./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/linear_sea.ch.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_48e35ad6-6be7-41ae-905b-26ca7c213371/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e35ad6-6be7-41ae-905b-26ca7c213371/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_48e35ad6-6be7-41ae-905b-26ca7c213371/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e35ad6-6be7-41ae-905b-26ca7c213371/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/linear_sea.ch.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e35ad6-6be7-41ae-905b-26ca7c213371/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_48e35ad6-6be7-41ae-905b-26ca7c213371/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 eb9784c54ab470258ada67babaf5f63148f3484f17edd94b8d28d55553534fa5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:28:48,389 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:28:48,495 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e35ad6-6be7-41ae-905b-26ca7c213371/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:28:48,502 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:28:48,502 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:28:48,525 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:28:48,526 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:28:48,526 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:28:48,526 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:28:48,526 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:28:48,527 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:28:48,527 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:28:48,527 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:28:48,527 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:28:48,527 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:28:48,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:28:48,527 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:28:48,527 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:28:48,528 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:28:48,528 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:28:48,528 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:28:48,528 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:28:48,528 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:28:48,528 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:28:48,528 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:28:48,528 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:28:48,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:28:48,529 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:28:48,529 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:28:48,529 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:28:48,529 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:28:48,529 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:28:48,529 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:28:48,529 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_48e35ad6-6be7-41ae-905b-26ca7c213371/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 -> eb9784c54ab470258ada67babaf5f63148f3484f17edd94b8d28d55553534fa5 [2024-11-25 04:28:48,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:28:48,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:28:48,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:28:48,830 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:28:48,830 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:28:48,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e35ad6-6be7-41ae-905b-26ca7c213371/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/loops/linear_sea.ch.c [2024-11-25 04:28:51,860 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e35ad6-6be7-41ae-905b-26ca7c213371/bin/ukojak-verify-ENZ3QT5qd3/data/660127171/b674a7f117df474194b10b034bd0111a/FLAGfc49c4f78 [2024-11-25 04:28:52,170 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:28:52,171 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e35ad6-6be7-41ae-905b-26ca7c213371/sv-benchmarks/c/loops/linear_sea.ch.c [2024-11-25 04:28:52,179 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e35ad6-6be7-41ae-905b-26ca7c213371/bin/ukojak-verify-ENZ3QT5qd3/data/660127171/b674a7f117df474194b10b034bd0111a/FLAGfc49c4f78 [2024-11-25 04:28:52,206 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e35ad6-6be7-41ae-905b-26ca7c213371/bin/ukojak-verify-ENZ3QT5qd3/data/660127171/b674a7f117df474194b10b034bd0111a [2024-11-25 04:28:52,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:28:52,213 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:28:52,215 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:28:52,216 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:28:52,220 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:28:52,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:28:52" (1/1) ... [2024-11-25 04:28:52,224 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa8d4ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:28:52, skipping insertion in model container [2024-11-25 04:28:52,225 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:28:52" (1/1) ... [2024-11-25 04:28:52,245 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:28:52,428 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_48e35ad6-6be7-41ae-905b-26ca7c213371/sv-benchmarks/c/loops/linear_sea.ch.c[383,396] [2024-11-25 04:28:52,458 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:28:52,471 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:28:52,483 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_48e35ad6-6be7-41ae-905b-26ca7c213371/sv-benchmarks/c/loops/linear_sea.ch.c[383,396] [2024-11-25 04:28:52,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:28:52,518 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:28:52,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:28:52 WrapperNode [2024-11-25 04:28:52,520 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:28:52,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:28:52,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:28:52,522 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:28:52,539 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:28:52" (1/1) ... [2024-11-25 04:28:52,548 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:28:52" (1/1) ... [2024-11-25 04:28:52,576 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 55 [2024-11-25 04:28:52,577 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:28:52,578 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:28:52,578 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:28:52,578 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:28:52,587 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:28:52" (1/1) ... [2024-11-25 04:28:52,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:28:52" (1/1) ... [2024-11-25 04:28:52,589 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:28:52" (1/1) ... [2024-11-25 04:28:52,590 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:28:52" (1/1) ... [2024-11-25 04:28:52,600 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:28:52" (1/1) ... [2024-11-25 04:28:52,604 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:28:52" (1/1) ... [2024-11-25 04:28:52,608 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:28:52" (1/1) ... [2024-11-25 04:28:52,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:28:52" (1/1) ... [2024-11-25 04:28:52,613 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:28:52" (1/1) ... [2024-11-25 04:28:52,619 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:28:52,620 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:28:52,620 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:28:52,620 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:28:52,621 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:28:52" (1/1) ... [2024-11-25 04:28:52,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:28:52,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e35ad6-6be7-41ae-905b-26ca7c213371/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:28:52,659 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e35ad6-6be7-41ae-905b-26ca7c213371/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:28:52,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e35ad6-6be7-41ae-905b-26ca7c213371/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:28:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:28:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:28:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:28:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 04:28:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:28:52,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:28:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:28:52,789 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:28:52,791 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:28:53,029 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-25 04:28:53,029 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:28:53,131 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:28:53,132 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:28:53,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:28:53 BoogieIcfgContainer [2024-11-25 04:28:53,132 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:28:53,133 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:28:53,133 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:28:53,144 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:28:53,144 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:28:53" (1/1) ... [2024-11-25 04:28:53,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:28:53,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:28:53,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2024-11-25 04:28:53,211 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2024-11-25 04:28:53,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 04:28:53,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:28:53,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:28:53,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:28:53,442 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 04:28:53,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:28:53,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2024-11-25 04:28:53,500 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2024-11-25 04:28:53,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:28:53,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:28:53,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:28:53,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:28:53,924 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 04:28:54,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:28:54,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-25 04:28:54,009 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-25 04:28:54,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 04:28:54,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:28:54,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:28:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:28:54,453 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 04:28:54,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:28:54,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2024-11-25 04:28:54,645 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2024-11-25 04:28:54,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:28:54,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:28:54,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:28:54,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:29:00,007 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 04:29:03,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:29:03,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2024-11-25 04:29:03,915 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2024-11-25 04:29:03,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:29:03,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:29:03,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:29:03,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:29:09,539 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:29:17,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:29:17,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2024-11-25 04:29:17,426 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2024-11-25 04:29:17,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 04:29:17,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:29:17,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:29:17,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:29:22,042 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:29:34,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:29:34,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 41 states and 77 transitions. [2024-11-25 04:29:34,375 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 77 transitions. [2024-11-25 04:29:34,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 04:29:34,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:29:34,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:29:34,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:29:41,465 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:29:54,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:29:54,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 47 states and 88 transitions. [2024-11-25 04:29:54,704 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 88 transitions. [2024-11-25 04:29:54,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 04:29:54,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:29:54,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:29:54,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:30:01,931 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:30:13,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:30:13,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 55 states and 101 transitions. [2024-11-25 04:30:13,393 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 101 transitions. [2024-11-25 04:30:13,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:30:13,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:30:13,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:30:13,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:30:23,262 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:30:44,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:30:44,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 63 states and 117 transitions. [2024-11-25 04:30:44,987 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 117 transitions. [2024-11-25 04:30:44,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:30:44,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:30:44,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:30:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:30:55,461 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:31:13,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:31:13,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 67 states and 126 transitions. [2024-11-25 04:31:13,412 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 126 transitions. [2024-11-25 04:31:13,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 04:31:13,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:31:13,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:31:13,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:31:28,574 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:32:19,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:19,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 74 states and 151 transitions. [2024-11-25 04:32:19,199 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 151 transitions. [2024-11-25 04:32:19,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 04:32:19,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:19,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:38,720 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:33:17,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:17,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 78 states and 169 transitions. [2024-11-25 04:33:17,347 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 169 transitions. [2024-11-25 04:33:17,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 04:33:17,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:17,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:34,319 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:34:48,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:34:48,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 95 states and 215 transitions. [2024-11-25 04:34:48,628 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 215 transitions. [2024-11-25 04:34:48,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 04:34:48,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:34:48,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:34:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:12,475 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:35:56,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:35:56,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 100 states and 229 transitions. [2024-11-25 04:35:56,589 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 229 transitions. [2024-11-25 04:35:56,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 04:35:56,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:35:56,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:35:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:18,659 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:36:53,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:53,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 106 states and 235 transitions. [2024-11-25 04:36:53,735 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 235 transitions. [2024-11-25 04:36:53,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 04:36:53,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:53,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:53,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:16,325 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:37:59,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:59,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 108 states and 244 transitions. [2024-11-25 04:37:59,191 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 244 transitions. [2024-11-25 04:37:59,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:37:59,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:59,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:37:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:22,764 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:39:05,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:05,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 113 states and 260 transitions. [2024-11-25 04:39:05,050 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 260 transitions. [2024-11-25 04:39:05,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:39:05,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:05,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:39:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:27,818 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:40:35,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:40:35,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 118 states and 270 transitions. [2024-11-25 04:40:35,052 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 270 transitions. [2024-11-25 04:40:35,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 04:40:35,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:40:35,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:40:35,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:41:07,398 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:42:43,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:42:43,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 125 states and 301 transitions. [2024-11-25 04:42:43,394 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 301 transitions. [2024-11-25 04:42:43,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 04:42:43,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:42:43,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:42:43,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:10,122 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.