./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_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/linear_sea.ch.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/bin/ukojak-verify-CZk0znPC7b --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 [2024-12-06 04:22:49,058 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:22:49,110 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:22:49,113 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:22:49,114 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:22:49,132 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:22:49,133 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:22:49,133 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:22:49,134 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:22:49,134 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:22:49,134 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:22:49,134 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:22:49,134 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:22:49,134 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:22:49,134 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:22:49,134 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:22:49,135 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:22:49,135 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:22:49,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:22:49,135 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:22:49,135 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:22:49,135 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:22:49,135 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:22:49,135 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:22:49,135 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:22:49,135 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:22:49,135 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:22:49,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:22:49,136 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:22:49,136 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:22:49,136 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:22:49,136 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:22:49,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:22:49,136 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_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/bin/ukojak-verify-CZk0znPC7b 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 [2024-12-06 04:22:49,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:22:49,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:22:49,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:22:49,352 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:22:49,352 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:22:49,353 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/loops/linear_sea.ch.c [2024-12-06 04:22:51,962 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/bin/ukojak-verify-CZk0znPC7b/data/dc243da5e/aeefca74d5a8464f9952a6fec0b080bd/FLAGbf1a826a4 [2024-12-06 04:22:52,170 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:22:52,171 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/sv-benchmarks/c/loops/linear_sea.ch.c [2024-12-06 04:22:52,178 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/bin/ukojak-verify-CZk0znPC7b/data/dc243da5e/aeefca74d5a8464f9952a6fec0b080bd/FLAGbf1a826a4 [2024-12-06 04:22:52,194 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/bin/ukojak-verify-CZk0znPC7b/data/dc243da5e/aeefca74d5a8464f9952a6fec0b080bd [2024-12-06 04:22:52,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:22:52,198 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:22:52,200 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:22:52,200 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:22:52,204 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:22:52,205 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:22:52" (1/1) ... [2024-12-06 04:22:52,206 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40fcfaad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:52, skipping insertion in model container [2024-12-06 04:22:52,206 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:22:52" (1/1) ... [2024-12-06 04:22:52,221 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:22:52,355 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_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/sv-benchmarks/c/loops/linear_sea.ch.c[383,396] [2024-12-06 04:22:52,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:22:52,392 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:22:52,403 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_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/sv-benchmarks/c/loops/linear_sea.ch.c[383,396] [2024-12-06 04:22:52,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:22:52,426 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:22:52,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:52 WrapperNode [2024-12-06 04:22:52,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:22:52,428 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:22:52,429 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:22:52,429 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:22:52,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:52" (1/1) ... [2024-12-06 04:22:52,443 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:52" (1/1) ... [2024-12-06 04:22:52,460 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 55 [2024-12-06 04:22:52,460 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:22:52,461 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:22:52,461 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:22:52,462 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:22:52,470 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:52" (1/1) ... [2024-12-06 04:22:52,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:52" (1/1) ... [2024-12-06 04:22:52,471 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:52" (1/1) ... [2024-12-06 04:22:52,472 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:52" (1/1) ... [2024-12-06 04:22:52,476 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:52" (1/1) ... [2024-12-06 04:22:52,478 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:52" (1/1) ... [2024-12-06 04:22:52,481 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:52" (1/1) ... [2024-12-06 04:22:52,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:52" (1/1) ... [2024-12-06 04:22:52,483 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:52" (1/1) ... [2024-12-06 04:22:52,485 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:22:52,486 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:22:52,486 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:22:52,486 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:22:52,487 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:52" (1/1) ... [2024-12-06 04:22:52,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:22:52,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:22:52,521 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:22:52,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34bfdde8-aac5-40ca-8f0c-1dec64a4328c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:22:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:22:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:22:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 04:22:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:22:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:22:52,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:22:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 04:22:52,640 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:22:52,641 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:22:52,773 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-12-06 04:22:52,773 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:22:52,829 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:22:52,829 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:22:52,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:22:52 BoogieIcfgContainer [2024-12-06 04:22:52,830 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:22:52,831 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:22:52,831 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:22:52,838 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:22:52,838 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:22:52" (1/1) ... [2024-12-06 04:22:52,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:22:52,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:52,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2024-12-06 04:22:52,887 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2024-12-06 04:22:52,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 04:22:52,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:52,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:22:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:53,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:22:53,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:53,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2024-12-06 04:22:53,052 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2024-12-06 04:22:53,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:22:53,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:53,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:22:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:53,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:22:53,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:53,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-12-06 04:22:53,403 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-12-06 04:22:53,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:22:53,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:53,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:22:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:53,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:22:53,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:53,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2024-12-06 04:22:53,723 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2024-12-06 04:22:53,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 04:22:53,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:53,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:22:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:57,213 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:22:59,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:59,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2024-12-06 04:22:59,962 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2024-12-06 04:22:59,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:22:59,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:59,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:22:59,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:03,978 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:23:10,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:23:10,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2024-12-06 04:23:10,648 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2024-12-06 04:23:10,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:23:10,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:23:10,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:23:10,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:14,418 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:23:25,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:23:25,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 41 states and 77 transitions. [2024-12-06 04:23:25,422 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 77 transitions. [2024-12-06 04:23:25,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 04:23:25,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:23:25,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:23:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:31,073 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:23:42,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:23:42,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 47 states and 88 transitions. [2024-12-06 04:23:42,586 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 88 transitions. [2024-12-06 04:23:42,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 04:23:42,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:23:42,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:23:42,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:48,447 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:23:58,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:23:58,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 55 states and 101 transitions. [2024-12-06 04:23:58,648 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 101 transitions. [2024-12-06 04:23:58,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:23:58,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:23:58,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:23:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:07,365 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:24:27,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:27,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 63 states and 117 transitions. [2024-12-06 04:24:27,024 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 117 transitions. [2024-12-06 04:24:27,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:24:27,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:27,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:27,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:35,960 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:24:52,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:52,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 67 states and 126 transitions. [2024-12-06 04:24:52,078 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 126 transitions. [2024-12-06 04:24:52,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:24:52,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:52,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:05,700 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:25:53,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:53,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 74 states and 151 transitions. [2024-12-06 04:25:53,930 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 151 transitions. [2024-12-06 04:25:53,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:25:53,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:53,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:53,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:26:11,411 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:26:48,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:26:48,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 78 states and 169 transitions. [2024-12-06 04:26:48,538 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 169 transitions. [2024-12-06 04:26:48,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:26:48,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:26:48,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:26:48,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:04,063 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:28:13,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:13,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 95 states and 215 transitions. [2024-12-06 04:28:13,558 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 215 transitions. [2024-12-06 04:28:13,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:28:13,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:13,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:13,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:35,228 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:29:16,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:29:16,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 100 states and 229 transitions. [2024-12-06 04:29:16,111 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 229 transitions. [2024-12-06 04:29:16,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:29:16,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:29:16,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:29:16,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:35,928 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:30:32,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:30:32,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 109 states and 237 transitions. [2024-12-06 04:30:32,286 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 237 transitions. [2024-12-06 04:30:32,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:30:32,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:30:32,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:30:32,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:01,918 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:32:53,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:53,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 127 states and 279 transitions. [2024-12-06 04:32:53,117 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 279 transitions. [2024-12-06 04:32:53,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:32:53,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:53,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:32:53,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:17,356 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:34:06,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:06,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 132 states and 293 transitions. [2024-12-06 04:34:06,160 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 293 transitions. [2024-12-06 04:34:06,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:34:06,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:06,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:28,281 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:34:56,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:56,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 135 states and 301 transitions. [2024-12-06 04:34:56,535 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 301 transitions. [2024-12-06 04:34:56,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 04:34:56,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:56,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:29,558 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:37:01,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:01,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 143 states and 320 transitions. [2024-12-06 04:37:01,344 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 320 transitions. [2024-12-06 04:37:01,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 04:37:01,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:01,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:37:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:22,775 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.