./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/cggmp2005.i --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_2c53daea-af42-4459-8b37-941ec585537b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c53daea-af42-4459-8b37-941ec585537b/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_2c53daea-af42-4459-8b37-941ec585537b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c53daea-af42-4459-8b37-941ec585537b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/cggmp2005.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c53daea-af42-4459-8b37-941ec585537b/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_2c53daea-af42-4459-8b37-941ec585537b/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 d9c82f96058e75055db08c6be05f7339c74a06f1004576b8854261e31deb5a7c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:54:35,779 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:54:35,852 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c53daea-af42-4459-8b37-941ec585537b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:54:35,858 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:54:35,858 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:54:35,884 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:54:35,885 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:54:35,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:54:35,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:54:35,886 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:54:35,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:54:35,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:54:35,887 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:54:35,887 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:54:35,887 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:54:35,887 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:54:35,887 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:54:35,888 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:54:35,888 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:54:35,888 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:54:35,888 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:54:35,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:54:35,888 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:54:35,889 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:54:35,889 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:54:35,889 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:54:35,889 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:54:35,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:54:35,890 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:54:35,890 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:54:35,890 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:54:35,890 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:54:35,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:54:35,890 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_2c53daea-af42-4459-8b37-941ec585537b/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 -> d9c82f96058e75055db08c6be05f7339c74a06f1004576b8854261e31deb5a7c [2024-11-13 21:54:36,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:54:36,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:54:36,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:54:36,296 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:54:36,297 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:54:36,299 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c53daea-af42-4459-8b37-941ec585537b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/loop-lit/cggmp2005.i Unable to find full path for "g++" [2024-11-13 21:54:38,565 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:54:38,826 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:54:38,827 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c53daea-af42-4459-8b37-941ec585537b/sv-benchmarks/c/loop-lit/cggmp2005.i [2024-11-13 21:54:38,836 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c53daea-af42-4459-8b37-941ec585537b/bin/ukojak-verify-EEHR8qb7sm/data/0a0b58c84/c8cb1dbdbf6b452db8d6822239d7c60b/FLAGd21daed6e [2024-11-13 21:54:38,861 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c53daea-af42-4459-8b37-941ec585537b/bin/ukojak-verify-EEHR8qb7sm/data/0a0b58c84/c8cb1dbdbf6b452db8d6822239d7c60b [2024-11-13 21:54:38,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:54:38,867 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:54:38,868 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:54:38,869 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:54:38,874 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:54:38,875 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:54:38" (1/1) ... [2024-11-13 21:54:38,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fefe624 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:38, skipping insertion in model container [2024-11-13 21:54:38,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:54:38" (1/1) ... [2024-11-13 21:54:38,894 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:54:39,125 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_2c53daea-af42-4459-8b37-941ec585537b/sv-benchmarks/c/loop-lit/cggmp2005.i[895,908] [2024-11-13 21:54:39,144 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:54:39,157 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:54:39,168 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_2c53daea-af42-4459-8b37-941ec585537b/sv-benchmarks/c/loop-lit/cggmp2005.i[895,908] [2024-11-13 21:54:39,171 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:54:39,190 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:54:39,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:39 WrapperNode [2024-11-13 21:54:39,191 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:54:39,192 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:54:39,192 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:54:39,192 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:54:39,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:39" (1/1) ... [2024-11-13 21:54:39,204 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:39" (1/1) ... [2024-11-13 21:54:39,218 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 26 [2024-11-13 21:54:39,219 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:54:39,220 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:54:39,220 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:54:39,220 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:54:39,227 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:39" (1/1) ... [2024-11-13 21:54:39,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:39" (1/1) ... [2024-11-13 21:54:39,228 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:39" (1/1) ... [2024-11-13 21:54:39,228 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:39" (1/1) ... [2024-11-13 21:54:39,230 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:39" (1/1) ... [2024-11-13 21:54:39,234 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:39" (1/1) ... [2024-11-13 21:54:39,235 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:39" (1/1) ... [2024-11-13 21:54:39,236 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:39" (1/1) ... [2024-11-13 21:54:39,237 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:54:39,238 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:54:39,238 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:54:39,239 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:54:39,240 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:39" (1/1) ... [2024-11-13 21:54:39,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:54:39,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c53daea-af42-4459-8b37-941ec585537b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:54:39,283 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c53daea-af42-4459-8b37-941ec585537b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:54:39,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c53daea-af42-4459-8b37-941ec585537b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:54:39,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:54:39,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:54:39,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:54:39,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:54:39,413 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:54:39,415 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:54:39,510 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 21:54:39,510 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:54:39,552 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:54:39,552 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:54:39,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:54:39 BoogieIcfgContainer [2024-11-13 21:54:39,553 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:54:39,554 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:54:39,554 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:54:39,565 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:54:39,565 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:54:39" (1/1) ... [2024-11-13 21:54:39,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:54:39,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:39,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:54:39,640 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:54:39,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:54:39,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:39,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:39,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:39,880 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 21:54:39,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:39,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 21:54:39,948 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 21:54:39,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:54:39,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:39,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:40,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:40,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:40,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 21:54:40,276 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 21:54:40,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:54:40,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:40,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:40,457 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:40,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:40,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2024-11-13 21:54:40,562 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2024-11-13 21:54:40,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:54:40,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:40,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:40,747 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:40,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:40,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2024-11-13 21:54:40,866 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2024-11-13 21:54:40,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:54:40,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:40,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:41,279 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:54:42,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:42,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 9 states and 8 transitions. [2024-11-13 21:54:42,306 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2024-11-13 21:54:42,306 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:54:42,307 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-11-13 21:54:42,315 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:54:42,442 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:54:42,442 INFO L75 FloydHoareUtils]: For program point L19(line 19) no Hoare annotation was computed. [2024-11-13 21:54:42,442 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:54:42,443 INFO L77 FloydHoareUtils]: At program point L28-2(lines 28 31) the Hoare annotation is: (or (and (<= |ULTIMATE.start_main_~j~0#1| 8) (<= 5 |ULTIMATE.start_main_~i~0#1|) (<= (+ 3 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~j~0#1|)) (and (= 6 |ULTIMATE.start_main_~j~0#1|) (< |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|)) (and (<= 7 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~j~0#1| 7)) (and (<= |ULTIMATE.start_main_~j~0#1| 10) (= |ULTIMATE.start_main_~i~0#1| 1) (<= 10 |ULTIMATE.start_main_~j~0#1|)) (and (<= (+ 6 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~j~0#1| 9) (<= 3 |ULTIMATE.start_main_~i~0#1|))) [2024-11-13 21:54:42,443 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2024-11-13 21:54:42,443 INFO L77 FloydHoareUtils]: At program point L18(lines 18 20) the Hoare annotation is: (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) [2024-11-13 21:54:42,443 INFO L77 FloydHoareUtils]: At program point L18-2(lines 17 22) the Hoare annotation is: true [2024-11-13 21:54:42,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:54:42 ImpRootNode [2024-11-13 21:54:42,463 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:54:42,463 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:54:42,464 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:54:42,464 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:54:42,464 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:54:39" (3/4) ... [2024-11-13 21:54:42,466 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:54:42,471 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-13 21:54:42,471 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 21:54:42,471 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:54:42,472 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:54:42,536 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c53daea-af42-4459-8b37-941ec585537b/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:54:42,537 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c53daea-af42-4459-8b37-941ec585537b/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:54:42,537 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:54:42,540 INFO L158 Benchmark]: Toolchain (without parser) took 3673.65ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 79.2MB in the end (delta: 12.6MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2024-11-13 21:54:42,541 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 40.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:54:42,541 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.92ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 81.0MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:54:42,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.95ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 79.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:54:42,542 INFO L158 Benchmark]: Boogie Preprocessor took 17.78ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 79.3MB in the end (delta: 412.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:54:42,542 INFO L158 Benchmark]: RCFGBuilder took 314.58ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 69.8MB in the end (delta: 9.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:54:42,542 INFO L158 Benchmark]: CodeCheck took 2909.30ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 83.6MB in the end (delta: -13.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:54:42,543 INFO L158 Benchmark]: Witness Printer took 75.75ms. Allocated memory is still 117.4MB. Free memory was 83.6MB in the beginning and 79.2MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:54:42,545 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 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 43 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 70 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 96 IncrementalHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 70 mSolverCounterUnsat, 15 mSDtfsCounter, 96 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 233 GetRequests, 181 SyntacticMatches, 6 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 771 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 3/20 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 - PositiveResult [Line: 19]: 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 - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: (((((((j <= 8) && (5 <= i)) && (((long long) 3 + i) <= j)) || ((6 == j) && (j < i))) || (((7 <= i) && (i <= j)) && (j <= 7))) || (((j <= 10) && (i == 1)) && (10 <= j))) || (((((long long) 6 + i) <= j) && (j <= 9)) && (3 <= i))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 40.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.92ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 81.0MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.95ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 79.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.78ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 79.3MB in the end (delta: 412.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 314.58ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 69.8MB in the end (delta: 9.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 2909.30ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 83.6MB in the end (delta: -13.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 75.75ms. Allocated memory is still 117.4MB. Free memory was 83.6MB in the beginning and 79.2MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 21:54:42,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c53daea-af42-4459-8b37-941ec585537b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE