./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_7+soft_float_4-2a.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_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/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_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_7+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/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_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/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 44a691d0c7049cc6934dd4c9eebe75a3ba34b64a09862ea689fabb3c0e0e6b0c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:22:05,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:22:05,076 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:22:05,081 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:22:05,081 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:22:05,105 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:22:05,106 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:22:05,106 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:22:05,106 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:22:05,106 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:22:05,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:22:05,107 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:22:05,107 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:22:05,107 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:22:05,107 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:22:05,107 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:22:05,107 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:22:05,107 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:22:05,107 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:22:05,107 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:22:05,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:22:05,108 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:22:05,108 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:22:05,108 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:22:05,108 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:22:05,108 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:22:05,108 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:22:05,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:22:05,108 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:22:05,109 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:22:05,109 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:22:05,109 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:22:05,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:22:05,109 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_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/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 -> 44a691d0c7049cc6934dd4c9eebe75a3ba34b64a09862ea689fabb3c0e0e6b0c [2024-11-25 04:22:05,389 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:22:05,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:22:05,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:22:05,401 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:22:05,402 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:22:05,403 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_7+soft_float_4-2a.c.cil.c [2024-11-25 04:22:08,472 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/data/8edf87f68/e81cd07b32f04bec806bae5c80655576/FLAG37f297d0f [2024-11-25 04:22:08,738 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:22:08,739 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/sv-benchmarks/c/combinations/square_7+soft_float_4-2a.c.cil.c [2024-11-25 04:22:08,748 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/data/8edf87f68/e81cd07b32f04bec806bae5c80655576/FLAG37f297d0f [2024-11-25 04:22:08,764 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/data/8edf87f68/e81cd07b32f04bec806bae5c80655576 [2024-11-25 04:22:08,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:22:08,768 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:22:08,770 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:22:08,770 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:22:08,774 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:22:08,775 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:22:08" (1/1) ... [2024-11-25 04:22:08,776 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58347240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:08, skipping insertion in model container [2024-11-25 04:22:08,776 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:22:08" (1/1) ... [2024-11-25 04:22:08,800 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:22:08,996 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_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/sv-benchmarks/c/combinations/square_7+soft_float_4-2a.c.cil.c[1995,2008] [2024-11-25 04:22:09,004 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_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/sv-benchmarks/c/combinations/square_7+soft_float_4-2a.c.cil.c[2389,2402] [2024-11-25 04:22:09,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:22:09,092 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:22:09,112 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_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/sv-benchmarks/c/combinations/square_7+soft_float_4-2a.c.cil.c[1995,2008] [2024-11-25 04:22:09,114 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_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/sv-benchmarks/c/combinations/square_7+soft_float_4-2a.c.cil.c[2389,2402] [2024-11-25 04:22:09,141 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:22:09,166 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:22:09,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09 WrapperNode [2024-11-25 04:22:09,167 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:22:09,168 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:22:09,168 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:22:09,169 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:22:09,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,186 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,204 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 77 [2024-11-25 04:22:09,204 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:22:09,205 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:22:09,205 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:22:09,205 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:22:09,213 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,216 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,216 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,223 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,224 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,229 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,231 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,232 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,234 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:22:09,235 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:22:09,235 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:22:09,236 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:22:09,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:22:09,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:22:09,292 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:22:09,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:22:09,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:22:09,326 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-25 04:22:09,326 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-25 04:22:09,326 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-25 04:22:09,326 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-25 04:22:09,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:22:09,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:22:09,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:22:09,326 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:22:09,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:22:09,418 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:22:09,421 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:22:09,836 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-25 04:22:09,836 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:22:10,091 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:22:10,092 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 04:22:10,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:22:10 BoogieIcfgContainer [2024-11-25 04:22:10,092 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:22:10,094 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:22:10,094 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:22:10,104 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:22:10,105 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:22:10" (1/1) ... [2024-11-25 04:22:10,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:22:10,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:22:10,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2024-11-25 04:22:10,175 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2024-11-25 04:22:10,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:22:10,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:22:10,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:22:10,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:22:10,272 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:22:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:22:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:22:10,331 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:22:10,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:22:10,347 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 04:22:10,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:22:10 ImpRootNode [2024-11-25 04:22:10,379 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:22:10,380 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:22:10,380 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:22:10,380 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:22:10,381 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:22:10" (3/4) ... [2024-11-25 04:22:10,384 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:22:10,385 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:22:10,386 INFO L158 Benchmark]: Toolchain (without parser) took 1618.04ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 79.6MB in the end (delta: 12.9MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-11-25 04:22:10,390 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:22:10,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.58ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 78.0MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:22:10,391 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.83ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 76.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:22:10,391 INFO L158 Benchmark]: Boogie Preprocessor took 29.63ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 75.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:22:10,391 INFO L158 Benchmark]: RCFGBuilder took 857.70ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 90.5MB in the end (delta: -15.1MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2024-11-25 04:22:10,392 INFO L158 Benchmark]: CodeCheck took 285.59ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 79.6MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:22:10,392 INFO L158 Benchmark]: Witness Printer took 5.37ms. Allocated memory is still 117.4MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:22:10,398 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 4 procedures, 47 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: [L310] COND TRUE __VERIFIER_nondet_int() [L311] 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 0.39ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.58ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 78.0MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.83ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 76.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.63ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 75.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 857.70ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 90.5MB in the end (delta: -15.1MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. * CodeCheck took 285.59ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 79.6MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.37ms. Allocated memory is still 117.4MB. Free memory is still 79.6MB. 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 04:22:10,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/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_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/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_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_7+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/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_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/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 44a691d0c7049cc6934dd4c9eebe75a3ba34b64a09862ea689fabb3c0e0e6b0c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:22:13,149 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:22:13,260 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:22:13,337 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:22:13,338 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:22:13,338 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:22:13,339 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:22:13,339 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:22:13,339 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:22:13,340 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:22:13,340 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:22:13,340 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:22:13,341 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:22:13,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:22:13,341 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:22:13,341 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:22:13,341 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:22:13,342 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:22:13,342 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:22:13,342 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:22:13,342 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:22:13,342 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:22:13,342 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:22:13,342 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:22:13,343 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:22:13,343 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:22:13,343 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:22:13,343 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:22:13,343 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:22:13,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:22:13,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:22:13,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:22:13,345 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:22:13,345 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:22:13,345 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:22:13,346 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:22:13,346 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_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/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 -> 44a691d0c7049cc6934dd4c9eebe75a3ba34b64a09862ea689fabb3c0e0e6b0c [2024-11-25 04:22:13,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:22:13,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:22:13,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:22:13,630 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:22:13,631 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:22:13,632 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_7+soft_float_4-2a.c.cil.c [2024-11-25 04:22:16,690 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/data/853b13e5f/693cf0bfc89942ce89e52e1d440b86e8/FLAGd0e8a69db [2024-11-25 04:22:17,070 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:22:17,071 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/sv-benchmarks/c/combinations/square_7+soft_float_4-2a.c.cil.c [2024-11-25 04:22:17,091 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/data/853b13e5f/693cf0bfc89942ce89e52e1d440b86e8/FLAGd0e8a69db [2024-11-25 04:22:17,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/data/853b13e5f/693cf0bfc89942ce89e52e1d440b86e8 [2024-11-25 04:22:17,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:22:17,126 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:22:17,127 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:22:17,127 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:22:17,134 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:22:17,135 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:22:17" (1/1) ... [2024-11-25 04:22:17,136 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@589dd856 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:17, skipping insertion in model container [2024-11-25 04:22:17,137 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:22:17" (1/1) ... [2024-11-25 04:22:17,171 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:22:17,376 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_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/sv-benchmarks/c/combinations/square_7+soft_float_4-2a.c.cil.c[1995,2008] [2024-11-25 04:22:17,385 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_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/sv-benchmarks/c/combinations/square_7+soft_float_4-2a.c.cil.c[2389,2402] [2024-11-25 04:22:17,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:22:17,448 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:22:17,461 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_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/sv-benchmarks/c/combinations/square_7+soft_float_4-2a.c.cil.c[1995,2008] [2024-11-25 04:22:17,463 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_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/sv-benchmarks/c/combinations/square_7+soft_float_4-2a.c.cil.c[2389,2402] [2024-11-25 04:22:17,513 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:22:17,537 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:22:17,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:17 WrapperNode [2024-11-25 04:22:17,539 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:22:17,540 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:22:17,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:22:17,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:22:17,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:17" (1/1) ... [2024-11-25 04:22:17,563 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:17" (1/1) ... [2024-11-25 04:22:17,596 INFO L138 Inliner]: procedures = 28, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2024-11-25 04:22:17,597 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:22:17,598 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:22:17,598 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:22:17,598 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:22:17,605 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:17" (1/1) ... [2024-11-25 04:22:17,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:17" (1/1) ... [2024-11-25 04:22:17,608 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:17" (1/1) ... [2024-11-25 04:22:17,608 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:17" (1/1) ... [2024-11-25 04:22:17,617 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:17" (1/1) ... [2024-11-25 04:22:17,618 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:17" (1/1) ... [2024-11-25 04:22:17,622 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:17" (1/1) ... [2024-11-25 04:22:17,624 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:17" (1/1) ... [2024-11-25 04:22:17,625 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:17" (1/1) ... [2024-11-25 04:22:17,627 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:22:17,628 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:22:17,628 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:22:17,629 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:22:17,630 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:17" (1/1) ... [2024-11-25 04:22:17,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:22:17,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:22:17,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:22:17,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:22:17,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:22:17,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:22:17,705 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-25 04:22:17,706 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-25 04:22:17,706 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-25 04:22:17,706 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-25 04:22:17,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:22:17,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:22:17,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:22:17,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:22:17,817 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:22:17,820 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:22:28,466 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-11-25 04:22:28,466 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:22:28,534 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:22:28,535 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 04:22:28,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:22:28 BoogieIcfgContainer [2024-11-25 04:22:28,535 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:22:28,536 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:22:28,536 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:22:28,546 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:22:28,546 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:22:28" (1/1) ... [2024-11-25 04:22:28,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:22:28,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:22:28,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2024-11-25 04:22:28,605 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2024-11-25 04:22:28,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:22:28,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:22:28,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:22:28,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:22:28,610 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:22:28,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:35:31,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:31,686 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:35:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:35:41,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:35:41,980 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 04:35:41,984 INFO L158 Benchmark]: Toolchain (without parser) took 804857.52ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 90.5MB in the end (delta: 2.7MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2024-11-25 04:35:41,984 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:35:41,984 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.01ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 78.3MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:35:41,985 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.54ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 76.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:35:41,985 INFO L158 Benchmark]: Boogie Preprocessor took 30.04ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 75.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:35:41,986 INFO L158 Benchmark]: RCFGBuilder took 10906.92ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 54.3MB in the end (delta: 21.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:35:41,986 INFO L158 Benchmark]: CodeCheck took 793446.32ms. Allocated memory is still 117.4MB. Free memory was 54.3MB in the beginning and 90.5MB in the end (delta: -36.2MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2024-11-25 04:35:41,989 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 0.45ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 412.01ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 78.3MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.54ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 76.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.04ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 75.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10906.92ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 54.3MB in the end (delta: 21.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 793446.32ms. Allocated memory is still 117.4MB. Free memory was 54.3MB in the beginning and 90.5MB in the end (delta: -36.2MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:35:42,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c9c8d3d-48fa-47e0-8720-9b61ae7fc6cc/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