:57,353 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:28:58,721 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_919bfa02-cc5f-426b-934f-ab919d94cc43/sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-2.c[382357,382370] [2023-11-19 03:28:58,725 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_919bfa02-cc5f-426b-934f-ab919d94cc43/sv-benchmarks/c/combinations/Problem05_label46+token_ring.01.cil-2.c[383339,383352] [2023-11-19 03:28:58,760 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:58,867 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:28:58,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:58 WrapperNode [2023-11-19 03:28:58,868 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:58,870 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:58,870 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:28:58,870 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:28:58,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:58" (1/1) ... [2023-11-19 03:28:58,995 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:58" (1/1) ... [2023-11-19 03:28:59,488 INFO L138 Inliner]: procedures = 46, calls = 45, calls flagged for inlining = 23, calls inlined = 23, statements flattened = 12574 [2023-11-19 03:28:59,488 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:59,489 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:28:59,489 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:28:59,489 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:28:59,500 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:58" (1/1) ... [2023-11-19 03:28:59,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:58" (1/1) ... [2023-11-19 03:28:59,569 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:58" (1/1) ... [2023-11-19 03:28:59,569 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:58" (1/1) ... [2023-11-19 03:28:59,861 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:58" (1/1) ... [2023-11-19 03:28:59,921 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:58" (1/1) ... [2023-11-19 03:28:59,943 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:58" (1/1) ... [2023-11-19 03:28:59,971 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:58" (1/1) ... [2023-11-19 03:29:00,090 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:29:00,091 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:29:00,091 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:29:00,091 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:29:00,093 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:58" (1/1) ... [2023-11-19 03:29:00,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:29:00,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_919bfa02-cc5f-426b-934f-ab919d94cc43/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:29:00,143 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_919bfa02-cc5f-426b-934f-ab919d94cc43/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:29:00,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_919bfa02-cc5f-426b-934f-ab919d94cc43/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:29:00,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:29:00,273 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-19 03:29:00,274 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-19 03:29:00,274 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 03:29:00,274 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 03:29:00,274 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 03:29:00,274 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 03:29:00,274 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:29:00,275 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:29:00,275 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 03:29:00,275 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 03:29:00,275 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 03:29:00,275 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 03:29:00,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:29:00,276 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 03:29:00,276 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 03:29:00,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:29:00,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:29:00,439 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:29:00,442 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:29:10,844 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:29:13,633 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:29:13,634 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 03:29:13,650 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:29:13 BoogieIcfgContainer [2023-11-19 03:29:13,650 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:29:13,651 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:29:13,651 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:29:13,661 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:29:13,662 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:29:13" (1/1) ... [2023-11-19 03:29:13,671 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:29:13,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:13,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3379 states to 1718 states and 3379 transitions. [2023-11-19 03:29:13,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 3379 transitions. [2023-11-19 03:29:13,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:29:13,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:13,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:14,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:14,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:14,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 1722 states and 3385 transitions. [2023-11-19 03:29:14,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 3385 transitions. [2023-11-19 03:29:14,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:29:14,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:14,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:14,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:14,479 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 03:29:14,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:14,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 1723 states and 3385 transitions. [2023-11-19 03:29:14,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 3385 transitions. [2023-11-19 03:29:14,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:29:14,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:14,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:14,566 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 03:29:14,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:14,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 1731 states and 3399 transitions. [2023-11-19 03:29:14,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 3399 transitions. [2023-11-19 03:29:14,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:29:14,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:14,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:14,916 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:29:15,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:15,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 1744 states and 3426 transitions. [2023-11-19 03:29:15,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 3426 transitions. [2023-11-19 03:29:15,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:29:15,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:15,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:15,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:15,630 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:29:16,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:16,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 1747 states and 3431 transitions. [2023-11-19 03:29:16,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3431 transitions. [2023-11-19 03:29:16,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:29:16,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:16,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:16,300 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:29:16,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:16,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1745 states and 3426 transitions. [2023-11-19 03:29:16,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3426 transitions. [2023-11-19 03:29:16,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:29:16,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:16,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:16,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:16,455 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:29:16,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:16,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 1742 states and 3418 transitions. [2023-11-19 03:29:16,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3418 transitions. [2023-11-19 03:29:16,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:29:16,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:16,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:16,788 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 03:29:18,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:18,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1755 states and 3445 transitions. [2023-11-19 03:29:18,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3445 transitions. [2023-11-19 03:29:18,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:29:18,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:18,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:18,368 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 03:29:18,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:18,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1757 states and 3451 transitions. [2023-11-19 03:29:18,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3451 transitions. [2023-11-19 03:29:18,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:29:18,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:18,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:18,838 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 03:29:18,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:18,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3483 states to 1754 states and 3442 transitions. [2023-11-19 03:29:18,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3442 transitions. [2023-11-19 03:29:18,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:29:18,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:18,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:18,915 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 03:29:19,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:19,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 1758 states and 3448 transitions. [2023-11-19 03:29:19,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3448 transitions. [2023-11-19 03:29:19,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:29:19,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:19,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:19,053 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:29:19,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:19,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1758 states and 3447 transitions. [2023-11-19 03:29:19,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3447 transitions. [2023-11-19 03:29:19,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:29:19,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:19,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:19,114 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 03:29:19,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:19,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 1760 states and 3451 transitions. [2023-11-19 03:29:19,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3451 transitions. [2023-11-19 03:29:19,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:29:19,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:19,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:19,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:19,224 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 03:29:19,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:19,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 1771 states and 3469 transitions. [2023-11-19 03:29:19,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 3469 transitions. [2023-11-19 03:29:19,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:29:19,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:19,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:19,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:19,905 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:29:20,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:20,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3519 states to 1775 states and 3476 transitions. [2023-11-19 03:29:20,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3476 transitions. [2023-11-19 03:29:20,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:29:20,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:20,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:20,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:20,276 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:29:20,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:20,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 1777 states and 3479 transitions. [2023-11-19 03:29:20,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3479 transitions. [2023-11-19 03:29:20,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:29:20,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:20,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:20,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:20,436 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:29:20,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:20,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3523 states to 1778 states and 3480 transitions. [2023-11-19 03:29:20,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3480 transitions. [2023-11-19 03:29:20,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:29:20,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:20,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:20,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:20,520 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:29:20,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:20,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 1780 states and 3482 transitions. [2023-11-19 03:29:20,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3482 transitions. [2023-11-19 03:29:20,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:29:20,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:20,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:20,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:20,685 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:20,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:20,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 1784 states and 3490 transitions. [2023-11-19 03:29:20,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3490 transitions. [2023-11-19 03:29:20,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:29:20,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:20,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:20,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:21,057 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:29:21,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:21,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 1791 states and 3506 transitions. [2023-11-19 03:29:21,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3506 transitions. [2023-11-19 03:29:21,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:29:21,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:21,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:21,653 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:22,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:22,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 1798 states and 3527 transitions. [2023-11-19 03:29:22,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3527 transitions. [2023-11-19 03:29:22,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:29:22,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:22,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:22,776 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:23,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:23,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3595 states to 1800 states and 3532 transitions. [2023-11-19 03:29:23,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 3532 transitions. [2023-11-19 03:29:23,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:29:23,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:23,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:23,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:23,378 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 03:29:23,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:23,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1798 states and 3526 transitions. [2023-11-19 03:29:23,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3526 transitions. [2023-11-19 03:29:23,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:29:23,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:23,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:23,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:23,478 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 03:29:23,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:23,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 1794 states and 3515 transitions. [2023-11-19 03:29:23,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3515 transitions. [2023-11-19 03:29:23,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:29:23,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:23,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:23,552 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:29:23,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:23,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 1795 states and 3515 transitions. [2023-11-19 03:29:23,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 3515 transitions. [2023-11-19 03:29:23,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:29:23,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:23,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:23,721 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:29:24,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:24,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 1804 states and 3531 transitions. [2023-11-19 03:29:24,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 3531 transitions. [2023-11-19 03:29:24,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:29:24,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:24,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:24,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:24,568 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:29:24,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:24,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 1806 states and 3535 transitions. [2023-11-19 03:29:24,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3535 transitions. [2023-11-19 03:29:24,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:29:24,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:24,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:24,648 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:29:25,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:25,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 1811 states and 3546 transitions. [2023-11-19 03:29:25,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3546 transitions. [2023-11-19 03:29:25,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:29:25,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:25,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:25,574 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:29:26,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:26,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3609 states to 1815 states and 3552 transitions. [2023-11-19 03:29:26,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3552 transitions. [2023-11-19 03:29:26,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:29:26,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:26,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:26,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:26,143 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:29:27,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:27,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3633 states to 1827 states and 3576 transitions. [2023-11-19 03:29:27,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 3576 transitions. [2023-11-19 03:29:27,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:29:27,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:27,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:27,347 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:29:27,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:27,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3633 states to 1827 states and 3576 transitions. [2023-11-19 03:29:27,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 3576 transitions. [2023-11-19 03:29:27,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:29:27,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:27,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:27,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:27,417 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:29:27,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:27,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3633 states to 1827 states and 3576 transitions. [2023-11-19 03:29:27,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 3576 transitions. [2023-11-19 03:29:27,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:29:27,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:27,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:27,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:27,608 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 03:29:28,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:28,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3635 states to 1829 states and 3578 transitions. [2023-11-19 03:29:28,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 3578 transitions. [2023-11-19 03:29:28,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:29:28,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:28,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:28,230 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:29:28,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:28,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 1834 states and 3587 transitions. [2023-11-19 03:29:28,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3587 transitions. [2023-11-19 03:29:28,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:29:28,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:28,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:28,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:28,873 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:29:29,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:29,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3643 states to 1834 states and 3586 transitions. [2023-11-19 03:29:29,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3586 transitions. [2023-11-19 03:29:29,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:29:29,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:29,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:29,920 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:29:30,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:30,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 1836 states and 3588 transitions. [2023-11-19 03:29:30,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3588 transitions. [2023-11-19 03:29:30,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 03:29:30,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:30,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:30,298 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:29:31,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:31,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 1843 states and 3602 transitions. [2023-11-19 03:29:31,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 3602 transitions. [2023-11-19 03:29:31,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 03:29:31,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:31,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:31,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:31,290 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:29:31,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:31,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3665 states to 1847 states and 3608 transitions. [2023-11-19 03:29:31,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 3608 transitions. [2023-11-19 03:29:31,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:29:31,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:31,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:32,001 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 03:29:32,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:32,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3675 states to 1853 states and 3618 transitions. [2023-11-19 03:29:32,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3618 transitions. [2023-11-19 03:29:32,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:29:32,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:32,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:32,426 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 03:29:32,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:32,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 1859 states and 3629 transitions. [2023-11-19 03:29:32,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 3629 transitions. [2023-11-19 03:29:32,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 03:29:32,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:32,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:32,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:32,557 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:29:32,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:33,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3689 states to 1861 states and 3632 transitions. [2023-11-19 03:29:33,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 3632 transitions. [2023-11-19 03:29:33,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 03:29:33,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:33,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:33,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:33,066 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:29:33,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:33,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 1866 states and 3641 transitions. [2023-11-19 03:29:33,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3641 transitions. [2023-11-19 03:29:33,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 03:29:33,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:33,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:33,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:33,316 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:29:33,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:33,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 1870 states and 3647 transitions. [2023-11-19 03:29:33,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 3647 transitions. [2023-11-19 03:29:33,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 03:29:33,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:33,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat