./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound10.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_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/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_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/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_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/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 b4ff78c7a05ff12ed3c4b9587e1e659860187fd62fb9ac015e2b63b391c38f88 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:42:12,294 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:42:12,357 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:42:12,366 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:42:12,366 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:42:12,407 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:42:12,408 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:42:12,410 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:42:12,410 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:42:12,411 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:42:12,411 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:42:12,411 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:42:12,411 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:42:12,411 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:42:12,411 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:42:12,411 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:42:12,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:42:12,412 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:42:12,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:42:12,412 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:42:12,412 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:42:12,412 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:42:12,412 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:42:12,412 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:42:12,412 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:42:12,412 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:42:12,413 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:42:12,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:42:12,413 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:42:12,413 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:42:12,413 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:42:12,413 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:42:12,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:42:12,415 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_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/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 -> b4ff78c7a05ff12ed3c4b9587e1e659860187fd62fb9ac015e2b63b391c38f88 [2024-11-13 22:42:12,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:42:12,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:42:12,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:42:12,760 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:42:12,761 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:42:12,762 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound10.c Unable to find full path for "g++" [2024-11-13 22:42:14,579 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:42:14,887 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:42:14,888 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound10.c [2024-11-13 22:42:14,906 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/bin/ukojak-verify-EEHR8qb7sm/data/381346d58/55f5c8c2ab7748319372b976dfaf64c4/FLAG7bc6ceea7 [2024-11-13 22:42:14,963 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/bin/ukojak-verify-EEHR8qb7sm/data/381346d58/55f5c8c2ab7748319372b976dfaf64c4 [2024-11-13 22:42:14,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:42:14,971 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:42:14,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:42:14,976 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:42:14,985 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:42:14,986 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:42:14" (1/1) ... [2024-11-13 22:42:14,987 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f594fa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:14, skipping insertion in model container [2024-11-13 22:42:14,987 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:42:14" (1/1) ... [2024-11-13 22:42:15,004 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:42:15,153 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_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound10.c[1175,1188] [2024-11-13 22:42:15,173 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:42:15,182 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:42:15,195 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_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound10.c[1175,1188] [2024-11-13 22:42:15,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:42:15,228 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:42:15,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:15 WrapperNode [2024-11-13 22:42:15,229 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:42:15,230 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:42:15,230 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:42:15,230 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:42:15,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:15" (1/1) ... [2024-11-13 22:42:15,246 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:15" (1/1) ... [2024-11-13 22:42:15,266 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2024-11-13 22:42:15,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:42:15,267 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:42:15,267 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:42:15,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:42:15,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:15" (1/1) ... [2024-11-13 22:42:15,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:15" (1/1) ... [2024-11-13 22:42:15,278 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:15" (1/1) ... [2024-11-13 22:42:15,279 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:15" (1/1) ... [2024-11-13 22:42:15,282 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:15" (1/1) ... [2024-11-13 22:42:15,289 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:15" (1/1) ... [2024-11-13 22:42:15,290 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:15" (1/1) ... [2024-11-13 22:42:15,291 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:15" (1/1) ... [2024-11-13 22:42:15,294 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:42:15,295 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:42:15,298 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:42:15,299 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:42:15,300 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:15" (1/1) ... [2024-11-13 22:42:15,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:42:15,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:42:15,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:42:15,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96b230f4-6ade-4e53-9f6b-2b5a421abf7f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:42:15,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:42:15,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:42:15,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:42:15,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:42:15,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:42:15,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:42:15,453 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:42:15,455 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:42:15,625 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 22:42:15,626 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:42:15,720 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:42:15,721 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:42:15,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:42:15 BoogieIcfgContainer [2024-11-13 22:42:15,723 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:42:15,723 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:42:15,723 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:42:15,733 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:42:15,733 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:42:15" (1/1) ... [2024-11-13 22:42:15,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:42:15,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:15,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-13 22:42:15,807 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-13 22:42:15,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:42:15,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:15,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:15,957 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 22:42:15,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:15,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-13 22:42:15,992 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-13 22:42:15,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:42:15,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:15,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:16,131 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 22:42:16,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:16,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2024-11-13 22:42:16,214 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-11-13 22:42:16,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:42:16,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:16,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:16,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:16,273 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:42:16,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:16,441 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 22:42:16,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:16,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-11-13 22:42:16,777 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-13 22:42:16,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:42:16,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:16,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:16,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:16,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:42:17,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:17,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 39 transitions. [2024-11-13 22:42:17,468 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 39 transitions. [2024-11-13 22:42:17,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:42:17,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:17,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:17,622 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:42:18,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:18,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 50 transitions. [2024-11-13 22:42:18,263 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 50 transitions. [2024-11-13 22:42:18,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:42:18,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:18,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:18,379 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:42:18,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:19,694 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:42:21,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:21,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 35 states and 68 transitions. [2024-11-13 22:42:21,451 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 68 transitions. [2024-11-13 22:42:21,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:42:21,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:21,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:21,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:21,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 22:42:21,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:22,322 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:42:23,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:23,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2024-11-13 22:42:23,187 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2024-11-13 22:42:23,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:42:23,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:23,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:23,259 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:42:23,260 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:23,911 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:42:25,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:25,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 39 states and 78 transitions. [2024-11-13 22:42:25,064 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 78 transitions. [2024-11-13 22:42:25,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:42:25,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:25,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:25,368 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:42:27,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:27,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 43 states and 96 transitions. [2024-11-13 22:42:27,145 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 96 transitions. [2024-11-13 22:42:27,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:42:27,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:27,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:27,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:27,302 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:42:28,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:28,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 44 states and 99 transitions. [2024-11-13 22:42:28,429 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 99 transitions. [2024-11-13 22:42:28,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:42:28,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:28,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:28,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:28,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 22:42:28,508 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:32,503 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:42:36,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:36,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 48 states and 114 transitions. [2024-11-13 22:42:36,502 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 114 transitions. [2024-11-13 22:42:36,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:42:36,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:36,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:36,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:36,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:36,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 22:42:36,569 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:39,073 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:42:41,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:41,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 50 states and 117 transitions. [2024-11-13 22:42:41,348 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 117 transitions. [2024-11-13 22:42:41,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:42:41,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:41,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:41,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 22:42:41,420 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:46,112 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:42:46,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:46,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 51 states and 118 transitions. [2024-11-13 22:42:46,827 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 118 transitions. [2024-11-13 22:42:46,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:42:46,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:46,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:46,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:46,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:46,887 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 22:42:46,890 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:50,865 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:42:53,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:53,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 54 states and 122 transitions. [2024-11-13 22:42:53,328 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 122 transitions. [2024-11-13 22:42:53,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:42:53,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:53,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:53,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:53,404 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 22:42:53,407 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:55,135 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:43:04,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:04,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 58 states and 146 transitions. [2024-11-13 22:43:04,664 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 146 transitions. [2024-11-13 22:43:04,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:43:04,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:04,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:43:04,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:04,797 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 22:43:04,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:43:33,403 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:44:03,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:44:03,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 61 states and 151 transitions. [2024-11-13 22:44:03,214 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 151 transitions. [2024-11-13 22:44:03,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:44:03,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:44:03,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:44:03,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:44:03,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:44:03,344 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 22:44:03,347 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:44:15,160 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:44:22,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:44:22,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 62 states and 152 transitions. [2024-11-13 22:44:22,904 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 152 transitions. [2024-11-13 22:44:22,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:44:22,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:44:22,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:44:22,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:44:23,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:44:23,042 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 22:44:23,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:44:41,363 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:45:08,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:08,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 65 states and 159 transitions. [2024-11-13 22:45:08,759 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 159 transitions. [2024-11-13 22:45:08,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:45:08,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:08,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:45:08,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:09,493 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:45:14,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:14,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 69 states and 183 transitions. [2024-11-13 22:45:14,172 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 183 transitions. [2024-11-13 22:45:14,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:45:14,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:14,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:45:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:45:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:14,292 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 22:45:14,295 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:45:18,110 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 26 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:45:23,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:23,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 72 states and 195 transitions. [2024-11-13 22:45:23,904 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 195 transitions. [2024-11-13 22:45:23,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:45:23,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:23,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:45:23,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:45:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:24,010 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 22:45:24,012 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:45:36,514 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:45:43,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:43,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 73 states and 196 transitions. [2024-11-13 22:45:43,312 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 196 transitions. [2024-11-13 22:45:43,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:45:43,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:43,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:45:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:43,407 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:45:44,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:44,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 73 states and 195 transitions. [2024-11-13 22:45:44,662 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 195 transitions. [2024-11-13 22:45:44,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:45:44,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:44,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:45:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:44,766 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:45:46,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:46,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 73 states and 194 transitions. [2024-11-13 22:45:46,101 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 194 transitions. [2024-11-13 22:45:46,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:45:46,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:46,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:45:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:45:46,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:46,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-13 22:45:46,328 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:25,272 WARN L286 SmtUtils]: Spent 9.05s on a formula simplification. DAG size of input: 11 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 22:46:26,288 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 14 proven. 39 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 22:46:31,942 WARN L286 SmtUtils]: Spent 5.27s on a formula simplification. DAG size of input: 120 DAG size of output: 112 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:47:32,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:47:58,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.48s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:48:01,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:48:05,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:48:08,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:48:16,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.55s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:48:16,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:16,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 79 states and 215 transitions. [2024-11-13 22:48:16,264 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 215 transitions. [2024-11-13 22:48:16,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:48:16,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:16,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:48:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:16,456 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-13 22:48:16,459 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:49:02,871 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 14 proven. 39 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 22:49:14,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:14,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 80 states and 223 transitions. [2024-11-13 22:49:14,510 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 223 transitions. [2024-11-13 22:49:14,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:49:14,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:14,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:49:14,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:49:14,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:14,802 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-11-13 22:49:14,804 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:49:52,356 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 22:50:47,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:51:30,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:30,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 85 states and 230 transitions. [2024-11-13 22:51:30,578 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 230 transitions. [2024-11-13 22:51:30,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:51:30,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:30,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:30,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:51:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:30,698 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 22:51:30,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:51:37,090 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 18 proven. 38 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:52:24,144 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 246 DAG size of output: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:52:38,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:38,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 89 states and 246 transitions. [2024-11-13 22:52:38,820 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 246 transitions. [2024-11-13 22:52:38,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:52:38,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:38,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:52:38,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:52:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:39,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 22:52:39,031 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:52:40,661 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 22:52:44,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:44,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 90 states and 250 transitions. [2024-11-13 22:52:44,434 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 250 transitions. [2024-11-13 22:52:44,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:52:44,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:44,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:52:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:52:44,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:44,633 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-13 22:52:44,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:53:30,628 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 14 proven. 39 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 22:54:08,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:54:30,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:54:30,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 93 states and 256 transitions. [2024-11-13 22:54:30,788 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 256 transitions. [2024-11-13 22:54:30,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:54:30,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:54:30,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:54:30,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:31,763 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 22:55:16,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:16,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 97 states and 288 transitions. [2024-11-13 22:55:16,230 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 288 transitions. [2024-11-13 22:55:16,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:55:16,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:16,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:55:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:55:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:16,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-13 22:55:16,436 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:55:18,002 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 14 proven. 39 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 22:55:40,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:40,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 100 states and 304 transitions. [2024-11-13 22:55:40,744 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 304 transitions. [2024-11-13 22:55:40,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:55:40,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:40,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:55:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:40,849 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 22:55:54,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:54,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 100 states and 303 transitions. [2024-11-13 22:55:54,493 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 303 transitions. [2024-11-13 22:55:54,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:55:54,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:54,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:55:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:55:54,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:55:54,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 22:55:54,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:56:47,904 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 18 proven. 38 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:57:15,348 WARN L286 SmtUtils]: Spent 6.65s on a formula simplification. DAG size of input: 221 DAG size of output: 48 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)