./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label28.c --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_d8ccec49-330e-4493-b7f2-cd446c51b44f/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ccec49-330e-4493-b7f2-cd446c51b44f/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_d8ccec49-330e-4493-b7f2-cd446c51b44f/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ccec49-330e-4493-b7f2-cd446c51b44f/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label28.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ccec49-330e-4493-b7f2-cd446c51b44f/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_d8ccec49-330e-4493-b7f2-cd446c51b44f/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 50d4dc867b32b96b92601ebe38f19b8224ed88b42cf3b65b00cb03246e020b18 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:59:52,187 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:59:52,286 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ccec49-330e-4493-b7f2-cd446c51b44f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:59:52,295 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:59:52,297 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:59:52,335 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:59:52,336 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:59:52,336 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:59:52,337 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:59:52,340 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:59:52,340 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:59:52,340 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:59:52,340 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:59:52,340 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:59:52,341 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:59:52,341 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:59:52,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:59:52,341 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:59:52,341 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:59:52,341 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:59:52,341 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:59:52,341 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:59:52,341 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:59:52,342 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:59:52,342 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:59:52,342 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:59:52,342 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:59:52,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:59:52,342 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:59:52,342 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:59:52,342 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:59:52,343 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:59:52,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:59:52,343 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_d8ccec49-330e-4493-b7f2-cd446c51b44f/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 -> 50d4dc867b32b96b92601ebe38f19b8224ed88b42cf3b65b00cb03246e020b18 [2024-11-25 04:59:52,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:59:52,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:59:52,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:59:52,733 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:59:52,733 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:59:52,736 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ccec49-330e-4493-b7f2-cd446c51b44f/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/eca-rers2012/Problem14_label28.c [2024-11-25 04:59:55,736 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ccec49-330e-4493-b7f2-cd446c51b44f/bin/ukojak-verify-ENZ3QT5qd3/data/183185d6c/63d4a91e1e07487bba67e90f0810aa16/FLAG6a7723104 [2024-11-25 04:59:56,147 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:59:56,148 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ccec49-330e-4493-b7f2-cd446c51b44f/sv-benchmarks/c/eca-rers2012/Problem14_label28.c [2024-11-25 04:59:56,162 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ccec49-330e-4493-b7f2-cd446c51b44f/bin/ukojak-verify-ENZ3QT5qd3/data/183185d6c/63d4a91e1e07487bba67e90f0810aa16/FLAG6a7723104 [2024-11-25 04:59:56,319 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ccec49-330e-4493-b7f2-cd446c51b44f/bin/ukojak-verify-ENZ3QT5qd3/data/183185d6c/63d4a91e1e07487bba67e90f0810aa16 [2024-11-25 04:59:56,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:59:56,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:59:56,326 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:59:56,326 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:59:56,331 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:59:56,332 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:59:56" (1/1) ... [2024-11-25 04:59:56,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c4d8bb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:59:56, skipping insertion in model container [2024-11-25 04:59:56,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:59:56" (1/1) ... [2024-11-25 04:59:56,392 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:59:56,586 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_d8ccec49-330e-4493-b7f2-cd446c51b44f/sv-benchmarks/c/eca-rers2012/Problem14_label28.c[1344,1357] [2024-11-25 04:59:56,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:59:56,831 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:59:56,845 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_d8ccec49-330e-4493-b7f2-cd446c51b44f/sv-benchmarks/c/eca-rers2012/Problem14_label28.c[1344,1357] [2024-11-25 04:59:56,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:59:56,994 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:59:56,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:59:56 WrapperNode [2024-11-25 04:59:56,995 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:59:56,996 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:59:56,996 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:59:56,996 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:59:57,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:59:56" (1/1) ... [2024-11-25 04:59:57,023 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:59:56" (1/1) ... [2024-11-25 04:59:57,094 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-11-25 04:59:57,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:59:57,098 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:59:57,098 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:59:57,099 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:59:57,108 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:59:56" (1/1) ... [2024-11-25 04:59:57,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:59:56" (1/1) ... [2024-11-25 04:59:57,121 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:59:56" (1/1) ... [2024-11-25 04:59:57,122 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:59:56" (1/1) ... [2024-11-25 04:59:57,171 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:59:56" (1/1) ... [2024-11-25 04:59:57,176 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:59:56" (1/1) ... [2024-11-25 04:59:57,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:59:56" (1/1) ... [2024-11-25 04:59:57,205 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:59:56" (1/1) ... [2024-11-25 04:59:57,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:59:56" (1/1) ... [2024-11-25 04:59:57,230 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:59:57,231 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:59:57,233 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:59:57,233 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:59:57,234 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:59:56" (1/1) ... [2024-11-25 04:59:57,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:59:57,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ccec49-330e-4493-b7f2-cd446c51b44f/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:59:57,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ccec49-330e-4493-b7f2-cd446c51b44f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:59:57,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8ccec49-330e-4493-b7f2-cd446c51b44f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:59:57,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:59:57,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:59:57,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:59:57,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:59:57,386 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:59:57,389 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:59:59,109 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-25 04:59:59,110 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:00:03,889 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:00:03,890 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 05:00:03,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:00:03 BoogieIcfgContainer [2024-11-25 05:00:03,890 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:00:03,891 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:00:03,891 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:00:03,905 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:00:03,905 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:00:03" (1/1) ... [2024-11-25 05:00:03,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:00:03,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:00:03,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-25 05:00:03,966 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-25 05:00:03,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 05:00:03,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:00:03,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:00:04,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:00:04,174 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 05:00:04,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:00:04,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-25 05:00:04,297 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-25 05:00:04,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 05:00:04,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:00:04,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:00:04,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:00:26,435 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:00:26,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:00:26,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-25 05:00:26,771 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-25 05:00:26,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 05:00:26,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:00:26,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:00:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:01:01,860 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 05:01:02,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:01:02,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2024-11-25 05:01:02,472 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2024-11-25 05:01:02,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 05:01:02,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:01:02,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:01:02,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:01:35,883 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 05:01:36,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:01:36,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 47 transitions. [2024-11-25 05:01:36,121 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2024-11-25 05:01:36,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 05:01:36,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:01:36,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:01:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:02:58,245 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 05:02:59,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:02:59,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 40 states and 71 transitions. [2024-11-25 05:02:59,785 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 71 transitions. [2024-11-25 05:02:59,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 05:02:59,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:02:59,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:03:00,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:04:04,485 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 05:04:05,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:04:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 51 states and 95 transitions. [2024-11-25 05:04:05,787 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 95 transitions. [2024-11-25 05:04:05,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 05:04:05,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:04:05,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:04:06,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:06:21,561 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:06:22,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:06:22,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 55 states and 105 transitions. [2024-11-25 05:06:22,364 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 105 transitions. [2024-11-25 05:06:22,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 05:06:22,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:06:22,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:06:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:08:24,716 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:08:27,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:08:27,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 64 states and 131 transitions. [2024-11-25 05:08:27,315 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 131 transitions. [2024-11-25 05:08:27,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 05:08:27,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:08:27,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:08:28,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat