./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_2_5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/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_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/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_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/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 799e2ca02ed318ae0a435976e98168672daf7c64e071ba008e9464d075c9d350 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:06:40,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:06:40,924 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:06:40,930 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:06:40,930 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:06:40,969 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:06:40,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:06:40,973 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:06:40,974 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:06:40,975 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:06:40,976 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:06:40,976 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:06:40,976 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:06:40,977 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:06:40,979 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:06:40,979 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:06:40,980 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:06:40,980 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:06:40,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:06:40,981 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:06:40,981 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:06:40,986 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:06:40,986 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:06:40,986 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:06:40,987 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:06:40,987 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:06:40,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:06:40,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:40,988 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:06:40,988 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:06:40,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:06:40,989 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:06:40,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:06:40,989 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_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 799e2ca02ed318ae0a435976e98168672daf7c64e071ba008e9464d075c9d350 [2024-11-08 22:06:41,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:41,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:41,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:41,328 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:41,328 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:41,329 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/newton_2_5.i Unable to find full path for "g++" [2024-11-08 22:06:43,573 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:43,765 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:43,766 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/sv-benchmarks/c/floats-cdfpl/newton_2_5.i [2024-11-08 22:06:43,774 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/data/6964cd730/14bb2b0930d3453eac13b9a2722af2e0/FLAG5d569ab51 [2024-11-08 22:06:43,789 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/data/6964cd730/14bb2b0930d3453eac13b9a2722af2e0 [2024-11-08 22:06:43,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:43,793 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:43,795 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:43,795 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:43,801 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:43,801 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:43" (1/1) ... [2024-11-08 22:06:43,803 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d1ca44c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:43, skipping insertion in model container [2024-11-08 22:06:43,803 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:43" (1/1) ... [2024-11-08 22:06:43,825 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:44,034 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_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/sv-benchmarks/c/floats-cdfpl/newton_2_5.i[1743,1756] [2024-11-08 22:06:44,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:44,055 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:44,084 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_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/sv-benchmarks/c/floats-cdfpl/newton_2_5.i[1743,1756] [2024-11-08 22:06:44,085 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:44,106 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:44,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44 WrapperNode [2024-11-08 22:06:44,107 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:44,108 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:44,108 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:44,109 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:44,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,126 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,145 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 29 [2024-11-08 22:06:44,147 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:44,148 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:44,148 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:44,148 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:44,157 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,159 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,161 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,166 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,171 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,175 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,176 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:44,182 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:44,183 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:44,183 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:44,183 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:44,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:44,219 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:44,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-08 22:06:44,259 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-08 22:06:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-08 22:06:44,260 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-08 22:06:44,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:06:44,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:44,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:44,334 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:44,337 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:44,467 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:44,467 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:44,512 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:44,512 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:06:44,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:44 BoogieIcfgContainer [2024-11-08 22:06:44,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:44,514 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:44,514 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:44,525 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:44,526 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:44,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:44,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-08 22:06:44,590 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-08 22:06:44,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:06:44,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:44,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:44,719 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:44,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:44,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:44,813 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:44,865 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:06:44,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:06:44 ImpRootNode [2024-11-08 22:06:44,898 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:06:44,902 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:06:44,902 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:06:44,902 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:06:44,903 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:44" (3/4) ... [2024-11-08 22:06:44,907 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:06:44,911 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:06:44,912 INFO L158 Benchmark]: Toolchain (without parser) took 1118.74ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 98.9MB in the beginning and 142.9MB in the end (delta: -44.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:44,913 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 138.4MB. Free memory is still 86.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:44,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.38ms. Allocated memory is still 138.4MB. Free memory was 98.7MB in the beginning and 86.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:06:44,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.31ms. Allocated memory is still 138.4MB. Free memory was 86.1MB in the beginning and 84.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:44,914 INFO L158 Benchmark]: Boogie Preprocessor took 33.90ms. Allocated memory is still 138.4MB. Free memory was 84.5MB in the beginning and 83.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:44,915 INFO L158 Benchmark]: RCFGBuilder took 330.65ms. Allocated memory is still 138.4MB. Free memory was 83.0MB in the beginning and 70.9MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:06:44,916 INFO L158 Benchmark]: CodeCheck took 385.73ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 70.9MB in the beginning and 143.3MB in the end (delta: -72.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:44,916 INFO L158 Benchmark]: Witness Printer took 9.79ms. Allocated memory is still 176.2MB. Free memory was 143.3MB in the beginning and 142.9MB in the end (delta: 365.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:44,919 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 3 procedures, 16 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 17 NumberOfCodeBlocks, 17 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: 51]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 50, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -1.0f && IN < 1.0f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -1.0f && IN < 1.0f) [L42] CALL, EXPR f(IN) VAL [\old(x)=2] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L42] RET, EXPR f(IN) VAL [IN=2] [L42] CALL, EXPR fp(IN) VAL [\old(x)=2] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L42] RET, EXPR fp(IN) VAL [IN=2] [L42] float x = IN - f(IN)/fp(IN); [L44] CALL, EXPR f(x) VAL [\old(x)=3] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L44] RET, EXPR f(x) VAL [IN=2, x=3] [L44] CALL, EXPR fp(x) VAL [\old(x)=3] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L44] RET, EXPR fp(x) VAL [IN=2, x=3] [L44] x = x - f(x)/fp(x) [L50] COND TRUE !(x < 0.1) VAL [IN=2] [L51] reach_error() VAL [IN=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 138.4MB. Free memory is still 86.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.38ms. Allocated memory is still 138.4MB. Free memory was 98.7MB in the beginning and 86.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.31ms. Allocated memory is still 138.4MB. Free memory was 86.1MB in the beginning and 84.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.90ms. Allocated memory is still 138.4MB. Free memory was 84.5MB in the beginning and 83.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 330.65ms. Allocated memory is still 138.4MB. Free memory was 83.0MB in the beginning and 70.9MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 385.73ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 70.9MB in the beginning and 143.3MB in the end (delta: -72.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 9.79ms. Allocated memory is still 176.2MB. Free memory was 143.3MB in the beginning and 142.9MB in the end (delta: 365.4kB). 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 22:06:44,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/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_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/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_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/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 799e2ca02ed318ae0a435976e98168672daf7c64e071ba008e9464d075c9d350 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:06:47,400 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:06:47,500 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:06:47,543 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:06:47,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:06:47,546 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:06:47,547 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:06:47,547 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:06:47,548 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:06:47,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:06:47,549 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:06:47,550 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:06:47,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:06:47,550 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:06:47,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:06:47,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:06:47,554 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:06:47,554 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:06:47,554 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:06:47,555 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:06:47,555 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:06:47,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:06:47,556 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:06:47,560 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:06:47,560 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:06:47,560 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:06:47,561 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:47,561 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:06:47,561 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:06:47,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:47,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:06:47,562 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:06:47,562 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:06:47,562 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:06:47,563 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:47,563 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:06:47,563 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_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 799e2ca02ed318ae0a435976e98168672daf7c64e071ba008e9464d075c9d350 [2024-11-08 22:06:47,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:47,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:47,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:47,971 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:47,972 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:47,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/newton_2_5.i Unable to find full path for "g++" [2024-11-08 22:06:50,385 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:50,739 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:50,740 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/sv-benchmarks/c/floats-cdfpl/newton_2_5.i [2024-11-08 22:06:50,748 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/data/c3711c1f0/2f303c484359414e8bcf4b760364fe62/FLAG378fff111 [2024-11-08 22:06:50,762 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/data/c3711c1f0/2f303c484359414e8bcf4b760364fe62 [2024-11-08 22:06:50,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:50,767 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:50,769 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:50,769 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:50,775 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:50,776 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:50" (1/1) ... [2024-11-08 22:06:50,777 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20733cb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:50, skipping insertion in model container [2024-11-08 22:06:50,778 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:50" (1/1) ... [2024-11-08 22:06:50,801 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:51,044 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_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/sv-benchmarks/c/floats-cdfpl/newton_2_5.i[1743,1756] [2024-11-08 22:06:51,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:51,066 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:51,104 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_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/sv-benchmarks/c/floats-cdfpl/newton_2_5.i[1743,1756] [2024-11-08 22:06:51,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:51,131 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:51,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:51 WrapperNode [2024-11-08 22:06:51,135 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:51,136 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:51,137 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:51,137 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:51,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:51" (1/1) ... [2024-11-08 22:06:51,167 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:51" (1/1) ... [2024-11-08 22:06:51,208 INFO L138 Inliner]: procedures = 18, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 30 [2024-11-08 22:06:51,209 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:51,209 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:51,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:51,210 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:51,224 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:51" (1/1) ... [2024-11-08 22:06:51,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:51" (1/1) ... [2024-11-08 22:06:51,229 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:51" (1/1) ... [2024-11-08 22:06:51,229 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:51" (1/1) ... [2024-11-08 22:06:51,243 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:51" (1/1) ... [2024-11-08 22:06:51,249 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:51" (1/1) ... [2024-11-08 22:06:51,254 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:51" (1/1) ... [2024-11-08 22:06:51,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:51" (1/1) ... [2024-11-08 22:06:51,258 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:51,262 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:51,262 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:51,263 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:51,263 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:51" (1/1) ... [2024-11-08 22:06:51,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:51,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:51,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:51,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-08 22:06:51,342 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-08 22:06:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:06:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-08 22:06:51,343 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-08 22:06:51,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:51,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:51,434 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:51,437 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:07:16,868 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-08 22:07:16,869 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:07:16,953 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:07:16,953 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:07:16,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:16 BoogieIcfgContainer [2024-11-08 22:07:16,953 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:07:16,956 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:07:16,959 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:07:16,970 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:07:16,971 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:16" (1/1) ... [2024-11-08 22:07:16,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:07:17,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:17,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-08 22:07:17,030 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-08 22:07:17,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:07:17,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:17,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:17,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:07:17,038 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:07:17,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d08b9fe2-02ed-4b7c-9886-0ad04acaf42c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process