./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/inv_square_int.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/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_31f788c9-4fc6-4781-b782-9812d31b6b48/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_square_int.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/bin/ukojak-verify-CZk0znPC7b --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 32bit --witnessprinter.graph.data.programhash 9d6111f1172e07b7206075be423d21f33b529e79943d78b2db976fd996371e2d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:41:51,520 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:41:51,581 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 22:41:51,586 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:41:51,587 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:41:51,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:41:51,609 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:41:51,609 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:41:51,610 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:41:51,610 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:41:51,610 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:41:51,610 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:41:51,610 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:41:51,610 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:41:51,610 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:41:51,610 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:41:51,611 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:41:51,611 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:41:51,611 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:41:51,611 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 22:41:51,611 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 22:41:51,611 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:41:51,611 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:41:51,611 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:41:51,611 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:41:51,611 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:41:51,611 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:41:51,612 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:41:51,612 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:41:51,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:41:51,612 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:41:51,612 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:41:51,612 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:41:51,612 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:41:51,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:41:51,612 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_31f788c9-4fc6-4781-b782-9812d31b6b48/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 ! 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d6111f1172e07b7206075be423d21f33b529e79943d78b2db976fd996371e2d [2024-12-05 22:41:51,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:41:51,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:41:51,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:41:51,870 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:41:51,870 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:41:51,871 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/inv_square_int.c [2024-12-05 22:41:54,512 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/bin/ukojak-verify-CZk0znPC7b/data/019aedcb2/bf4b1400b5554f38aebd0a16cce96dc4/FLAG3c25b2831 [2024-12-05 22:41:54,707 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:41:54,707 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/sv-benchmarks/c/float-benchs/inv_square_int.c [2024-12-05 22:41:54,714 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/bin/ukojak-verify-CZk0znPC7b/data/019aedcb2/bf4b1400b5554f38aebd0a16cce96dc4/FLAG3c25b2831 [2024-12-05 22:41:55,083 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/bin/ukojak-verify-CZk0znPC7b/data/019aedcb2/bf4b1400b5554f38aebd0a16cce96dc4 [2024-12-05 22:41:55,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:41:55,086 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:41:55,087 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:41:55,087 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:41:55,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:41:55,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:41:55" (1/1) ... [2024-12-05 22:41:55,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eca3ac7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:55, skipping insertion in model container [2024-12-05 22:41:55,093 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:41:55" (1/1) ... [2024-12-05 22:41:55,102 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:41:55,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:41:55,222 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:41:55,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:41:55,242 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:41:55,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:55 WrapperNode [2024-12-05 22:41:55,243 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:41:55,244 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:41:55,244 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:41:55,244 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:41:55,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:55" (1/1) ... [2024-12-05 22:41:55,253 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:55" (1/1) ... [2024-12-05 22:41:55,265 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 34 [2024-12-05 22:41:55,265 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:41:55,266 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:41:55,266 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:41:55,266 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:41:55,271 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:55" (1/1) ... [2024-12-05 22:41:55,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:55" (1/1) ... [2024-12-05 22:41:55,271 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:55" (1/1) ... [2024-12-05 22:41:55,272 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:55" (1/1) ... [2024-12-05 22:41:55,275 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:55" (1/1) ... [2024-12-05 22:41:55,275 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:55" (1/1) ... [2024-12-05 22:41:55,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:55" (1/1) ... [2024-12-05 22:41:55,277 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:55" (1/1) ... [2024-12-05 22:41:55,278 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:55" (1/1) ... [2024-12-05 22:41:55,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:41:55,280 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:41:55,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:41:55,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:41:55,281 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:41:55" (1/1) ... [2024-12-05 22:41:55,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:41:55,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:41:55,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:41:55,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:41:55,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:41:55,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:41:55,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:41:55,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:41:55,391 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:41:55,393 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:41:55,485 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-12-05 22:41:55,486 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:41:55,527 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:41:55,527 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 22:41:55,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:41:55 BoogieIcfgContainer [2024-12-05 22:41:55,527 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:41:55,528 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:41:55,528 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:41:55,535 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:41:55,536 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:41:55" (1/1) ... [2024-12-05 22:41:55,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:41:55,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:55,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 6 states and 5 transitions. [2024-12-05 22:41:55,588 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 5 transitions. [2024-12-05 22:41:55,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-05 22:41:55,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:55,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:41:55,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:55,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:55,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:55,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 5 states and 4 transitions. [2024-12-05 22:41:55,703 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 4 transitions. [2024-12-05 22:41:55,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 22:41:55,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:55,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:41:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:41:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:55,733 INFO L256 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:41:55,736 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:55,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:55,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:55,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2024-12-05 22:41:55,813 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2024-12-05 22:41:55,813 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 22:41:55,813 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-12-05 22:41:55,821 INFO L726 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-12-05 22:41:55,838 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 23) no Hoare annotation was computed. [2024-12-05 22:41:55,838 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 22:41:55,838 INFO L77 FloydHoareUtils]: At program point L23(line 23) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~x~0#1| 10) (<= 0 (+ |ULTIMATE.start_main_~x~0#1| 10))) [2024-12-05 22:41:55,839 INFO L77 FloydHoareUtils]: At program point L23-1(line 23) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~x~0#1| 10) (<= 0 (+ |ULTIMATE.start_main_~x~0#1| 10))) [2024-12-05 22:41:55,839 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 22:41:55,839 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 23) no Hoare annotation was computed. [2024-12-05 22:41:55,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:41:55 ImpRootNode [2024-12-05 22:41:55,847 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:41:55,848 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:41:55,848 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:41:55,848 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:41:55,849 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:41:55" (3/4) ... [2024-12-05 22:41:55,850 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 22:41:55,855 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-12-05 22:41:55,856 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-05 22:41:55,856 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-05 22:41:55,856 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 22:41:55,923 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:41:55,923 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:41:55,923 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:41:55,924 INFO L158 Benchmark]: Toolchain (without parser) took 838.07ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 73.0MB in the end (delta: 43.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-05 22:41:55,924 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:41:55,925 INFO L158 Benchmark]: CACSL2BoogieTranslator took 156.14ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 106.2MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:41:55,925 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.97ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 105.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:41:55,925 INFO L158 Benchmark]: Boogie Preprocessor took 13.39ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 104.6MB in the end (delta: 620.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:41:55,925 INFO L158 Benchmark]: RCFGBuilder took 247.34ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 92.5MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:41:55,926 INFO L158 Benchmark]: CodeCheck took 319.51ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 77.4MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:41:55,926 INFO L158 Benchmark]: Witness Printer took 75.54ms. Allocated memory is still 142.6MB. Free memory was 77.4MB in the beginning and 73.0MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:41:55,928 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, 6 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 2 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 19 SizeOfPredicates, 0 NumberOfNonLiveVariables, 26 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 23]: Location Invariant Derived location invariant: ((x <= 10) && (0 <= ((long long) x + 10))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 156.14ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 106.2MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.97ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 105.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 13.39ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 104.6MB in the end (delta: 620.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 247.34ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 92.5MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 319.51ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 77.4MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 75.54ms. Allocated memory is still 142.6MB. Free memory was 77.4MB in the beginning and 73.0MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 22:41:55,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31f788c9-4fc6-4781-b782-9812d31b6b48/bin/ukojak-verify-CZk0znPC7b/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