./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/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_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/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_5f43991a-b5a7-4558-aecd-baf9ec3545b5/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 317cf552303296ead23517bc3cb76b321aca03eab157d3f1e74014baa7d95db0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:37:02,170 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:37:02,286 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:37:02,292 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:37:02,292 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:37:02,330 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:37:02,333 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:37:02,334 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:37:02,334 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:37:02,335 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:37:02,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:37:02,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:37:02,337 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:37:02,337 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:37:02,337 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:37:02,337 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:37:02,337 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:37:02,337 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:37:02,338 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:37:02,339 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:37:02,339 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:37:02,339 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:37:02,339 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:37:02,339 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:37:02,340 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:37:02,340 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:37:02,340 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:37:02,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:37:02,340 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:37:02,340 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:37:02,341 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:37:02,341 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:37:02,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:37:02,341 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_5f43991a-b5a7-4558-aecd-baf9ec3545b5/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 -> 317cf552303296ead23517bc3cb76b321aca03eab157d3f1e74014baa7d95db0 [2024-11-25 03:37:02,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:37:02,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:37:02,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:37:02,728 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:37:02,728 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:37:02,730 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c [2024-11-25 03:37:06,232 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/data/896641b67/98f0f57f45f74d299332e06d5db65162/FLAGa2ba801f3 [2024-11-25 03:37:06,652 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:37:06,653 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c [2024-11-25 03:37:06,664 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/data/896641b67/98f0f57f45f74d299332e06d5db65162/FLAGa2ba801f3 [2024-11-25 03:37:06,688 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/data/896641b67/98f0f57f45f74d299332e06d5db65162 [2024-11-25 03:37:06,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:37:06,693 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:37:06,694 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:37:06,695 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:37:06,701 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:37:06,702 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:37:06" (1/1) ... [2024-11-25 03:37:06,703 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21b39448 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:06, skipping insertion in model container [2024-11-25 03:37:06,703 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:37:06" (1/1) ... [2024-11-25 03:37:06,743 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:37:07,002 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_5f43991a-b5a7-4558-aecd-baf9ec3545b5/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c[1995,2008] [2024-11-25 03:37:07,010 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_5f43991a-b5a7-4558-aecd-baf9ec3545b5/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c[2364,2377] [2024-11-25 03:37:07,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:37:07,115 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:37:07,140 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_5f43991a-b5a7-4558-aecd-baf9ec3545b5/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c[1995,2008] [2024-11-25 03:37:07,142 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_5f43991a-b5a7-4558-aecd-baf9ec3545b5/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c[2364,2377] [2024-11-25 03:37:07,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:37:07,243 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:37:07,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:07 WrapperNode [2024-11-25 03:37:07,244 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:37:07,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:37:07,246 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:37:07,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:37:07,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:07" (1/1) ... [2024-11-25 03:37:07,274 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:07" (1/1) ... [2024-11-25 03:37:07,313 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 77 [2024-11-25 03:37:07,314 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:37:07,315 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:37:07,315 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:37:07,315 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:37:07,326 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:07" (1/1) ... [2024-11-25 03:37:07,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:07" (1/1) ... [2024-11-25 03:37:07,333 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:07" (1/1) ... [2024-11-25 03:37:07,333 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:07" (1/1) ... [2024-11-25 03:37:07,348 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:07" (1/1) ... [2024-11-25 03:37:07,350 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:07" (1/1) ... [2024-11-25 03:37:07,362 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:07" (1/1) ... [2024-11-25 03:37:07,368 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:07" (1/1) ... [2024-11-25 03:37:07,369 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:07" (1/1) ... [2024-11-25 03:37:07,376 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:37:07,377 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:37:07,380 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:37:07,380 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:37:07,382 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:07" (1/1) ... [2024-11-25 03:37:07,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:37:07,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:37:07,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:37:07,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:37:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:37:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-25 03:37:07,471 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-25 03:37:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-25 03:37:07,471 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-25 03:37:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:37:07,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:37:07,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:37:07,472 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:37:07,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:37:07,567 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:37:07,569 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:37:08,087 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-25 03:37:08,088 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:37:08,375 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:37:08,375 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 03:37:08,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:37:08 BoogieIcfgContainer [2024-11-25 03:37:08,376 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:37:08,377 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:37:08,378 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:37:08,391 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:37:08,391 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:37:08" (1/1) ... [2024-11-25 03:37:08,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:37:08,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:08,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2024-11-25 03:37:08,463 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2024-11-25 03:37:08,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:37:08,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:08,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:37:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:37:08,579 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:37:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:37:08,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:37:08,645 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:37:08,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:37:08,669 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 03:37:08,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:37:08 ImpRootNode [2024-11-25 03:37:08,697 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:37:08,699 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:37:08,699 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:37:08,699 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:37:08,700 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:37:08" (3/4) ... [2024-11-25 03:37:08,703 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:37:08,704 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:37:08,709 INFO L158 Benchmark]: Toolchain (without parser) took 2013.17ms. Allocated memory is still 167.8MB. Free memory was 130.4MB in the beginning and 62.9MB in the end (delta: 67.5MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-25 03:37:08,709 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 167.8MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:37:08,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 551.10ms. Allocated memory is still 167.8MB. Free memory was 130.1MB in the beginning and 115.8MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:37:08,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.98ms. Allocated memory is still 167.8MB. Free memory was 115.8MB in the beginning and 114.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:37:08,711 INFO L158 Benchmark]: Boogie Preprocessor took 61.25ms. Allocated memory is still 167.8MB. Free memory was 114.5MB in the beginning and 113.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:37:08,711 INFO L158 Benchmark]: RCFGBuilder took 999.36ms. Allocated memory is still 167.8MB. Free memory was 113.2MB in the beginning and 73.9MB in the end (delta: 39.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 03:37:08,715 INFO L158 Benchmark]: CodeCheck took 320.28ms. Allocated memory is still 167.8MB. Free memory was 73.6MB in the beginning and 63.2MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:37:08,716 INFO L158 Benchmark]: Witness Printer took 6.00ms. Allocated memory is still 167.8MB. Free memory was 63.2MB in the beginning and 62.9MB in the end (delta: 320.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:37:08,718 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, 49 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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: [L309] COND TRUE __VERIFIER_nondet_int() [L310] 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 0.52ms. Allocated memory is still 167.8MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 551.10ms. Allocated memory is still 167.8MB. Free memory was 130.1MB in the beginning and 115.8MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.98ms. Allocated memory is still 167.8MB. Free memory was 115.8MB in the beginning and 114.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 61.25ms. Allocated memory is still 167.8MB. Free memory was 114.5MB in the beginning and 113.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 999.36ms. Allocated memory is still 167.8MB. Free memory was 113.2MB in the beginning and 73.9MB in the end (delta: 39.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 320.28ms. Allocated memory is still 167.8MB. Free memory was 73.6MB in the beginning and 63.2MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.00ms. Allocated memory is still 167.8MB. Free memory was 63.2MB in the beginning and 62.9MB in the end (delta: 320.9kB). 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 03:37:08,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/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_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/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_5f43991a-b5a7-4558-aecd-baf9ec3545b5/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 317cf552303296ead23517bc3cb76b321aca03eab157d3f1e74014baa7d95db0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:37:12,095 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:37:12,267 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:37:12,322 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:37:12,323 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:37:12,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:37:12,324 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:37:12,324 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:37:12,324 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:37:12,326 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:37:12,326 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:37:12,326 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:37:12,327 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:37:12,327 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:37:12,327 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:37:12,327 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:37:12,327 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:37:12,327 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:37:12,327 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:37:12,327 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:37:12,328 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:37:12,328 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:37:12,328 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:37:12,328 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:37:12,328 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:37:12,328 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:37:12,328 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:12,328 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:37:12,328 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:37:12,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:37:12,329 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:37:12,329 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:37:12,329 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:37:12,329 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:37:12,329 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:12,329 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:37:12,329 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_5f43991a-b5a7-4558-aecd-baf9ec3545b5/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 -> 317cf552303296ead23517bc3cb76b321aca03eab157d3f1e74014baa7d95db0 [2024-11-25 03:37:12,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:37:12,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:37:12,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:37:12,673 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:37:12,674 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:37:12,678 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c [2024-11-25 03:37:16,169 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/data/ebea9807d/47db3fc5c06c40ff83ce0f8dd449189e/FLAG217ddb193 [2024-11-25 03:37:16,567 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:37:16,568 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c [2024-11-25 03:37:16,584 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/data/ebea9807d/47db3fc5c06c40ff83ce0f8dd449189e/FLAG217ddb193 [2024-11-25 03:37:16,607 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/data/ebea9807d/47db3fc5c06c40ff83ce0f8dd449189e [2024-11-25 03:37:16,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:37:16,614 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:37:16,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:37:16,618 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:37:16,624 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:37:16,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:37:16" (1/1) ... [2024-11-25 03:37:16,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@230fc085 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:16, skipping insertion in model container [2024-11-25 03:37:16,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:37:16" (1/1) ... [2024-11-25 03:37:16,661 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:37:16,914 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_5f43991a-b5a7-4558-aecd-baf9ec3545b5/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c[1995,2008] [2024-11-25 03:37:16,922 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_5f43991a-b5a7-4558-aecd-baf9ec3545b5/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c[2364,2377] [2024-11-25 03:37:17,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:37:17,030 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:37:17,055 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_5f43991a-b5a7-4558-aecd-baf9ec3545b5/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c[1995,2008] [2024-11-25 03:37:17,058 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_5f43991a-b5a7-4558-aecd-baf9ec3545b5/sv-benchmarks/c/combinations/square_7+soft_float_4-3a.c.cil.c[2364,2377] [2024-11-25 03:37:17,119 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:37:17,150 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:37:17,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:17 WrapperNode [2024-11-25 03:37:17,152 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:37:17,153 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:37:17,153 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:37:17,154 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:37:17,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:17" (1/1) ... [2024-11-25 03:37:17,187 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:17" (1/1) ... [2024-11-25 03:37:17,226 INFO L138 Inliner]: procedures = 28, calls = 20, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2024-11-25 03:37:17,227 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:37:17,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:37:17,228 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:37:17,228 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:37:17,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:17" (1/1) ... [2024-11-25 03:37:17,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:17" (1/1) ... [2024-11-25 03:37:17,244 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:17" (1/1) ... [2024-11-25 03:37:17,246 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:17" (1/1) ... [2024-11-25 03:37:17,264 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:17" (1/1) ... [2024-11-25 03:37:17,266 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:17" (1/1) ... [2024-11-25 03:37:17,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:17" (1/1) ... [2024-11-25 03:37:17,278 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:17" (1/1) ... [2024-11-25 03:37:17,286 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:17" (1/1) ... [2024-11-25 03:37:17,289 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:37:17,294 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:37:17,294 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:37:17,294 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:37:17,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:37:17" (1/1) ... [2024-11-25 03:37:17,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:37:17,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:37:17,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:37:17,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:37:17,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:37:17,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:37:17,400 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-25 03:37:17,400 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-25 03:37:17,400 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-25 03:37:17,400 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-25 03:37:17,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:37:17,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:37:17,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:37:17,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:37:17,531 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:37:17,533 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:37:28,290 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-11-25 03:37:28,294 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:37:28,407 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:37:28,407 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 03:37:28,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:37:28 BoogieIcfgContainer [2024-11-25 03:37:28,408 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:37:28,409 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:37:28,409 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:37:28,447 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:37:28,448 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:37:28" (1/1) ... [2024-11-25 03:37:28,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:37:28,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:28,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2024-11-25 03:37:28,530 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2024-11-25 03:37:28,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:37:28,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:28,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:28,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:28,538 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:28,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:51:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:51:27,183 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:51:37,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:51:37,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 03:51:37,472 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 03:51:37,476 INFO L158 Benchmark]: Toolchain (without parser) took 860861.74ms. Allocated memory is still 83.9MB. Free memory was 60.2MB in the beginning and 51.1MB in the end (delta: 9.2MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2024-11-25 03:51:37,477 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory was 64.8MB in the beginning and 64.8MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:51:37,477 INFO L158 Benchmark]: CACSL2BoogieTranslator took 535.84ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 45.5MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:51:37,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.79ms. Allocated memory is still 83.9MB. Free memory was 45.5MB in the beginning and 43.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:51:37,478 INFO L158 Benchmark]: Boogie Preprocessor took 65.38ms. Allocated memory is still 83.9MB. Free memory was 43.9MB in the beginning and 42.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:51:37,479 INFO L158 Benchmark]: RCFGBuilder took 11114.03ms. Allocated memory is still 83.9MB. Free memory was 42.3MB in the beginning and 22.2MB in the end (delta: 20.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:51:37,479 INFO L158 Benchmark]: CodeCheck took 849066.07ms. Allocated memory is still 83.9MB. Free memory was 22.2MB in the beginning and 51.1MB in the end (delta: -28.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:51:37,481 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 0.48ms. Allocated memory is still 83.9MB. Free memory was 64.8MB in the beginning and 64.8MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 535.84ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 45.5MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.79ms. Allocated memory is still 83.9MB. Free memory was 45.5MB in the beginning and 43.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 65.38ms. Allocated memory is still 83.9MB. Free memory was 43.9MB in the beginning and 42.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 11114.03ms. Allocated memory is still 83.9MB. Free memory was 42.3MB in the beginning and 22.2MB in the end (delta: 20.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 849066.07ms. Allocated memory is still 83.9MB. Free memory was 22.2MB in the beginning and 51.1MB in the end (delta: -28.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:51:37,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f43991a-b5a7-4558-aecd-baf9ec3545b5/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