./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/pnr3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f4b0c5-067e-42d8-b790-b132ff2f79c5/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f4b0c5-067e-42d8-b790-b132ff2f79c5/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f4b0c5-067e-42d8-b790-b132ff2f79c5/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f4b0c5-067e-42d8-b790-b132ff2f79c5/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/pnr3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f4b0c5-067e-42d8-b790-b132ff2f79c5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f4b0c5-067e-42d8-b790-b132ff2f79c5/bin/ukojak-verify-EEHR8qb7sm --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 e32269e91be552d606173d0b8eafd4ffa81c0e735dd375e4417d1ccfc27eaf5e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:37:57,287 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:37:57,388 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f4b0c5-067e-42d8-b790-b132ff2f79c5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:37:57,397 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:37:57,398 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:37:57,441 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:37:57,442 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:37:57,442 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:37:57,443 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:37:57,443 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:37:57,443 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:37:57,443 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:37:57,443 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:37:57,443 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:37:57,444 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:37:57,444 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:37:57,444 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:37:57,444 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:37:57,444 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:37:57,444 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:37:57,444 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:37:57,444 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:37:57,444 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:37:57,444 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:37:57,445 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:37:57,445 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:37:57,447 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:37:57,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:37:57,448 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:37:57,448 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:37:57,448 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:37:57,448 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:37:57,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:37:57,449 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_70f4b0c5-067e-42d8-b790-b132ff2f79c5/bin/ukojak-verify-EEHR8qb7sm 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 -> e32269e91be552d606173d0b8eafd4ffa81c0e735dd375e4417d1ccfc27eaf5e [2024-11-13 16:37:57,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:37:57,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:37:57,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:37:57,843 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:37:57,844 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:37:57,845 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f4b0c5-067e-42d8-b790-b132ff2f79c5/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-tiling/pnr3.c Unable to find full path for "g++" [2024-11-13 16:38:00,054 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:38:00,346 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:38:00,347 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f4b0c5-067e-42d8-b790-b132ff2f79c5/sv-benchmarks/c/array-tiling/pnr3.c [2024-11-13 16:38:00,356 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f4b0c5-067e-42d8-b790-b132ff2f79c5/bin/ukojak-verify-EEHR8qb7sm/data/6e4145bd8/24866993e9f042bebc8c8af9acd9af88/FLAG0e0f0bd34 [2024-11-13 16:38:00,377 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f4b0c5-067e-42d8-b790-b132ff2f79c5/bin/ukojak-verify-EEHR8qb7sm/data/6e4145bd8/24866993e9f042bebc8c8af9acd9af88 [2024-11-13 16:38:00,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:38:00,382 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:38:00,384 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:38:00,384 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:38:00,390 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:38:00,391 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:38:00" (1/1) ... [2024-11-13 16:38:00,392 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e1cbd11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:38:00, skipping insertion in model container [2024-11-13 16:38:00,392 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:38:00" (1/1) ... [2024-11-13 16:38:00,412 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:38:00,600 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_70f4b0c5-067e-42d8-b790-b132ff2f79c5/sv-benchmarks/c/array-tiling/pnr3.c[395,408] [2024-11-13 16:38:00,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:38:00,644 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:38:00,659 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_70f4b0c5-067e-42d8-b790-b132ff2f79c5/sv-benchmarks/c/array-tiling/pnr3.c[395,408] [2024-11-13 16:38:00,671 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:38:00,690 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:38:00,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:38:00 WrapperNode [2024-11-13 16:38:00,691 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:38:00,693 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:38:00,693 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:38:00,693 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:38:00,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:38:00" (1/1) ... [2024-11-13 16:38:00,711 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:38:00" (1/1) ... [2024-11-13 16:38:00,747 INFO L138 Inliner]: procedures = 17, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 83 [2024-11-13 16:38:00,750 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:38:00,751 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:38:00,751 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:38:00,751 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:38:00,761 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:38:00" (1/1) ... [2024-11-13 16:38:00,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:38:00" (1/1) ... [2024-11-13 16:38:00,765 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:38:00" (1/1) ... [2024-11-13 16:38:00,767 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:38:00" (1/1) ... [2024-11-13 16:38:00,777 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:38:00" (1/1) ... [2024-11-13 16:38:00,789 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:38:00" (1/1) ... [2024-11-13 16:38:00,794 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:38:00" (1/1) ... [2024-11-13 16:38:00,795 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:38:00" (1/1) ... [2024-11-13 16:38:00,797 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:38:00,802 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:38:00,802 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:38:00,802 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:38:00,803 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:38:00" (1/1) ... [2024-11-13 16:38:00,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:38:00,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f4b0c5-067e-42d8-b790-b132ff2f79c5/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:38:00,862 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f4b0c5-067e-42d8-b790-b132ff2f79c5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:38:00,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70f4b0c5-067e-42d8-b790-b132ff2f79c5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:38:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:38:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:38:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 16:38:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 16:38:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure ReadFromPort [2024-11-13 16:38:00,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadFromPort [2024-11-13 16:38:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:38:00,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:38:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 16:38:00,988 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:38:00,991 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:38:01,301 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-13 16:38:01,305 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:38:01,436 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:38:01,436 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 16:38:01,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:38:01 BoogieIcfgContainer [2024-11-13 16:38:01,437 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:38:01,438 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:38:01,438 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:38:01,454 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:38:01,454 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:38:01" (1/1) ... [2024-11-13 16:38:01,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:38:01,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:01,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-13 16:38:01,549 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-13 16:38:01,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:38:01,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:01,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:02,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:38:02,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:02,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 16:38:02,375 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 16:38:02,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 16:38:02,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:02,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:04,184 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 16:38:05,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:05,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2024-11-13 16:38:05,284 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2024-11-13 16:38:05,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:38:05,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:05,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:06,421 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 16:38:08,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:08,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 41 states and 71 transitions. [2024-11-13 16:38:08,570 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 71 transitions. [2024-11-13 16:38:08,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 16:38:08,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:08,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:09,426 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 16:38:12,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:12,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 51 states and 92 transitions. [2024-11-13 16:38:12,557 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 92 transitions. [2024-11-13 16:38:12,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 16:38:12,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:12,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:12,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:13,464 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 16:38:20,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:20,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 68 states and 129 transitions. [2024-11-13 16:38:20,324 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 129 transitions. [2024-11-13 16:38:20,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 16:38:20,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:20,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:20,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:20,619 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 16:38:21,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:21,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 69 states and 132 transitions. [2024-11-13 16:38:21,201 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 132 transitions. [2024-11-13 16:38:21,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 16:38:21,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:21,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:21,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:27,945 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 16:38:30,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:30,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 76 states and 152 transitions. [2024-11-13 16:38:30,340 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 152 transitions. [2024-11-13 16:38:30,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 16:38:30,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:30,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:30,794 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 16:38:33,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:33,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 77 states and 154 transitions. [2024-11-13 16:38:33,005 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 154 transitions. [2024-11-13 16:38:33,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:38:33,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:33,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:33,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:36,115 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 16:38:37,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:37,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 83 states and 164 transitions. [2024-11-13 16:38:37,505 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 164 transitions. [2024-11-13 16:38:37,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 16:38:37,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:37,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:37,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:39,734 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 16:38:42,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:42,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 94 states and 181 transitions. [2024-11-13 16:38:42,219 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 181 transitions. [2024-11-13 16:38:42,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 16:38:42,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:42,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:42,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:43,966 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 16:38:50,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:50,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 108 states and 214 transitions. [2024-11-13 16:38:50,598 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 214 transitions. [2024-11-13 16:38:50,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 16:38:50,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:50,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:51,663 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 16:38:53,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:53,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2024-11-13 16:38:53,740 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2024-11-13 16:38:53,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 16:38:53,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:53,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:54,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat