./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/PastaB17.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/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_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/PastaB17.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5d77ccce06a5eb83fb368250e0baa3072703c85ca9ba919f17c4260cdb623930 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:43:12,010 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:43:12,136 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 16:43:12,162 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:43:12,163 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:43:12,213 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:43:12,215 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:43:12,215 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:43:12,216 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:43:12,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:43:12,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:43:12,217 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:43:12,217 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:43:12,217 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:43:12,217 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:43:12,220 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:43:12,221 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:43:12,221 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:43:12,221 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:43:12,221 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:43:12,221 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:43:12,221 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:43:12,221 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:43:12,221 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:43:12,222 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:43:12,222 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:43:12,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:43:12,222 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:43:12,222 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:43:12,222 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:43:12,222 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:43:12,223 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:43:12,223 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_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d77ccce06a5eb83fb368250e0baa3072703c85ca9ba919f17c4260cdb623930 [2024-11-13 16:43:12,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:43:12,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:43:12,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:43:12,657 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:43:12,658 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:43:12,659 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-restricted-15/PastaB17.c Unable to find full path for "g++" [2024-11-13 16:43:14,571 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:43:14,881 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:43:14,882 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/sv-benchmarks/c/termination-restricted-15/PastaB17.c [2024-11-13 16:43:14,889 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/bin/ukojak-verify-EEHR8qb7sm/data/f629c96f4/cc7e1cd22a9a426aba8c2b3c35673348/FLAGc691e7f80 [2024-11-13 16:43:14,909 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/bin/ukojak-verify-EEHR8qb7sm/data/f629c96f4/cc7e1cd22a9a426aba8c2b3c35673348 [2024-11-13 16:43:14,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:43:14,913 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:43:14,914 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:43:14,914 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:43:14,919 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:43:14,920 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:43:14" (1/1) ... [2024-11-13 16:43:14,925 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b9228fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:43:14, skipping insertion in model container [2024-11-13 16:43:14,925 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:43:14" (1/1) ... [2024-11-13 16:43:14,940 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:43:15,117 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:43:15,124 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:43:15,138 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:43:15,151 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:43:15,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:43:15 WrapperNode [2024-11-13 16:43:15,152 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:43:15,153 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:43:15,153 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:43:15,153 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:43:15,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:43:15" (1/1) ... [2024-11-13 16:43:15,164 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:43:15" (1/1) ... [2024-11-13 16:43:15,181 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2024-11-13 16:43:15,181 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:43:15,182 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:43:15,182 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:43:15,182 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:43:15,188 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:43:15" (1/1) ... [2024-11-13 16:43:15,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:43:15" (1/1) ... [2024-11-13 16:43:15,189 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:43:15" (1/1) ... [2024-11-13 16:43:15,189 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:43:15" (1/1) ... [2024-11-13 16:43:15,190 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:43:15" (1/1) ... [2024-11-13 16:43:15,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:43:15" (1/1) ... [2024-11-13 16:43:15,198 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:43:15" (1/1) ... [2024-11-13 16:43:15,199 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:43:15" (1/1) ... [2024-11-13 16:43:15,200 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:43:15,201 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:43:15,203 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:43:15,203 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:43:15,204 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:43:15" (1/1) ... [2024-11-13 16:43:15,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:43:15,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:43:15,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:43:15,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:43:15,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:43:15,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:43:15,344 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:43:15,346 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:43:15,448 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 16:43:15,448 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:43:15,489 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:43:15,490 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 16:43:15,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:43:15 BoogieIcfgContainer [2024-11-13 16:43:15,490 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:43:15,491 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:43:15,492 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:43:15,504 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:43:15,504 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:43:15" (1/1) ... [2024-11-13 16:43:15,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:43:15,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:15,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2024-11-13 16:43:15,584 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2024-11-13 16:43:15,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:43:15,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:15,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:15,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:15,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:43:15,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:15,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-13 16:43:15,930 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-13 16:43:15,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:43:15,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:15,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:15,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:16,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:43:16,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:16,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2024-11-13 16:43:16,173 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2024-11-13 16:43:16,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 16:43:16,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:16,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:16,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:43:16,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:16,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2024-11-13 16:43:16,572 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2024-11-13 16:43:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 16:43:16,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:16,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:16,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:16,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:43:16,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:16,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2024-11-13 16:43:16,997 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2024-11-13 16:43:16,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:43:16,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:16,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:17,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 16:43:17,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:17,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 26 states and 48 transitions. [2024-11-13 16:43:17,354 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 48 transitions. [2024-11-13 16:43:17,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:43:17,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:17,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:17,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 16:43:17,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:17,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 28 states and 49 transitions. [2024-11-13 16:43:17,705 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 49 transitions. [2024-11-13 16:43:17,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:43:17,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:17,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:17,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 16:43:18,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:18,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 30 states and 50 transitions. [2024-11-13 16:43:18,087 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 50 transitions. [2024-11-13 16:43:18,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:43:18,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:18,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:18,167 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 16:43:18,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:18,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 55 transitions. [2024-11-13 16:43:18,850 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 55 transitions. [2024-11-13 16:43:18,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:43:18,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:18,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:18,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:18,884 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 16:43:19,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:19,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2024-11-13 16:43:19,471 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2024-11-13 16:43:19,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 16:43:19,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:19,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:19,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:19,501 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 16:43:19,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:19,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2024-11-13 16:43:19,894 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2024-11-13 16:43:19,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 16:43:19,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:19,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:19,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:43:20,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:20,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 16:43:20,424 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 16:43:20,424 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 16:43:20,424 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2024-11-13 16:43:20,435 INFO L729 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-11-13 16:43:20,596 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2024-11-13 16:43:20,596 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 16:43:20,597 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 17) no Hoare annotation was computed. [2024-11-13 16:43:20,597 INFO L77 FloydHoareUtils]: At program point L17(line 17) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_main_~z~0#1| 2147483648)) (<= |ULTIMATE.start_main_~x~0#1| 2147483647) (< |ULTIMATE.start_main_~y~0#1| (+ |ULTIMATE.start_main_~z~0#1| 1))) [2024-11-13 16:43:20,597 INFO L77 FloydHoareUtils]: At program point L15(line 15) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_main_~z~0#1| 2147483648)) (<= |ULTIMATE.start_main_~x~0#1| 2147483647) (<= 0 (+ 2147483647 |ULTIMATE.start_main_~y~0#1|)) (<= 0 (+ 2147483647 |ULTIMATE.start_main_~x~0#1|)) (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) [2024-11-13 16:43:20,597 INFO L77 FloydHoareUtils]: At program point L15-1(line 15) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_main_~z~0#1| 2147483648)) (<= |ULTIMATE.start_main_~x~0#1| 2147483647) (<= 0 (+ 2147483647 |ULTIMATE.start_main_~x~0#1|)) (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) [2024-11-13 16:43:20,601 INFO L77 FloydHoareUtils]: At program point L13-2(lines 13 18) the Hoare annotation is: (or (and (<= 0 (+ |ULTIMATE.start_main_~z~0#1| 2147483648)) (<= |ULTIMATE.start_main_~x~0#1| 2147483647) (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) (and (< |ULTIMATE.start_main_~y~0#1| (+ |ULTIMATE.start_main_~z~0#1| 1)) (< 2147483647 |ULTIMATE.start_main_~y~0#1|) (<= |ULTIMATE.start_main_~x~0#1| 2147483646))) [2024-11-13 16:43:20,601 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 16:43:20,601 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2024-11-13 16:43:20,601 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 17) no Hoare annotation was computed. [2024-11-13 16:43:20,602 INFO L77 FloydHoareUtils]: At program point L14-2(lines 14 16) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_main_~z~0#1| 2147483648)) (<= |ULTIMATE.start_main_~x~0#1| 2147483647) (<= 0 (+ 2147483647 |ULTIMATE.start_main_~x~0#1|)) (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) [2024-11-13 16:43:20,602 INFO L77 FloydHoareUtils]: At program point L14-3(lines 14 16) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_main_~z~0#1| 2147483648)) (<= |ULTIMATE.start_main_~x~0#1| 2147483647) (< |ULTIMATE.start_main_~y~0#1| (+ |ULTIMATE.start_main_~z~0#1| 1)) (<= 0 (+ 2147483647 |ULTIMATE.start_main_~x~0#1|))) [2024-11-13 16:43:20,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:43:20 ImpRootNode [2024-11-13 16:43:20,626 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:43:20,628 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:43:20,628 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:43:20,628 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:43:20,629 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:43:15" (3/4) ... [2024-11-13 16:43:20,632 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 16:43:20,644 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-13 16:43:20,646 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 16:43:20,646 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-13 16:43:20,751 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 16:43:20,752 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 16:43:20,752 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:43:20,754 INFO L158 Benchmark]: Toolchain (without parser) took 5840.57ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 95.7MB in the end (delta: 22.8MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2024-11-13 16:43:20,754 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:43:20,754 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.40ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 108.6MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:43:20,755 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.21ms. Allocated memory is still 142.6MB. Free memory was 108.3MB in the beginning and 107.6MB in the end (delta: 764.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:43:20,755 INFO L158 Benchmark]: Boogie Preprocessor took 18.39ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 106.8MB in the end (delta: 519.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:43:20,756 INFO L158 Benchmark]: RCFGBuilder took 289.58ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 96.6MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:43:20,756 INFO L158 Benchmark]: CodeCheck took 5134.74ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 99.5MB in the end (delta: -3.2MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2024-11-13 16:43:20,757 INFO L158 Benchmark]: Witness Printer took 124.88ms. Allocated memory is still 142.6MB. Free memory was 99.5MB in the beginning and 95.7MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:43:20,759 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, 12 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 4.9s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 366 SdHoareTripleChecker+Valid, 2.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 324 mSDsluCounter, 82 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 82 mSDsCounter, 205 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1235 IncrementalHoareTripleChecker+Invalid, 1440 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 205 mSolverCounterUnsat, 0 mSDtfsCounter, 1235 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 760 GetRequests, 639 SyntacticMatches, 29 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3450 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 63 ConstructedInterpolants, 0 QuantifiedInterpolants, 241 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 12/15 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: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: ((((0 <= (z + 2147483648)) && (x <= 2147483647)) && (y <= 2147483647)) || (((y < ((long) z + 1)) && (2147483647 < y)) && (x <= 2147483646))) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: ((((0 <= (z + 2147483648)) && (x <= 2147483647)) && (0 <= ((long) 2147483647 + x))) && (y <= 2147483647)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.40ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 108.6MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.21ms. Allocated memory is still 142.6MB. Free memory was 108.3MB in the beginning and 107.6MB in the end (delta: 764.4kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.39ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 106.8MB in the end (delta: 519.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 289.58ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 96.6MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 5134.74ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 99.5MB in the end (delta: -3.2MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * Witness Printer took 124.88ms. Allocated memory is still 142.6MB. Free memory was 99.5MB in the beginning and 95.7MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 16:43:20,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ea341ad-e26b-4da1-bbfd-d4b1d571c005/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