./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/token_ring.03.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d61738-f07e-47e4-9304-2a783c0524e7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d61738-f07e-47e4-9304-2a783c0524e7/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_d3d61738-f07e-47e4-9304-2a783c0524e7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d61738-f07e-47e4-9304-2a783c0524e7/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d61738-f07e-47e4-9304-2a783c0524e7/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_d3d61738-f07e-47e4-9304-2a783c0524e7/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 4996a252ab084c920e1b9a19c3119ce328d4cb97d6d45029062c9dac50449e19 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:00:58,172 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:00:58,294 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d61738-f07e-47e4-9304-2a783c0524e7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:00:58,300 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:00:58,301 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:00:58,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:00:58,340 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:00:58,341 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:00:58,342 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:00:58,347 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:00:58,348 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:00:58,349 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:00:58,349 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:00:58,351 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:00:58,352 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:00:58,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:00:58,353 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:00:58,353 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:00:58,354 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:00:58,354 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:00:58,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:00:58,355 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:00:58,356 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:00:58,356 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:00:58,357 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:00:58,358 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:00:58,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:58,359 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:00:58,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:00:58,360 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:00:58,361 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:00:58,362 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:00:58,362 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:00:58,363 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_d3d61738-f07e-47e4-9304-2a783c0524e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d61738-f07e-47e4-9304-2a783c0524e7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4996a252ab084c920e1b9a19c3119ce328d4cb97d6d45029062c9dac50449e19 [2023-11-19 04:00:58,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:00:58,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:00:58,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:00:58,702 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:00:58,703 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:00:58,705 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d61738-f07e-47e4-9304-2a783c0524e7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/systemc/token_ring.03.cil-2.c [2023-11-19 04:01:01,838 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:01:02,057 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:01:02,058 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d61738-f07e-47e4-9304-2a783c0524e7/sv-benchmarks/c/systemc/token_ring.03.cil-2.c [2023-11-19 04:01:02,071 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d61738-f07e-47e4-9304-2a783c0524e7/bin/ukojak-verify-G8NBE6pJGL/data/6bb9d35d8/46111e479cdb4f24a27ab47f1514ce57/FLAGab19ee21b [2023-11-19 04:01:02,088 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d61738-f07e-47e4-9304-2a783c0524e7/bin/ukojak-verify-G8NBE6pJGL/data/6bb9d35d8/46111e479cdb4f24a27ab47f1514ce57 [2023-11-19 04:01:02,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:01:02,092 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:01:02,094 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:02,094 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:01:02,100 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:01:02,101 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:02" (1/1) ... [2023-11-19 04:01:02,102 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@473e053a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:02, skipping insertion in model container [2023-11-19 04:01:02,102 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:02" (1/1) ... [2023-11-19 04:01:02,149 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:01:02,310 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_d3d61738-f07e-47e4-9304-2a783c0524e7/sv-benchmarks/c/systemc/token_ring.03.cil-2.c[671,684] [2023-11-19 04:01:02,386 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:02,405 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:01:02,416 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_d3d61738-f07e-47e4-9304-2a783c0524e7/sv-benchmarks/c/systemc/token_ring.03.cil-2.c[671,684] [2023-11-19 04:01:02,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:02,476 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:01:02,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:02 WrapperNode [2023-11-19 04:01:02,477 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:02,478 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:02,478 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:01:02,479 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:01:02,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:02" (1/1) ... [2023-11-19 04:01:02,497 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:02" (1/1) ... [2023-11-19 04:01:02,530 INFO L138 Inliner]: procedures = 34, calls = 40, calls flagged for inlining = 18, calls inlined = 18, statements flattened = 339 [2023-11-19 04:01:02,530 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:02,531 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:01:02,531 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:01:02,531 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:01:02,542 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:02" (1/1) ... [2023-11-19 04:01:02,542 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:02" (1/1) ... [2023-11-19 04:01:02,546 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:02" (1/1) ... [2023-11-19 04:01:02,547 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:02" (1/1) ... [2023-11-19 04:01:02,555 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:02" (1/1) ... [2023-11-19 04:01:02,563 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:02" (1/1) ... [2023-11-19 04:01:02,566 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:02" (1/1) ... [2023-11-19 04:01:02,569 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:02" (1/1) ... [2023-11-19 04:01:02,573 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:01:02,574 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:01:02,575 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:01:02,575 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:01:02,576 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:02" (1/1) ... [2023-11-19 04:01:02,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:02,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d61738-f07e-47e4-9304-2a783c0524e7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:01:02,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d61738-f07e-47e4-9304-2a783c0524e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:01:02,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d61738-f07e-47e4-9304-2a783c0524e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:01:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:01:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 04:01:02,663 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 04:01:02,663 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 04:01:02,664 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 04:01:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 04:01:02,664 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 04:01:02,664 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 04:01:02,664 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 04:01:02,665 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 04:01:02,665 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 04:01:02,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:01:02,665 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 04:01:02,665 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 04:01:02,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:01:02,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:01:02,816 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:01:02,819 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:01:03,416 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:01:03,660 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:01:03,660 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 04:01:03,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:03 BoogieIcfgContainer [2023-11-19 04:01:03,668 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:01:03,669 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:01:03,669 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:01:03,680 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:01:03,680 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:03" (1/1) ... [2023-11-19 04:01:03,690 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:01:03,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:03,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 93 states and 134 transitions. [2023-11-19 04:01:03,753 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 134 transitions. [2023-11-19 04:01:03,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:01:03,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:03,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:04,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:04,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:04,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 104 states and 154 transitions. [2023-11-19 04:01:04,691 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 154 transitions. [2023-11-19 04:01:04,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:01:04,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:04,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:04,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:04,793 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 04:01:05,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:05,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 105 states and 154 transitions. [2023-11-19 04:01:05,042 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 154 transitions. [2023-11-19 04:01:05,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:01:05,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:05,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:05,222 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 04:01:05,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:05,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 106 states and 154 transitions. [2023-11-19 04:01:05,460 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2023-11-19 04:01:05,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:01:05,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:05,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:05,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:05,595 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 04:01:05,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:05,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 107 states and 154 transitions. [2023-11-19 04:01:05,828 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 154 transitions. [2023-11-19 04:01:05,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:01:05,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:05,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:05,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:05,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:06,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:06,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 112 states and 165 transitions. [2023-11-19 04:01:06,295 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 165 transitions. [2023-11-19 04:01:06,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:01:06,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:06,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:06,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:06,377 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 04:01:06,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:06,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 113 states and 165 transitions. [2023-11-19 04:01:06,475 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 165 transitions. [2023-11-19 04:01:06,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:01:06,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:06,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:06,562 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 04:01:06,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:06,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 116 states and 170 transitions. [2023-11-19 04:01:06,842 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 170 transitions. [2023-11-19 04:01:06,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:01:06,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:06,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:06,927 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 04:01:07,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:07,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 124 states and 184 transitions. [2023-11-19 04:01:07,148 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 184 transitions. [2023-11-19 04:01:07,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:01:07,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:07,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:07,416 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 04:01:08,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:08,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 143 states and 221 transitions. [2023-11-19 04:01:08,572 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 221 transitions. [2023-11-19 04:01:08,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:01:08,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:08,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:08,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:08,712 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 04:01:10,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:10,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 151 states and 236 transitions. [2023-11-19 04:01:10,358 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 236 transitions. [2023-11-19 04:01:10,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:01:10,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:10,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:10,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:10,415 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 04:01:10,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:10,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 149 states and 231 transitions. [2023-11-19 04:01:10,559 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 231 transitions. [2023-11-19 04:01:10,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:01:10,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:10,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:10,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:10,628 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 04:01:10,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:10,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 150 states and 232 transitions. [2023-11-19 04:01:10,746 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 232 transitions. [2023-11-19 04:01:10,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:01:10,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:10,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:10,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:10,786 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 04:01:11,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:11,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 141 states and 215 transitions. [2023-11-19 04:01:11,332 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 215 transitions. [2023-11-19 04:01:11,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:01:11,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:11,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:11,662 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 04:01:14,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:14,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 163 states and 259 transitions. [2023-11-19 04:01:14,198 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 259 transitions. [2023-11-19 04:01:14,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:01:14,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:14,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:14,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:14,243 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 04:01:15,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:15,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 171 states and 275 transitions. [2023-11-19 04:01:15,704 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 275 transitions. [2023-11-19 04:01:15,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:01:15,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:15,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:15,769 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 04:01:15,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:15,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 169 states and 271 transitions. [2023-11-19 04:01:15,938 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 271 transitions. [2023-11-19 04:01:15,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:01:15,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:15,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:16,009 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 04:01:16,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:16,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 170 states and 272 transitions. [2023-11-19 04:01:16,192 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 272 transitions. [2023-11-19 04:01:16,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:01:16,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:16,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:16,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:16,236 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 04:01:16,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:16,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 161 states and 254 transitions. [2023-11-19 04:01:16,755 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 254 transitions. [2023-11-19 04:01:16,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:01:16,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:16,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:17,261 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 04:01:21,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:21,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 187 states and 307 transitions. [2023-11-19 04:01:21,300 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 307 transitions. [2023-11-19 04:01:21,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:01:21,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:21,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:21,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:21,342 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 04:01:23,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:23,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 194 states and 322 transitions. [2023-11-19 04:01:23,252 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 322 transitions. [2023-11-19 04:01:23,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:01:23,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:23,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:23,302 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 04:01:23,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:23,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 192 states and 318 transitions. [2023-11-19 04:01:23,510 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 318 transitions. [2023-11-19 04:01:23,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:01:23,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:23,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:23,562 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 04:01:23,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:23,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 193 states and 319 transitions. [2023-11-19 04:01:23,757 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 319 transitions. [2023-11-19 04:01:23,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:01:23,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:23,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:23,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:23,785 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 04:01:23,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:23,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 193 states and 318 transitions. [2023-11-19 04:01:23,824 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 318 transitions. [2023-11-19 04:01:23,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:01:23,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:23,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:23,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:23,867 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 04:01:24,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:24,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 185 states and 301 transitions. [2023-11-19 04:01:24,708 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 301 transitions. [2023-11-19 04:01:24,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:01:24,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:24,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:24,937 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 04:01:24,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:24,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 187 states and 305 transitions. [2023-11-19 04:01:24,987 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 305 transitions. [2023-11-19 04:01:24,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:01:24,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:24,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:25,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:25,728 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 04:01:32,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:32,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 212 states and 356 transitions. [2023-11-19 04:01:32,199 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 356 transitions. [2023-11-19 04:01:32,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:01:32,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:32,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:32,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:32,334 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 04:01:32,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:32,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 214 states and 359 transitions. [2023-11-19 04:01:32,385 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 359 transitions. [2023-11-19 04:01:32,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:01:32,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:32,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:32,457 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 04:01:35,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:35,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 221 states and 374 transitions. [2023-11-19 04:01:35,215 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 374 transitions. [2023-11-19 04:01:35,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:01:35,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:35,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:35,259 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 04:01:35,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:35,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 219 states and 370 transitions. [2023-11-19 04:01:35,525 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 370 transitions. [2023-11-19 04:01:35,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:01:35,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:35,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:35,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:35,578 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 04:01:35,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:35,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 220 states and 371 transitions. [2023-11-19 04:01:35,857 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 371 transitions. [2023-11-19 04:01:35,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:01:35,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:35,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:35,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:36,075 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 04:01:39,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:39,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 231 states and 392 transitions. [2023-11-19 04:01:39,710 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 392 transitions. [2023-11-19 04:01:39,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:01:39,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:39,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:39,778 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 04:01:40,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:40,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 223 states and 375 transitions. [2023-11-19 04:01:40,805 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 375 transitions. [2023-11-19 04:01:40,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:01:40,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:40,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:40,945 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 04:01:40,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:40,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 225 states and 379 transitions. [2023-11-19 04:01:40,997 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 379 transitions. [2023-11-19 04:01:40,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:01:41,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:41,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:41,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:41,097 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 04:01:41,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:41,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 227 states and 382 transitions. [2023-11-19 04:01:41,380 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 382 transitions. [2023-11-19 04:01:41,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:01:41,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:41,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:41,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:41,417 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 04:01:43,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:43,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 237 states and 401 transitions. [2023-11-19 04:01:43,144 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 401 transitions. [2023-11-19 04:01:43,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 04:01:43,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:43,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:43,180 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 04:01:46,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:46,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 251 states and 427 transitions. [2023-11-19 04:01:46,109 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 427 transitions. [2023-11-19 04:01:46,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 04:01:46,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:46,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:46,148 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 04:01:46,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:46,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 253 states and 430 transitions. [2023-11-19 04:01:46,204 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 430 transitions. [2023-11-19 04:01:46,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 04:01:46,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:46,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:46,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:46,240 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 04:01:46,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:46,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 255 states and 434 transitions. [2023-11-19 04:01:46,289 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 434 transitions. [2023-11-19 04:01:46,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 04:01:46,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:46,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:46,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:46,326 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 04:01:46,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:46,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 257 states and 437 transitions. [2023-11-19 04:01:46,628 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 437 transitions. [2023-11-19 04:01:46,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:01:46,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:46,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:46,662 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 04:01:46,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:46,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 259 states and 440 transitions. [2023-11-19 04:01:46,717 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 440 transitions. [2023-11-19 04:01:46,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:01:46,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:46,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:46,927 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 04:01:50,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:50,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 276 states and 472 transitions. [2023-11-19 04:01:50,587 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 472 transitions. [2023-11-19 04:01:50,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 04:01:50,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:50,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:50,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:50,621 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 04:01:50,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:50,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 278 states and 475 transitions. [2023-11-19 04:01:50,691 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 475 transitions. [2023-11-19 04:01:50,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 04:01:50,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:50,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:50,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:50,723 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 04:01:50,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:50,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 280 states and 478 transitions. [2023-11-19 04:01:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 478 transitions. [2023-11-19 04:01:50,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 04:01:50,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:50,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:50,923 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked.