./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/cast_union_tight.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/cast_union_tight.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk --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 692e0f6bff326dae555773498e30d5c37d6c88dd20df70f4e6fff349bc763d90 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:30:18,379 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:30:18,484 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:30:18,491 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:30:18,491 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:30:18,528 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:30:18,528 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:30:18,529 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:30:18,529 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:30:18,530 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:30:18,532 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:30:18,532 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:30:18,532 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:30:18,534 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:30:18,534 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:30:18,535 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:30:18,535 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:30:18,535 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:30:18,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:30:18,536 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:30:18,536 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:30:18,540 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:30:18,541 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:30:18,541 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:30:18,541 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:30:18,541 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:30:18,542 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:30:18,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:30:18,542 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:30:18,543 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:30:18,543 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:30:18,543 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:30:18,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:30:18,544 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 692e0f6bff326dae555773498e30d5c37d6c88dd20df70f4e6fff349bc763d90 [2024-11-08 23:30:18,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:30:18,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:30:18,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:30:18,852 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:30:18,853 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:30:18,855 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/cast_union_tight.c Unable to find full path for "g++" [2024-11-08 23:30:20,784 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:30:20,973 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:30:20,973 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/sv-benchmarks/c/float-benchs/cast_union_tight.c [2024-11-08 23:30:20,980 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/data/a1f0076c8/b535993a3a894b8c9ce8c7400422144c/FLAG0f6fa4e26 [2024-11-08 23:30:20,994 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/data/a1f0076c8/b535993a3a894b8c9ce8c7400422144c [2024-11-08 23:30:20,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:30:20,998 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:30:20,999 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:30:21,000 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:30:21,007 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:30:21,008 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:30:20" (1/1) ... [2024-11-08 23:30:21,009 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10f8a818 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:21, skipping insertion in model container [2024-11-08 23:30:21,010 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:30:20" (1/1) ... [2024-11-08 23:30:21,025 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:30:21,219 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_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/sv-benchmarks/c/float-benchs/cast_union_tight.c[495,508] [2024-11-08 23:30:21,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:30:21,263 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:30:21,276 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_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/sv-benchmarks/c/float-benchs/cast_union_tight.c[495,508] [2024-11-08 23:30:21,285 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:30:21,305 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:30:21,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:21 WrapperNode [2024-11-08 23:30:21,305 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:30:21,307 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:30:21,307 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:30:21,307 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:30:21,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:21" (1/1) ... [2024-11-08 23:30:21,321 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:21" (1/1) ... [2024-11-08 23:30:21,345 INFO L138 Inliner]: procedures = 17, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2024-11-08 23:30:21,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:30:21,346 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:30:21,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:30:21,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:30:21,355 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:21" (1/1) ... [2024-11-08 23:30:21,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:21" (1/1) ... [2024-11-08 23:30:21,357 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:21" (1/1) ... [2024-11-08 23:30:21,358 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:21" (1/1) ... [2024-11-08 23:30:21,364 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:21" (1/1) ... [2024-11-08 23:30:21,366 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:21" (1/1) ... [2024-11-08 23:30:21,367 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:21" (1/1) ... [2024-11-08 23:30:21,368 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:21" (1/1) ... [2024-11-08 23:30:21,370 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:30:21,371 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:30:21,371 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:30:21,371 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:30:21,372 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:21" (1/1) ... [2024-11-08 23:30:21,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:30:21,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:30:21,408 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:30:21,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:30:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:30:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:30:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:30:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 23:30:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:30:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:30:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:30:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:30:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:30:21,518 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:30:21,520 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:30:21,655 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 23:30:21,655 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:30:21,774 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:30:21,774 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:30:21,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:30:21 BoogieIcfgContainer [2024-11-08 23:30:21,775 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:30:21,776 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:30:21,776 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:30:21,791 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:30:21,791 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:30:21" (1/1) ... [2024-11-08 23:30:21,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:30:21,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:21,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 23:30:21,862 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 23:30:21,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:30:21,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:21,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:30:22,068 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:30:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:30:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:30:22,258 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:30:22,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:30:22,291 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:30:22,315 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:30:22 ImpRootNode [2024-11-08 23:30:22,316 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:30:22,317 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:30:22,317 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:30:22,317 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:30:22,318 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:30:21" (3/4) ... [2024-11-08 23:30:22,320 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:30:22,321 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:30:22,323 INFO L158 Benchmark]: Toolchain (without parser) took 1324.53ms. Allocated memory is still 157.3MB. Free memory was 121.8MB in the beginning and 84.2MB in the end (delta: 37.6MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2024-11-08 23:30:22,323 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 87.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:30:22,324 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.34ms. Allocated memory is still 157.3MB. Free memory was 121.8MB in the beginning and 126.1MB in the end (delta: -4.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:30:22,325 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.88ms. Allocated memory is still 157.3MB. Free memory was 126.1MB in the beginning and 124.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:30:22,326 INFO L158 Benchmark]: Boogie Preprocessor took 23.94ms. Allocated memory is still 157.3MB. Free memory was 124.9MB in the beginning and 123.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:30:22,327 INFO L158 Benchmark]: RCFGBuilder took 404.72ms. Allocated memory is still 157.3MB. Free memory was 123.4MB in the beginning and 104.6MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:30:22,328 INFO L158 Benchmark]: CodeCheck took 540.00ms. Allocated memory is still 157.3MB. Free memory was 104.6MB in the beginning and 84.2MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 23:30:22,329 INFO L158 Benchmark]: Witness Printer took 5.03ms. Allocated memory is still 157.3MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:30:22,332 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: 0.5s, 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, 0.1s 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 - UnprovableResult [Line: 9]: 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 bitwiseOr at line 22, overapproximation of someBinaryArithmeticDOUBLEoperation at line 23, overapproximation of someBinaryDOUBLEComparisonOperation at line 34. Possible FailurePath: [L28] int a; [L29] double r; [L31] a = __VERIFIER_nondet_int() [L33] CALL, EXPR cast(a) [L18] union u x, y; [L19] x.i[0] = 0x43300000 [L20] EXPR x.i[0] [L20] y.i[0] = x.i[0] [L21] x.i[1] = 0x80000000 [L22] EXPR x.i[1] [L22] EXPR i ^ x.i[1] [L22] y.i[1] = i ^ x.i[1] [L23] EXPR y.d [L23] EXPR x.d [L23] return y.d - x.d; [L23] return y.d - x.d; [L23] return y.d - x.d; [L33] RET, EXPR cast(a) [L33] r = cast(a) [L34] CALL __VERIFIER_assert(r == a) [L9] COND TRUE !(cond) [L9] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 87.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.34ms. Allocated memory is still 157.3MB. Free memory was 121.8MB in the beginning and 126.1MB in the end (delta: -4.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.88ms. Allocated memory is still 157.3MB. Free memory was 126.1MB in the beginning and 124.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.94ms. Allocated memory is still 157.3MB. Free memory was 124.9MB in the beginning and 123.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 404.72ms. Allocated memory is still 157.3MB. Free memory was 123.4MB in the beginning and 104.6MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 540.00ms. Allocated memory is still 157.3MB. Free memory was 104.6MB in the beginning and 84.2MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 5.03ms. Allocated memory is still 157.3MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:30:22,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/cast_union_tight.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk --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 692e0f6bff326dae555773498e30d5c37d6c88dd20df70f4e6fff349bc763d90 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:30:24,804 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:30:24,914 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:30:24,956 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:30:24,957 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:30:24,957 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:30:24,958 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:30:24,959 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:30:24,960 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:30:24,960 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:30:24,961 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:30:24,961 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:30:24,961 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:30:24,962 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:30:24,962 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:30:24,962 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:30:24,963 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:30:24,966 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:30:24,966 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:30:24,967 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:30:24,967 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:30:24,972 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:30:24,972 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:30:24,972 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:30:24,973 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:30:24,973 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:30:24,973 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:24,973 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:30:24,974 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:30:24,974 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:30:24,974 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:30:24,975 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:30:24,975 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:30:24,977 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:30:24,977 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:24,977 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:30:24,977 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 692e0f6bff326dae555773498e30d5c37d6c88dd20df70f4e6fff349bc763d90 [2024-11-08 23:30:25,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:30:25,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:30:25,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:30:25,428 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:30:25,428 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:30:25,430 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/cast_union_tight.c Unable to find full path for "g++" [2024-11-08 23:30:27,505 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:30:27,703 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:30:27,703 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/sv-benchmarks/c/float-benchs/cast_union_tight.c [2024-11-08 23:30:27,713 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/data/638177742/4ed775717cd34d4b91d8726a268fbed5/FLAG9a00d2212 [2024-11-08 23:30:28,077 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/data/638177742/4ed775717cd34d4b91d8726a268fbed5 [2024-11-08 23:30:28,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:30:28,081 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:30:28,083 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:30:28,083 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:30:28,087 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:30:28,087 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:30:28" (1/1) ... [2024-11-08 23:30:28,089 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@718b41f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:28, skipping insertion in model container [2024-11-08 23:30:28,089 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:30:28" (1/1) ... [2024-11-08 23:30:28,106 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:30:28,314 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_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/sv-benchmarks/c/float-benchs/cast_union_tight.c[495,508] [2024-11-08 23:30:28,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:30:28,360 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:30:28,374 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_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/sv-benchmarks/c/float-benchs/cast_union_tight.c[495,508] [2024-11-08 23:30:28,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:30:28,418 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:30:28,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:28 WrapperNode [2024-11-08 23:30:28,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:30:28,421 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:30:28,422 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:30:28,422 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:30:28,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:28" (1/1) ... [2024-11-08 23:30:28,444 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:28" (1/1) ... [2024-11-08 23:30:28,467 INFO L138 Inliner]: procedures = 20, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2024-11-08 23:30:28,468 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:30:28,469 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:30:28,470 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:30:28,470 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:30:28,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:28" (1/1) ... [2024-11-08 23:30:28,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:28" (1/1) ... [2024-11-08 23:30:28,484 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:28" (1/1) ... [2024-11-08 23:30:28,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:28" (1/1) ... [2024-11-08 23:30:28,498 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:28" (1/1) ... [2024-11-08 23:30:28,503 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:28" (1/1) ... [2024-11-08 23:30:28,504 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:28" (1/1) ... [2024-11-08 23:30:28,509 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:28" (1/1) ... [2024-11-08 23:30:28,512 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:30:28,516 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:30:28,516 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:30:28,516 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:30:28,517 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:28" (1/1) ... [2024-11-08 23:30:28,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:30:28,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:30:28,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:30:28,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:30:28,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:30:28,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-08 23:30:28,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:30:28,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:30:28,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:30:28,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:30:28,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:30:28,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:30:28,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:30:28,693 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:30:28,697 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:30:28,951 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 23:30:28,951 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:30:29,004 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:30:29,004 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:30:29,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:30:29 BoogieIcfgContainer [2024-11-08 23:30:29,005 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:30:29,006 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:30:29,006 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:30:29,016 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:30:29,016 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:30:29" (1/1) ... [2024-11-08 23:30:29,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:30:29,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:29,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 23:30:29,089 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 23:30:29,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:30:29,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:29,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:29,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:29,096 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:29,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dab96e5-47eb-4dbc-bb11-b63bdac7591a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:30:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:30:29,373 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:30:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat