./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_45483982-f63d-4d65-8276-62671807bbde/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45483982-f63d-4d65-8276-62671807bbde/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45483982-f63d-4d65-8276-62671807bbde/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45483982-f63d-4d65-8276-62671807bbde/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45483982-f63d-4d65-8276-62671807bbde/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45483982-f63d-4d65-8276-62671807bbde/bin/ukojak-verify-ImItNfHLgk --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 bbbfe45c1ffa647ad91a5ae3f1a7c62de0a461f2a2e6ecaa8ebabd9df308d4ae --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:21:10,186 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:21:10,297 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45483982-f63d-4d65-8276-62671807bbde/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:21:10,306 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:21:10,308 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:21:10,346 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:21:10,347 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:21:10,348 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:21:10,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:21:10,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:21:10,350 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:21:10,350 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:21:10,351 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:21:10,352 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:21:10,352 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:21:10,353 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:21:10,353 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:21:10,354 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:21:10,354 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:21:10,355 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:21:10,355 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:21:10,356 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:21:10,356 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:21:10,357 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:21:10,357 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:21:10,358 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:21:10,358 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:21:10,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:10,360 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:21:10,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:21:10,360 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:21:10,361 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:21:10,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:21:10,362 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_45483982-f63d-4d65-8276-62671807bbde/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45483982-f63d-4d65-8276-62671807bbde/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bbbfe45c1ffa647ad91a5ae3f1a7c62de0a461f2a2e6ecaa8ebabd9df308d4ae [2024-11-08 23:21:10,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:21:10,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:21:10,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:21:10,700 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:21:10,701 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:21:10,702 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45483982-f63d-4d65-8276-62671807bbde/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.UNBOUNDED.pals.c Unable to find full path for "g++" [2024-11-08 23:21:13,245 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:21:13,651 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:21:13,652 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45483982-f63d-4d65-8276-62671807bbde/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.UNBOUNDED.pals.c [2024-11-08 23:21:13,699 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45483982-f63d-4d65-8276-62671807bbde/bin/ukojak-verify-ImItNfHLgk/data/6213f3104/6df4ae74968841e38e3df8f8d3dc79f2/FLAG6b74957ae [2024-11-08 23:21:13,728 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45483982-f63d-4d65-8276-62671807bbde/bin/ukojak-verify-ImItNfHLgk/data/6213f3104/6df4ae74968841e38e3df8f8d3dc79f2 [2024-11-08 23:21:13,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:21:13,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:21:13,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:13,738 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:21:13,745 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:21:13,746 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:13" (1/1) ... [2024-11-08 23:21:13,748 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc75c8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:13, skipping insertion in model container [2024-11-08 23:21:13,749 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:13" (1/1) ... [2024-11-08 23:21:13,860 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:21:14,642 WARN L250 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_45483982-f63d-4d65-8276-62671807bbde/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.UNBOUNDED.pals.c[61125,61138] [2024-11-08 23:21:14,655 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:14,685 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:21:14,922 WARN L250 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_45483982-f63d-4d65-8276-62671807bbde/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.UNBOUNDED.pals.c[61125,61138] [2024-11-08 23:21:14,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:14,952 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:21:14,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:14 WrapperNode [2024-11-08 23:21:14,953 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:14,955 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:14,955 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:21:14,955 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:21:14,962 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:14" (1/1) ... [2024-11-08 23:21:14,995 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:14" (1/1) ... [2024-11-08 23:21:15,108 INFO L138 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2051 [2024-11-08 23:21:15,109 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:15,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:21:15,110 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:21:15,110 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:21:15,124 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:14" (1/1) ... [2024-11-08 23:21:15,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:14" (1/1) ... [2024-11-08 23:21:15,135 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:14" (1/1) ... [2024-11-08 23:21:15,136 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:14" (1/1) ... [2024-11-08 23:21:15,175 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:14" (1/1) ... [2024-11-08 23:21:15,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:14" (1/1) ... [2024-11-08 23:21:15,237 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:14" (1/1) ... [2024-11-08 23:21:15,251 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:14" (1/1) ... [2024-11-08 23:21:15,268 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:21:15,270 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:21:15,271 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:21:15,271 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:21:15,272 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:14" (1/1) ... [2024-11-08 23:21:15,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:15,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45483982-f63d-4d65-8276-62671807bbde/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:21:15,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45483982-f63d-4d65-8276-62671807bbde/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:21:15,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45483982-f63d-4d65-8276-62671807bbde/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:21:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:21:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:21:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:21:15,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:21:15,597 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:21:15,600 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:21:18,529 INFO L? ?]: Removed 235 outVars from TransFormulas that were not future-live. [2024-11-08 23:21:18,530 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:21:20,802 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:21:20,802 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:21:20,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:20 BoogieIcfgContainer [2024-11-08 23:21:20,803 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:21:20,805 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:21:20,805 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:21:20,818 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:21:20,819 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:20" (1/1) ... [2024-11-08 23:21:20,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:21:20,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:20,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2024-11-08 23:21:20,922 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2024-11-08 23:21:20,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-08 23:21:20,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:20,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:35,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:21:36,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:36,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 442 states and 756 transitions. [2024-11-08 23:21:36,047 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 756 transitions. [2024-11-08 23:21:36,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-08 23:21:36,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:36,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:44,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:21:45,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:45,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 445 states and 762 transitions. [2024-11-08 23:21:45,226 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 762 transitions. [2024-11-08 23:21:45,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 23:21:45,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:45,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:52,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:21:52,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:52,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 449 states and 770 transitions. [2024-11-08 23:21:52,801 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 770 transitions. [2024-11-08 23:21:52,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 23:21:52,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:52,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:59,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:00,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:00,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 454 states and 780 transitions. [2024-11-08 23:22:00,697 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 780 transitions. [2024-11-08 23:22:00,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 23:22:00,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:00,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:00,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:06,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:08,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:08,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2024-11-08 23:22:08,418 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2024-11-08 23:22:08,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 23:22:08,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:08,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:08,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:14,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:16,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:16,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 467 states and 806 transitions. [2024-11-08 23:22:16,649 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 806 transitions. [2024-11-08 23:22:16,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 23:22:16,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:16,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:17,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:24,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:26,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:26,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 476 states and 822 transitions. [2024-11-08 23:22:26,376 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 822 transitions. [2024-11-08 23:22:26,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 23:22:26,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:26,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:27,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:33,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:36,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:36,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 484 states and 837 transitions. [2024-11-08 23:22:36,872 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 837 transitions. [2024-11-08 23:22:36,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-08 23:22:36,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:36,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:37,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:38,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:38,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 485 states and 837 transitions. [2024-11-08 23:22:38,137 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 837 transitions. [2024-11-08 23:22:38,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-08 23:22:38,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:38,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:38,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:38,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:38,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:38,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 486 states and 838 transitions. [2024-11-08 23:22:38,615 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 838 transitions. [2024-11-08 23:22:38,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-08 23:22:38,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:38,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:45,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:49,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:49,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 498 states and 858 transitions. [2024-11-08 23:22:49,382 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 858 transitions. [2024-11-08 23:22:49,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-08 23:22:49,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:49,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:49,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:50,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:50,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:50,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 501 states and 863 transitions. [2024-11-08 23:22:50,927 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 863 transitions. [2024-11-08 23:22:50,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-08 23:22:50,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:50,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:22:54,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:31,939 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:25:44,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:25:44,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 638 states and 1267 transitions. [2024-11-08 23:25:44,720 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1267 transitions. [2024-11-08 23:25:44,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-08 23:25:44,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:25:44,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:25:44,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:25:51,088 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:26:56,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:26:56,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 657 states and 1306 transitions. [2024-11-08 23:26:56,460 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1306 transitions. [2024-11-08 23:26:56,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-08 23:26:56,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:26:56,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:26:56,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:27:03,016 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:27:04,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:27:04,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 658 states and 1308 transitions. [2024-11-08 23:27:04,392 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1308 transitions. [2024-11-08 23:27:04,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-08 23:27:04,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:27:04,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:27:08,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:27:41,567 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:29:59,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:59,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 796 states and 1719 transitions. [2024-11-08 23:29:59,136 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1719 transitions. [2024-11-08 23:29:59,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-08 23:29:59,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:59,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:18,575 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:32:00,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:32:00,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 813 states and 1755 transitions. [2024-11-08 23:32:00,882 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1755 transitions. [2024-11-08 23:32:00,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-08 23:32:00,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:32:00,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:32:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:32:10,183 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:33:30,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:30,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 833 states and 1799 transitions. [2024-11-08 23:33:30,173 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1799 transitions. [2024-11-08 23:33:30,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-08 23:33:30,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:30,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:33:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:37,450 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:33:39,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:39,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 834 states and 1805 transitions. [2024-11-08 23:33:39,692 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1805 transitions. [2024-11-08 23:33:39,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-08 23:33:39,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:39,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:33:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:46,514 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:33:49,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:49,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 835 states and 1806 transitions. [2024-11-08 23:33:49,010 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1806 transitions. [2024-11-08 23:33:49,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-08 23:33:49,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:49,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:33:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:55,753 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:33:58,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:58,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 836 states and 1812 transitions. [2024-11-08 23:33:58,602 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1812 transitions. [2024-11-08 23:33:58,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-08 23:33:58,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:58,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:33:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:05,455 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.