./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf611b61-cbf2-4304-aac5-9f1e2a092153/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf611b61-cbf2-4304-aac5-9f1e2a092153/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf611b61-cbf2-4304-aac5-9f1e2a092153/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf611b61-cbf2-4304-aac5-9f1e2a092153/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf611b61-cbf2-4304-aac5-9f1e2a092153/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf611b61-cbf2-4304-aac5-9f1e2a092153/bin/ukojak-verify-ENZ3QT5qd3 --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 b05b18c0458ef705f828769f88cc2a590589ce4d5c3f0e48f99be90a949f7ed4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:56:43,786 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:56:43,881 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf611b61-cbf2-4304-aac5-9f1e2a092153/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:56:43,888 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:56:43,888 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:56:43,922 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:56:43,924 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:56:43,924 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:56:43,924 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:56:43,925 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:56:43,926 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:56:43,926 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:56:43,926 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:56:43,926 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:56:43,927 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:56:43,927 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:56:43,927 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:56:43,927 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:56:43,927 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:56:43,927 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:56:43,927 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:56:43,927 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:56:43,927 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:56:43,927 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:56:43,928 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:56:43,928 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:56:43,928 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:56:43,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:56:43,928 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:56:43,928 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:56:43,929 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:56:43,929 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:56:43,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:56:43,929 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_cf611b61-cbf2-4304-aac5-9f1e2a092153/bin/ukojak-verify-ENZ3QT5qd3 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 -> b05b18c0458ef705f828769f88cc2a590589ce4d5c3f0e48f99be90a949f7ed4 [2024-11-25 02:56:44,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:56:44,253 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:56:44,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:56:44,259 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:56:44,260 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:56:44,261 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf611b61-cbf2-4304-aac5-9f1e2a092153/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.i [2024-11-25 02:56:47,251 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf611b61-cbf2-4304-aac5-9f1e2a092153/bin/ukojak-verify-ENZ3QT5qd3/data/b829bbc5c/75c7fdcb9b7448d8bb16204541e3514d/FLAGc5decff70 [2024-11-25 02:56:47,596 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:56:47,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf611b61-cbf2-4304-aac5-9f1e2a092153/sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.i [2024-11-25 02:56:47,609 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf611b61-cbf2-4304-aac5-9f1e2a092153/bin/ukojak-verify-ENZ3QT5qd3/data/b829bbc5c/75c7fdcb9b7448d8bb16204541e3514d/FLAGc5decff70 [2024-11-25 02:56:47,629 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf611b61-cbf2-4304-aac5-9f1e2a092153/bin/ukojak-verify-ENZ3QT5qd3/data/b829bbc5c/75c7fdcb9b7448d8bb16204541e3514d [2024-11-25 02:56:47,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:56:47,633 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:56:47,634 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:56:47,634 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:56:47,639 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:56:47,640 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:56:47" (1/1) ... [2024-11-25 02:56:47,641 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb2cc20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:47, skipping insertion in model container [2024-11-25 02:56:47,641 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:56:47" (1/1) ... [2024-11-25 02:56:47,688 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:56:48,000 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_cf611b61-cbf2-4304-aac5-9f1e2a092153/sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.i[22534,22547] [2024-11-25 02:56:48,005 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_cf611b61-cbf2-4304-aac5-9f1e2a092153/sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.i[22606,22619] [2024-11-25 02:56:48,006 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_cf611b61-cbf2-4304-aac5-9f1e2a092153/sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.i[22746,22759] [2024-11-25 02:56:48,007 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_cf611b61-cbf2-4304-aac5-9f1e2a092153/sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.i[22820,22833] [2024-11-25 02:56:48,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:56:48,021 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:56:48,102 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_cf611b61-cbf2-4304-aac5-9f1e2a092153/sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.i[22534,22547] [2024-11-25 02:56:48,107 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_cf611b61-cbf2-4304-aac5-9f1e2a092153/sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.i[22606,22619] [2024-11-25 02:56:48,108 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_cf611b61-cbf2-4304-aac5-9f1e2a092153/sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.i[22746,22759] [2024-11-25 02:56:48,109 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_cf611b61-cbf2-4304-aac5-9f1e2a092153/sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.i[22820,22833] [2024-11-25 02:56:48,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:56:48,146 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:56:48,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:48 WrapperNode [2024-11-25 02:56:48,147 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:56:48,148 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:56:48,149 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:56:48,149 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:56:48,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:48" (1/1) ... [2024-11-25 02:56:48,171 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:48" (1/1) ... [2024-11-25 02:56:48,193 INFO L138 Inliner]: procedures = 119, calls = 36, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 116 [2024-11-25 02:56:48,195 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:56:48,196 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:56:48,196 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:56:48,196 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:56:48,203 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:48" (1/1) ... [2024-11-25 02:56:48,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:48" (1/1) ... [2024-11-25 02:56:48,209 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:48" (1/1) ... [2024-11-25 02:56:48,210 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:48" (1/1) ... [2024-11-25 02:56:48,228 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:48" (1/1) ... [2024-11-25 02:56:48,229 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:48" (1/1) ... [2024-11-25 02:56:48,233 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:48" (1/1) ... [2024-11-25 02:56:48,234 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:48" (1/1) ... [2024-11-25 02:56:48,235 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:48" (1/1) ... [2024-11-25 02:56:48,241 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:56:48,241 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:56:48,241 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:56:48,241 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:56:48,242 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:48" (1/1) ... [2024-11-25 02:56:48,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:56:48,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf611b61-cbf2-4304-aac5-9f1e2a092153/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:56:48,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf611b61-cbf2-4304-aac5-9f1e2a092153/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:56:48,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf611b61-cbf2-4304-aac5-9f1e2a092153/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:56:48,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 02:56:48,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 02:56:48,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 02:56:48,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:56:48,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-25 02:56:48,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 02:56:48,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:56:48,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:56:48,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:56:48,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:56:48,458 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:56:48,460 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:56:48,811 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-25 02:56:48,811 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:56:48,949 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:56:48,949 INFO L312 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-25 02:56:48,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:56:48 BoogieIcfgContainer [2024-11-25 02:56:48,949 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:56:48,951 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:56:48,951 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:56:48,965 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:56:48,965 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:56:48" (1/1) ... [2024-11-25 02:56:48,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:56:49,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:56:49,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-11-25 02:56:49,041 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-11-25 02:56:49,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 02:56:49,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:56:49,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:56:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:49,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:56:49,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:56:49,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-25 02:56:49,406 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-25 02:56:49,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:56:49,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:56:49,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:56:49,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:49,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:56:49,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:56:49,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2024-11-25 02:56:49,821 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2024-11-25 02:56:49,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 02:56:49,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:56:49,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:56:49,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:50,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:56:50,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:56:50,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 32 states and 43 transitions. [2024-11-25 02:56:50,596 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2024-11-25 02:56:50,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 02:56:50,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:56:50,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:56:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:51,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:56:52,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:56:52,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2024-11-25 02:56:52,168 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2024-11-25 02:56:52,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:56:52,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:56:52,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:56:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:53,534 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:56:54,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:56:54,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-25 02:56:54,156 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-25 02:56:54,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:56:54,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:56:54,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:56:54,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:54,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:56:54,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:56:54,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2024-11-25 02:56:54,534 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-25 02:56:54,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:56:54,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:56:54,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:56:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:54,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:56:56,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:56:56,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 37 states and 51 transitions. [2024-11-25 02:56:56,753 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2024-11-25 02:56:56,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 02:56:56,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:56:56,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:56:56,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:58,487 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:57:04,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:57:04,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 82 transitions. [2024-11-25 02:57:04,893 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 82 transitions. [2024-11-25 02:57:04,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 02:57:04,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:57:04,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:57:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:57:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 02:57:05,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:57:05,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 52 states and 83 transitions. [2024-11-25 02:57:05,640 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 83 transitions. [2024-11-25 02:57:05,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 02:57:05,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:57:05,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:57:05,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:57:08,230 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:57:16,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:57:16,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 67 states and 121 transitions. [2024-11-25 02:57:16,667 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 121 transitions. [2024-11-25 02:57:16,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:57:16,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:57:16,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:57:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:57:19,519 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:57:30,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:57:30,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 80 states and 154 transitions. [2024-11-25 02:57:30,354 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 154 transitions. [2024-11-25 02:57:30,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:57:30,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:57:30,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:57:30,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:57:33,049 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:57:39,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:57:39,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 87 states and 171 transitions. [2024-11-25 02:57:39,019 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 171 transitions. [2024-11-25 02:57:39,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:57:39,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:57:39,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:57:39,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:57:45,804 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:57:50,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:57:50,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 89 states and 182 transitions. [2024-11-25 02:57:50,244 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 182 transitions. [2024-11-25 02:57:50,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:57:50,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:57:50,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:57:50,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:57:50,327 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-25 02:57:51,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:57:51,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 90 states and 183 transitions. [2024-11-25 02:57:51,343 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 183 transitions. [2024-11-25 02:57:51,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 02:57:51,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:57:51,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:57:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:57:57,161 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:58:13,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:58:13,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 104 states and 225 transitions. [2024-11-25 02:58:13,866 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 225 transitions. [2024-11-25 02:58:13,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 02:58:13,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:58:13,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:58:14,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:58:20,455 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:58:28,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:58:28,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 106 states and 237 transitions. [2024-11-25 02:58:28,897 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 237 transitions. [2024-11-25 02:58:28,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 02:58:28,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:58:28,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:58:29,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:58:34,428 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:58:53,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:58:53,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 121 states and 271 transitions. [2024-11-25 02:58:53,044 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 271 transitions. [2024-11-25 02:58:53,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 02:58:53,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:58:53,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:58:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:59:00,855 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:59:19,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:59:19,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 131 states and 304 transitions. [2024-11-25 02:59:19,544 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 304 transitions. [2024-11-25 02:59:19,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 02:59:19,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:59:19,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:59:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:59:24,154 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:59:34,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:59:34,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 136 states and 321 transitions. [2024-11-25 02:59:34,073 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 321 transitions. [2024-11-25 02:59:34,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:59:34,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:59:34,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:59:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:59:37,412 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:59:52,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:59:52,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 145 states and 346 transitions. [2024-11-25 02:59:52,727 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 346 transitions. [2024-11-25 02:59:52,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:59:52,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:59:52,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:59:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:59:56,187 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:59:59,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:59:59,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 147 states and 349 transitions. [2024-11-25 02:59:59,593 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 349 transitions. [2024-11-25 02:59:59,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 02:59:59,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:59:59,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:59:59,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:00:07,380 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:00:27,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:00:27,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 159 states and 385 transitions. [2024-11-25 03:00:27,351 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 385 transitions. [2024-11-25 03:00:27,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 03:00:27,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:00:27,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:00:27,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:00:35,188 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:00:50,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:00:50,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 165 states and 400 transitions. [2024-11-25 03:00:50,361 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 400 transitions. [2024-11-25 03:00:50,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 03:00:50,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:00:50,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:00:50,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:01,184 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:01:37,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:37,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 119 states and 261 transitions. [2024-11-25 03:01:37,030 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 261 transitions. [2024-11-25 03:01:37,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 03:01:37,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:37,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:37,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:37,106 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:01:38,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:38,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 120 states and 262 transitions. [2024-11-25 03:01:38,749 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 262 transitions. [2024-11-25 03:01:38,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:01:38,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:38,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:49,430 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:02:20,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:20,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 131 states and 278 transitions. [2024-11-25 03:02:20,019 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 278 transitions. [2024-11-25 03:02:20,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:02:20,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:20,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:30,546 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:02:59,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:59,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 142 states and 308 transitions. [2024-11-25 03:02:59,446 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 308 transitions. [2024-11-25 03:02:59,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:02:59,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:59,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:09,663 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:03:39,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:39,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 149 states and 323 transitions. [2024-11-25 03:03:39,063 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 323 transitions. [2024-11-25 03:03:39,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:03:39,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:39,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:50,171 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:04:23,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:23,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 162 states and 359 transitions. [2024-11-25 03:04:23,821 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 359 transitions. [2024-11-25 03:04:23,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:04:23,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:23,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:23,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:04:35,611 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:04:52,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:52,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 165 states and 373 transitions. [2024-11-25 03:04:52,552 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 373 transitions. [2024-11-25 03:04:52,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:04:52,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:52,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:05:05,120 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:05:37,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:05:37,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 176 states and 392 transitions. [2024-11-25 03:05:37,198 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 392 transitions. [2024-11-25 03:05:37,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:05:37,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:05:37,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:05:37,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:05:48,883 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:06:03,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:06:03,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 178 states and 394 transitions. [2024-11-25 03:06:03,508 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 394 transitions. [2024-11-25 03:06:03,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 03:06:03,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:06:03,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:06:03,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:06:11,205 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:06:50,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:06:50,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 194 states and 426 transitions. [2024-11-25 03:06:50,439 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 426 transitions. [2024-11-25 03:06:50,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 03:06:50,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:06:50,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:06:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:07:10,023 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:08:00,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:08:00,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 207 states and 459 transitions. [2024-11-25 03:08:00,751 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 459 transitions. [2024-11-25 03:08:00,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 03:08:00,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:08:00,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:08:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:08:15,611 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:09:08,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:09:08,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 225 states and 495 transitions. [2024-11-25 03:09:08,950 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 495 transitions. [2024-11-25 03:09:08,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 03:09:08,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:09:08,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:09:09,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:09:23,695 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:10:09,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:10:09,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 241 states and 523 transitions. [2024-11-25 03:10:09,903 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 523 transitions. [2024-11-25 03:10:09,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 03:10:09,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:10:09,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:10:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:10:39,978 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.