./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/pnr4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ed4298-1214-46b8-9b39-b4096d420e1b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ed4298-1214-46b8-9b39-b4096d420e1b/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ed4298-1214-46b8-9b39-b4096d420e1b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ed4298-1214-46b8-9b39-b4096d420e1b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/pnr4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ed4298-1214-46b8-9b39-b4096d420e1b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ed4298-1214-46b8-9b39-b4096d420e1b/bin/ukojak-verify-ImItNfHLgk --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 c2f943c7ce97bf9be3e11b9d2df150d740ebe8f456342884d8ad0d40610fb008 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:37:26,967 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:37:27,060 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ed4298-1214-46b8-9b39-b4096d420e1b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:37:27,067 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:37:27,068 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:37:27,102 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:37:27,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:37:27,103 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:37:27,106 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:37:27,108 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:37:27,109 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:37:27,109 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:37:27,109 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:37:27,110 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:37:27,110 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:37:27,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:37:27,128 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:37:27,128 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:37:27,128 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:37:27,129 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:37:27,129 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:37:27,132 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:37:27,132 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:37:27,133 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:37:27,133 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:37:27,133 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:37:27,134 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:37:27,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:37:27,134 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:37:27,135 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:37:27,135 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:37:27,135 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:37:27,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:37:27,137 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ed4298-1214-46b8-9b39-b4096d420e1b/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ed4298-1214-46b8-9b39-b4096d420e1b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2f943c7ce97bf9be3e11b9d2df150d740ebe8f456342884d8ad0d40610fb008 [2024-11-08 22:37:27,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:37:27,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:37:27,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:37:27,530 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:37:27,531 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:37:27,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ed4298-1214-46b8-9b39-b4096d420e1b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/array-tiling/pnr4.c Unable to find full path for "g++" [2024-11-08 22:37:29,521 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:37:29,733 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:37:29,734 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ed4298-1214-46b8-9b39-b4096d420e1b/sv-benchmarks/c/array-tiling/pnr4.c [2024-11-08 22:37:29,745 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ed4298-1214-46b8-9b39-b4096d420e1b/bin/ukojak-verify-ImItNfHLgk/data/32bd4bd2a/f0af40e69b5a43f884ca99659a2d18b6/FLAG920aa1bec [2024-11-08 22:37:30,111 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ed4298-1214-46b8-9b39-b4096d420e1b/bin/ukojak-verify-ImItNfHLgk/data/32bd4bd2a/f0af40e69b5a43f884ca99659a2d18b6 [2024-11-08 22:37:30,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:37:30,122 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:37:30,127 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:37:30,128 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:37:30,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:37:30,144 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:37:30" (1/1) ... [2024-11-08 22:37:30,145 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13502442 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:30, skipping insertion in model container [2024-11-08 22:37:30,150 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:37:30" (1/1) ... [2024-11-08 22:37:30,198 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:37:30,494 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_14ed4298-1214-46b8-9b39-b4096d420e1b/sv-benchmarks/c/array-tiling/pnr4.c[395,408] [2024-11-08 22:37:30,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:37:30,543 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:37:30,554 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_14ed4298-1214-46b8-9b39-b4096d420e1b/sv-benchmarks/c/array-tiling/pnr4.c[395,408] [2024-11-08 22:37:30,565 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:37:30,589 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:37:30,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:30 WrapperNode [2024-11-08 22:37:30,590 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:37:30,591 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:37:30,591 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:37:30,591 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:37:30,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:30" (1/1) ... [2024-11-08 22:37:30,605 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:30" (1/1) ... [2024-11-08 22:37:30,628 INFO L138 Inliner]: procedures = 17, calls = 30, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 90 [2024-11-08 22:37:30,628 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:37:30,629 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:37:30,629 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:37:30,629 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:37:30,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:30" (1/1) ... [2024-11-08 22:37:30,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:30" (1/1) ... [2024-11-08 22:37:30,647 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:30" (1/1) ... [2024-11-08 22:37:30,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:30" (1/1) ... [2024-11-08 22:37:30,654 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:30" (1/1) ... [2024-11-08 22:37:30,657 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:30" (1/1) ... [2024-11-08 22:37:30,659 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:30" (1/1) ... [2024-11-08 22:37:30,660 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:30" (1/1) ... [2024-11-08 22:37:30,663 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:37:30,664 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:37:30,664 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:37:30,664 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:37:30,665 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:37:30" (1/1) ... [2024-11-08 22:37:30,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:37:30,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ed4298-1214-46b8-9b39-b4096d420e1b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:37:30,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ed4298-1214-46b8-9b39-b4096d420e1b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:37:30,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ed4298-1214-46b8-9b39-b4096d420e1b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:37:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:37:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:37:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:37:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 22:37:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure ReadFromPort [2024-11-08 22:37:30,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadFromPort [2024-11-08 22:37:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:37:30,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:37:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:37:30,814 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:37:30,816 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:37:31,070 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 22:37:31,070 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:37:31,137 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:37:31,137 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:37:31,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:37:31 BoogieIcfgContainer [2024-11-08 22:37:31,138 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:37:31,139 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:37:31,139 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:37:31,149 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:37:31,149 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:37:31" (1/1) ... [2024-11-08 22:37:31,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:37:31,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:31,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2024-11-08 22:37:31,218 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2024-11-08 22:37:31,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:37:31,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:31,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:31,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:31,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:31,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2024-11-08 22:37:31,995 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-08 22:37:31,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:37:31,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:31,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:32,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:32,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:37:32,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:32,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2024-11-08 22:37:32,309 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2024-11-08 22:37:32,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:37:32,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:32,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:34,183 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:37:34,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:34,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 65 transitions. [2024-11-08 22:37:34,927 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 65 transitions. [2024-11-08 22:37:34,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:37:34,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:34,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:35,175 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:37:35,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:35,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 43 states and 63 transitions. [2024-11-08 22:37:35,672 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2024-11-08 22:37:35,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:37:35,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:35,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:35,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:36,874 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:37:39,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:39,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 61 states and 96 transitions. [2024-11-08 22:37:39,944 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 96 transitions. [2024-11-08 22:37:39,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:37:39,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:39,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:41,257 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:37:45,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:45,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 78 states and 127 transitions. [2024-11-08 22:37:45,601 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 127 transitions. [2024-11-08 22:37:45,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:37:45,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:45,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:45,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:46,509 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:37:50,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:50,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 90 states and 148 transitions. [2024-11-08 22:37:50,251 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 148 transitions. [2024-11-08 22:37:50,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:37:50,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:50,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:50,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:50,757 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:37:51,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:51,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 92 states and 152 transitions. [2024-11-08 22:37:51,272 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 152 transitions. [2024-11-08 22:37:51,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 22:37:51,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:51,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:51,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat