./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/nan_double.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_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/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_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/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_13372165-8bea-42b7-b769-70879c3a366a/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 a4232596288b496aee224c4b4f91c0d4dc8bab0d40c539eda179d1ef3a227da3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:36:02,942 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:36:03,013 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:36:03,021 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:36:03,023 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:36:03,069 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:36:03,070 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:36:03,071 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:36:03,072 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:36:03,073 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:36:03,074 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:36:03,074 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:36:03,074 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:36:03,075 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:36:03,075 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:36:03,077 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:36:03,078 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:36:03,078 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:36:03,082 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:36:03,082 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:36:03,083 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:36:03,085 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:36:03,085 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:36:03,085 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:36:03,086 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:36:03,086 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:36:03,086 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:36:03,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:36:03,087 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:36:03,087 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:36:03,087 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:36:03,088 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:36:03,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:36:03,088 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_13372165-8bea-42b7-b769-70879c3a366a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4232596288b496aee224c4b4f91c0d4dc8bab0d40c539eda179d1ef3a227da3 [2024-11-08 23:36:03,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:36:03,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:36:03,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:36:03,422 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:36:03,422 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:36:03,424 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/nan_double.c Unable to find full path for "g++" [2024-11-08 23:36:05,494 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:36:05,682 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:36:05,683 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/sv-benchmarks/c/float-benchs/nan_double.c [2024-11-08 23:36:05,690 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/data/f26361f0e/0c3e0ec74dd6413da1ad8176e3a027a6/FLAG28583007f [2024-11-08 23:36:06,080 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/data/f26361f0e/0c3e0ec74dd6413da1ad8176e3a027a6 [2024-11-08 23:36:06,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:36:06,085 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:36:06,086 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:36:06,086 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:36:06,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:36:06,098 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:36:06" (1/1) ... [2024-11-08 23:36:06,099 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1659900d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:06, skipping insertion in model container [2024-11-08 23:36:06,099 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:36:06" (1/1) ... [2024-11-08 23:36:06,128 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:36:06,298 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_13372165-8bea-42b7-b769-70879c3a366a/sv-benchmarks/c/float-benchs/nan_double.c[434,447] [2024-11-08 23:36:06,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:36:06,318 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:36:06,327 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_13372165-8bea-42b7-b769-70879c3a366a/sv-benchmarks/c/float-benchs/nan_double.c[434,447] [2024-11-08 23:36:06,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:36:06,347 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:36:06,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:06 WrapperNode [2024-11-08 23:36:06,348 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:36:06,349 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:36:06,349 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:36:06,349 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:36:06,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:06" (1/1) ... [2024-11-08 23:36:06,365 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:06" (1/1) ... [2024-11-08 23:36:06,381 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2024-11-08 23:36:06,382 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:36:06,382 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:36:06,383 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:36:06,383 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:36:06,393 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:06" (1/1) ... [2024-11-08 23:36:06,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:06" (1/1) ... [2024-11-08 23:36:06,394 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:06" (1/1) ... [2024-11-08 23:36:06,394 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:06" (1/1) ... [2024-11-08 23:36:06,397 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:06" (1/1) ... [2024-11-08 23:36:06,399 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:06" (1/1) ... [2024-11-08 23:36:06,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:06" (1/1) ... [2024-11-08 23:36:06,401 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:06" (1/1) ... [2024-11-08 23:36:06,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:36:06,403 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:36:06,403 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:36:06,403 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:36:06,404 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:06" (1/1) ... [2024-11-08 23:36:06,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:36:06,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:36:06,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:36:06,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:36:06,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:36:06,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:36:06,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:36:06,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:36:06,556 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:36:06,558 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:36:06,728 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 23:36:06,730 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:36:06,772 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:36:06,772 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:36:06,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:36:06 BoogieIcfgContainer [2024-11-08 23:36:06,774 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:36:06,775 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:36:06,775 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:36:06,786 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:36:06,787 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:36:06" (1/1) ... [2024-11-08 23:36:06,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:36:06,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:06,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 23:36:06,860 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 23:36:06,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:36:06,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:06,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:36:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:36:06,960 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:36:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:36:07,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:36:07,017 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:36:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:36:07,030 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:36:07,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:36:07 ImpRootNode [2024-11-08 23:36:07,050 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:36:07,053 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:36:07,053 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:36:07,053 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:36:07,054 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:36:06" (3/4) ... [2024-11-08 23:36:07,060 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:36:07,061 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:36:07,062 INFO L158 Benchmark]: Toolchain (without parser) took 977.26ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 82.2MB in the beginning and 119.4MB in the end (delta: -37.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:36:07,063 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 123.7MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:36:07,063 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.08ms. Allocated memory is still 123.7MB. Free memory was 81.9MB in the beginning and 69.9MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:36:07,065 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.06ms. Allocated memory is still 123.7MB. Free memory was 69.9MB in the beginning and 68.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:36:07,066 INFO L158 Benchmark]: Boogie Preprocessor took 19.74ms. Allocated memory is still 123.7MB. Free memory was 68.6MB in the beginning and 67.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:36:07,067 INFO L158 Benchmark]: RCFGBuilder took 370.98ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 67.5MB in the beginning and 131.1MB in the end (delta: -63.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 23:36:07,068 INFO L158 Benchmark]: CodeCheck took 274.86ms. Allocated memory is still 163.6MB. Free memory was 131.1MB in the beginning and 120.0MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:36:07,068 INFO L158 Benchmark]: Witness Printer took 8.37ms. Allocated memory is still 163.6MB. Free memory is still 119.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:36:07,076 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: 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] 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 0.32ms. Allocated memory is still 123.7MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.08ms. Allocated memory is still 123.7MB. Free memory was 81.9MB in the beginning and 69.9MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.06ms. Allocated memory is still 123.7MB. Free memory was 69.9MB in the beginning and 68.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.74ms. Allocated memory is still 123.7MB. Free memory was 68.6MB in the beginning and 67.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 370.98ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 67.5MB in the beginning and 131.1MB in the end (delta: -63.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 274.86ms. Allocated memory is still 163.6MB. Free memory was 131.1MB in the beginning and 120.0MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 8.37ms. Allocated memory is still 163.6MB. Free memory is still 119.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:36:07,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/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_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/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_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/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_13372165-8bea-42b7-b769-70879c3a366a/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 a4232596288b496aee224c4b4f91c0d4dc8bab0d40c539eda179d1ef3a227da3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:36:09,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:36:09,664 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:36:09,710 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:36:09,711 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:36:09,711 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:36:09,712 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:36:09,713 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:36:09,713 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:36:09,717 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:36:09,717 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:36:09,718 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:36:09,718 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:36:09,718 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:36:09,719 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:36:09,719 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:36:09,719 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:36:09,720 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:36:09,720 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:36:09,723 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:36:09,723 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:36:09,723 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:36:09,724 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:36:09,724 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:36:09,724 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:36:09,725 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:36:09,725 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:36:09,725 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:36:09,725 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:36:09,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:36:09,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:36:09,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:36:09,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:36:09,727 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:36:09,727 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:36:09,730 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:36:09,730 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_13372165-8bea-42b7-b769-70879c3a366a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4232596288b496aee224c4b4f91c0d4dc8bab0d40c539eda179d1ef3a227da3 [2024-11-08 23:36:10,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:36:10,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:36:10,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:36:10,162 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:36:10,163 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:36:10,164 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/nan_double.c Unable to find full path for "g++" [2024-11-08 23:36:12,277 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:36:12,506 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:36:12,507 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/sv-benchmarks/c/float-benchs/nan_double.c [2024-11-08 23:36:12,514 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/data/292d40f7f/0e797d90b1ec42f98a8e7750e17f8e04/FLAGd8136e493 [2024-11-08 23:36:12,863 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/data/292d40f7f/0e797d90b1ec42f98a8e7750e17f8e04 [2024-11-08 23:36:12,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:36:12,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:36:12,877 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:36:12,878 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:36:12,884 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:36:12,885 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:36:12" (1/1) ... [2024-11-08 23:36:12,886 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11a3335d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:12, skipping insertion in model container [2024-11-08 23:36:12,890 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:36:12" (1/1) ... [2024-11-08 23:36:12,915 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:36:13,145 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_13372165-8bea-42b7-b769-70879c3a366a/sv-benchmarks/c/float-benchs/nan_double.c[434,447] [2024-11-08 23:36:13,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:36:13,176 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:36:13,190 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_13372165-8bea-42b7-b769-70879c3a366a/sv-benchmarks/c/float-benchs/nan_double.c[434,447] [2024-11-08 23:36:13,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:36:13,216 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:36:13,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:13 WrapperNode [2024-11-08 23:36:13,218 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:36:13,219 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:36:13,219 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:36:13,219 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:36:13,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:13" (1/1) ... [2024-11-08 23:36:13,236 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:13" (1/1) ... [2024-11-08 23:36:13,252 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 23 [2024-11-08 23:36:13,252 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:36:13,253 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:36:13,253 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:36:13,253 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:36:13,262 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:13" (1/1) ... [2024-11-08 23:36:13,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:13" (1/1) ... [2024-11-08 23:36:13,264 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:13" (1/1) ... [2024-11-08 23:36:13,266 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:13" (1/1) ... [2024-11-08 23:36:13,274 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:13" (1/1) ... [2024-11-08 23:36:13,279 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:13" (1/1) ... [2024-11-08 23:36:13,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:13" (1/1) ... [2024-11-08 23:36:13,284 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:13" (1/1) ... [2024-11-08 23:36:13,286 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:36:13,287 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:36:13,291 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:36:13,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:36:13,292 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:13" (1/1) ... [2024-11-08 23:36:13,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:36:13,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:36:13,327 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:36:13,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:36:13,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:36:13,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:36:13,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:36:13,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:36:13,449 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:36:13,465 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:36:13,640 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 23:36:13,640 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:36:13,672 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:36:13,672 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:36:13,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:36:13 BoogieIcfgContainer [2024-11-08 23:36:13,673 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:36:13,673 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:36:13,673 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:36:13,683 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:36:13,683 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:36:13" (1/1) ... [2024-11-08 23:36:13,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:36:13,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:13,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 23:36:13,754 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 23:36:13,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:36:13,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:13,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:36:13,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:36:13,777 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:36:13,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13372165-8bea-42b7-b769-70879c3a366a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:36:13,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:36:13,877 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:36:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat