./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label29.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_91cdba26-c6e2-4e44-8020-55ddbc78e466/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91cdba26-c6e2-4e44-8020-55ddbc78e466/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_91cdba26-c6e2-4e44-8020-55ddbc78e466/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91cdba26-c6e2-4e44-8020-55ddbc78e466/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label29.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91cdba26-c6e2-4e44-8020-55ddbc78e466/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_91cdba26-c6e2-4e44-8020-55ddbc78e466/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 a5e3f288d112ff0ef3d4699554b169af8a93c14f70676b054259736b2555d7af --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:17:19,126 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:17:19,213 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91cdba26-c6e2-4e44-8020-55ddbc78e466/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:17:19,219 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:17:19,220 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:17:19,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:17:19,252 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:17:19,252 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:17:19,253 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:17:19,254 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:17:19,255 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:17:19,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:17:19,262 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:17:19,269 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:17:19,269 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:17:19,270 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:17:19,272 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:17:19,273 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:17:19,273 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:17:19,274 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:17:19,274 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:17:19,275 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:17:19,276 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:17:19,277 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:17:19,277 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:17:19,278 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:17:19,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:19,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:17:19,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:17:19,280 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:17:19,280 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:17:19,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:17:19,281 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:17:19,282 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_91cdba26-c6e2-4e44-8020-55ddbc78e466/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91cdba26-c6e2-4e44-8020-55ddbc78e466/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5e3f288d112ff0ef3d4699554b169af8a93c14f70676b054259736b2555d7af [2023-11-24 22:17:19,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:17:19,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:17:19,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:17:19,651 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:17:19,651 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:17:19,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91cdba26-c6e2-4e44-8020-55ddbc78e466/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/eca-rers2012/Problem04_label29.c [2023-11-24 22:17:23,238 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:17:23,774 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:17:23,775 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91cdba26-c6e2-4e44-8020-55ddbc78e466/sv-benchmarks/c/eca-rers2012/Problem04_label29.c [2023-11-24 22:17:23,813 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91cdba26-c6e2-4e44-8020-55ddbc78e466/bin/ukojak-verify-afCqCEvfdi/data/fd13ed9c5/426675f41dba44f59568350aca62b431/FLAGc679e62cd [2023-11-24 22:17:23,832 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91cdba26-c6e2-4e44-8020-55ddbc78e466/bin/ukojak-verify-afCqCEvfdi/data/fd13ed9c5/426675f41dba44f59568350aca62b431 [2023-11-24 22:17:23,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:17:23,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:17:23,847 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:23,847 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:17:23,853 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:17:23,854 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:23" (1/1) ... [2023-11-24 22:17:23,859 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3be17df5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:23, skipping insertion in model container [2023-11-24 22:17:23,859 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:23" (1/1) ... [2023-11-24 22:17:24,062 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:17:25,814 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_91cdba26-c6e2-4e44-8020-55ddbc78e466/sv-benchmarks/c/eca-rers2012/Problem04_label29.c[180190,180203] [2023-11-24 22:17:25,842 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:25,858 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:17:26,660 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_91cdba26-c6e2-4e44-8020-55ddbc78e466/sv-benchmarks/c/eca-rers2012/Problem04_label29.c[180190,180203] [2023-11-24 22:17:26,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:26,713 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:17:26,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:26 WrapperNode [2023-11-24 22:17:26,714 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:26,716 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:26,716 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:17:26,716 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:17:26,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:26" (1/1) ... [2023-11-24 22:17:26,824 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:26" (1/1) ... [2023-11-24 22:17:27,035 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5573 [2023-11-24 22:17:27,036 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:27,037 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:17:27,037 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:17:27,037 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:17:27,051 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:26" (1/1) ... [2023-11-24 22:17:27,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:26" (1/1) ... [2023-11-24 22:17:27,155 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:26" (1/1) ... [2023-11-24 22:17:27,166 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:26" (1/1) ... [2023-11-24 22:17:27,317 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:26" (1/1) ... [2023-11-24 22:17:27,351 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:26" (1/1) ... [2023-11-24 22:17:27,376 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:26" (1/1) ... [2023-11-24 22:17:27,400 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:26" (1/1) ... [2023-11-24 22:17:27,434 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:17:27,436 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:17:27,437 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:17:27,437 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:17:27,438 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:26" (1/1) ... [2023-11-24 22:17:27,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:27,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91cdba26-c6e2-4e44-8020-55ddbc78e466/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:17:27,481 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91cdba26-c6e2-4e44-8020-55ddbc78e466/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:17:27,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91cdba26-c6e2-4e44-8020-55ddbc78e466/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:17:27,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:17:27,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:17:27,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:17:27,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:17:27,788 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:17:27,791 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:17:33,889 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:17:34,330 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:17:34,330 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:17:34,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:34 BoogieIcfgContainer [2023-11-24 22:17:34,332 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:17:34,334 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:17:34,334 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:17:34,346 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:17:34,346 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:34" (1/1) ... [2023-11-24 22:17:34,356 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:17:34,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:34,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 763 states and 1515 transitions. [2023-11-24 22:17:34,476 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1515 transitions. [2023-11-24 22:17:34,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2023-11-24 22:17:34,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:34,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:36,859 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 22:17:42,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:42,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1516 states and 2712 transitions. [2023-11-24 22:17:42,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 2712 transitions. [2023-11-24 22:17:42,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2023-11-24 22:17:42,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:42,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:42,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:44,297 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 22:17:44,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:44,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 1519 states and 2717 transitions. [2023-11-24 22:17:44,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2717 transitions. [2023-11-24 22:17:44,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2023-11-24 22:17:44,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:44,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:44,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:45,448 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:45,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:45,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 1523 states and 2724 transitions. [2023-11-24 22:17:45,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 2724 transitions. [2023-11-24 22:17:45,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 762 [2023-11-24 22:17:45,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:45,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:46,666 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:46,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:46,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 1525 states and 2727 transitions. [2023-11-24 22:17:46,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 2727 transitions. [2023-11-24 22:17:46,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 763 [2023-11-24 22:17:46,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:46,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:47,605 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:47,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:47,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 1528 states and 2732 transitions. [2023-11-24 22:17:47,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 2732 transitions. [2023-11-24 22:17:47,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 764 [2023-11-24 22:17:47,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:47,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:48,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:48,528 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 22:17:48,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:48,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 1529 states and 2733 transitions. [2023-11-24 22:17:48,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 2733 transitions. [2023-11-24 22:17:48,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2023-11-24 22:17:48,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:48,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:48,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:49,281 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 22:17:49,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:49,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2746 states to 1537 states and 2746 transitions. [2023-11-24 22:17:49,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 2746 transitions. [2023-11-24 22:17:49,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 768 [2023-11-24 22:17:49,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:49,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:50,676 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:51,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:51,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 1548 states and 2763 transitions. [2023-11-24 22:17:51,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 2763 transitions. [2023-11-24 22:17:51,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2023-11-24 22:17:51,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:51,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:52,434 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:52,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:52,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 1553 states and 2770 transitions. [2023-11-24 22:17:52,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 2770 transitions. [2023-11-24 22:17:52,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 770 [2023-11-24 22:17:52,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:52,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:52,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:53,465 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 22:17:53,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:53,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 1555 states and 2773 transitions. [2023-11-24 22:17:53,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 2773 transitions. [2023-11-24 22:17:53,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2023-11-24 22:17:53,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:53,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:53,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:55,628 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:03,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:03,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 2323 states and 3548 transitions. [2023-11-24 22:18:03,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 3548 transitions. [2023-11-24 22:18:03,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 772 [2023-11-24 22:18:03,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:03,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:03,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:04,322 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:04,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:04,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 2324 states and 3550 transitions. [2023-11-24 22:18:04,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 3550 transitions. [2023-11-24 22:18:04,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 773 [2023-11-24 22:18:04,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:04,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:05,126 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.