./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.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_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/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_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/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_0a4c6103-0895-4819-9c87-69c8fadec1e3/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 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:29:10,778 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:29:10,832 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:29:10,836 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:29:10,836 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:29:10,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:29:10,856 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:29:10,857 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:29:10,857 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:29:10,857 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:29:10,857 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:29:10,857 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:29:10,858 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:29:10,858 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:29:10,858 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:29:10,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:29:10,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:29:10,858 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:29:10,858 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:29:10,858 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:29:10,859 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:29:10,859 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:29:10,859 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:29:10,859 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:29:10,859 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:29:10,859 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:29:10,859 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:29:10,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:29:10,859 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:29:10,860 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:29:10,860 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:29:10,860 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:29:10,860 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:29:10,860 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_0a4c6103-0895-4819-9c87-69c8fadec1e3/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 -> 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 [2024-12-06 05:29:11,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:29:11,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:29:11,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:29:11,074 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:29:11,074 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:29:11,075 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2024-12-06 05:29:13,706 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/data/4e9b46705/086f6b489c6849a48e4b3929e392c998/FLAGe01609d7c [2024-12-06 05:29:13,896 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:29:13,897 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2024-12-06 05:29:13,909 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/data/4e9b46705/086f6b489c6849a48e4b3929e392c998/FLAGe01609d7c [2024-12-06 05:29:14,273 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/data/4e9b46705/086f6b489c6849a48e4b3929e392c998 [2024-12-06 05:29:14,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:29:14,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:29:14,277 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:29:14,278 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:29:14,281 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:29:14,281 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:29:14" (1/1) ... [2024-12-06 05:29:14,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b156689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:14, skipping insertion in model container [2024-12-06 05:29:14,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:29:14" (1/1) ... [2024-12-06 05:29:14,291 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:29:14,397 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_0a4c6103-0895-4819-9c87-69c8fadec1e3/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2024-12-06 05:29:14,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:29:14,409 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:29:14,419 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_0a4c6103-0895-4819-9c87-69c8fadec1e3/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2024-12-06 05:29:14,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:29:14,432 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:29:14,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:14 WrapperNode [2024-12-06 05:29:14,433 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:29:14,434 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:29:14,434 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:29:14,434 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:29:14,438 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:14" (1/1) ... [2024-12-06 05:29:14,442 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:14" (1/1) ... [2024-12-06 05:29:14,451 INFO L138 Inliner]: procedures = 11, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-12-06 05:29:14,451 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:29:14,451 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:29:14,451 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:29:14,452 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:29:14,456 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:14" (1/1) ... [2024-12-06 05:29:14,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:14" (1/1) ... [2024-12-06 05:29:14,456 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:14" (1/1) ... [2024-12-06 05:29:14,456 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:14" (1/1) ... [2024-12-06 05:29:14,458 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:14" (1/1) ... [2024-12-06 05:29:14,459 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:14" (1/1) ... [2024-12-06 05:29:14,459 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:14" (1/1) ... [2024-12-06 05:29:14,460 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:14" (1/1) ... [2024-12-06 05:29:14,460 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:14" (1/1) ... [2024-12-06 05:29:14,461 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:29:14,461 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:29:14,461 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:29:14,461 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:29:14,462 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:14" (1/1) ... [2024-12-06 05:29:14,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:29:14,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:29:14,487 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:29:14,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:29:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:29:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:29:14,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:29:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:29:14,554 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:29:14,556 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:29:14,611 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-12-06 05:29:14,611 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:29:14,626 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:29:14,626 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:29:14,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:29:14 BoogieIcfgContainer [2024-12-06 05:29:14,627 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:29:14,628 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:29:14,628 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:29:14,636 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:29:14,636 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:29:14" (1/1) ... [2024-12-06 05:29:14,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:29:14,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:29:14,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 05:29:14,684 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 05:29:14,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:29:14,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:29:14,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:29:14,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:29:14,752 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:29:14,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:29:14,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:29:14,792 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:29:14,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:29:14,803 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 05:29:14,818 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:29:14 ImpRootNode [2024-12-06 05:29:14,818 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:29:14,818 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:29:14,818 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:29:14,819 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:29:14,819 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:29:14" (3/4) ... [2024-12-06 05:29:14,822 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 05:29:14,822 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:29:14,823 INFO L158 Benchmark]: Toolchain (without parser) took 546.72ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 87.8MB in the end (delta: 31.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:29:14,824 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:29:14,824 INFO L158 Benchmark]: CACSL2BoogieTranslator took 155.64ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 108.1MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:29:14,825 INFO L158 Benchmark]: Boogie Procedure Inliner took 17.47ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 107.2MB in the end (delta: 945.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:29:14,825 INFO L158 Benchmark]: Boogie Preprocessor took 9.47ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 106.5MB in the end (delta: 730.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:29:14,826 INFO L158 Benchmark]: RCFGBuilder took 165.66ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 97.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:29:14,826 INFO L158 Benchmark]: CodeCheck took 190.19ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 88.0MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:29:14,826 INFO L158 Benchmark]: Witness Printer took 4.22ms. Allocated memory is still 142.6MB. Free memory was 88.0MB in the beginning and 87.8MB in the end (delta: 235.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:29:14,829 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 1 procedures, 6 locations, 1 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, 3 NumberOfCodeBlocks, 3 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: 12]: 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 to_int at line 7, overapproximation of to_real at line 6. Possible FailurePath: [L6] float f = 1; [L7] int i = f; [L8] COND TRUE i == 1 [L12] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 155.64ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 108.1MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 17.47ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 107.2MB in the end (delta: 945.1kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 9.47ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 106.5MB in the end (delta: 730.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 165.66ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 97.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 190.19ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 88.0MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.22ms. Allocated memory is still 142.6MB. Free memory was 88.0MB in the beginning and 87.8MB in the end (delta: 235.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 05:29:14,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/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_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/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_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/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_0a4c6103-0895-4819-9c87-69c8fadec1e3/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 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:29:17,138 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:29:17,217 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:29:17,242 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:29:17,243 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:29:17,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:29:17,244 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:29:17,244 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:29:17,244 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:29:17,244 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:29:17,244 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:29:17,244 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:29:17,244 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:29:17,244 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:29:17,245 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:29:17,245 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:29:17,245 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:29:17,245 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:29:17,245 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:29:17,245 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:29:17,245 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:29:17,245 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:29:17,245 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:29:17,245 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:29:17,245 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:29:17,245 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:29:17,246 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:29:17,246 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:29:17,246 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:29:17,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:29:17,246 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:29:17,246 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:29:17,246 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:29:17,246 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:29:17,246 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:29:17,246 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:29:17,246 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_0a4c6103-0895-4819-9c87-69c8fadec1e3/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 -> 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 [2024-12-06 05:29:17,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:29:17,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:29:17,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:29:17,497 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:29:17,498 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:29:17,499 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2024-12-06 05:29:20,173 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/data/ca7092c16/3706490f31cc47ca882899d7cfeed902/FLAG8f6101a59 [2024-12-06 05:29:20,328 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:29:20,328 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2024-12-06 05:29:20,334 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/data/ca7092c16/3706490f31cc47ca882899d7cfeed902/FLAG8f6101a59 [2024-12-06 05:29:20,722 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/data/ca7092c16/3706490f31cc47ca882899d7cfeed902 [2024-12-06 05:29:20,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:29:20,725 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:29:20,726 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:29:20,726 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:29:20,729 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:29:20,730 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:29:20" (1/1) ... [2024-12-06 05:29:20,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@534d1acc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:20, skipping insertion in model container [2024-12-06 05:29:20,731 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:29:20" (1/1) ... [2024-12-06 05:29:20,739 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:29:20,837 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_0a4c6103-0895-4819-9c87-69c8fadec1e3/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2024-12-06 05:29:20,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:29:20,851 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:29:20,859 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_0a4c6103-0895-4819-9c87-69c8fadec1e3/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2024-12-06 05:29:20,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:29:20,870 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:29:20,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:20 WrapperNode [2024-12-06 05:29:20,871 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:29:20,872 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:29:20,872 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:29:20,872 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:29:20,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:20" (1/1) ... [2024-12-06 05:29:20,881 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:20" (1/1) ... [2024-12-06 05:29:20,892 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2024-12-06 05:29:20,892 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:29:20,892 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:29:20,892 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:29:20,892 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:29:20,896 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:20" (1/1) ... [2024-12-06 05:29:20,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:20" (1/1) ... [2024-12-06 05:29:20,898 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:20" (1/1) ... [2024-12-06 05:29:20,898 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:20" (1/1) ... [2024-12-06 05:29:20,903 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:20" (1/1) ... [2024-12-06 05:29:20,903 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:20" (1/1) ... [2024-12-06 05:29:20,905 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:20" (1/1) ... [2024-12-06 05:29:20,906 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:20" (1/1) ... [2024-12-06 05:29:20,907 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:20" (1/1) ... [2024-12-06 05:29:20,908 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:29:20,909 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:29:20,909 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:29:20,909 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:29:20,910 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:29:20" (1/1) ... [2024-12-06 05:29:20,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:29:20,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:29:20,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:29:20,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:29:20,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:29:20,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:29:20,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:29:20,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:29:20,998 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:29:20,999 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:29:21,068 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-06 05:29:21,068 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:29:21,092 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:29:21,093 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:29:21,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:29:21 BoogieIcfgContainer [2024-12-06 05:29:21,093 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:29:21,094 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:29:21,094 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:29:21,102 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:29:21,102 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:29:21" (1/1) ... [2024-12-06 05:29:21,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:29:21,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:29:21,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 05:29:21,143 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 05:29:21,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:29:21,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:29:21,145 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:29:21,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:29:21,146 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:29:21,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:29:21,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:29:21,193 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:29:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:29:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:29:21,226 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:29:21,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:29:21,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:29:21,238 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 05:29:21,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:29:21 ImpRootNode [2024-12-06 05:29:21,254 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:29:21,259 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:29:21,259 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:29:21,259 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:29:21,260 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:29:21" (3/4) ... [2024-12-06 05:29:21,261 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 05:29:21,290 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 2. [2024-12-06 05:29:21,327 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:29:21,327 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:29:21,327 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:29:21,328 INFO L158 Benchmark]: Toolchain (without parser) took 602.94ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 64.6MB in the end (delta: 5.0MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2024-12-06 05:29:21,328 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:29:21,329 INFO L158 Benchmark]: CACSL2BoogieTranslator took 144.95ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 58.4MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:29:21,329 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.30ms. Allocated memory is still 92.3MB. Free memory was 58.4MB in the beginning and 57.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:29:21,330 INFO L158 Benchmark]: Boogie Preprocessor took 16.15ms. Allocated memory is still 92.3MB. Free memory was 57.3MB in the beginning and 56.5MB in the end (delta: 850.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:29:21,330 INFO L158 Benchmark]: RCFGBuilder took 184.38ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 46.9MB in the end (delta: 9.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:29:21,330 INFO L158 Benchmark]: CodeCheck took 160.33ms. Allocated memory is still 92.3MB. Free memory was 46.8MB in the beginning and 38.7MB in the end (delta: 8.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:29:21,331 INFO L158 Benchmark]: Witness Printer took 68.20ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 64.6MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:29:21,333 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 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, 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, 3 NumberOfCodeBlocks, 3 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 - CounterExampleResult [Line: 12]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L6] float f = 1; [L7] int i = f; VAL [i=1] [L8] COND TRUE i == 1 [L12] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 144.95ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 58.4MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.30ms. Allocated memory is still 92.3MB. Free memory was 58.4MB in the beginning and 57.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.15ms. Allocated memory is still 92.3MB. Free memory was 57.3MB in the beginning and 56.5MB in the end (delta: 850.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 184.38ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 46.9MB in the end (delta: 9.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 160.33ms. Allocated memory is still 92.3MB. Free memory was 46.8MB in the beginning and 38.7MB in the end (delta: 8.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 68.20ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 64.6MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 05:29:21,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a4c6103-0895-4819-9c87-69c8fadec1e3/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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE