./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_3+soft_float_5a.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_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b --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 4afff0c8dc116ae0ea52d5228669475b8e2bd0f7c5a38e0115f3b3d6e8e4ef72 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:31:11,702 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:31:11,757 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:31:11,762 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:31:11,762 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:31:11,780 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:31:11,781 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:31:11,781 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:31:11,781 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:31:11,781 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:31:11,782 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:31:11,782 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:31:11,782 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:31:11,782 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:31:11,782 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:31:11,782 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:31:11,782 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:31:11,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:31:11,782 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:31:11,782 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:31:11,782 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:31:11,783 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:31:11,783 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:31:11,783 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:31:11,783 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:31:11,783 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:31:11,783 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:31:11,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:31:11,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:31:11,783 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:31:11,783 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:31:11,783 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:31:11,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:31:11,784 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_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 4afff0c8dc116ae0ea52d5228669475b8e2bd0f7c5a38e0115f3b3d6e8e4ef72 [2024-12-05 22:31:12,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:31:12,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:31:12,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:31:12,041 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:31:12,041 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:31:12,042 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c [2024-12-05 22:31:14,763 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/data/e50be8ad8/01ba0c155f02484b978d9d900d9282c1/FLAGdcb359fee [2024-12-05 22:31:15,052 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:31:15,053 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c [2024-12-05 22:31:15,064 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/data/e50be8ad8/01ba0c155f02484b978d9d900d9282c1/FLAGdcb359fee [2024-12-05 22:31:15,347 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/data/e50be8ad8/01ba0c155f02484b978d9d900d9282c1 [2024-12-05 22:31:15,349 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:31:15,351 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:31:15,353 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:31:15,353 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:31:15,357 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:31:15,358 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:31:15" (1/1) ... [2024-12-05 22:31:15,359 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36059bd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:15, skipping insertion in model container [2024-12-05 22:31:15,360 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:31:15" (1/1) ... [2024-12-05 22:31:15,383 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:31:15,542 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_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[1999,2012] [2024-12-05 22:31:15,547 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_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[2368,2381] [2024-12-05 22:31:15,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:31:15,609 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:31:15,623 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_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[1999,2012] [2024-12-05 22:31:15,625 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_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[2368,2381] [2024-12-05 22:31:15,660 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:31:15,679 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:31:15,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:15 WrapperNode [2024-12-05 22:31:15,679 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:31:15,681 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:31:15,681 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:31:15,681 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:31:15,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:15" (1/1) ... [2024-12-05 22:31:15,701 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:15" (1/1) ... [2024-12-05 22:31:15,728 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-12-05 22:31:15,728 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:31:15,729 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:31:15,729 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:31:15,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:31:15,739 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:15" (1/1) ... [2024-12-05 22:31:15,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:15" (1/1) ... [2024-12-05 22:31:15,742 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:15" (1/1) ... [2024-12-05 22:31:15,743 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:15" (1/1) ... [2024-12-05 22:31:15,749 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:15" (1/1) ... [2024-12-05 22:31:15,751 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:15" (1/1) ... [2024-12-05 22:31:15,756 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:15" (1/1) ... [2024-12-05 22:31:15,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:15" (1/1) ... [2024-12-05 22:31:15,760 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:15" (1/1) ... [2024-12-05 22:31:15,763 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:31:15,764 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:31:15,764 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:31:15,764 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:31:15,765 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:15" (1/1) ... [2024-12-05 22:31:15,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:31:15,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:31:15,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:31:15,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:31:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:31:15,838 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-12-05 22:31:15,838 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-12-05 22:31:15,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:31:15,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:31:15,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:31:15,838 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:31:15,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:31:15,922 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:31:15,925 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:31:16,324 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-12-05 22:31:16,324 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:31:16,528 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:31:16,528 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 22:31:16,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:31:16 BoogieIcfgContainer [2024-12-05 22:31:16,529 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:31:16,530 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:31:16,530 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:31:16,542 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:31:16,542 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:31:16" (1/1) ... [2024-12-05 22:31:16,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:31:16,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:16,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-12-05 22:31:16,617 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-12-05 22:31:16,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:31:16,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:16,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:31:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:31:16,714 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:31:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:31:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:31:16,763 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:31:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:31:16,778 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 22:31:16,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:31:16 ImpRootNode [2024-12-05 22:31:16,799 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:31:16,800 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:31:16,800 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:31:16,800 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:31:16,801 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:31:16" (3/4) ... [2024-12-05 22:31:16,803 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 22:31:16,804 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:31:16,805 INFO L158 Benchmark]: Toolchain (without parser) took 1454.04ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 100.0MB in the end (delta: 18.1MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2024-12-05 22:31:16,806 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:31:16,806 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.37ms. Allocated memory is still 142.6MB. Free memory was 118.0MB in the beginning and 103.8MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:31:16,807 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.63ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 102.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:31:16,807 INFO L158 Benchmark]: Boogie Preprocessor took 33.92ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 100.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:31:16,808 INFO L158 Benchmark]: RCFGBuilder took 765.41ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 110.5MB in the end (delta: -9.8MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2024-12-05 22:31:16,808 INFO L158 Benchmark]: CodeCheck took 269.01ms. Allocated memory is still 142.6MB. Free memory was 110.5MB in the beginning and 100.5MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:31:16,809 INFO L158 Benchmark]: Witness Printer took 4.72ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 100.0MB in the end (delta: 420.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:31:16,812 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 43 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L322] COND TRUE __VERIFIER_nondet_int() [L323] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L47] COND TRUE !(result >= 0.0f && result < 1.39843f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.37ms. Allocated memory is still 142.6MB. Free memory was 118.0MB in the beginning and 103.8MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.63ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 102.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.92ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 100.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 765.41ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 110.5MB in the end (delta: -9.8MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. * CodeCheck took 269.01ms. Allocated memory is still 142.6MB. Free memory was 110.5MB in the beginning and 100.5MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.72ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 100.0MB in the end (delta: 420.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 22:31:16,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/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_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b --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 4afff0c8dc116ae0ea52d5228669475b8e2bd0f7c5a38e0115f3b3d6e8e4ef72 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:31:18,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:31:18,974 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:31:19,010 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:31:19,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:31:19,012 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:31:19,012 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:31:19,012 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:31:19,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:31:19,013 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:31:19,013 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:31:19,013 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:31:19,013 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:31:19,013 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:31:19,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:31:19,013 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:31:19,013 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:31:19,014 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:31:19,014 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:31:19,014 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:31:19,014 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:31:19,014 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:31:19,014 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:31:19,014 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:31:19,014 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:31:19,014 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:31:19,015 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:19,015 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:31:19,015 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:31:19,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:31:19,015 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:31:19,015 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:31:19,015 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:31:19,015 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:31:19,016 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:19,016 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:31:19,016 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_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 4afff0c8dc116ae0ea52d5228669475b8e2bd0f7c5a38e0115f3b3d6e8e4ef72 [2024-12-05 22:31:19,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:31:19,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:31:19,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:31:19,352 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:31:19,352 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:31:19,354 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c [2024-12-05 22:31:22,473 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/data/21554c969/acd8e7ba6f4e4961bc1f9dd51fcb7e36/FLAG9f526e09f [2024-12-05 22:31:22,694 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:31:22,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c [2024-12-05 22:31:22,703 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/data/21554c969/acd8e7ba6f4e4961bc1f9dd51fcb7e36/FLAG9f526e09f [2024-12-05 22:31:23,031 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/data/21554c969/acd8e7ba6f4e4961bc1f9dd51fcb7e36 [2024-12-05 22:31:23,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:31:23,034 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:31:23,035 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:31:23,035 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:31:23,038 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:31:23,038 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:31:23" (1/1) ... [2024-12-05 22:31:23,039 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38e8eb9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:23, skipping insertion in model container [2024-12-05 22:31:23,039 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:31:23" (1/1) ... [2024-12-05 22:31:23,057 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:31:23,181 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_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[1999,2012] [2024-12-05 22:31:23,185 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_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[2368,2381] [2024-12-05 22:31:23,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:31:23,227 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:31:23,236 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_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[1999,2012] [2024-12-05 22:31:23,237 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_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[2368,2381] [2024-12-05 22:31:23,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:31:23,266 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:31:23,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:23 WrapperNode [2024-12-05 22:31:23,267 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:31:23,267 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:31:23,267 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:31:23,267 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:31:23,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:23" (1/1) ... [2024-12-05 22:31:23,279 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:23" (1/1) ... [2024-12-05 22:31:23,295 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-12-05 22:31:23,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:31:23,296 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:31:23,296 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:31:23,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:31:23,303 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:23" (1/1) ... [2024-12-05 22:31:23,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:23" (1/1) ... [2024-12-05 22:31:23,306 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:23" (1/1) ... [2024-12-05 22:31:23,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:23" (1/1) ... [2024-12-05 22:31:23,313 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:23" (1/1) ... [2024-12-05 22:31:23,314 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:23" (1/1) ... [2024-12-05 22:31:23,317 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:23" (1/1) ... [2024-12-05 22:31:23,318 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:23" (1/1) ... [2024-12-05 22:31:23,320 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:23" (1/1) ... [2024-12-05 22:31:23,322 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:31:23,323 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:31:23,323 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:31:23,323 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:31:23,324 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:23" (1/1) ... [2024-12-05 22:31:23,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:31:23,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:31:23,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:31:23,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:31:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:31:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:31:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-12-05 22:31:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-12-05 22:31:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:31:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:31:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:31:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:31:23,446 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:31:23,448 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:31:34,021 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-12-05 22:31:34,021 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:31:34,102 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:31:34,102 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 22:31:34,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:31:34 BoogieIcfgContainer [2024-12-05 22:31:34,103 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:31:34,104 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:31:34,104 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:31:34,116 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:31:34,116 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:31:34" (1/1) ... [2024-12-05 22:31:34,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:31:34,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:34,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-12-05 22:31:34,182 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-12-05 22:31:34,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:31:34,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:34,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:34,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:31:34,188 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:31:34,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f74e7108-33f5-4f2d-bfb2-a78dda4d1ad8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:31:41,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:31:41,021 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:31:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat