./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/psyco/psyco_math_1.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_34f8dd11-d1d6-4340-82a1-1710eb330c63/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f8dd11-d1d6-4340-82a1-1710eb330c63/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_34f8dd11-d1d6-4340-82a1-1710eb330c63/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f8dd11-d1d6-4340-82a1-1710eb330c63/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/psyco/psyco_math_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f8dd11-d1d6-4340-82a1-1710eb330c63/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_34f8dd11-d1d6-4340-82a1-1710eb330c63/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 63c09076012948d358ef22d7f5bfd1d18463c56506eb9759740cc4520130fa60 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:41:32,079 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:41:32,149 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f8dd11-d1d6-4340-82a1-1710eb330c63/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 21:41:32,155 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:41:32,155 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:41:32,175 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:41:32,175 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:41:32,176 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:41:32,176 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:41:32,176 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:41:32,176 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:41:32,176 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:41:32,176 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:41:32,177 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:41:32,177 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:41:32,177 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:41:32,177 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:41:32,177 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:41:32,177 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:41:32,177 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:41:32,177 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:41:32,177 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:41:32,177 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:41:32,177 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:41:32,177 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:41:32,178 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:41:32,178 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:41:32,178 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:41:32,178 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:41:32,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:41:32,178 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:41:32,178 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:41:32,178 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:41:32,178 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:41:32,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:41:32,178 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_34f8dd11-d1d6-4340-82a1-1710eb330c63/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 -> 63c09076012948d358ef22d7f5bfd1d18463c56506eb9759740cc4520130fa60 [2024-12-05 21:41:32,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:41:32,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:41:32,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:41:32,473 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:41:32,474 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:41:32,475 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f8dd11-d1d6-4340-82a1-1710eb330c63/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/psyco/psyco_math_1.c [2024-12-05 21:41:35,703 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f8dd11-d1d6-4340-82a1-1710eb330c63/bin/ukojak-verify-CZk0znPC7b/data/32f10e68a/4bdfac5cdcf4493da9ded982cb30680e/FLAG92f2442e6 [2024-12-05 21:41:35,968 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:41:35,969 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f8dd11-d1d6-4340-82a1-1710eb330c63/sv-benchmarks/c/psyco/psyco_math_1.c [2024-12-05 21:41:35,981 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f8dd11-d1d6-4340-82a1-1710eb330c63/bin/ukojak-verify-CZk0znPC7b/data/32f10e68a/4bdfac5cdcf4493da9ded982cb30680e/FLAG92f2442e6 [2024-12-05 21:41:36,001 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f8dd11-d1d6-4340-82a1-1710eb330c63/bin/ukojak-verify-CZk0znPC7b/data/32f10e68a/4bdfac5cdcf4493da9ded982cb30680e [2024-12-05 21:41:36,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:41:36,006 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:41:36,007 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:41:36,008 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:41:36,013 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:41:36,014 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:41:36" (1/1) ... [2024-12-05 21:41:36,016 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e822376 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:36, skipping insertion in model container [2024-12-05 21:41:36,016 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:41:36" (1/1) ... [2024-12-05 21:41:36,040 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:41:36,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:41:36,245 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:41:36,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:41:36,292 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:41:36,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:36 WrapperNode [2024-12-05 21:41:36,293 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:41:36,294 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:41:36,294 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:41:36,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:41:36,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:36" (1/1) ... [2024-12-05 21:41:36,314 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:36" (1/1) ... [2024-12-05 21:41:36,350 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 484 [2024-12-05 21:41:36,351 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:41:36,351 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:41:36,351 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:41:36,352 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:41:36,362 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:36" (1/1) ... [2024-12-05 21:41:36,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:36" (1/1) ... [2024-12-05 21:41:36,365 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:36" (1/1) ... [2024-12-05 21:41:36,366 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:36" (1/1) ... [2024-12-05 21:41:36,372 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:36" (1/1) ... [2024-12-05 21:41:36,374 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:36" (1/1) ... [2024-12-05 21:41:36,382 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:36" (1/1) ... [2024-12-05 21:41:36,385 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:36" (1/1) ... [2024-12-05 21:41:36,386 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:36" (1/1) ... [2024-12-05 21:41:36,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:41:36,392 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:41:36,392 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:41:36,392 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:41:36,393 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:36" (1/1) ... [2024-12-05 21:41:36,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:41:36,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f8dd11-d1d6-4340-82a1-1710eb330c63/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:41:36,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f8dd11-d1d6-4340-82a1-1710eb330c63/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:41:36,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f8dd11-d1d6-4340-82a1-1710eb330c63/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:41:36,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:41:36,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:41:36,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:41:36,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:41:36,555 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:41:36,557 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:41:37,102 INFO L? ?]: Removed 114 outVars from TransFormulas that were not future-live. [2024-12-05 21:41:37,102 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:41:37,279 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:41:37,280 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-12-05 21:41:37,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:41:37 BoogieIcfgContainer [2024-12-05 21:41:37,280 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:41:37,281 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:41:37,281 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:41:37,289 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:41:37,289 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:41:37" (1/1) ... [2024-12-05 21:41:37,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:41:37,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:37,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 123 states and 194 transitions. [2024-12-05 21:41:37,338 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 194 transitions. [2024-12-05 21:41:37,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 21:41:37,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:37,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:37,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:37,510 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 21:41:37,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:37,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 126 states and 201 transitions. [2024-12-05 21:41:37,602 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 201 transitions. [2024-12-05 21:41:37,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 21:41:37,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:37,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:41:37,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:41:37,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:37,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 126 states and 200 transitions. [2024-12-05 21:41:37,708 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 200 transitions. [2024-12-05 21:41:37,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 21:41:37,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:37,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:37,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:41:37,737 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:41:37,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:41:37,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:41:37,835 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:41:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:41:37,893 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-05 21:41:37,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:41:37 ImpRootNode [2024-12-05 21:41:37,928 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:41:37,929 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:41:37,929 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:41:37,929 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:41:37,929 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:41:37" (3/4) ... [2024-12-05 21:41:37,930 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-05 21:41:37,982 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 8. [2024-12-05 21:41:38,028 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f8dd11-d1d6-4340-82a1-1710eb330c63/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 21:41:38,028 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f8dd11-d1d6-4340-82a1-1710eb330c63/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 21:41:38,028 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:41:38,029 INFO L158 Benchmark]: Toolchain (without parser) took 2023.75ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 57.2MB in the end (delta: 60.2MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2024-12-05 21:41:38,030 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:41:38,030 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.96ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 103.9MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:41:38,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.73ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 101.0MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:41:38,031 INFO L158 Benchmark]: Boogie Preprocessor took 39.41ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 99.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:41:38,031 INFO L158 Benchmark]: RCFGBuilder took 888.56ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 101.2MB in the end (delta: -2.1MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2024-12-05 21:41:38,031 INFO L158 Benchmark]: CodeCheck took 647.08ms. Allocated memory is still 142.6MB. Free memory was 101.2MB in the beginning and 62.7MB in the end (delta: 38.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-05 21:41:38,031 INFO L158 Benchmark]: Witness Printer took 99.91ms. Allocated memory is still 142.6MB. Free memory was 62.7MB in the beginning and 57.2MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:41:38,033 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, 123 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 98 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 94 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 66 mSDsCounter, 28 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33 IncrementalHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28 mSolverCounterUnsat, 28 mSDtfsCounter, 33 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 290 GetRequests, 288 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 37 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2/2 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 - CounterExampleResult [Line: 141]: integer overflow possible integer overflow possible We found a FailurePath: [L7] int m_isPowerOfTwo = 1; [L8] int m_IntMath = 2; [L9] int m_log10 = 3; [L10] int m_checkedSubtract = 4; [L11] int m_checkedMultiply = 5; [L12] int m_log2 = 6; [L13] int m_checkedAdd = 7; [L14] int m_mod_1 = 8; [L15] int m_mod_2 = 9; [L16] int m_factorial_1 = 10; [L17] int m_factorial_2 = 11; [L22] int q = 0; [L23] int method_id; VAL [m_IntMath=2, m_checkedAdd=7, m_checkedMultiply=5, m_checkedSubtract=4, m_factorial_1=10, m_factorial_2=11, m_isPowerOfTwo=1, m_log10=3, m_log2=6, m_mod_1=8, m_mod_2=9, q=0] [L31] int P1=__VERIFIER_nondet_int(); [L32] int P2=__VERIFIER_nondet_int(); [L33] int P3=__VERIFIER_nondet_int(); [L34] int P4=__VERIFIER_nondet_int(); [L35] int P5=__VERIFIER_nondet_int(); [L36] int P6=__VERIFIER_nondet_int(); [L37] int P7=__VERIFIER_nondet_int(); [L38] int P8=__VERIFIER_nondet_int(); [L39] int P9=__VERIFIER_nondet_int(); [L40] int P10=__VERIFIER_nondet_int(); [L41] int P11=__VERIFIER_nondet_int(); [L42] int P12=__VERIFIER_nondet_int(); [L43] int P13=__VERIFIER_nondet_int(); [L44] int P14=__VERIFIER_nondet_int(); [L45] int P15=__VERIFIER_nondet_int(); [L46] int P16=__VERIFIER_nondet_int(); [L47] int P17=__VERIFIER_nondet_int(); [L51] COND TRUE q == 0 [L52] COND TRUE __VERIFIER_nondet_int() [L56] method_id = 2 VAL [P17=0, P1=0, P2=0, m_IntMath=2, m_checkedAdd=7, m_checkedMultiply=5, m_checkedSubtract=4, m_factorial_1=10, m_factorial_2=11, m_isPowerOfTwo=1, m_log10=3, m_log2=6, m_mod_1=8, m_mod_2=9, q=0] [L58] COND FALSE !(0) [L62] q = 2 VAL [P17=0, P1=0, P2=0, m_IntMath=2, m_checkedAdd=7, m_checkedMultiply=5, m_checkedSubtract=4, m_factorial_1=10, m_factorial_2=11, m_isPowerOfTwo=1, m_log10=3, m_log2=6, m_mod_1=8, m_mod_2=9, q=2] [L31] int P1=__VERIFIER_nondet_int(); [L32] int P2=__VERIFIER_nondet_int(); [L33] int P3=__VERIFIER_nondet_int(); [L34] int P4=__VERIFIER_nondet_int(); [L35] int P5=__VERIFIER_nondet_int(); [L36] int P6=__VERIFIER_nondet_int(); [L37] int P7=__VERIFIER_nondet_int(); [L38] int P8=__VERIFIER_nondet_int(); [L39] int P9=__VERIFIER_nondet_int(); [L40] int P10=__VERIFIER_nondet_int(); [L41] int P11=__VERIFIER_nondet_int(); [L42] int P12=__VERIFIER_nondet_int(); [L43] int P13=__VERIFIER_nondet_int(); [L44] int P14=__VERIFIER_nondet_int(); [L45] int P15=__VERIFIER_nondet_int(); [L46] int P16=__VERIFIER_nondet_int(); [L47] int P17=__VERIFIER_nondet_int(); [L51] COND FALSE !(q == 0) VAL [P17=0, P1=-2147483648, P2=0, m_IntMath=2, m_checkedAdd=7, m_checkedMultiply=5, m_checkedSubtract=4, m_factorial_1=10, m_factorial_2=11, m_isPowerOfTwo=1, m_log10=3, m_log2=6, m_mod_1=8, m_mod_2=9, q=2] [L70] COND FALSE !(q == 1) VAL [P17=0, P1=-2147483648, P2=0, m_IntMath=2, m_checkedAdd=7, m_checkedMultiply=5, m_checkedSubtract=4, m_factorial_1=10, m_factorial_2=11, m_isPowerOfTwo=1, m_log10=3, m_log2=6, m_mod_1=8, m_mod_2=9, q=2] [L138] COND TRUE q == 2 [L139] COND TRUE __VERIFIER_nondet_int() [L141] 1&& ((((P1 & (P1 - 1)) == 0) && (P1 > 0)) || 0) VAL [P17=0, P1=-2147483648, P2=0, m_IntMath=2, m_checkedAdd=7, m_checkedMultiply=5, m_checkedSubtract=4, m_factorial_1=10, m_factorial_2=11, m_isPowerOfTwo=1, m_log10=3, m_log2=6, m_mod_1=8, m_mod_2=9, q=2] [L141] P1 - 1 VAL [P17=0, P2=0, m_IntMath=2, m_checkedAdd=7, m_checkedMultiply=5, m_checkedSubtract=4, m_factorial_1=10, m_factorial_2=11, m_isPowerOfTwo=1, m_log10=3, m_log2=6, m_mod_1=8, m_mod_2=9, q=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.96ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 103.9MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.73ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 101.0MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.41ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 99.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 888.56ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 101.2MB in the end (delta: -2.1MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. * CodeCheck took 647.08ms. Allocated memory is still 142.6MB. Free memory was 101.2MB in the beginning and 62.7MB in the end (delta: 38.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 99.91ms. Allocated memory is still 142.6MB. Free memory was 62.7MB in the beginning and 57.2MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-05 21:41:38,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34f8dd11-d1d6-4340-82a1-1710eb330c63/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)