./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_3+soft_float_3a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/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_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/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_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/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 31369bad6f1c83c546d17a52fbf2014a6a82af248db1b4a737df8b889fc9cfdd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:51:58,622 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:51:58,688 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:51:58,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:51:58,693 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:51:58,716 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:51:58,717 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:51:58,717 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:51:58,718 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:51:58,718 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:51:58,718 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:51:58,718 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:51:58,718 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:51:58,718 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:51:58,719 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:51:58,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:51:58,719 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:51:58,719 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:51:58,719 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:51:58,719 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:51:58,719 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:51:58,719 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:51:58,719 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:51:58,720 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:51:58,720 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:51:58,720 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:51:58,720 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:51:58,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:51:58,720 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:51:58,720 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:51:58,720 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:51:58,720 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:51:58,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:51:58,721 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_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/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 -> 31369bad6f1c83c546d17a52fbf2014a6a82af248db1b4a737df8b889fc9cfdd [2024-12-06 01:51:58,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:51:59,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:51:59,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:51:59,008 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:51:59,009 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:51:59,010 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/square_3+soft_float_3a.c.cil.c [2024-12-06 01:52:01,937 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/data/12a63d558/16418a72afbb4a0b852ab5d4c51d0f1a/FLAGf7b103af2 [2024-12-06 01:52:02,163 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:52:02,164 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/sv-benchmarks/c/combinations/square_3+soft_float_3a.c.cil.c [2024-12-06 01:52:02,174 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/data/12a63d558/16418a72afbb4a0b852ab5d4c51d0f1a/FLAGf7b103af2 [2024-12-06 01:52:02,191 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/data/12a63d558/16418a72afbb4a0b852ab5d4c51d0f1a [2024-12-06 01:52:02,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:52:02,195 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:52:02,196 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:52:02,196 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:52:02,200 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:52:02,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:52:02" (1/1) ... [2024-12-06 01:52:02,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59644423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:02, skipping insertion in model container [2024-12-06 01:52:02,202 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:52:02" (1/1) ... [2024-12-06 01:52:02,224 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:52:02,368 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_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/sv-benchmarks/c/combinations/square_3+soft_float_3a.c.cil.c[1999,2012] [2024-12-06 01:52:02,373 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_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/sv-benchmarks/c/combinations/square_3+soft_float_3a.c.cil.c[2368,2381] [2024-12-06 01:52:02,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:52:02,430 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:52:02,444 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_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/sv-benchmarks/c/combinations/square_3+soft_float_3a.c.cil.c[1999,2012] [2024-12-06 01:52:02,445 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_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/sv-benchmarks/c/combinations/square_3+soft_float_3a.c.cil.c[2368,2381] [2024-12-06 01:52:02,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:52:02,495 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:52:02,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:02 WrapperNode [2024-12-06 01:52:02,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:52:02,497 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:52:02,497 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:52:02,497 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:52:02,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:02" (1/1) ... [2024-12-06 01:52:02,511 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:02" (1/1) ... [2024-12-06 01:52:02,535 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-12-06 01:52:02,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:52:02,536 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:52:02,536 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:52:02,536 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:52:02,543 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:02" (1/1) ... [2024-12-06 01:52:02,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:02" (1/1) ... [2024-12-06 01:52:02,546 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:02" (1/1) ... [2024-12-06 01:52:02,546 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:02" (1/1) ... [2024-12-06 01:52:02,553 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:02" (1/1) ... [2024-12-06 01:52:02,555 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:02" (1/1) ... [2024-12-06 01:52:02,560 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:02" (1/1) ... [2024-12-06 01:52:02,562 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:02" (1/1) ... [2024-12-06 01:52:02,563 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:02" (1/1) ... [2024-12-06 01:52:02,566 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:52:02,567 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:52:02,567 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:52:02,567 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:52:02,569 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:02" (1/1) ... [2024-12-06 01:52:02,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:52:02,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:52:02,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:52:02,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:52:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:52:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-12-06 01:52:02,636 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-12-06 01:52:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:52:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:52:02,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:52:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:52:02,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:52:02,707 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:52:02,708 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:52:03,062 INFO L? ?]: Removed 74 outVars from TransFormulas that were not future-live. [2024-12-06 01:52:03,063 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:52:03,224 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:52:03,224 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 01:52:03,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:52:03 BoogieIcfgContainer [2024-12-06 01:52:03,224 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:52:03,225 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:52:03,225 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:52:03,233 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:52:03,233 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:52:03" (1/1) ... [2024-12-06 01:52:03,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:52:03,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:52:03,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-12-06 01:52:03,287 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-12-06 01:52:03,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:52:03,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:52:03,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:52:03,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:52:03,361 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:52:03,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:52:03,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:52:03,401 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:52:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:52:03,415 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 01:52:03,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:52:03 ImpRootNode [2024-12-06 01:52:03,430 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:52:03,431 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:52:03,431 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:52:03,431 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:52:03,432 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:52:03" (3/4) ... [2024-12-06 01:52:03,434 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:52:03,435 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:52:03,436 INFO L158 Benchmark]: Toolchain (without parser) took 1241.34ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 76.0MB in the end (delta: 17.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-12-06 01:52:03,436 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 73.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:52:03,437 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.37ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 78.7MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:52:03,437 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.22ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 76.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:52:03,438 INFO L158 Benchmark]: Boogie Preprocessor took 30.73ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 75.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:52:03,438 INFO L158 Benchmark]: RCFGBuilder took 657.18ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 87.0MB in the end (delta: -11.6MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2024-12-06 01:52:03,439 INFO L158 Benchmark]: CodeCheck took 205.78ms. Allocated memory is still 117.4MB. Free memory was 87.0MB in the beginning and 76.5MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:52:03,439 INFO L158 Benchmark]: Witness Printer took 3.97ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 76.0MB in the end (delta: 531.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:52:03,442 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 43 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L320] COND TRUE __VERIFIER_nondet_int() [L321] 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 0.34ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 73.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.37ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 78.7MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.22ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 76.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.73ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 75.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 657.18ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 87.0MB in the end (delta: -11.6MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. * CodeCheck took 205.78ms. Allocated memory is still 117.4MB. Free memory was 87.0MB in the beginning and 76.5MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.97ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 76.0MB in the end (delta: 531.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 01:52:03,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/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_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/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_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/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 31369bad6f1c83c546d17a52fbf2014a6a82af248db1b4a737df8b889fc9cfdd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:52:05,646 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:52:05,744 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:52:05,775 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:52:05,776 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:52:05,776 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:52:05,776 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:52:05,776 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:52:05,776 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:52:05,777 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:52:05,777 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:52:05,777 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:52:05,777 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:52:05,777 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:52:05,777 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:52:05,777 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:52:05,777 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:52:05,777 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:52:05,777 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:52:05,778 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:52:05,778 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:52:05,778 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:52:05,778 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:52:05,778 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:52:05,778 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:52:05,778 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:52:05,778 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:52:05,778 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:52:05,778 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:52:05,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:52:05,779 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:52:05,779 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:52:05,779 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:52:05,779 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:52:05,779 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:52:05,779 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:52:05,779 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_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/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 -> 31369bad6f1c83c546d17a52fbf2014a6a82af248db1b4a737df8b889fc9cfdd [2024-12-06 01:52:06,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:52:06,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:52:06,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:52:06,076 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:52:06,077 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:52:06,078 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/square_3+soft_float_3a.c.cil.c [2024-12-06 01:52:09,254 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/data/58a109aa6/b1a3eb28285a48c097c9dad117e83b4e/FLAG64e7276a1 [2024-12-06 01:52:09,524 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:52:09,525 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/sv-benchmarks/c/combinations/square_3+soft_float_3a.c.cil.c [2024-12-06 01:52:09,536 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/data/58a109aa6/b1a3eb28285a48c097c9dad117e83b4e/FLAG64e7276a1 [2024-12-06 01:52:09,837 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/data/58a109aa6/b1a3eb28285a48c097c9dad117e83b4e [2024-12-06 01:52:09,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:52:09,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:52:09,843 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:52:09,843 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:52:09,848 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:52:09,849 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:52:09" (1/1) ... [2024-12-06 01:52:09,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53829dfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:09, skipping insertion in model container [2024-12-06 01:52:09,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:52:09" (1/1) ... [2024-12-06 01:52:09,875 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:52:10,040 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_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/sv-benchmarks/c/combinations/square_3+soft_float_3a.c.cil.c[1999,2012] [2024-12-06 01:52:10,044 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_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/sv-benchmarks/c/combinations/square_3+soft_float_3a.c.cil.c[2368,2381] [2024-12-06 01:52:10,087 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:52:10,097 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:52:10,108 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_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/sv-benchmarks/c/combinations/square_3+soft_float_3a.c.cil.c[1999,2012] [2024-12-06 01:52:10,110 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_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/sv-benchmarks/c/combinations/square_3+soft_float_3a.c.cil.c[2368,2381] [2024-12-06 01:52:10,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:52:10,146 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:52:10,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:10 WrapperNode [2024-12-06 01:52:10,147 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:52:10,148 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:52:10,148 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:52:10,148 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:52:10,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:10" (1/1) ... [2024-12-06 01:52:10,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:10" (1/1) ... [2024-12-06 01:52:10,187 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-12-06 01:52:10,187 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:52:10,188 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:52:10,188 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:52:10,188 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:52:10,196 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:10" (1/1) ... [2024-12-06 01:52:10,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:10" (1/1) ... [2024-12-06 01:52:10,200 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:10" (1/1) ... [2024-12-06 01:52:10,200 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:10" (1/1) ... [2024-12-06 01:52:10,208 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:10" (1/1) ... [2024-12-06 01:52:10,209 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:10" (1/1) ... [2024-12-06 01:52:10,211 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:10" (1/1) ... [2024-12-06 01:52:10,213 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:10" (1/1) ... [2024-12-06 01:52:10,214 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:10" (1/1) ... [2024-12-06 01:52:10,216 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:52:10,217 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:52:10,217 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:52:10,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:52:10,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:52:10" (1/1) ... [2024-12-06 01:52:10,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:52:10,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:52:10,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:52:10,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:52:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:52:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:52:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-12-06 01:52:10,279 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-12-06 01:52:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:52:10,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:52:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:52:10,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:52:10,351 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:52:10,352 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:52:20,910 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-12-06 01:52:20,910 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:52:20,977 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:52:20,977 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 01:52:20,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:52:20 BoogieIcfgContainer [2024-12-06 01:52:20,978 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:52:20,979 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:52:20,979 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:52:20,986 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:52:20,987 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:52:20" (1/1) ... [2024-12-06 01:52:20,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:52:21,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:52:21,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-12-06 01:52:21,042 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-12-06 01:52:21,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:52:21,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:52:21,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:52:21,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:52:21,048 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:52:21,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09edacaf-b6ab-4356-a6eb-5b16d1c8fc3b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:52:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:52:27,919 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:52:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat