./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/nan_double_range.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_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/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_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double_range.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/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_5866590b-b28b-4873-8fd7-cdea387e37ce/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 797690fe71841b0a44bd1fd32f2345404ce21c41a044ac3f72f0df27db5c2176 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:02:25,949 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:02:26,026 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:02:26,030 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:02:26,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:02:26,053 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:02:26,054 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:02:26,055 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:02:26,055 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:02:26,056 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:02:26,056 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:02:26,057 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:02:26,057 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:02:26,058 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:02:26,058 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:02:26,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:02:26,059 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:02:26,060 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:02:26,060 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:02:26,061 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:02:26,061 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:02:26,062 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:02:26,062 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:02:26,063 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:02:26,063 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:02:26,064 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:02:26,064 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:02:26,064 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:02:26,065 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:02:26,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:02:26,066 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:02:26,066 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:02:26,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:02:26,067 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_5866590b-b28b-4873-8fd7-cdea387e37ce/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 797690fe71841b0a44bd1fd32f2345404ce21c41a044ac3f72f0df27db5c2176 [2024-11-09 00:02:26,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:02:26,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:02:26,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:02:26,374 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:02:26,375 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:02:26,376 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/nan_double_range.c Unable to find full path for "g++" [2024-11-09 00:02:28,327 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:02:28,543 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:02:28,544 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/sv-benchmarks/c/float-benchs/nan_double_range.c [2024-11-09 00:02:28,551 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/data/85873d709/22435d8a274e4319a391c805b03d18c5/FLAG70386ce9f [2024-11-09 00:02:28,566 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/data/85873d709/22435d8a274e4319a391c805b03d18c5 [2024-11-09 00:02:28,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:02:28,570 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:02:28,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:02:28,573 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:02:28,579 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:02:28,580 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:02:28" (1/1) ... [2024-11-09 00:02:28,584 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@140e485b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:28, skipping insertion in model container [2024-11-09 00:02:28,584 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:02:28" (1/1) ... [2024-11-09 00:02:28,608 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:02:28,789 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_5866590b-b28b-4873-8fd7-cdea387e37ce/sv-benchmarks/c/float-benchs/nan_double_range.c[422,435] [2024-11-09 00:02:28,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:02:28,805 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:02:28,814 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_5866590b-b28b-4873-8fd7-cdea387e37ce/sv-benchmarks/c/float-benchs/nan_double_range.c[422,435] [2024-11-09 00:02:28,816 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:02:28,829 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:02:28,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:28 WrapperNode [2024-11-09 00:02:28,829 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:02:28,830 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:02:28,830 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:02:28,830 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:02:28,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:28" (1/1) ... [2024-11-09 00:02:28,844 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:28" (1/1) ... [2024-11-09 00:02:28,859 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 23 [2024-11-09 00:02:28,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:02:28,860 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:02:28,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:02:28,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:02:28,869 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:28" (1/1) ... [2024-11-09 00:02:28,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:28" (1/1) ... [2024-11-09 00:02:28,870 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:28" (1/1) ... [2024-11-09 00:02:28,871 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:28" (1/1) ... [2024-11-09 00:02:28,874 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:28" (1/1) ... [2024-11-09 00:02:28,875 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:28" (1/1) ... [2024-11-09 00:02:28,876 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:28" (1/1) ... [2024-11-09 00:02:28,877 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:28" (1/1) ... [2024-11-09 00:02:28,878 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:02:28,879 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:02:28,879 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:02:28,879 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:02:28,880 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:28" (1/1) ... [2024-11-09 00:02:28,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:02:28,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:02:28,915 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:02:28,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:02:28,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:02:28,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:02:28,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:02:28,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:02:29,007 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:02:29,009 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:02:29,101 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-09 00:02:29,101 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:02:29,123 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:02:29,123 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:02:29,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:29 BoogieIcfgContainer [2024-11-09 00:02:29,124 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:02:29,124 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:02:29,124 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:02:29,135 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:02:29,135 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:29" (1/1) ... [2024-11-09 00:02:29,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:02:29,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:29,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-09 00:02:29,195 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-09 00:02:29,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:02:29,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:29,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:29,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:29,306 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:02:29,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:29,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:29,357 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:02:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:02:29,378 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:02:29,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:02:29 ImpRootNode [2024-11-09 00:02:29,397 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:02:29,397 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:02:29,398 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:02:29,398 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:02:29,398 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:29" (3/4) ... [2024-11-09 00:02:29,402 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:02:29,403 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:02:29,404 INFO L158 Benchmark]: Toolchain (without parser) took 833.65ms. Allocated memory is still 148.9MB. Free memory was 116.0MB in the beginning and 80.1MB in the end (delta: 35.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-09 00:02:29,404 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 148.9MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:29,405 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.99ms. Allocated memory is still 148.9MB. Free memory was 115.6MB in the beginning and 103.7MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:02:29,406 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.11ms. Allocated memory is still 148.9MB. Free memory was 103.7MB in the beginning and 102.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:02:29,406 INFO L158 Benchmark]: Boogie Preprocessor took 17.66ms. Allocated memory is still 148.9MB. Free memory was 102.4MB in the beginning and 101.4MB in the end (delta: 985.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:29,407 INFO L158 Benchmark]: RCFGBuilder took 244.88ms. Allocated memory is still 148.9MB. Free memory was 101.4MB in the beginning and 91.6MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:02:29,408 INFO L158 Benchmark]: CodeCheck took 272.40ms. Allocated memory is still 148.9MB. Free memory was 91.6MB in the beginning and 80.4MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:02:29,409 INFO L158 Benchmark]: Witness Printer took 5.33ms. Allocated memory is still 148.9MB. Free memory was 80.4MB in the beginning and 80.1MB in the end (delta: 322.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:29,413 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, 8 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, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 8]: 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 someBinaryDOUBLEComparisonOperation at line 15. Possible FailurePath: [L12] double x; [L13] x = __VERIFIER_nondet_double() [L15] COND TRUE x >= -1e307 && x <= 1e307 [L16] CALL __VERIFIER_assert(x==x) [L8] COND TRUE !(cond) [L8] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 148.9MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 256.99ms. Allocated memory is still 148.9MB. Free memory was 115.6MB in the beginning and 103.7MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.11ms. Allocated memory is still 148.9MB. Free memory was 103.7MB in the beginning and 102.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.66ms. Allocated memory is still 148.9MB. Free memory was 102.4MB in the beginning and 101.4MB in the end (delta: 985.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 244.88ms. Allocated memory is still 148.9MB. Free memory was 101.4MB in the beginning and 91.6MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 272.40ms. Allocated memory is still 148.9MB. Free memory was 91.6MB in the beginning and 80.4MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 5.33ms. Allocated memory is still 148.9MB. Free memory was 80.4MB in the beginning and 80.1MB in the end (delta: 322.9kB). 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 00:02:29,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/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_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/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_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double_range.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/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_5866590b-b28b-4873-8fd7-cdea387e37ce/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 797690fe71841b0a44bd1fd32f2345404ce21c41a044ac3f72f0df27db5c2176 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:02:31,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:02:31,935 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:02:31,981 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:02:31,982 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:02:31,983 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:02:31,984 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:02:31,984 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:02:31,985 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:02:31,985 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:02:31,986 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:02:31,988 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:02:31,989 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:02:31,989 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:02:31,989 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:02:31,990 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:02:31,990 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:02:31,990 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:02:31,991 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:02:31,991 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:02:31,991 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:02:31,996 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:02:31,996 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:02:31,996 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:02:31,997 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:02:31,997 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:02:31,997 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:31,998 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:02:31,998 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:02:31,998 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:02:31,999 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:02:31,999 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:02:32,003 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:02:32,003 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:02:32,003 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:32,004 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:02:32,004 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_5866590b-b28b-4873-8fd7-cdea387e37ce/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 797690fe71841b0a44bd1fd32f2345404ce21c41a044ac3f72f0df27db5c2176 [2024-11-09 00:02:32,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:02:32,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:02:32,461 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:02:32,463 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:02:32,468 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:02:32,470 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/nan_double_range.c Unable to find full path for "g++" [2024-11-09 00:02:34,770 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:02:35,000 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:02:35,000 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/sv-benchmarks/c/float-benchs/nan_double_range.c [2024-11-09 00:02:35,008 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/data/7e42d8c68/82a81230acbf4e1f94fe36a53b2fed0e/FLAG8ae7af173 [2024-11-09 00:02:35,031 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/data/7e42d8c68/82a81230acbf4e1f94fe36a53b2fed0e [2024-11-09 00:02:35,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:02:35,037 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:02:35,038 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:02:35,038 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:02:35,043 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:02:35,044 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:02:35" (1/1) ... [2024-11-09 00:02:35,045 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53ca1694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:35, skipping insertion in model container [2024-11-09 00:02:35,045 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:02:35" (1/1) ... [2024-11-09 00:02:35,063 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:02:35,250 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_5866590b-b28b-4873-8fd7-cdea387e37ce/sv-benchmarks/c/float-benchs/nan_double_range.c[422,435] [2024-11-09 00:02:35,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:02:35,308 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:02:35,331 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_5866590b-b28b-4873-8fd7-cdea387e37ce/sv-benchmarks/c/float-benchs/nan_double_range.c[422,435] [2024-11-09 00:02:35,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:02:35,374 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:02:35,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:35 WrapperNode [2024-11-09 00:02:35,378 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:02:35,379 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:02:35,380 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:02:35,380 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:02:35,389 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:35" (1/1) ... [2024-11-09 00:02:35,398 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:35" (1/1) ... [2024-11-09 00:02:35,416 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 24 [2024-11-09 00:02:35,416 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:02:35,417 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:02:35,417 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:02:35,417 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:02:35,426 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:35" (1/1) ... [2024-11-09 00:02:35,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:35" (1/1) ... [2024-11-09 00:02:35,429 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:35" (1/1) ... [2024-11-09 00:02:35,429 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:35" (1/1) ... [2024-11-09 00:02:35,435 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:35" (1/1) ... [2024-11-09 00:02:35,437 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:35" (1/1) ... [2024-11-09 00:02:35,438 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:35" (1/1) ... [2024-11-09 00:02:35,439 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:35" (1/1) ... [2024-11-09 00:02:35,442 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:02:35,443 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:02:35,443 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:02:35,443 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:02:35,444 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:35" (1/1) ... [2024-11-09 00:02:35,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:02:35,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:02:35,476 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:02:35,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:02:35,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:02:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:02:35,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:02:35,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:02:35,599 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:02:35,601 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:02:35,776 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-09 00:02:35,776 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:02:35,822 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:02:35,823 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:02:35,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:35 BoogieIcfgContainer [2024-11-09 00:02:35,824 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:02:35,825 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:02:35,825 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:02:35,836 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:02:35,836 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:35" (1/1) ... [2024-11-09 00:02:35,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:02:35,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:35,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-09 00:02:35,911 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-09 00:02:35,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:02:35,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:35,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:35,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:35,919 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:35,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:02:36,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:36,093 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:36,139 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:02:36,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:36,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:02:36,336 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:02:36,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:02:36,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:36,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-09 00:02:36,400 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-09 00:02:36,401 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:02:36,401 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-11-09 00:02:36,411 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:02:36,427 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:02:36,427 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2024-11-09 00:02:36,428 INFO L77 FloydHoareUtils]: At program point L15(lines 15 17) the Hoare annotation is: true [2024-11-09 00:02:36,428 INFO L77 FloydHoareUtils]: At program point L15-2(lines 15 17) the Hoare annotation is: true [2024-11-09 00:02:36,428 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:02:36,428 INFO L77 FloydHoareUtils]: At program point L8(line 8) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) [2024-11-09 00:02:36,429 INFO L75 FloydHoareUtils]: For program point L8-1(line 8) no Hoare annotation was computed. [2024-11-09 00:02:36,429 INFO L77 FloydHoareUtils]: At program point L8-3(line 8) the Hoare annotation is: true [2024-11-09 00:02:36,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:02:36 ImpRootNode [2024-11-09 00:02:36,438 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:02:36,439 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:02:36,439 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:02:36,439 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:02:36,440 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:35" (3/4) ... [2024-11-09 00:02:36,443 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:02:36,450 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-09 00:02:36,451 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-09 00:02:36,451 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:02:36,451 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:02:36,540 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:02:36,541 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:02:36,541 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:02:36,542 INFO L158 Benchmark]: Toolchain (without parser) took 1504.86ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 43.5MB in the beginning and 59.3MB in the end (delta: -15.8MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2024-11-09 00:02:36,543 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:36,544 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.71ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 43.4MB in the beginning and 70.0MB in the end (delta: -26.6MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2024-11-09 00:02:36,548 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.88ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 68.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:36,548 INFO L158 Benchmark]: Boogie Preprocessor took 25.14ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 67.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:02:36,549 INFO L158 Benchmark]: RCFGBuilder took 381.45ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 57.2MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:02:36,549 INFO L158 Benchmark]: CodeCheck took 613.15ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 63.6MB in the end (delta: -6.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:36,549 INFO L158 Benchmark]: Witness Printer took 101.93ms. Allocated memory is still 92.3MB. Free memory was 63.6MB in the beginning and 59.3MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:02:36,552 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, 8 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 3 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 2 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, 0.2s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 1 NumberOfNonLiveVariables, 19 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - PositiveResult [Line: 8]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 340.71ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 43.4MB in the beginning and 70.0MB in the end (delta: -26.6MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.88ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 68.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.14ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 67.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 381.45ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 57.2MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 613.15ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 63.6MB in the end (delta: -6.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 101.93ms. Allocated memory is still 92.3MB. Free memory was 63.6MB in the beginning and 59.3MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-09 00:02:36,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5866590b-b28b-4873-8fd7-cdea387e37ce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE