./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem101_label20.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_7f6a32ce-9525-4a60-8009-fe048f756801/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6a32ce-9525-4a60-8009-fe048f756801/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_7f6a32ce-9525-4a60-8009-fe048f756801/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6a32ce-9525-4a60-8009-fe048f756801/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6a32ce-9525-4a60-8009-fe048f756801/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_7f6a32ce-9525-4a60-8009-fe048f756801/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 29d6a971fe1c57642985ba3a8a9a876e2745ba1ba1e8ec89c36172a2a1c9e3b4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:42:48,965 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:42:49,019 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6a32ce-9525-4a60-8009-fe048f756801/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:42:49,024 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:42:49,024 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:42:49,042 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:42:49,043 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:42:49,043 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:42:49,043 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:42:49,044 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:42:49,044 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:42:49,044 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:42:49,044 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:42:49,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:42:49,044 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:42:49,044 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:42:49,044 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:42:49,044 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:42:49,044 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:42:49,044 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:42:49,045 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:42:49,045 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:42:49,045 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:42:49,045 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:42:49,045 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:42:49,045 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:42:49,045 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:42:49,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:49,045 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:42:49,045 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:42:49,045 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:42:49,046 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:42:49,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:42:49,046 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_7f6a32ce-9525-4a60-8009-fe048f756801/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 -> 29d6a971fe1c57642985ba3a8a9a876e2745ba1ba1e8ec89c36172a2a1c9e3b4 [2024-12-05 21:42:49,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:42:49,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:42:49,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:42:49,289 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:42:49,289 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:42:49,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6a32ce-9525-4a60-8009-fe048f756801/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-programs/Problem101_label20.c [2024-12-05 21:42:51,870 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6a32ce-9525-4a60-8009-fe048f756801/bin/ukojak-verify-CZk0znPC7b/data/8129fdd81/9b1aeb18363f4d22aabf277b65763f14/FLAG637a31b5f [2024-12-05 21:42:53,072 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:42:53,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6a32ce-9525-4a60-8009-fe048f756801/sv-benchmarks/c/eca-programs/Problem101_label20.c [2024-12-05 21:42:53,199 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6a32ce-9525-4a60-8009-fe048f756801/bin/ukojak-verify-CZk0znPC7b/data/8129fdd81/9b1aeb18363f4d22aabf277b65763f14/FLAG637a31b5f [2024-12-05 21:42:53,459 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6a32ce-9525-4a60-8009-fe048f756801/bin/ukojak-verify-CZk0znPC7b/data/8129fdd81/9b1aeb18363f4d22aabf277b65763f14 [2024-12-05 21:42:53,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:42:53,461 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:42:53,462 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:53,462 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:42:53,465 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:42:53,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14cfc3ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:53, skipping insertion in model container [2024-12-05 21:42:53,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,988 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:43:02,817 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_7f6a32ce-9525-4a60-8009-fe048f756801/sv-benchmarks/c/eca-programs/Problem101_label20.c[2769356,2769369] [2024-12-05 21:43:02,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:43:02,876 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:43:08,212 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_7f6a32ce-9525-4a60-8009-fe048f756801/sv-benchmarks/c/eca-programs/Problem101_label20.c[2769356,2769369] [2024-12-05 21:43:08,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:43:08,856 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:43:08,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:08 WrapperNode [2024-12-05 21:43:08,857 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:43:08,858 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:43:08,858 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:43:08,858 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:43:08,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:08" (1/1) ... [2024-12-05 21:43:09,155 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:08" (1/1) ... [2024-12-05 21:43:10,883 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83825 [2024-12-05 21:43:10,883 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:43:10,884 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:43:10,884 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:43:10,884 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:43:10,889 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:08" (1/1) ... [2024-12-05 21:43:10,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:08" (1/1) ... [2024-12-05 21:43:11,155 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:08" (1/1) ... [2024-12-05 21:43:11,155 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:08" (1/1) ... [2024-12-05 21:43:12,012 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:08" (1/1) ... [2024-12-05 21:43:12,087 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:08" (1/1) ... [2024-12-05 21:43:12,184 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:08" (1/1) ... [2024-12-05 21:43:12,240 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:08" (1/1) ... [2024-12-05 21:43:12,290 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:08" (1/1) ... [2024-12-05 21:43:12,607 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:43:12,608 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:43:12,609 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:43:12,609 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:43:12,610 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:43:08" (1/1) ... [2024-12-05 21:43:12,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:43:12,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6a32ce-9525-4a60-8009-fe048f756801/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:43:12,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6a32ce-9525-4a60-8009-fe048f756801/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:43:12,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f6a32ce-9525-4a60-8009-fe048f756801/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:43:12,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:43:12,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:43:12,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:43:12,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:43:12,787 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:43:12,789 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:43:51,787 INFO L? ?]: Removed 10238 outVars from TransFormulas that were not future-live. [2024-12-05 21:43:51,787 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:43:52,749 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:43:52,750 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 21:43:52,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:43:52 BoogieIcfgContainer [2024-12-05 21:43:52,750 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:43:52,751 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:43:52,751 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:43:52,760 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:43:52,760 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:43:52" (1/1) ... [2024-12-05 21:43:52,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:43:52,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:52,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2024-12-05 21:43:52,926 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2024-12-05 21:43:53,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2024-12-05 21:43:53,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:53,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:55,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:14,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:44:51,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:51,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30714 states to 20218 states and 30714 transitions. [2024-12-05 21:44:51,819 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 30714 transitions. [2024-12-05 21:44:52,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10091 [2024-12-05 21:44:52,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:52,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:53,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:07,552 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:45:08,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:08,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30720 states to 20222 states and 30720 transitions. [2024-12-05 21:45:08,647 INFO L276 IsEmpty]: Start isEmpty. Operand 20222 states and 30720 transitions. [2024-12-05 21:45:09,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10092 [2024-12-05 21:45:09,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:09,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:10,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:24,087 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:45:24,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:24,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30721 states to 20223 states and 30721 transitions. [2024-12-05 21:45:24,710 INFO L276 IsEmpty]: Start isEmpty. Operand 20223 states and 30721 transitions. [2024-12-05 21:45:25,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10096 [2024-12-05 21:45:25,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:25,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:44,638 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:45:45,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:45,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30733 states to 20232 states and 30733 transitions. [2024-12-05 21:45:45,545 INFO L276 IsEmpty]: Start isEmpty. Operand 20232 states and 30733 transitions. [2024-12-05 21:45:46,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10098 [2024-12-05 21:45:46,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:46,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:01,804 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:46:02,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:02,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30748 states to 20243 states and 30748 transitions. [2024-12-05 21:46:02,831 INFO L276 IsEmpty]: Start isEmpty. Operand 20243 states and 30748 transitions. [2024-12-05 21:46:03,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10099 [2024-12-05 21:46:03,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:03,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:17,621 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:46:18,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:18,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30765 states to 20255 states and 30765 transitions. [2024-12-05 21:46:18,608 INFO L276 IsEmpty]: Start isEmpty. Operand 20255 states and 30765 transitions. [2024-12-05 21:46:19,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10101 [2024-12-05 21:46:19,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:19,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:20,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:37,227 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:46:38,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:38,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30785 states to 20269 states and 30785 transitions. [2024-12-05 21:46:38,243 INFO L276 IsEmpty]: Start isEmpty. Operand 20269 states and 30785 transitions. [2024-12-05 21:46:38,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10103 [2024-12-05 21:46:38,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:38,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:52,845 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:46:53,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:53,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30808 states to 20285 states and 30808 transitions. [2024-12-05 21:46:53,921 INFO L276 IsEmpty]: Start isEmpty. Operand 20285 states and 30808 transitions.