./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a95a21aef2f50b6142b75e9167422e223cf73e944019da3877f24b8f537b25b5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:25:14,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:25:14,291 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:25:14,296 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:25:14,296 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:25:14,315 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:25:14,315 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:25:14,316 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:25:14,316 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:25:14,316 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:25:14,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:25:14,316 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:25:14,316 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:25:14,316 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:25:14,316 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:25:14,317 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:25:14,317 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:25:14,317 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:25:14,317 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:25:14,317 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:25:14,317 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:25:14,317 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:25:14,317 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:25:14,317 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:25:14,317 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:25:14,317 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:25:14,318 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:25:14,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:25:14,318 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:25:14,318 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:25:14,318 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:25:14,318 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:25:14,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:25:14,318 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_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a95a21aef2f50b6142b75e9167422e223cf73e944019da3877f24b8f537b25b5 [2024-12-06 04:25:14,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:25:14,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:25:14,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:25:14,545 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:25:14,545 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:25:14,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound20.c [2024-12-06 04:25:17,113 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/data/9c14ce57d/2c12a1e6e6e0445e8dead3b1d24e1227/FLAG40208189f [2024-12-06 04:25:17,304 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:25:17,305 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound20.c [2024-12-06 04:25:17,310 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/data/9c14ce57d/2c12a1e6e6e0445e8dead3b1d24e1227/FLAG40208189f [2024-12-06 04:25:17,722 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/data/9c14ce57d/2c12a1e6e6e0445e8dead3b1d24e1227 [2024-12-06 04:25:17,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:25:17,727 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:25:17,730 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:25:17,730 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:25:17,734 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:25:17,734 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:25:17" (1/1) ... [2024-12-06 04:25:17,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e935687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:17, skipping insertion in model container [2024-12-06 04:25:17,735 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:25:17" (1/1) ... [2024-12-06 04:25:17,745 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:25:17,843 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_fd8a307f-c1d9-4463-8e65-fe92fee90edd/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound20.c[537,550] [2024-12-06 04:25:17,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:25:17,860 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:25:17,868 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_fd8a307f-c1d9-4463-8e65-fe92fee90edd/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound20.c[537,550] [2024-12-06 04:25:17,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:25:17,883 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:25:17,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:17 WrapperNode [2024-12-06 04:25:17,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:25:17,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:25:17,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:25:17,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:25:17,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:17" (1/1) ... [2024-12-06 04:25:17,893 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:17" (1/1) ... [2024-12-06 04:25:17,903 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2024-12-06 04:25:17,903 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:25:17,904 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:25:17,904 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:25:17,904 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:25:17,908 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:17" (1/1) ... [2024-12-06 04:25:17,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:17" (1/1) ... [2024-12-06 04:25:17,909 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:17" (1/1) ... [2024-12-06 04:25:17,909 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:17" (1/1) ... [2024-12-06 04:25:17,911 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:17" (1/1) ... [2024-12-06 04:25:17,912 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:17" (1/1) ... [2024-12-06 04:25:17,914 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:17" (1/1) ... [2024-12-06 04:25:17,915 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:17" (1/1) ... [2024-12-06 04:25:17,916 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:17" (1/1) ... [2024-12-06 04:25:17,917 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:25:17,918 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:25:17,918 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:25:17,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:25:17,918 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:25:17" (1/1) ... [2024-12-06 04:25:17,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:25:17,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:25:17,941 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:25:17,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:25:17,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:25:17,961 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:25:17,961 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:25:17,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:25:17,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:25:17,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:25:17,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:25:17,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:25:18,003 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:25:18,004 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:25:18,105 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 04:25:18,105 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:25:18,145 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:25:18,145 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:25:18,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:25:18 BoogieIcfgContainer [2024-12-06 04:25:18,146 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:25:18,146 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:25:18,147 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:25:18,156 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:25:18,156 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:25:18" (1/1) ... [2024-12-06 04:25:18,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:25:18,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:18,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-12-06 04:25:18,211 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-12-06 04:25:18,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:25:18,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:18,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:18,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:25:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:18,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:25:18,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:25:18,448 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 04:25:18,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:18,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-06 04:25:18,536 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-06 04:25:18,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:25:18,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:18,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:18,739 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:25:18,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:18,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-12-06 04:25:18,929 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-12-06 04:25:18,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:25:18,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:18,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:18,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:19,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:25:19,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:19,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-12-06 04:25:19,038 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-12-06 04:25:19,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:25:19,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:19,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:19,106 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:25:19,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:19,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-12-06 04:25:19,117 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-12-06 04:25:19,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:25:19,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:19,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:19,178 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:25:19,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:19,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-12-06 04:25:19,188 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-12-06 04:25:19,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:25:19,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:19,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:19,245 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:25:19,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:19,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-12-06 04:25:19,255 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-12-06 04:25:19,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:25:19,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:19,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:19,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:19,306 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:25:19,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:19,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-12-06 04:25:19,315 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-12-06 04:25:19,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:25:19,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:19,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:19,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:25:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:19,367 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 04:25:19,370 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:25:19,921 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:25:20,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:20,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 29 states and 48 transitions. [2024-12-06 04:25:20,957 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 48 transitions. [2024-12-06 04:25:20,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 04:25:20,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:20,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:25:21,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:21,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-06 04:25:21,030 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:25:22,178 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 04:25:23,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:23,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 31 states and 55 transitions. [2024-12-06 04:25:23,989 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 55 transitions. [2024-12-06 04:25:23,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 04:25:23,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:23,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:25:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:24,030 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:25:24,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:25:24,533 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 04:25:27,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:27,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 59 transitions. [2024-12-06 04:25:27,410 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 59 transitions. [2024-12-06 04:25:27,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 04:25:27,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:27,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:25:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:27,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-12-06 04:25:27,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:25:28,079 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 04:25:28,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:28,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 34 states and 60 transitions. [2024-12-06 04:25:28,504 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 60 transitions. [2024-12-06 04:25:28,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 04:25:28,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:28,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:28,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:25:28,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:28,575 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-12-06 04:25:28,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:25:35,076 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-06 04:25:51,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 04:25:53,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:25:53,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:53,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 67 transitions. [2024-12-06 04:25:53,231 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 67 transitions. [2024-12-06 04:25:53,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 04:25:53,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:53,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:25:53,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:25:53,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:53,329 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-12-06 04:25:53,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:25:58,001 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-06 04:26:00,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:26:00,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 68 transitions. [2024-12-06 04:26:00,025 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 68 transitions. [2024-12-06 04:26:00,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 04:26:00,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:26:00,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:26:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:26:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:26:00,193 WARN L254 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-12-06 04:26:00,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:26:06,163 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:26:23,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:26:23,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 43 states and 84 transitions. [2024-12-06 04:26:23,752 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 84 transitions. [2024-12-06 04:26:23,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 04:26:23,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:26:23,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:26:23,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:26:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:26:23,924 WARN L254 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-12-06 04:26:23,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:26:29,473 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 04:26:31,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:26:31,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 44 states and 85 transitions. [2024-12-06 04:26:31,426 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 85 transitions. [2024-12-06 04:26:31,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 04:26:31,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:26:31,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:26:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:26:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:26:31,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-12-06 04:26:31,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:26:38,657 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 26 proven. 27 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:26:53,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:26:53,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 46 states and 89 transitions. [2024-12-06 04:26:53,489 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 89 transitions. [2024-12-06 04:26:53,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 04:26:53,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:26:53,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:26:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:26:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:26:53,606 WARN L254 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 68 conjuncts are in the unsatisfiable core [2024-12-06 04:26:53,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:26:59,897 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 18 proven. 31 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-06 04:27:03,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:27:03,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 47 states and 90 transitions. [2024-12-06 04:27:03,596 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 90 transitions. [2024-12-06 04:27:03,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 04:27:03,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:27:03,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:27:03,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:06,364 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 40 proven. 10 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-12-06 04:27:08,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:27:08,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 31 states and 42 transitions. [2024-12-06 04:27:08,479 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2024-12-06 04:27:08,479 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 04:27:08,480 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2024-12-06 04:27:08,485 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 04:27:10,418 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 04:27:10,418 INFO L77 FloydHoareUtils]: At program point L27(line 27) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~a~0#1| 20) (<= 0 |ULTIMATE.start_main_~a~0#1|)) [2024-12-06 04:27:10,418 INFO L77 FloydHoareUtils]: At program point L27-1(line 27) the Hoare annotation is: true [2024-12-06 04:27:10,418 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: true [2024-12-06 04:27:10,418 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~a~0#1| 20) (<= 0 |ULTIMATE.start_main_~a~0#1|)) [2024-12-06 04:27:10,418 INFO L77 FloydHoareUtils]: At program point L46(line 46) the Hoare annotation is: true [2024-12-06 04:27:10,418 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 04:27:10,418 INFO L77 FloydHoareUtils]: At program point L34-2(lines 34 45) the Hoare annotation is: true [2024-12-06 04:27:10,418 INFO L77 FloydHoareUtils]: At program point L34-3(lines 34 45) the Hoare annotation is: true [2024-12-06 04:27:10,419 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: (<= 1 |ULTIMATE.start_main_~b~0#1|) [2024-12-06 04:27:10,419 INFO L77 FloydHoareUtils]: At program point L35(lines 34 45) the Hoare annotation is: true [2024-12-06 04:27:10,419 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 9 11) the Hoare annotation is: true [2024-12-06 04:27:10,419 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 9 11) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-12-06 04:27:10,419 INFO L77 FloydHoareUtils]: At program point L14(lines 14 15) the Hoare annotation is: true [2024-12-06 04:27:10,419 INFO L77 FloydHoareUtils]: At program point L13(lines 13 16) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (<= 1 __VERIFIER_assert_~cond))) [2024-12-06 04:27:10,419 INFO L77 FloydHoareUtils]: At program point L13-2(lines 12 18) the Hoare annotation is: true [2024-12-06 04:27:10,419 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 12 18) the Hoare annotation is: true [2024-12-06 04:27:10,419 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 12 18) the Hoare annotation is: true [2024-12-06 04:27:10,419 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 15) the Hoare annotation is: true [2024-12-06 04:27:10,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:27:10 ImpRootNode [2024-12-06 04:27:10,430 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:27:10,431 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:27:10,431 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:27:10,431 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:27:10,431 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:25:18" (3/4) ... [2024-12-06 04:27:10,433 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 04:27:10,435 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-06 04:27:10,435 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-06 04:27:10,437 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-12-06 04:27:10,437 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-06 04:27:10,437 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 04:27:10,437 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 04:27:10,486 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 04:27:10,486 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 04:27:10,486 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:27:10,486 INFO L158 Benchmark]: Toolchain (without parser) took 112759.29ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 116.3MB in the beginning and 308.2MB in the end (delta: -191.9MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2024-12-06 04:27:10,487 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 84.0MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:27:10,487 INFO L158 Benchmark]: CACSL2BoogieTranslator took 154.76ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 105.0MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:27:10,487 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.63ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:27:10,488 INFO L158 Benchmark]: Boogie Preprocessor took 13.31ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 103.3MB in the end (delta: 662.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:27:10,488 INFO L158 Benchmark]: RCFGBuilder took 228.31ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 90.6MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:27:10,488 INFO L158 Benchmark]: CodeCheck took 112283.81ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 90.4MB in the beginning and 312.5MB in the end (delta: -222.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2024-12-06 04:27:10,488 INFO L158 Benchmark]: Witness Printer took 55.05ms. Allocated memory is still 377.5MB. Free memory was 312.5MB in the beginning and 308.2MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:27:10,490 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 110.3s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 873 SdHoareTripleChecker+Valid, 46.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 120 mSDsluCounter, 468 SdHoareTripleChecker+Invalid, 44.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 78 mSDsCounter, 1248 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2696 IncrementalHoareTripleChecker+Invalid, 3944 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1248 mSolverCounterUnsat, 390 mSDtfsCounter, 2696 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4479 GetRequests, 4177 SyntacticMatches, 148 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13150 ImplicationChecksByTransitivity, 77.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 42.1s InterpolantComputationTime, 546 NumberOfCodeBlocks, 546 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 528 ConstructedInterpolants, 1 QuantifiedInterpolants, 11576 SizeOfPredicates, 12 NumberOfNonLiveVariables, 1099 ConjunctsInSsa, 457 ConjunctsInUnsatCore, 18 InterpolantComputations, 7 PerfectInterpolantSequences, 411/565 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 15]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 9]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 84.0MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 154.76ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 105.0MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.63ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 13.31ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 103.3MB in the end (delta: 662.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 228.31ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 90.6MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 112283.81ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 90.4MB in the beginning and 312.5MB in the end (delta: -222.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * Witness Printer took 55.05ms. Allocated memory is still 377.5MB. Free memory was 312.5MB in the beginning and 308.2MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 04:27:10,697 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-06 04:27:10,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd8a307f-c1d9-4463-8e65-fe92fee90edd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE