./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label57.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_46a56a1a-52f8-4805-978e-f6d1dc628f4c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46a56a1a-52f8-4805-978e-f6d1dc628f4c/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_46a56a1a-52f8-4805-978e-f6d1dc628f4c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46a56a1a-52f8-4805-978e-f6d1dc628f4c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label57.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46a56a1a-52f8-4805-978e-f6d1dc628f4c/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_46a56a1a-52f8-4805-978e-f6d1dc628f4c/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 0de0fd0b8cb0cee609d45117c8166ea2b32bbf1ee23893cc14af47ce8649a66b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:35:58,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:35:58,904 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46a56a1a-52f8-4805-978e-f6d1dc628f4c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:35:58,909 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:35:58,910 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:35:58,935 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:35:58,936 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:35:58,937 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:35:58,938 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:35:58,938 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:35:58,939 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:35:58,940 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:35:58,940 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:35:58,941 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:35:58,942 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:35:58,942 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:35:58,943 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:35:58,944 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:35:58,944 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:35:58,945 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:35:58,946 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:35:58,946 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:35:58,947 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:35:58,948 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:35:58,948 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:35:58,949 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:35:58,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:35:58,950 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:35:58,950 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:35:58,951 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:35:58,951 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:35:58,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:35:58,952 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:35:58,953 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_46a56a1a-52f8-4805-978e-f6d1dc628f4c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46a56a1a-52f8-4805-978e-f6d1dc628f4c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0de0fd0b8cb0cee609d45117c8166ea2b32bbf1ee23893cc14af47ce8649a66b [2023-11-19 02:35:59,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:35:59,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:35:59,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:35:59,271 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:35:59,272 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:35:59,274 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46a56a1a-52f8-4805-978e-f6d1dc628f4c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-rers2012/Problem03_label57.c [2023-11-19 02:36:02,363 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:36:02,781 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:36:02,782 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46a56a1a-52f8-4805-978e-f6d1dc628f4c/sv-benchmarks/c/eca-rers2012/Problem03_label57.c [2023-11-19 02:36:02,807 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46a56a1a-52f8-4805-978e-f6d1dc628f4c/bin/ukojak-verify-G8NBE6pJGL/data/1755d5cdd/f57550e0134147e8b7a56c8b79eaa687/FLAG7c0e34f21 [2023-11-19 02:36:02,824 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46a56a1a-52f8-4805-978e-f6d1dc628f4c/bin/ukojak-verify-G8NBE6pJGL/data/1755d5cdd/f57550e0134147e8b7a56c8b79eaa687 [2023-11-19 02:36:02,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:36:02,832 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:36:02,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:36:02,835 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:36:02,840 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:36:02,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:36:02" (1/1) ... [2023-11-19 02:36:02,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c8f82ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:02, skipping insertion in model container [2023-11-19 02:36:02,845 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:36:02" (1/1) ... [2023-11-19 02:36:02,925 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:36:03,640 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_46a56a1a-52f8-4805-978e-f6d1dc628f4c/sv-benchmarks/c/eca-rers2012/Problem03_label57.c[55951,55964] [2023-11-19 02:36:03,689 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:36:03,705 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:36:04,077 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_46a56a1a-52f8-4805-978e-f6d1dc628f4c/sv-benchmarks/c/eca-rers2012/Problem03_label57.c[55951,55964] [2023-11-19 02:36:04,096 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:36:04,119 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:36:04,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:04 WrapperNode [2023-11-19 02:36:04,120 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:36:04,122 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:36:04,122 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:36:04,122 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:36:04,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:04" (1/1) ... [2023-11-19 02:36:04,167 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:04" (1/1) ... [2023-11-19 02:36:04,281 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1772 [2023-11-19 02:36:04,281 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:36:04,282 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:36:04,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:36:04,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:36:04,292 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:04" (1/1) ... [2023-11-19 02:36:04,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:04" (1/1) ... [2023-11-19 02:36:04,299 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:04" (1/1) ... [2023-11-19 02:36:04,299 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:04" (1/1) ... [2023-11-19 02:36:04,343 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:04" (1/1) ... [2023-11-19 02:36:04,355 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:04" (1/1) ... [2023-11-19 02:36:04,383 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:04" (1/1) ... [2023-11-19 02:36:04,395 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:04" (1/1) ... [2023-11-19 02:36:04,453 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:36:04,454 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:36:04,454 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:36:04,454 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:36:04,455 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:04" (1/1) ... [2023-11-19 02:36:04,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:36:04,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46a56a1a-52f8-4805-978e-f6d1dc628f4c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:36:04,495 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46a56a1a-52f8-4805-978e-f6d1dc628f4c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:36:04,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46a56a1a-52f8-4805-978e-f6d1dc628f4c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:36:04,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:36:04,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:36:04,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:36:04,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:36:04,625 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:36:04,628 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:36:06,641 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:36:07,156 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:36:07,156 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:36:07,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:36:07 BoogieIcfgContainer [2023-11-19 02:36:07,163 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:36:07,164 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:36:07,164 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:36:07,174 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:36:07,175 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:36:07" (1/1) ... [2023-11-19 02:36:07,183 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:36:07,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:07,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2023-11-19 02:36:07,244 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2023-11-19 02:36:07,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 02:36:07,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:07,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:07,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:08,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:09,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:09,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 289 states and 523 transitions. [2023-11-19 02:36:09,684 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 523 transitions. [2023-11-19 02:36:09,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-19 02:36:09,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:09,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:10,225 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:10,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:10,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 292 states and 528 transitions. [2023-11-19 02:36:10,345 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 528 transitions. [2023-11-19 02:36:10,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-19 02:36:10,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:10,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:10,727 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:10,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:10,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 297 states and 536 transitions. [2023-11-19 02:36:10,899 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 536 transitions. [2023-11-19 02:36:10,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-19 02:36:10,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:10,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:11,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:11,381 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:13,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:13,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 445 states and 756 transitions. [2023-11-19 02:36:13,479 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 756 transitions. [2023-11-19 02:36:13,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-19 02:36:13,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:13,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:13,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:13,731 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:14,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:14,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 452 states and 768 transitions. [2023-11-19 02:36:14,177 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 768 transitions. [2023-11-19 02:36:14,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-19 02:36:14,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:14,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:14,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:14,424 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:15,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:15,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 460 states and 783 transitions. [2023-11-19 02:36:15,062 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 783 transitions. [2023-11-19 02:36:15,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-19 02:36:15,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:15,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:15,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:15,474 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:16,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:16,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 469 states and 799 transitions. [2023-11-19 02:36:16,332 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 799 transitions. [2023-11-19 02:36:16,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-19 02:36:16,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:16,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:16,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:16,642 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:17,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:17,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 474 states and 807 transitions. [2023-11-19 02:36:17,021 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 807 transitions. [2023-11-19 02:36:17,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 02:36:17,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:17,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:17,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:17,235 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:17,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:17,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 477 states and 812 transitions. [2023-11-19 02:36:17,487 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 812 transitions. [2023-11-19 02:36:17,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-19 02:36:17,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:17,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:17,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:17,767 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:18,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:18,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 489 states and 832 transitions. [2023-11-19 02:36:18,746 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 832 transitions. [2023-11-19 02:36:18,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 02:36:18,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:18,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:18,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:18,992 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:36:20,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:20,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 631 states and 1006 transitions. [2023-11-19 02:36:20,466 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1006 transitions. [2023-11-19 02:36:20,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-19 02:36:20,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:20,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:20,855 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:36:21,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:21,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 634 states and 1035 transitions. [2023-11-19 02:36:21,855 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1035 transitions. [2023-11-19 02:36:21,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-19 02:36:21,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:21,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:21,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:22,276 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:36:23,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:23,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 642 states and 1046 transitions. [2023-11-19 02:36:23,035 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1046 transitions. [2023-11-19 02:36:23,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-19 02:36:23,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:23,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:23,451 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:36:24,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:24,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 649 states and 1055 transitions. [2023-11-19 02:36:24,027 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1055 transitions. [2023-11-19 02:36:24,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-19 02:36:24,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:24,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:24,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:24,368 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:36:24,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:24,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 655 states and 1062 transitions. [2023-11-19 02:36:24,847 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1062 transitions. [2023-11-19 02:36:24,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-19 02:36:24,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:24,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:25,210 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:36:25,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:25,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 658 states and 1065 transitions. [2023-11-19 02:36:25,428 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1065 transitions. [2023-11-19 02:36:25,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-19 02:36:25,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:25,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:25,750 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:36:26,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:26,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 667 states and 1075 transitions. [2023-11-19 02:36:26,074 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1075 transitions. [2023-11-19 02:36:26,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 02:36:26,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:26,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:26,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:26,223 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:27,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:27,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 678 states and 1105 transitions. [2023-11-19 02:36:27,456 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1105 transitions. [2023-11-19 02:36:27,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 02:36:27,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:27,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:27,608 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:28,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:28,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 680 states and 1107 transitions. [2023-11-19 02:36:28,055 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1107 transitions. [2023-11-19 02:36:28,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 02:36:28,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:28,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:28,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:28,258 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:28,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:28,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 687 states and 1116 transitions. [2023-11-19 02:36:28,797 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1116 transitions. [2023-11-19 02:36:28,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 02:36:28,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:28,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:28,954 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:29,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:29,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 698 states and 1129 transitions. [2023-11-19 02:36:29,327 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1129 transitions. [2023-11-19 02:36:29,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 02:36:29,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:29,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:29,474 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:29,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:29,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 704 states and 1136 transitions. [2023-11-19 02:36:29,898 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1136 transitions. [2023-11-19 02:36:29,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 02:36:29,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:29,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:30,067 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:30,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:30,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 707 states and 1139 transitions. [2023-11-19 02:36:30,310 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1139 transitions. [2023-11-19 02:36:30,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 02:36:30,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:30,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:30,691 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:32,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:32,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 720 states and 1171 transitions. [2023-11-19 02:36:32,650 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1171 transitions. [2023-11-19 02:36:32,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 02:36:32,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:32,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:32,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:32,960 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:33,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:33,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 729 states and 1184 transitions. [2023-11-19 02:36:33,746 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1184 transitions. [2023-11-19 02:36:33,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 02:36:33,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:33,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:34,009 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:35,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:35,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 733 states and 1190 transitions. [2023-11-19 02:36:35,067 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1190 transitions. [2023-11-19 02:36:35,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 02:36:35,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:35,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:35,304 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:35,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:35,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 745 states and 1205 transitions. [2023-11-19 02:36:35,937 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1205 transitions. [2023-11-19 02:36:35,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 02:36:35,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:35,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:36,172 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:36,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:36,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 748 states and 1208 transitions. [2023-11-19 02:36:36,447 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1208 transitions. [2023-11-19 02:36:36,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 02:36:36,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:36,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:36,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:36,711 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:37,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:37,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 752 states and 1213 transitions. [2023-11-19 02:36:37,074 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1213 transitions. [2023-11-19 02:36:37,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 02:36:37,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:37,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:37,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:37,272 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:37,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:37,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 755 states and 1216 transitions. [2023-11-19 02:36:37,584 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1216 transitions. [2023-11-19 02:36:37,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 02:36:37,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:37,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:37,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:37,783 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:38,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:38,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 758 states and 1219 transitions. [2023-11-19 02:36:38,092 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1219 transitions. [2023-11-19 02:36:38,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 02:36:38,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:38,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:38,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:38,319 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:36:38,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:38,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 761 states and 1222 transitions. [2023-11-19 02:36:38,614 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1222 transitions. [2023-11-19 02:36:38,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-19 02:36:38,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:38,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:38,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:39,028 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:36:39,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:39,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 771 states and 1254 transitions. [2023-11-19 02:36:39,756 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1254 transitions. [2023-11-19 02:36:39,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-19 02:36:39,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:39,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:39,911 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:36:39,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:39,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 773 states and 1256 transitions. [2023-11-19 02:36:39,991 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1256 transitions. [2023-11-19 02:36:39,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-19 02:36:39,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:39,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:40,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:40,417 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:36:43,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:43,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 799 states and 1405 transitions. [2023-11-19 02:36:43,328 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1405 transitions. [2023-11-19 02:36:43,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-19 02:36:43,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:43,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:43,540 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:36:43,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:43,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 803 states and 1410 transitions. [2023-11-19 02:36:43,766 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1410 transitions. [2023-11-19 02:36:43,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-19 02:36:43,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:43,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:43,918 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:36:43,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:43,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 805 states and 1414 transitions. [2023-11-19 02:36:43,989 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1414 transitions. [2023-11-19 02:36:43,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 02:36:43,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:43,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:44,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:44,179 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:36:46,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:46,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 827 states and 1477 transitions. [2023-11-19 02:36:46,209 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1477 transitions. [2023-11-19 02:36:46,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-19 02:36:46,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:46,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:46,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:46,421 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:36:46,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:46,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 830 states and 1484 transitions. [2023-11-19 02:36:46,499 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1484 transitions. [2023-11-19 02:36:46,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-19 02:36:46,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:46,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:46,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:46,668 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:36:46,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:46,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 832 states and 1488 transitions. [2023-11-19 02:36:46,748 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1488 transitions. [2023-11-19 02:36:46,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-19 02:36:46,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:46,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:46,948 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:36:47,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:47,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 834 states and 1490 transitions. [2023-11-19 02:36:47,030 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1490 transitions. [2023-11-19 02:36:47,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-19 02:36:47,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:47,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:47,290 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:36:47,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:47,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 836 states and 1495 transitions. [2023-11-19 02:36:47,379 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1495 transitions. [2023-11-19 02:36:47,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 02:36:47,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:47,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:47,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:47,522 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.