./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label38.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_06b7fa51-588c-4a83-ab11-101eff0eba8c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06b7fa51-588c-4a83-ab11-101eff0eba8c/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_06b7fa51-588c-4a83-ab11-101eff0eba8c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06b7fa51-588c-4a83-ab11-101eff0eba8c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label38.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06b7fa51-588c-4a83-ab11-101eff0eba8c/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_06b7fa51-588c-4a83-ab11-101eff0eba8c/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 7508298f298b3d713b481dd986ef3498debfed2161e875be235c5eac47549a99 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:44:57,525 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:44:57,589 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06b7fa51-588c-4a83-ab11-101eff0eba8c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:44:57,594 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:44:57,595 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:44:57,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:44:57,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:44:57,620 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:44:57,621 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:44:57,621 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:44:57,622 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:44:57,622 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:44:57,623 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:44:57,624 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:44:57,624 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:44:57,625 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:44:57,625 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:44:57,626 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:44:57,626 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:44:57,627 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:44:57,627 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:44:57,628 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:44:57,628 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:44:57,629 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:44:57,629 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:44:57,630 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:44:57,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:44:57,631 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:44:57,631 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:44:57,631 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:44:57,632 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:44:57,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:44:57,633 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:44:57,633 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_06b7fa51-588c-4a83-ab11-101eff0eba8c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06b7fa51-588c-4a83-ab11-101eff0eba8c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7508298f298b3d713b481dd986ef3498debfed2161e875be235c5eac47549a99 [2023-11-19 02:44:57,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:44:57,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:44:57,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:44:57,900 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:44:57,901 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:44:57,902 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06b7fa51-588c-4a83-ab11-101eff0eba8c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-rers2012/Problem06_label38.c [2023-11-19 02:45:00,977 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:45:01,679 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:45:01,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06b7fa51-588c-4a83-ab11-101eff0eba8c/sv-benchmarks/c/eca-rers2012/Problem06_label38.c [2023-11-19 02:45:01,736 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06b7fa51-588c-4a83-ab11-101eff0eba8c/bin/ukojak-verify-G8NBE6pJGL/data/722484839/cbf7c9d675d043c3b3d60acb82d3434f/FLAG045452687 [2023-11-19 02:45:01,755 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06b7fa51-588c-4a83-ab11-101eff0eba8c/bin/ukojak-verify-G8NBE6pJGL/data/722484839/cbf7c9d675d043c3b3d60acb82d3434f [2023-11-19 02:45:01,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:45:01,763 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:45:01,766 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:45:01,767 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:45:01,772 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:45:01,774 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:45:01" (1/1) ... [2023-11-19 02:45:01,777 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e3f1700 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:01, skipping insertion in model container [2023-11-19 02:45:01,777 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:45:01" (1/1) ... [2023-11-19 02:45:02,134 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:45:04,125 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_06b7fa51-588c-4a83-ab11-101eff0eba8c/sv-benchmarks/c/eca-rers2012/Problem06_label38.c[331304,331317] [2023-11-19 02:45:04,154 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:45:04,167 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:45:05,301 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_06b7fa51-588c-4a83-ab11-101eff0eba8c/sv-benchmarks/c/eca-rers2012/Problem06_label38.c[331304,331317] [2023-11-19 02:45:05,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:45:05,367 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:45:05,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:05 WrapperNode [2023-11-19 02:45:05,368 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:45:05,369 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:45:05,369 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:45:05,369 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:45:05,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:05" (1/1) ... [2023-11-19 02:45:05,467 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:05" (1/1) ... [2023-11-19 02:45:05,831 INFO L138 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10174 [2023-11-19 02:45:05,832 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:45:05,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:45:05,833 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:45:05,833 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:45:05,843 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:05" (1/1) ... [2023-11-19 02:45:05,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:05" (1/1) ... [2023-11-19 02:45:05,900 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:05" (1/1) ... [2023-11-19 02:45:05,912 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:05" (1/1) ... [2023-11-19 02:45:06,220 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:05" (1/1) ... [2023-11-19 02:45:06,338 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:05" (1/1) ... [2023-11-19 02:45:06,355 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:05" (1/1) ... [2023-11-19 02:45:06,370 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:05" (1/1) ... [2023-11-19 02:45:06,453 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:45:06,454 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:45:06,455 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:45:06,455 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:45:06,456 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:05" (1/1) ... [2023-11-19 02:45:06,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:45:06,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06b7fa51-588c-4a83-ab11-101eff0eba8c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:45:06,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06b7fa51-588c-4a83-ab11-101eff0eba8c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:45:06,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06b7fa51-588c-4a83-ab11-101eff0eba8c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:45:06,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:45:06,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:45:06,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:45:06,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:45:06,782 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:45:06,816 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:45:14,461 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:45:15,979 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:45:15,979 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:45:15,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:15 BoogieIcfgContainer [2023-11-19 02:45:15,991 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:45:15,992 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:45:15,992 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:45:16,002 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:45:16,003 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:15" (1/1) ... [2023-11-19 02:45:16,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:45:16,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:16,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 938 states and 1864 transitions. [2023-11-19 02:45:16,091 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1864 transitions. [2023-11-19 02:45:16,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 930 [2023-11-19 02:45:16,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:16,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:16,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:20,106 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 02:45:26,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:26,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 1865 states and 3066 transitions. [2023-11-19 02:45:26,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 3066 transitions. [2023-11-19 02:45:26,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 935 [2023-11-19 02:45:26,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:26,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:26,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:28,150 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:28,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:28,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 1869 states and 3072 transitions. [2023-11-19 02:45:28,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 3072 transitions. [2023-11-19 02:45:28,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 938 [2023-11-19 02:45:28,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:28,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:28,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:30,289 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 02:45:30,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:30,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 1876 states and 3082 transitions. [2023-11-19 02:45:30,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 3082 transitions. [2023-11-19 02:45:30,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 939 [2023-11-19 02:45:30,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:30,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:33,801 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 02:45:34,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:34,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 1884 states and 3094 transitions. [2023-11-19 02:45:34,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3094 transitions. [2023-11-19 02:45:34,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 940 [2023-11-19 02:45:34,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:34,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:34,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:35,330 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 02:45:35,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:35,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 1893 states and 3108 transitions. [2023-11-19 02:45:35,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 3108 transitions. [2023-11-19 02:45:35,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 942 [2023-11-19 02:45:35,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:35,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:36,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:36,775 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 02:45:37,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:37,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3113 states to 1896 states and 3113 transitions. [2023-11-19 02:45:37,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 3113 transitions. [2023-11-19 02:45:37,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 943 [2023-11-19 02:45:37,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:37,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:37,992 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 02:45:38,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:38,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3121 states to 1901 states and 3121 transitions. [2023-11-19 02:45:38,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 3121 transitions. [2023-11-19 02:45:38,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 944 [2023-11-19 02:45:38,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:38,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:39,386 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:40,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:40,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 1914 states and 3140 transitions. [2023-11-19 02:45:40,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 3140 transitions. [2023-11-19 02:45:40,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 945 [2023-11-19 02:45:40,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:40,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:40,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:41,099 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:42,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:42,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 1928 states and 3162 transitions. [2023-11-19 02:45:42,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 3162 transitions. [2023-11-19 02:45:42,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 949 [2023-11-19 02:45:42,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:42,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat