./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/square_5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/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_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/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_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/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 95850d9ace07be9fad13430ca25ab838987eafca40e87b378615766ec56483f7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:28:08,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:28:09,072 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:28:09,080 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:28:09,082 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:28:09,106 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:28:09,107 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:28:09,108 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:28:09,108 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:28:09,109 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:28:09,109 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:28:09,110 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:28:09,110 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:28:09,113 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:28:09,113 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:28:09,113 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:28:09,114 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:28:09,114 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:28:09,114 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:28:09,115 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:28:09,115 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:28:09,118 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:28:09,118 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:28:09,119 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:28:09,119 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:28:09,119 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:28:09,120 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:28:09,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:09,120 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:28:09,121 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:28:09,121 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:28:09,121 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:28:09,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:28:09,122 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_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95850d9ace07be9fad13430ca25ab838987eafca40e87b378615766ec56483f7 [2024-11-09 00:28:09,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:28:09,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:28:09,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:28:09,412 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:28:09,413 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:28:09,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/square_5.i Unable to find full path for "g++" [2024-11-09 00:28:11,421 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:28:11,696 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:28:11,698 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/sv-benchmarks/c/floats-cdfpl/square_5.i [2024-11-09 00:28:11,707 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/data/112046b76/3d449c66f7ea4c88ac719dfa4c0b720a/FLAGf108414d5 [2024-11-09 00:28:11,996 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/data/112046b76/3d449c66f7ea4c88ac719dfa4c0b720a [2024-11-09 00:28:11,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:28:12,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:28:12,002 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:12,003 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:28:12,008 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:28:12,009 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:11" (1/1) ... [2024-11-09 00:28:12,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43b2973f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:12, skipping insertion in model container [2024-11-09 00:28:12,011 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:11" (1/1) ... [2024-11-09 00:28:12,033 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:28:12,255 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_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/sv-benchmarks/c/floats-cdfpl/square_5.i[1628,1641] [2024-11-09 00:28:12,260 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:12,271 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:28:12,284 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_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/sv-benchmarks/c/floats-cdfpl/square_5.i[1628,1641] [2024-11-09 00:28:12,285 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:12,303 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:28:12,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:12 WrapperNode [2024-11-09 00:28:12,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:12,305 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:12,306 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:28:12,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:28:12,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:12" (1/1) ... [2024-11-09 00:28:12,321 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:12" (1/1) ... [2024-11-09 00:28:12,338 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21 [2024-11-09 00:28:12,338 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:12,339 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:28:12,339 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:28:12,339 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:28:12,348 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:12" (1/1) ... [2024-11-09 00:28:12,349 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:12" (1/1) ... [2024-11-09 00:28:12,350 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:12" (1/1) ... [2024-11-09 00:28:12,350 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:12" (1/1) ... [2024-11-09 00:28:12,354 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:12" (1/1) ... [2024-11-09 00:28:12,356 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:12" (1/1) ... [2024-11-09 00:28:12,357 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:12" (1/1) ... [2024-11-09 00:28:12,358 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:12" (1/1) ... [2024-11-09 00:28:12,359 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:28:12,360 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:28:12,360 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:28:12,360 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:28:12,361 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:12" (1/1) ... [2024-11-09 00:28:12,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:12,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:28:12,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:28:12,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:28:12,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:28:12,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:28:12,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:28:12,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:28:12,501 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:28:12,504 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:28:12,644 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-09 00:28:12,646 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:28:12,722 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:28:12,722 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:28:12,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:12 BoogieIcfgContainer [2024-11-09 00:28:12,723 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:28:12,724 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:28:12,724 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:28:12,745 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:28:12,746 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:12" (1/1) ... [2024-11-09 00:28:12,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:28:12,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:12,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-09 00:28:12,824 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-09 00:28:12,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:28:12,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:12,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:28:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:12,929 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:28:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:12,978 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:28:12,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:28:12,992 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:28:13,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:28:13 ImpRootNode [2024-11-09 00:28:13,011 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:28:13,012 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:28:13,012 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:28:13,012 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:28:13,013 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:12" (3/4) ... [2024-11-09 00:28:13,015 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:28:13,017 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:28:13,018 INFO L158 Benchmark]: Toolchain (without parser) took 1016.86ms. Allocated memory is still 142.6MB. Free memory was 112.5MB in the beginning and 75.8MB in the end (delta: 36.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-09 00:28:13,018 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 104.9MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:13,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.25ms. Allocated memory is still 142.6MB. Free memory was 112.1MB in the beginning and 100.1MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:28:13,020 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.84ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 98.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:28:13,021 INFO L158 Benchmark]: Boogie Preprocessor took 20.36ms. Allocated memory is still 142.6MB. Free memory was 98.4MB in the beginning and 97.6MB in the end (delta: 820.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:13,021 INFO L158 Benchmark]: RCFGBuilder took 362.83ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 87.1MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:28:13,035 INFO L158 Benchmark]: CodeCheck took 287.25ms. Allocated memory is still 142.6MB. Free memory was 86.7MB in the beginning and 76.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:28:13,036 INFO L158 Benchmark]: Witness Printer took 5.56ms. Allocated memory is still 142.6MB. Free memory was 76.2MB in the beginning and 75.8MB in the end (delta: 396.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:13,040 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 - UnprovableResult [Line: 38]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 37, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L29] float IN = __VERIFIER_nondet_float(); [L30] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L24] COND FALSE !(!cond) [L30] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L32] float x = IN; [L34-L35] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L37] COND TRUE !(result >= 0.0f && result < 1.3985f) [L38] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 104.9MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.25ms. Allocated memory is still 142.6MB. Free memory was 112.1MB in the beginning and 100.1MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.84ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 98.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.36ms. Allocated memory is still 142.6MB. Free memory was 98.4MB in the beginning and 97.6MB in the end (delta: 820.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 362.83ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 87.1MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 287.25ms. Allocated memory is still 142.6MB. Free memory was 86.7MB in the beginning and 76.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 5.56ms. Allocated memory is still 142.6MB. Free memory was 76.2MB in the beginning and 75.8MB in the end (delta: 396.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:28:13,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/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_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/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_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/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 95850d9ace07be9fad13430ca25ab838987eafca40e87b378615766ec56483f7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:28:15,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:28:15,599 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:28:15,641 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:28:15,642 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:28:15,643 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:28:15,643 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:28:15,644 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:28:15,644 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:28:15,645 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:28:15,645 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:28:15,646 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:28:15,646 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:28:15,649 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:28:15,649 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:28:15,650 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:28:15,650 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:28:15,650 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:28:15,650 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:28:15,651 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:28:15,651 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:28:15,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:28:15,652 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:28:15,656 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:28:15,657 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:28:15,657 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:28:15,657 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:15,658 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:28:15,658 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:28:15,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:15,658 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:28:15,659 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:28:15,659 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:28:15,659 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:28:15,659 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:15,660 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:28:15,660 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_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95850d9ace07be9fad13430ca25ab838987eafca40e87b378615766ec56483f7 [2024-11-09 00:28:16,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:28:16,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:28:16,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:28:16,058 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:28:16,059 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:28:16,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/square_5.i Unable to find full path for "g++" [2024-11-09 00:28:18,168 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:28:18,395 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:28:18,395 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/sv-benchmarks/c/floats-cdfpl/square_5.i [2024-11-09 00:28:18,405 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/data/77569fd76/ef1ac8d9383f4838bc4ca145f9cf186d/FLAGc62fe18f0 [2024-11-09 00:28:18,426 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/data/77569fd76/ef1ac8d9383f4838bc4ca145f9cf186d [2024-11-09 00:28:18,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:28:18,432 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:28:18,435 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:18,435 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:28:18,442 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:28:18,443 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:18" (1/1) ... [2024-11-09 00:28:18,444 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f612668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:18, skipping insertion in model container [2024-11-09 00:28:18,444 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:18" (1/1) ... [2024-11-09 00:28:18,471 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:28:18,718 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_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/sv-benchmarks/c/floats-cdfpl/square_5.i[1628,1641] [2024-11-09 00:28:18,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:18,742 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:28:18,763 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_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/sv-benchmarks/c/floats-cdfpl/square_5.i[1628,1641] [2024-11-09 00:28:18,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:18,791 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:28:18,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:18 WrapperNode [2024-11-09 00:28:18,795 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:18,796 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:18,796 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:28:18,796 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:28:18,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:18" (1/1) ... [2024-11-09 00:28:18,815 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:18" (1/1) ... [2024-11-09 00:28:18,832 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2024-11-09 00:28:18,833 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:18,834 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:28:18,835 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:28:18,835 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:28:18,844 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:18" (1/1) ... [2024-11-09 00:28:18,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:18" (1/1) ... [2024-11-09 00:28:18,849 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:18" (1/1) ... [2024-11-09 00:28:18,851 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:18" (1/1) ... [2024-11-09 00:28:18,862 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:18" (1/1) ... [2024-11-09 00:28:18,864 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:18" (1/1) ... [2024-11-09 00:28:18,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:18" (1/1) ... [2024-11-09 00:28:18,871 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:18" (1/1) ... [2024-11-09 00:28:18,877 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:28:18,878 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:28:18,878 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:28:18,878 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:28:18,879 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:18" (1/1) ... [2024-11-09 00:28:18,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:18,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:28:18,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:28:18,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:28:18,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:28:18,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:28:18,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:28:18,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:28:19,084 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:28:19,087 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:28:29,297 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-09 00:28:29,297 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:28:29,381 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:28:29,382 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:28:29,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:29 BoogieIcfgContainer [2024-11-09 00:28:29,382 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:28:29,383 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:28:29,383 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:28:29,398 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:28:29,398 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:29" (1/1) ... [2024-11-09 00:28:29,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:28:29,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:29,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-09 00:28:29,472 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-09 00:28:29,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:28:29,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:29,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:29,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:28:29,479 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:28:29,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:39:13,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:39:13,811 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:39:23,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:39:24,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:39:24,081 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:39:24,084 INFO L158 Benchmark]: Toolchain (without parser) took 665652.11ms. Allocated memory is still 90.2MB. Free memory was 66.4MB in the beginning and 50.9MB in the end (delta: 15.5MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2024-11-09 00:39:24,085 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 65.0MB. Free memory was 41.8MB in the beginning and 41.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:39:24,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.33ms. Allocated memory is still 90.2MB. Free memory was 66.2MB in the beginning and 53.4MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:39:24,089 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.46ms. Allocated memory is still 90.2MB. Free memory was 53.4MB in the beginning and 51.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:39:24,090 INFO L158 Benchmark]: Boogie Preprocessor took 42.66ms. Allocated memory is still 90.2MB. Free memory was 51.9MB in the beginning and 50.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:39:24,091 INFO L158 Benchmark]: RCFGBuilder took 10504.60ms. Allocated memory is still 90.2MB. Free memory was 50.6MB in the beginning and 59.5MB in the end (delta: -9.0MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2024-11-09 00:39:24,093 INFO L158 Benchmark]: CodeCheck took 654699.97ms. Allocated memory is still 90.2MB. Free memory was 59.5MB in the beginning and 50.9MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 00:39:24,099 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 65.0MB. Free memory was 41.8MB in the beginning and 41.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 360.33ms. Allocated memory is still 90.2MB. Free memory was 66.2MB in the beginning and 53.4MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.46ms. Allocated memory is still 90.2MB. Free memory was 53.4MB in the beginning and 51.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.66ms. Allocated memory is still 90.2MB. Free memory was 51.9MB in the beginning and 50.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10504.60ms. Allocated memory is still 90.2MB. Free memory was 50.6MB in the beginning and 59.5MB in the end (delta: -9.0MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * CodeCheck took 654699.97ms. Allocated memory is still 90.2MB. Free memory was 59.5MB in the beginning and 50.9MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:39:24,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9dde86-a7e4-4cbe-8068-ae69b28773a1/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown