./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf0fb52bead8e180875472b49ad053a30663ea61c3025c1e008ec598b0fa4db0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:25:04,194 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:25:04,274 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 05:25:04,279 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:25:04,279 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:25:04,311 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:25:04,313 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:25:04,314 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:25:04,314 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:25:04,315 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:25:04,315 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:25:04,316 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:25:04,316 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:25:04,316 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:25:04,316 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:25:04,317 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:25:04,317 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:25:04,317 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:25:04,317 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:25:04,317 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:25:04,317 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:25:04,318 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:25:04,318 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:25:04,318 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:25:04,318 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:25:04,318 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:25:04,319 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:25:04,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:25:04,319 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:25:04,319 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:25:04,319 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:25:04,319 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:25:04,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:25:04,320 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_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf0fb52bead8e180875472b49ad053a30663ea61c3025c1e008ec598b0fa4db0 [2024-11-25 05:25:04,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:25:04,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:25:04,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:25:04,662 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:25:04,663 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:25:04,666 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c [2024-11-25 05:25:07,873 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/data/8706b49ba/21a4600a942c4b778d700f48d2192292/FLAGbfe221974 [2024-11-25 05:25:08,247 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:25:08,252 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c [2024-11-25 05:25:08,273 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/data/8706b49ba/21a4600a942c4b778d700f48d2192292/FLAGbfe221974 [2024-11-25 05:25:08,475 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/data/8706b49ba/21a4600a942c4b778d700f48d2192292 [2024-11-25 05:25:08,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:25:08,482 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:25:08,484 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:25:08,484 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:25:08,489 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:25:08,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:25:08" (1/1) ... [2024-11-25 05:25:08,495 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f4df9af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:08, skipping insertion in model container [2024-11-25 05:25:08,495 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:25:08" (1/1) ... [2024-11-25 05:25:08,543 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:25:08,751 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c[1995,2008] [2024-11-25 05:25:08,757 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c[2364,2377] [2024-11-25 05:25:08,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:25:08,847 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:25:08,866 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c[1995,2008] [2024-11-25 05:25:08,872 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c[2364,2377] [2024-11-25 05:25:08,926 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:25:08,945 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:25:08,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:08 WrapperNode [2024-11-25 05:25:08,946 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:25:08,948 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:25:08,949 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:25:08,949 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:25:08,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:08" (1/1) ... [2024-11-25 05:25:08,967 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:08" (1/1) ... [2024-11-25 05:25:09,002 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-25 05:25:09,003 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:25:09,006 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:25:09,006 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:25:09,007 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:25:09,018 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:08" (1/1) ... [2024-11-25 05:25:09,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:08" (1/1) ... [2024-11-25 05:25:09,024 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:08" (1/1) ... [2024-11-25 05:25:09,025 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:08" (1/1) ... [2024-11-25 05:25:09,034 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:08" (1/1) ... [2024-11-25 05:25:09,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:08" (1/1) ... [2024-11-25 05:25:09,046 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:08" (1/1) ... [2024-11-25 05:25:09,047 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:08" (1/1) ... [2024-11-25 05:25:09,048 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:08" (1/1) ... [2024-11-25 05:25:09,055 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:25:09,055 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:25:09,056 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:25:09,056 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:25:09,060 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:08" (1/1) ... [2024-11-25 05:25:09,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:25:09,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:25:09,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:25:09,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:25:09,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:25:09,142 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-25 05:25:09,142 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-25 05:25:09,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:25:09,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:25:09,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:25:09,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 05:25:09,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 05:25:09,224 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:25:09,227 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:25:09,664 INFO L? ?]: Removed 74 outVars from TransFormulas that were not future-live. [2024-11-25 05:25:09,664 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:25:09,915 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:25:09,916 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 05:25:09,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:25:09 BoogieIcfgContainer [2024-11-25 05:25:09,916 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:25:09,917 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:25:09,917 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:25:09,930 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:25:09,931 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:25:09" (1/1) ... [2024-11-25 05:25:09,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:25:09,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:25:10,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-11-25 05:25:10,007 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-11-25 05:25:10,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 05:25:10,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:25:10,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:25:10,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:25:10,114 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:25:10,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:25:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:25:10,169 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:25:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:25:10,191 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 05:25:10,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:25:10 ImpRootNode [2024-11-25 05:25:10,218 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:25:10,220 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:25:10,220 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:25:10,220 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:25:10,221 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:25:09" (3/4) ... [2024-11-25 05:25:10,224 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 05:25:10,225 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:25:10,229 INFO L158 Benchmark]: Toolchain (without parser) took 1745.59ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 33.6MB in the end (delta: 70.8MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-25 05:25:10,230 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:25:10,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.13ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 90.0MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:25:10,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.32ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 88.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:25:10,231 INFO L158 Benchmark]: Boogie Preprocessor took 48.56ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 87.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:25:10,231 INFO L158 Benchmark]: RCFGBuilder took 861.11ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 44.3MB in the end (delta: 42.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 05:25:10,232 INFO L158 Benchmark]: CodeCheck took 300.80ms. Allocated memory is still 142.6MB. Free memory was 44.3MB in the beginning and 33.9MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:25:10,234 INFO L158 Benchmark]: Witness Printer took 6.17ms. Allocated memory is still 142.6MB. Free memory is still 33.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:25:10,236 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 43 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 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, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 - UnprovableResult [Line: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L320] COND TRUE __VERIFIER_nondet_int() [L321] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L47] COND TRUE !(result >= 0.0f && result < 1.4f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69ms. Allocated memory is still 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.13ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 90.0MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.32ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 88.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.56ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 87.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 861.11ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 44.3MB in the end (delta: 42.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 300.80ms. Allocated memory is still 142.6MB. Free memory was 44.3MB in the beginning and 33.9MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.17ms. Allocated memory is still 142.6MB. Free memory is still 33.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 05:25:10,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf0fb52bead8e180875472b49ad053a30663ea61c3025c1e008ec598b0fa4db0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:25:13,005 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:25:13,140 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 05:25:13,193 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:25:13,194 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:25:13,194 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:25:13,194 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:25:13,195 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:25:13,195 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:25:13,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:25:13,212 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:25:13,213 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:25:13,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:25:13,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:25:13,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:25:13,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:25:13,213 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:25:13,213 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:25:13,213 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:25:13,213 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:25:13,213 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:25:13,213 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:25:13,213 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:25:13,214 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:25:13,214 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:25:13,214 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:25:13,214 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:13,214 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:25:13,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:25:13,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:25:13,214 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:25:13,214 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:25:13,215 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:25:13,215 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:25:13,215 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:13,215 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:25:13,215 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_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf0fb52bead8e180875472b49ad053a30663ea61c3025c1e008ec598b0fa4db0 [2024-11-25 05:25:13,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:25:13,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:25:13,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:25:13,541 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:25:13,542 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:25:13,543 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c [2024-11-25 05:25:16,604 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/data/7cb996421/5ff0924085a94aa1b9a636318a59e29a/FLAG6b18d231b [2024-11-25 05:25:16,912 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:25:16,912 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c [2024-11-25 05:25:16,929 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/data/7cb996421/5ff0924085a94aa1b9a636318a59e29a/FLAG6b18d231b [2024-11-25 05:25:16,974 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/data/7cb996421/5ff0924085a94aa1b9a636318a59e29a [2024-11-25 05:25:16,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:25:16,983 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:25:16,985 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:25:16,986 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:25:16,992 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:25:16,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:25:16" (1/1) ... [2024-11-25 05:25:16,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dfe6135 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:16, skipping insertion in model container [2024-11-25 05:25:16,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:25:16" (1/1) ... [2024-11-25 05:25:17,027 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:25:17,227 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c[1995,2008] [2024-11-25 05:25:17,232 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c[2364,2377] [2024-11-25 05:25:17,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:25:17,316 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:25:17,336 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c[1995,2008] [2024-11-25 05:25:17,339 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/sv-benchmarks/c/combinations/square_7+soft_float_3a.c.cil.c[2364,2377] [2024-11-25 05:25:17,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:25:17,385 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:25:17,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:17 WrapperNode [2024-11-25 05:25:17,386 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:25:17,387 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:25:17,387 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:25:17,387 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:25:17,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:17" (1/1) ... [2024-11-25 05:25:17,407 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:17" (1/1) ... [2024-11-25 05:25:17,435 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-25 05:25:17,439 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:25:17,440 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:25:17,440 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:25:17,440 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:25:17,449 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:17" (1/1) ... [2024-11-25 05:25:17,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:17" (1/1) ... [2024-11-25 05:25:17,453 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:17" (1/1) ... [2024-11-25 05:25:17,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:17" (1/1) ... [2024-11-25 05:25:17,461 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:17" (1/1) ... [2024-11-25 05:25:17,462 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:17" (1/1) ... [2024-11-25 05:25:17,466 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:17" (1/1) ... [2024-11-25 05:25:17,467 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:17" (1/1) ... [2024-11-25 05:25:17,468 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:17" (1/1) ... [2024-11-25 05:25:17,471 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:25:17,472 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:25:17,472 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:25:17,472 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:25:17,473 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:17" (1/1) ... [2024-11-25 05:25:17,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:25:17,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:25:17,508 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:25:17,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:25:17,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:25:17,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:25:17,534 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-25 05:25:17,534 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-25 05:25:17,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:25:17,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:25:17,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 05:25:17,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 05:25:17,611 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:25:17,615 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:25:28,230 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-11-25 05:25:28,230 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:25:28,329 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:25:28,329 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 05:25:28,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:25:28 BoogieIcfgContainer [2024-11-25 05:25:28,330 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:25:28,331 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:25:28,331 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:25:28,345 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:25:28,345 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:25:28" (1/1) ... [2024-11-25 05:25:28,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:25:28,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:25:28,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-11-25 05:25:28,415 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-11-25 05:25:28,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 05:25:28,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:25:28,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:28,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:25:28,421 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:25:28,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 05:38:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:38:51,614 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:39:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:39:01,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 05:39:01,925 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 05:39:01,931 INFO L158 Benchmark]: Toolchain (without parser) took 824947.60ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 86.8MB in the end (delta: 5.8MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2024-11-25 05:39:01,932 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:39:01,932 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.37ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 77.7MB in the end (delta: 14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:39:01,933 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.42ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 76.0MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:39:01,933 INFO L158 Benchmark]: Boogie Preprocessor took 31.63ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 74.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:39:01,934 INFO L158 Benchmark]: RCFGBuilder took 10857.94ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 51.0MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 05:39:01,935 INFO L158 Benchmark]: CodeCheck took 813598.71ms. Allocated memory is still 117.4MB. Free memory was 51.0MB in the beginning and 86.8MB in the end (delta: -35.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:39:01,937 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.37ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 77.7MB in the end (delta: 14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.42ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 76.0MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.63ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 74.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10857.94ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 51.0MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 813598.71ms. Allocated memory is still 117.4MB. Free memory was 51.0MB in the beginning and 86.8MB in the end (delta: -35.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 05:39:02,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a05abc1-e7c2-4022-a6c4-933332706db4/bin/ukojak-verify-ENZ3QT5qd3/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown