./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_218a4159-c7f4-4443-90e1-eff789d20cd4/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a4159-c7f4-4443-90e1-eff789d20cd4/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a4159-c7f4-4443-90e1-eff789d20cd4/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a4159-c7f4-4443-90e1-eff789d20cd4/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label51.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a4159-c7f4-4443-90e1-eff789d20cd4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a4159-c7f4-4443-90e1-eff789d20cd4/bin/ukojak-verify-afCqCEvfdi --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 d2321aed76e055f4aaa6eb76f644a08ba2a93e78b93039d713ddf69a43cfc57e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:55,121 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:55,249 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a4159-c7f4-4443-90e1-eff789d20cd4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:12:55,257 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:55,258 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:55,289 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:55,291 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:12:55,291 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:12:55,292 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:55,293 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:55,294 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:55,295 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:12:55,295 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:55,296 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:55,297 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:55,298 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:55,299 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:12:55,299 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:55,300 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:12:55,301 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:55,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:12:55,303 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:55,303 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:55,304 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:55,305 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:55,305 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:55,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:55,307 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:55,307 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:55,308 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:12:55,309 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:55,309 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:55,310 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:12:55,310 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_218a4159-c7f4-4443-90e1-eff789d20cd4/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a4159-c7f4-4443-90e1-eff789d20cd4/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2321aed76e055f4aaa6eb76f644a08ba2a93e78b93039d713ddf69a43cfc57e [2023-11-24 22:12:55,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:55,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:55,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:55,677 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:55,677 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:55,679 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a4159-c7f4-4443-90e1-eff789d20cd4/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2023-11-24 22:12:58,854 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:59,724 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:59,725 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a4159-c7f4-4443-90e1-eff789d20cd4/sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2023-11-24 22:12:59,809 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a4159-c7f4-4443-90e1-eff789d20cd4/bin/ukojak-verify-afCqCEvfdi/data/976bae220/e6ab73b8bae6421286415164069a9470/FLAG096886fbb [2023-11-24 22:12:59,831 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a4159-c7f4-4443-90e1-eff789d20cd4/bin/ukojak-verify-afCqCEvfdi/data/976bae220/e6ab73b8bae6421286415164069a9470 [2023-11-24 22:12:59,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:59,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:59,848 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:59,848 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:59,855 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:59,859 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:59" (1/1) ... [2023-11-24 22:12:59,862 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3828f445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:59, skipping insertion in model container [2023-11-24 22:12:59,862 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:59" (1/1) ... [2023-11-24 22:13:00,138 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:13:02,395 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_218a4159-c7f4-4443-90e1-eff789d20cd4/sv-benchmarks/c/eca-rers2012/Problem06_label51.c[336674,336687] [2023-11-24 22:13:02,417 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:13:02,437 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:13:03,732 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_218a4159-c7f4-4443-90e1-eff789d20cd4/sv-benchmarks/c/eca-rers2012/Problem06_label51.c[336674,336687] [2023-11-24 22:13:03,737 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:13:03,804 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:13:03,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:03 WrapperNode [2023-11-24 22:13:03,805 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:13:03,806 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:13:03,806 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:13:03,807 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:13:03,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:03" (1/1) ... [2023-11-24 22:13:03,963 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:03" (1/1) ... [2023-11-24 22:13:04,295 INFO L138 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10174 [2023-11-24 22:13:04,296 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:13:04,297 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:13:04,297 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:13:04,297 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:13:04,307 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:03" (1/1) ... [2023-11-24 22:13:04,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:03" (1/1) ... [2023-11-24 22:13:04,352 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:03" (1/1) ... [2023-11-24 22:13:04,352 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:03" (1/1) ... [2023-11-24 22:13:04,642 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:03" (1/1) ... [2023-11-24 22:13:04,806 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:03" (1/1) ... [2023-11-24 22:13:04,917 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:03" (1/1) ... [2023-11-24 22:13:04,953 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:03" (1/1) ... [2023-11-24 22:13:05,057 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:13:05,059 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:13:05,059 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:13:05,060 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:13:05,061 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:03" (1/1) ... [2023-11-24 22:13:05,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:13:05,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a4159-c7f4-4443-90e1-eff789d20cd4/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:13:05,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a4159-c7f4-4443-90e1-eff789d20cd4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:13:05,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_218a4159-c7f4-4443-90e1-eff789d20cd4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:13:05,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:13:05,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:13:05,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:13:05,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:13:05,408 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:13:05,410 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:13:13,720 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:13:15,251 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:13:15,251 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:13:15,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:15 BoogieIcfgContainer [2023-11-24 22:13:15,254 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:13:15,255 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:13:15,255 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:13:15,267 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:13:15,267 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:15" (1/1) ... [2023-11-24 22:13:15,277 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:13:15,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:15,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 938 states and 1864 transitions. [2023-11-24 22:13:15,388 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1864 transitions. [2023-11-24 22:13:15,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 930 [2023-11-24 22:13:15,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:15,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:16,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:18,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:25,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:25,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 1865 states and 2998 transitions. [2023-11-24 22:13:25,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2998 transitions. [2023-11-24 22:13:25,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 934 [2023-11-24 22:13:25,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:25,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:26,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:27,436 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:27,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:27,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3003 states to 1868 states and 3003 transitions. [2023-11-24 22:13:27,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 3003 transitions. [2023-11-24 22:13:27,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 938 [2023-11-24 22:13:27,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:27,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:27,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:29,609 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:29,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:29,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 1875 states and 3013 transitions. [2023-11-24 22:13:29,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3013 transitions. [2023-11-24 22:13:29,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 939 [2023-11-24 22:13:29,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:29,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:30,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:32,729 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:33,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:33,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 1883 states and 3025 transitions. [2023-11-24 22:13:33,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3025 transitions. [2023-11-24 22:13:33,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 940 [2023-11-24 22:13:33,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:33,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:34,344 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:34,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:34,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 1892 states and 3039 transitions. [2023-11-24 22:13:34,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 3039 transitions. [2023-11-24 22:13:34,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 941 [2023-11-24 22:13:34,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:34,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:35,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:35,797 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:36,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:36,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 1902 states and 3055 transitions. [2023-11-24 22:13:36,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 3055 transitions. [2023-11-24 22:13:36,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 944 [2023-11-24 22:13:36,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:36,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:37,500 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:38,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:38,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 1915 states and 3074 transitions. [2023-11-24 22:13:38,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 3074 transitions. [2023-11-24 22:13:38,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 945 [2023-11-24 22:13:38,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:38,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:38,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:39,621 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.