./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/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_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/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_6b942299-aded-4004-b166-ed174f2bd900/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 0fdb430a563564dba34d4fe6c6ffeed490245913891172fda591ae44bb309801 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:09:06,256 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:09:06,340 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:09:06,346 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:09:06,346 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:09:06,372 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:09:06,373 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:09:06,374 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:09:06,374 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:09:06,374 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:09:06,375 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:09:06,375 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:09:06,375 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:09:06,375 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:09:06,375 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:09:06,375 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:09:06,375 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:09:06,375 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:09:06,375 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:09:06,376 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:09:06,376 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:09:06,376 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:09:06,376 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:09:06,376 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:09:06,376 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:09:06,376 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:09:06,376 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:09:06,376 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:09:06,377 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:09:06,377 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:09:06,377 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:09:06,377 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:09:06,377 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:09:06,377 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_6b942299-aded-4004-b166-ed174f2bd900/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 -> 0fdb430a563564dba34d4fe6c6ffeed490245913891172fda591ae44bb309801 [2024-11-25 03:09:06,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:09:06,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:09:06,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:09:06,708 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:09:06,708 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:09:06,711 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c [2024-11-25 03:09:09,890 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/data/d66ae48af/7091d2726a85443e9b4a716bfa5b51c7/FLAGed0e9fed8 [2024-11-25 03:09:10,297 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:09:10,298 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c [2024-11-25 03:09:10,322 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/data/d66ae48af/7091d2726a85443e9b4a716bfa5b51c7/FLAGed0e9fed8 [2024-11-25 03:09:10,353 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/data/d66ae48af/7091d2726a85443e9b4a716bfa5b51c7 [2024-11-25 03:09:10,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:09:10,360 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:09:10,362 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:09:10,362 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:09:10,368 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:09:10,369 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:09:10" (1/1) ... [2024-11-25 03:09:10,370 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@678993d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:10, skipping insertion in model container [2024-11-25 03:09:10,371 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:09:10" (1/1) ... [2024-11-25 03:09:10,415 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:09:10,657 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_6b942299-aded-4004-b166-ed174f2bd900/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[1997,2010] [2024-11-25 03:09:10,665 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_6b942299-aded-4004-b166-ed174f2bd900/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[2366,2379] [2024-11-25 03:09:10,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:09:10,770 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:09:10,799 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_6b942299-aded-4004-b166-ed174f2bd900/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[1997,2010] [2024-11-25 03:09:10,801 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_6b942299-aded-4004-b166-ed174f2bd900/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[2366,2379] [2024-11-25 03:09:10,847 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:09:10,867 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:09:10,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:10 WrapperNode [2024-11-25 03:09:10,868 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:09:10,869 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:09:10,870 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:09:10,870 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:09:10,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:10" (1/1) ... [2024-11-25 03:09:10,892 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:10" (1/1) ... [2024-11-25 03:09:10,933 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-25 03:09:10,934 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:09:10,937 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:09:10,937 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:09:10,937 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:09:10,948 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:10" (1/1) ... [2024-11-25 03:09:10,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:10" (1/1) ... [2024-11-25 03:09:10,957 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:10" (1/1) ... [2024-11-25 03:09:10,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:10" (1/1) ... [2024-11-25 03:09:10,969 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:10" (1/1) ... [2024-11-25 03:09:10,974 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:10" (1/1) ... [2024-11-25 03:09:10,980 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:10" (1/1) ... [2024-11-25 03:09:10,982 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:10" (1/1) ... [2024-11-25 03:09:10,984 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:10" (1/1) ... [2024-11-25 03:09:10,987 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:09:10,988 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:09:10,988 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:09:10,988 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:09:10,993 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:10" (1/1) ... [2024-11-25 03:09:11,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:09:11,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:09:11,048 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:09:11,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:09:11,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:09:11,089 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-25 03:09:11,089 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-25 03:09:11,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:09:11,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:09:11,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:09:11,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:09:11,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:09:11,193 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:09:11,196 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:09:11,749 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-11-25 03:09:11,754 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:09:12,105 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:09:12,105 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 03:09:12,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:09:12 BoogieIcfgContainer [2024-11-25 03:09:12,105 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:09:12,106 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:09:12,106 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:09:12,118 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:09:12,119 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:09:12" (1/1) ... [2024-11-25 03:09:12,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:09:12,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:09:12,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-11-25 03:09:12,195 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-11-25 03:09:12,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:09:12,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:09:12,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:09:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:09:12,293 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:09:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:09:12,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:09:12,357 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:09:12,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:09:12,382 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 03:09:12,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:09:12 ImpRootNode [2024-11-25 03:09:12,410 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:09:12,412 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:09:12,412 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:09:12,413 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:09:12,414 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:09:12" (3/4) ... [2024-11-25 03:09:12,417 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:09:12,418 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:09:12,422 INFO L158 Benchmark]: Toolchain (without parser) took 2059.79ms. Allocated memory is still 109.1MB. Free memory was 83.1MB in the beginning and 57.4MB in the end (delta: 25.7MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2024-11-25 03:09:12,423 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:09:12,423 INFO L158 Benchmark]: CACSL2BoogieTranslator took 507.05ms. Allocated memory is still 109.1MB. Free memory was 83.1MB in the beginning and 68.1MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:09:12,424 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.67ms. Allocated memory is still 109.1MB. Free memory was 68.1MB in the beginning and 66.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:09:12,424 INFO L158 Benchmark]: Boogie Preprocessor took 50.25ms. Allocated memory is still 109.1MB. Free memory was 66.3MB in the beginning and 65.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:09:12,424 INFO L158 Benchmark]: RCFGBuilder took 1117.79ms. Allocated memory is still 109.1MB. Free memory was 65.0MB in the beginning and 68.6MB in the end (delta: -3.7MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2024-11-25 03:09:12,425 INFO L158 Benchmark]: CodeCheck took 303.47ms. Allocated memory is still 109.1MB. Free memory was 68.6MB in the beginning and 57.9MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:09:12,425 INFO L158 Benchmark]: Witness Printer took 6.98ms. Allocated memory is still 109.1MB. Free memory was 57.9MB in the beginning and 57.4MB in the end (delta: 552.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:09:12,432 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 < 1.398f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 507.05ms. Allocated memory is still 109.1MB. Free memory was 83.1MB in the beginning and 68.1MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.67ms. Allocated memory is still 109.1MB. Free memory was 68.1MB in the beginning and 66.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.25ms. Allocated memory is still 109.1MB. Free memory was 66.3MB in the beginning and 65.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1117.79ms. Allocated memory is still 109.1MB. Free memory was 65.0MB in the beginning and 68.6MB in the end (delta: -3.7MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * CodeCheck took 303.47ms. Allocated memory is still 109.1MB. Free memory was 68.6MB in the beginning and 57.9MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.98ms. Allocated memory is still 109.1MB. Free memory was 57.9MB in the beginning and 57.4MB in the end (delta: 552.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 03:09:12,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/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_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/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_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/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_6b942299-aded-4004-b166-ed174f2bd900/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 0fdb430a563564dba34d4fe6c6ffeed490245913891172fda591ae44bb309801 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:09:15,418 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:09:15,556 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:09:15,589 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:09:15,590 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:09:15,591 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:09:15,591 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:09:15,591 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:09:15,592 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:09:15,592 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:09:15,592 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:09:15,592 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:09:15,592 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:09:15,592 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:09:15,593 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:09:15,593 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:09:15,593 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:09:15,593 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:09:15,593 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:09:15,593 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:09:15,594 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:09:15,594 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:09:15,594 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:09:15,594 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:09:15,594 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:09:15,594 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:09:15,595 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:09:15,595 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:09:15,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:09:15,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:09:15,595 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:09:15,595 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:09:15,596 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:09:15,596 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:09:15,596 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:09:15,596 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:09:15,596 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_6b942299-aded-4004-b166-ed174f2bd900/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 -> 0fdb430a563564dba34d4fe6c6ffeed490245913891172fda591ae44bb309801 [2024-11-25 03:09:15,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:09:15,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:09:15,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:09:15,993 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:09:15,994 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:09:15,995 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c [2024-11-25 03:09:19,212 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/data/cf5547ded/37c5efdd4f004b7cb068dcabd8d21149/FLAG38a9e89ba [2024-11-25 03:09:19,568 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:09:19,568 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c [2024-11-25 03:09:19,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/data/cf5547ded/37c5efdd4f004b7cb068dcabd8d21149/FLAG38a9e89ba [2024-11-25 03:09:19,804 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/data/cf5547ded/37c5efdd4f004b7cb068dcabd8d21149 [2024-11-25 03:09:19,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:09:19,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:09:19,813 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:09:19,814 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:09:19,819 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:09:19,820 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:09:19" (1/1) ... [2024-11-25 03:09:19,821 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5696d66e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:19, skipping insertion in model container [2024-11-25 03:09:19,821 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:09:19" (1/1) ... [2024-11-25 03:09:19,854 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:09:20,068 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_6b942299-aded-4004-b166-ed174f2bd900/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[1997,2010] [2024-11-25 03:09:20,075 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_6b942299-aded-4004-b166-ed174f2bd900/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[2366,2379] [2024-11-25 03:09:20,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:09:20,167 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:09:20,181 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_6b942299-aded-4004-b166-ed174f2bd900/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[1997,2010] [2024-11-25 03:09:20,182 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_6b942299-aded-4004-b166-ed174f2bd900/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[2366,2379] [2024-11-25 03:09:20,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:09:20,231 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:09:20,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:20 WrapperNode [2024-11-25 03:09:20,233 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:09:20,234 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:09:20,234 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:09:20,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:09:20,243 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:20" (1/1) ... [2024-11-25 03:09:20,257 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:20" (1/1) ... [2024-11-25 03:09:20,279 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-25 03:09:20,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:09:20,280 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:09:20,281 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:09:20,281 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:09:20,289 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:20" (1/1) ... [2024-11-25 03:09:20,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:20" (1/1) ... [2024-11-25 03:09:20,293 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:20" (1/1) ... [2024-11-25 03:09:20,293 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:20" (1/1) ... [2024-11-25 03:09:20,301 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:20" (1/1) ... [2024-11-25 03:09:20,302 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:20" (1/1) ... [2024-11-25 03:09:20,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:20" (1/1) ... [2024-11-25 03:09:20,309 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:20" (1/1) ... [2024-11-25 03:09:20,310 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:20" (1/1) ... [2024-11-25 03:09:20,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:09:20,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:09:20,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:09:20,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:09:20,316 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:09:20" (1/1) ... [2024-11-25 03:09:20,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:09:20,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:09:20,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:09:20,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:09:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:09:20,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:09:20,422 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-25 03:09:20,422 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-25 03:09:20,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:09:20,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:09:20,423 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:09:20,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:09:20,540 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:09:20,543 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:09:31,283 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-11-25 03:09:31,283 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:09:31,397 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:09:31,398 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 03:09:31,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:09:31 BoogieIcfgContainer [2024-11-25 03:09:31,398 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:09:31,399 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:09:31,400 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:09:31,411 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:09:31,412 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:09:31" (1/1) ... [2024-11-25 03:09:31,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:09:31,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:09:31,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-11-25 03:09:31,481 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-11-25 03:09:31,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:09:31,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:09:31,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:09:31,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:09:31,489 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:09:31,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b942299-aded-4004-b166-ed174f2bd900/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:09:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:09:40,806 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:09:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat