./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_5+soft_float_2a.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_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/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_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_5+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/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_e1984765-ae2b-4256-bdee-fecd9f799ab1/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 022d3c5901739211c5eb00a5826c62b3632d6c52c21250401c080cec1ded6145 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:10:40,205 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:10:40,312 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-24 18:10:40,318 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:10:40,319 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:10:40,359 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:10:40,370 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:10:40,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:10:40,371 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:10:40,372 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:10:40,373 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:10:40,373 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:10:40,373 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:10:40,374 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:10:40,374 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:10:40,374 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:10:40,374 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:10:40,374 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:10:40,374 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:10:40,374 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:10:40,374 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:10:40,375 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:10:40,375 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:10:40,375 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:10:40,376 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:10:40,376 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:10:40,376 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:10:40,376 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:10:40,376 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:10:40,376 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:10:40,376 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:10:40,376 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:10:40,376 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:10:40,376 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_e1984765-ae2b-4256-bdee-fecd9f799ab1/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 -> 022d3c5901739211c5eb00a5826c62b3632d6c52c21250401c080cec1ded6145 [2024-11-24 18:10:40,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:10:40,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:10:40,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:10:40,764 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:10:40,765 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:10:40,766 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_5+soft_float_2a.c.cil.c [2024-11-24 18:10:43,839 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/data/2dc816ac3/776122ad0bda42248637ffe02a24333c/FLAG8016849df [2024-11-24 18:10:44,185 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:10:44,185 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/sv-benchmarks/c/combinations/square_5+soft_float_2a.c.cil.c [2024-11-24 18:10:44,201 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/data/2dc816ac3/776122ad0bda42248637ffe02a24333c/FLAG8016849df [2024-11-24 18:10:44,221 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/data/2dc816ac3/776122ad0bda42248637ffe02a24333c [2024-11-24 18:10:44,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:10:44,225 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:10:44,228 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:10:44,229 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:10:44,236 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:10:44,237 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:10:44" (1/1) ... [2024-11-24 18:10:44,238 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@172f1a8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:44, skipping insertion in model container [2024-11-24 18:10:44,239 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:10:44" (1/1) ... [2024-11-24 18:10:44,272 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:10:44,453 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_e1984765-ae2b-4256-bdee-fecd9f799ab1/sv-benchmarks/c/combinations/square_5+soft_float_2a.c.cil.c[1998,2011] [2024-11-24 18:10:44,460 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_e1984765-ae2b-4256-bdee-fecd9f799ab1/sv-benchmarks/c/combinations/square_5+soft_float_2a.c.cil.c[2367,2380] [2024-11-24 18:10:44,530 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:10:44,542 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:10:44,558 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_e1984765-ae2b-4256-bdee-fecd9f799ab1/sv-benchmarks/c/combinations/square_5+soft_float_2a.c.cil.c[1998,2011] [2024-11-24 18:10:44,564 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_e1984765-ae2b-4256-bdee-fecd9f799ab1/sv-benchmarks/c/combinations/square_5+soft_float_2a.c.cil.c[2367,2380] [2024-11-24 18:10:44,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:10:44,626 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:10:44,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:44 WrapperNode [2024-11-24 18:10:44,628 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:10:44,629 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:10:44,629 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:10:44,629 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:10:44,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:44" (1/1) ... [2024-11-24 18:10:44,654 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:44" (1/1) ... [2024-11-24 18:10:44,692 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-24 18:10:44,692 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:10:44,693 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:10:44,693 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:10:44,693 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:10:44,700 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:44" (1/1) ... [2024-11-24 18:10:44,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:44" (1/1) ... [2024-11-24 18:10:44,702 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:44" (1/1) ... [2024-11-24 18:10:44,703 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:44" (1/1) ... [2024-11-24 18:10:44,708 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:44" (1/1) ... [2024-11-24 18:10:44,709 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:44" (1/1) ... [2024-11-24 18:10:44,713 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:44" (1/1) ... [2024-11-24 18:10:44,715 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:44" (1/1) ... [2024-11-24 18:10:44,716 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:44" (1/1) ... [2024-11-24 18:10:44,719 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:10:44,719 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:10:44,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:10:44,720 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:10:44,721 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:44" (1/1) ... [2024-11-24 18:10:44,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:10:44,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:10:44,760 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:10:44,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:10:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:10:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-24 18:10:44,785 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-24 18:10:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:10:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:10:44,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:10:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:10:44,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:10:44,864 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:10:44,865 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:10:45,321 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-11-24 18:10:45,321 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:10:45,598 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:10:45,598 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-24 18:10:45,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:10:45 BoogieIcfgContainer [2024-11-24 18:10:45,599 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:10:45,599 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:10:45,600 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:10:45,611 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:10:45,611 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:10:45" (1/1) ... [2024-11-24 18:10:45,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:10:45,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:10:45,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-11-24 18:10:45,673 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-11-24 18:10:45,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-24 18:10:45,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:10:45,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:10:45,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:10:45,772 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:10:45,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:10:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:10:45,825 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:10:45,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:10:45,840 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-24 18:10:45,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:10:45 ImpRootNode [2024-11-24 18:10:45,862 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:10:45,864 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:10:45,864 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:10:45,864 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:10:45,866 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:10:45" (3/4) ... [2024-11-24 18:10:45,868 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 18:10:45,870 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:10:45,871 INFO L158 Benchmark]: Toolchain (without parser) took 1645.44ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 75.4MB in the end (delta: 17.8MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-11-24 18:10:45,871 INFO L158 Benchmark]: CDTParser took 1.26ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:10:45,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.59ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 78.8MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:10:45,872 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.07ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 77.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:10:45,872 INFO L158 Benchmark]: Boogie Preprocessor took 26.14ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 75.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:10:45,874 INFO L158 Benchmark]: RCFGBuilder took 879.56ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 85.5MB in the end (delta: -10.1MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2024-11-24 18:10:45,875 INFO L158 Benchmark]: CodeCheck took 262.83ms. Allocated memory is still 117.4MB. Free memory was 85.5MB in the beginning and 75.4MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:10:45,876 INFO L158 Benchmark]: Witness Printer took 5.78ms. Allocated memory is still 117.4MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:10:45,883 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 47, overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L322] COND TRUE __VERIFIER_nondet_int() [L323] 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 < 1.3985f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.59ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 78.8MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.07ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 77.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.14ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 75.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 879.56ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 85.5MB in the end (delta: -10.1MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. * CodeCheck took 262.83ms. Allocated memory is still 117.4MB. Free memory was 85.5MB in the beginning and 75.4MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.78ms. Allocated memory is still 117.4MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 18:10:45,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/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 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_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/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_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_5+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/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_e1984765-ae2b-4256-bdee-fecd9f799ab1/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 022d3c5901739211c5eb00a5826c62b3632d6c52c21250401c080cec1ded6145 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:10:49,031 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:10:49,138 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-24 18:10:49,222 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:10:49,223 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:10:49,225 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:10:49,225 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:10:49,226 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:10:49,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:10:49,230 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:10:49,231 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:10:49,231 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:10:49,231 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:10:49,231 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:10:49,231 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:10:49,231 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:10:49,231 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:10:49,231 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:10:49,231 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:10:49,231 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:10:49,232 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:10:49,232 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:10:49,232 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:10:49,232 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:10:49,232 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:10:49,232 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:10:49,232 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:10:49,232 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:10:49,232 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:10:49,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:10:49,233 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:10:49,233 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:10:49,233 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:10:49,233 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:10:49,233 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:10:49,233 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:10:49,233 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_e1984765-ae2b-4256-bdee-fecd9f799ab1/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 -> 022d3c5901739211c5eb00a5826c62b3632d6c52c21250401c080cec1ded6145 [2024-11-24 18:10:49,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:10:49,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:10:49,713 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:10:49,714 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:10:49,715 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:10:49,724 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_5+soft_float_2a.c.cil.c [2024-11-24 18:10:53,196 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/data/3f9d968d2/74ff1ca3e1284730b4c438db28b3caf1/FLAGbbeb87aa7 [2024-11-24 18:10:53,450 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:10:53,450 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/sv-benchmarks/c/combinations/square_5+soft_float_2a.c.cil.c [2024-11-24 18:10:53,459 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/data/3f9d968d2/74ff1ca3e1284730b4c438db28b3caf1/FLAGbbeb87aa7 [2024-11-24 18:10:53,475 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/data/3f9d968d2/74ff1ca3e1284730b4c438db28b3caf1 [2024-11-24 18:10:53,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:10:53,478 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:10:53,480 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:10:53,480 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:10:53,485 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:10:53,486 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:10:53" (1/1) ... [2024-11-24 18:10:53,487 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e3dc3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:53, skipping insertion in model container [2024-11-24 18:10:53,487 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:10:53" (1/1) ... [2024-11-24 18:10:53,509 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:10:53,686 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_e1984765-ae2b-4256-bdee-fecd9f799ab1/sv-benchmarks/c/combinations/square_5+soft_float_2a.c.cil.c[1998,2011] [2024-11-24 18:10:53,696 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_e1984765-ae2b-4256-bdee-fecd9f799ab1/sv-benchmarks/c/combinations/square_5+soft_float_2a.c.cil.c[2367,2380] [2024-11-24 18:10:53,757 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:10:53,779 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:10:53,792 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_e1984765-ae2b-4256-bdee-fecd9f799ab1/sv-benchmarks/c/combinations/square_5+soft_float_2a.c.cil.c[1998,2011] [2024-11-24 18:10:53,795 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_e1984765-ae2b-4256-bdee-fecd9f799ab1/sv-benchmarks/c/combinations/square_5+soft_float_2a.c.cil.c[2367,2380] [2024-11-24 18:10:53,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:10:53,845 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:10:53,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:53 WrapperNode [2024-11-24 18:10:53,846 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:10:53,847 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:10:53,847 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:10:53,847 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:10:53,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:53" (1/1) ... [2024-11-24 18:10:53,869 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:53" (1/1) ... [2024-11-24 18:10:53,890 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-24 18:10:53,890 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:10:53,891 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:10:53,891 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:10:53,891 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:10:53,899 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:53" (1/1) ... [2024-11-24 18:10:53,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:53" (1/1) ... [2024-11-24 18:10:53,902 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:53" (1/1) ... [2024-11-24 18:10:53,903 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:53" (1/1) ... [2024-11-24 18:10:53,917 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:53" (1/1) ... [2024-11-24 18:10:53,918 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:53" (1/1) ... [2024-11-24 18:10:53,926 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:53" (1/1) ... [2024-11-24 18:10:53,932 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:53" (1/1) ... [2024-11-24 18:10:53,934 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:53" (1/1) ... [2024-11-24 18:10:53,940 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:10:53,940 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:10:53,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:10:53,941 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:10:53,944 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:10:53" (1/1) ... [2024-11-24 18:10:53,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:10:53,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:10:53,985 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:10:53,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:10:54,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:10:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:10:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-24 18:10:54,026 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-24 18:10:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:10:54,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:10:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:10:54,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:10:54,133 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:10:54,135 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:11:04,876 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-11-24 18:11:04,877 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:11:04,968 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:11:04,969 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-24 18:11:04,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:11:04 BoogieIcfgContainer [2024-11-24 18:11:04,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:11:04,970 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:11:04,970 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:11:04,983 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:11:04,983 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:11:04" (1/1) ... [2024-11-24 18:11:04,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:11:05,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:11:05,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-11-24 18:11:05,059 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-11-24 18:11:05,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-24 18:11:05,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:11:05,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:11:05,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:11:05,068 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:11:05,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:21:31,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:21:31,928 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:21:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 18:21:42,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-24 18:21:42,227 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) [2024-11-24 18:21:42,233 INFO L158 Benchmark]: Toolchain (without parser) took 648753.52ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 43.2MB in the end (delta: 50.5MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-24 18:21:42,233 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:21:42,234 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.83ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 78.6MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:21:42,234 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.18ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 77.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:21:42,235 INFO L158 Benchmark]: Boogie Preprocessor took 48.97ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 75.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:21:42,235 INFO L158 Benchmark]: RCFGBuilder took 11029.01ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 51.9MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 18:21:42,236 INFO L158 Benchmark]: CodeCheck took 637261.04ms. Allocated memory is still 117.4MB. Free memory was 51.9MB in the beginning and 43.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:21:42,241 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 0.54ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.83ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 78.6MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.18ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 77.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.97ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 75.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 11029.01ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 51.9MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 637261.04ms. Allocated memory is still 117.4MB. Free memory was 51.9MB in the beginning and 43.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-24 18:21:42,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1984765-ae2b-4256-bdee-fecd9f799ab1/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown