./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label33.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/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_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label33.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/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_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/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 2175eebe64ea8c44232439b071a8f90dfd26c4ea62c7d488d233e915c25d2276 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:21:13,747 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:21:13,832 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:21:13,839 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:21:13,840 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:21:13,878 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:21:13,884 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:21:13,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:21:13,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:21:13,893 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:21:13,893 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:21:13,894 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:21:13,895 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:21:13,897 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:21:13,898 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:21:13,898 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:21:13,899 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:21:13,900 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:21:13,900 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:21:13,901 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:21:13,902 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:21:13,902 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:21:13,903 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:21:13,905 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:21:13,906 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:21:13,907 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:21:13,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:21:13,909 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:21:13,909 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:21:13,910 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:21:13,911 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:21:13,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:21:13,912 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:21:13,913 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_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2175eebe64ea8c44232439b071a8f90dfd26c4ea62c7d488d233e915c25d2276 [2023-11-19 03:21:14,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:21:14,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:21:14,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:21:14,321 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:21:14,322 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:21:14,324 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-rers2012/Problem03_label33.c [2023-11-19 03:21:17,952 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:21:18,424 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:21:18,425 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/sv-benchmarks/c/eca-rers2012/Problem03_label33.c [2023-11-19 03:21:18,448 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/bin/ukojak-verify-G8NBE6pJGL/data/a27e52f79/5834d9c2acec4288b800d6922995e404/FLAG67687a4fb [2023-11-19 03:21:18,469 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/bin/ukojak-verify-G8NBE6pJGL/data/a27e52f79/5834d9c2acec4288b800d6922995e404 [2023-11-19 03:21:18,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:21:18,478 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:21:18,484 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:21:18,485 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:21:18,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:21:18,494 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:21:18" (1/1) ... [2023-11-19 03:21:18,496 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c049c00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:18, skipping insertion in model container [2023-11-19 03:21:18,497 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:21:18" (1/1) ... [2023-11-19 03:21:18,616 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:21:19,353 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_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/sv-benchmarks/c/eca-rers2012/Problem03_label33.c[55678,55691] [2023-11-19 03:21:19,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:21:19,457 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:21:19,792 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_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/sv-benchmarks/c/eca-rers2012/Problem03_label33.c[55678,55691] [2023-11-19 03:21:19,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:21:19,846 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:21:19,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:19 WrapperNode [2023-11-19 03:21:19,847 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:21:19,849 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:21:19,849 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:21:19,849 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:21:19,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:19" (1/1) ... [2023-11-19 03:21:19,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:19" (1/1) ... [2023-11-19 03:21:20,053 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1772 [2023-11-19 03:21:20,053 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:21:20,054 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:21:20,054 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:21:20,055 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:21:20,067 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:19" (1/1) ... [2023-11-19 03:21:20,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:19" (1/1) ... [2023-11-19 03:21:20,079 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:19" (1/1) ... [2023-11-19 03:21:20,080 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:19" (1/1) ... [2023-11-19 03:21:20,158 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:19" (1/1) ... [2023-11-19 03:21:20,187 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:19" (1/1) ... [2023-11-19 03:21:20,211 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:19" (1/1) ... [2023-11-19 03:21:20,222 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:19" (1/1) ... [2023-11-19 03:21:20,240 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:21:20,242 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:21:20,242 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:21:20,242 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:21:20,243 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:19" (1/1) ... [2023-11-19 03:21:20,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:21:20,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:21:20,278 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:21:20,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e728ff9-7ee6-4fb5-a8d9-622c0bef49a8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:21:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:21:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:21:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:21:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:21:20,467 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:21:20,469 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:21:22,936 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:21:23,450 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:21:23,451 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:21:23,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:23 BoogieIcfgContainer [2023-11-19 03:21:23,467 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:21:23,469 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:21:23,469 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:21:23,481 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:21:23,481 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:23" (1/1) ... [2023-11-19 03:21:23,493 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:21:23,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:23,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2023-11-19 03:21:23,585 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2023-11-19 03:21:23,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 03:21:23,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:23,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:24,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:21:25,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:25,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 289 states and 530 transitions. [2023-11-19 03:21:25,935 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 530 transitions. [2023-11-19 03:21:25,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-19 03:21:25,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:25,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:26,658 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 03:21:26,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:26,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 292 states and 535 transitions. [2023-11-19 03:21:26,795 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 535 transitions. [2023-11-19 03:21:26,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-19 03:21:26,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:26,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:27,224 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 03:21:27,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:27,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 296 states and 542 transitions. [2023-11-19 03:21:27,448 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 542 transitions. [2023-11-19 03:21:27,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-19 03:21:27,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:27,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:27,809 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 03:21:28,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:28,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 301 states and 551 transitions. [2023-11-19 03:21:28,101 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 551 transitions. [2023-11-19 03:21:28,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-19 03:21:28,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:28,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:28,702 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 03:21:31,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:31,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 449 states and 764 transitions. [2023-11-19 03:21:31,358 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 764 transitions. [2023-11-19 03:21:31,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-19 03:21:31,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:31,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:31,816 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 03:21:32,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:32,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 457 states and 779 transitions. [2023-11-19 03:21:32,491 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 779 transitions. [2023-11-19 03:21:32,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-19 03:21:32,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:32,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:32,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:32,917 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 03:21:33,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:33,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 466 states and 796 transitions. [2023-11-19 03:21:33,951 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 796 transitions. [2023-11-19 03:21:33,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-19 03:21:33,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:33,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:34,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:34,671 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:21:36,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:36,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 476 states and 834 transitions. [2023-11-19 03:21:36,155 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 834 transitions. [2023-11-19 03:21:36,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-19 03:21:36,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:36,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:36,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:36,828 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:21:37,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:37,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 479 states and 838 transitions. [2023-11-19 03:21:37,052 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 838 transitions. [2023-11-19 03:21:37,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-19 03:21:37,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:37,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:37,321 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 03:21:37,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:37,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 484 states and 847 transitions. [2023-11-19 03:21:37,838 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 847 transitions. [2023-11-19 03:21:37,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 03:21:37,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:37,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:38,286 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:21:39,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:39,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 491 states and 868 transitions. [2023-11-19 03:21:39,445 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 868 transitions. [2023-11-19 03:21:39,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 03:21:39,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:39,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:39,807 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:21:40,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:40,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 494 states and 873 transitions. [2023-11-19 03:21:40,060 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 873 transitions. [2023-11-19 03:21:40,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 03:21:40,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:40,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:40,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:40,453 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 03:21:41,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:41,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 505 states and 894 transitions. [2023-11-19 03:21:41,907 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 894 transitions. [2023-11-19 03:21:41,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-19 03:21:41,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:41,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:41,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:42,143 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 03:21:43,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:43,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 512 states and 907 transitions. [2023-11-19 03:21:43,039 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 907 transitions. [2023-11-19 03:21:43,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 03:21:43,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:43,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:43,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:43,347 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 03:21:44,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:44,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 513 states and 908 transitions. [2023-11-19 03:21:44,129 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 908 transitions. [2023-11-19 03:21:44,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-19 03:21:44,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:44,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:44,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:44,425 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:21:45,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:45,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 517 states and 921 transitions. [2023-11-19 03:21:45,074 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 921 transitions. [2023-11-19 03:21:45,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-19 03:21:45,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:45,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:45,352 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:21:45,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:45,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 521 states and 928 transitions. [2023-11-19 03:21:45,838 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 928 transitions. [2023-11-19 03:21:45,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 03:21:45,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:45,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:45,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:46,182 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:21:46,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:46,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 522 states and 929 transitions. [2023-11-19 03:21:46,479 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 929 transitions. [2023-11-19 03:21:46,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 03:21:46,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:46,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:46,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:46,964 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:21:48,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:48,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 534 states and 948 transitions. [2023-11-19 03:21:48,159 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 948 transitions. [2023-11-19 03:21:48,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 03:21:48,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:48,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:48,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:48,464 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:21:49,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:49,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 539 states and 972 transitions. [2023-11-19 03:21:49,630 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 972 transitions. [2023-11-19 03:21:49,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 03:21:49,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:49,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:49,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:49,891 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:21:50,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:50,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 542 states and 978 transitions. [2023-11-19 03:21:50,281 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 978 transitions. [2023-11-19 03:21:50,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 03:21:50,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:50,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:50,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:50,658 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:21:51,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:51,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 548 states and 988 transitions. [2023-11-19 03:21:51,832 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 988 transitions. [2023-11-19 03:21:51,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 03:21:51,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:51,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:52,093 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:21:52,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:52,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 552 states and 994 transitions. [2023-11-19 03:21:52,338 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 994 transitions. [2023-11-19 03:21:52,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 03:21:52,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:52,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:52,722 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:21:55,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:55,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 574 states and 1030 transitions. [2023-11-19 03:21:55,180 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1030 transitions. [2023-11-19 03:21:55,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-19 03:21:55,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:55,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:55,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:55,413 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:21:56,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:56,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 586 states and 1047 transitions. [2023-11-19 03:21:56,252 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1047 transitions. [2023-11-19 03:21:56,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-19 03:21:56,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:56,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:56,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:56,529 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:21:57,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:57,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 598 states and 1062 transitions. [2023-11-19 03:21:57,256 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1062 transitions. [2023-11-19 03:21:57,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-19 03:21:57,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:57,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:57,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:57,844 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:21:58,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:58,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 613 states and 1079 transitions. [2023-11-19 03:21:58,487 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1079 transitions. [2023-11-19 03:21:58,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-19 03:21:58,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:58,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:58,675 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked.