./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --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 234fd12d8ab62ad46eb1a577fb23fc2fed6d2544e4a70d4980d962436da7c61e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:43,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:43,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:43,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:43,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:43,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:43,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:43,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:43,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:43,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:43,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:43,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:43,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:43,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:43,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:43,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:43,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:43,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:43,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:43,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:43,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:43,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:43,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:43,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:43,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:43,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:43,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:43,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:43,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:43,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:43,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:43,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:43,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:43,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:43,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:43,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:43,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:43,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:43,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:43,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:43,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:43,297 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:47:43,347 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:43,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:43,349 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:43,349 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:43,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:43,350 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:43,350 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:43,350 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:43,357 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:47:43,357 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:43,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:43,359 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:43,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:43,359 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:43,360 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:43,360 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:43,360 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:43,360 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:43,360 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:43,361 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:43,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:43,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:43,361 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:43,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:43,362 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:43,362 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:47:43,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:47:43,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:43,363 INFO L138 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_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 234fd12d8ab62ad46eb1a577fb23fc2fed6d2544e4a70d4980d962436da7c61e [2021-11-23 15:47:43,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:43,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:43,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:43,716 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:43,717 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:43,718 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/floats-cdfpl/newton_1_5.i [2021-11-23 15:47:43,780 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/data/43d0571b6/c6cb1fa579f749db8cab0c2d5321ec8a/FLAGa40831b6f [2021-11-23 15:47:44,253 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:44,255 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/sv-benchmarks/c/floats-cdfpl/newton_1_5.i [2021-11-23 15:47:44,261 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/data/43d0571b6/c6cb1fa579f749db8cab0c2d5321ec8a/FLAGa40831b6f [2021-11-23 15:47:44,620 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/data/43d0571b6/c6cb1fa579f749db8cab0c2d5321ec8a [2021-11-23 15:47:44,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:44,624 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:44,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:44,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:44,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:44,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:44" (1/1) ... [2021-11-23 15:47:44,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@253390df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:44, skipping insertion in model container [2021-11-23 15:47:44,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:44" (1/1) ... [2021-11-23 15:47:44,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:44,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:44,841 WARN L230 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_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/sv-benchmarks/c/floats-cdfpl/newton_1_5.i[1722,1735] [2021-11-23 15:47:44,844 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:44,852 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:44,871 WARN L230 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_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/sv-benchmarks/c/floats-cdfpl/newton_1_5.i[1722,1735] [2021-11-23 15:47:44,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:44,885 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:44,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:44 WrapperNode [2021-11-23 15:47:44,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:44,888 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:44,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:44,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:44,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:44" (1/1) ... [2021-11-23 15:47:44,903 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:44" (1/1) ... [2021-11-23 15:47:44,922 INFO L137 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 30 [2021-11-23 15:47:44,923 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:44,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:44,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:44,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:44,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:44" (1/1) ... [2021-11-23 15:47:44,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:44" (1/1) ... [2021-11-23 15:47:44,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:44" (1/1) ... [2021-11-23 15:47:44,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:44" (1/1) ... [2021-11-23 15:47:44,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:44" (1/1) ... [2021-11-23 15:47:44,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:44" (1/1) ... [2021-11-23 15:47:44,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:44" (1/1) ... [2021-11-23 15:47:44,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:44,944 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:44,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:44,945 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:44,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:44" (1/1) ... [2021-11-23 15:47:44,967 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:44,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:44,987 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:44,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:47:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:45,086 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:45,088 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:47:45,177 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:47:45,195 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:47:45,200 INFO L158 Benchmark]: Toolchain (without parser) took 575.22ms. Allocated memory is still 107.0MB. Free memory was 69.3MB in the beginning and 69.5MB in the end (delta: -205.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:47:45,200 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 107.0MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:47:45,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 261.27ms. Allocated memory is still 107.0MB. Free memory was 69.1MB in the beginning and 81.2MB in the end (delta: -12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:47:45,202 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.31ms. Allocated memory is still 107.0MB. Free memory was 81.2MB in the beginning and 79.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:47:45,203 INFO L158 Benchmark]: Boogie Preprocessor took 20.11ms. Allocated memory is still 107.0MB. Free memory was 79.6MB in the beginning and 78.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:47:45,204 INFO L158 Benchmark]: RCFGBuilder took 253.74ms. Allocated memory is still 107.0MB. Free memory was 78.5MB in the beginning and 69.5MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:47:45,208 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 107.0MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 261.27ms. Allocated memory is still 107.0MB. Free memory was 69.1MB in the beginning and 81.2MB in the end (delta: -12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.31ms. Allocated memory is still 107.0MB. Free memory was 81.2MB in the beginning and 79.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.11ms. Allocated memory is still 107.0MB. Free memory was 79.6MB in the beginning and 78.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 253.74ms. Allocated memory is still 107.0MB. Free memory was 78.5MB in the beginning and 69.5MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:47:45,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --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 234fd12d8ab62ad46eb1a577fb23fc2fed6d2544e4a70d4980d962436da7c61e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:47,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:47,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:47,886 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:47,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:47,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:47,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:47,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:47,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:47,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:47,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:47,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:47,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:47,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:47,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:47,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:47,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:47,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:47,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:47,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:47,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:47,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:47,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:47,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:47,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:47,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:47,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:47,949 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:47,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:47,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:47,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:47,952 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:47,953 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:47,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:47,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:47,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:47,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:47,957 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:47,957 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:47,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:47,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:47,960 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:47:48,005 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:48,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:48,007 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:48,007 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:48,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:48,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:48,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:48,010 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:48,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:48,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:48,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:48,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:48,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:48,012 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:47:48,012 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:47:48,012 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:47:48,012 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:48,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:48,013 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:48,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:48,013 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:48,013 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:48,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:48,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:48,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:48,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:48,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:48,015 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:47:48,015 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:47:48,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:48,015 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:47:48,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:47:48,016 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 234fd12d8ab62ad46eb1a577fb23fc2fed6d2544e4a70d4980d962436da7c61e [2021-11-23 15:47:48,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:48,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:48,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:48,392 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:48,393 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:48,395 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/floats-cdfpl/newton_1_5.i [2021-11-23 15:47:48,460 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/data/d25cb1741/a7209211d5164d9fb2dca60911bd0ad9/FLAG97e9e1003 [2021-11-23 15:47:48,939 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:48,939 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/sv-benchmarks/c/floats-cdfpl/newton_1_5.i [2021-11-23 15:47:48,946 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/data/d25cb1741/a7209211d5164d9fb2dca60911bd0ad9/FLAG97e9e1003 [2021-11-23 15:47:49,315 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/data/d25cb1741/a7209211d5164d9fb2dca60911bd0ad9 [2021-11-23 15:47:49,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:49,320 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:49,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:49,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:49,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:49,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:49" (1/1) ... [2021-11-23 15:47:49,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dc52083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:49, skipping insertion in model container [2021-11-23 15:47:49,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:49" (1/1) ... [2021-11-23 15:47:49,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:49,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:49,566 WARN L230 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_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/sv-benchmarks/c/floats-cdfpl/newton_1_5.i[1722,1735] [2021-11-23 15:47:49,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:49,585 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:49,658 WARN L230 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_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/sv-benchmarks/c/floats-cdfpl/newton_1_5.i[1722,1735] [2021-11-23 15:47:49,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:49,678 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:49,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:49 WrapperNode [2021-11-23 15:47:49,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:49,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:49,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:49,681 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:49,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:49" (1/1) ... [2021-11-23 15:47:49,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:49" (1/1) ... [2021-11-23 15:47:49,737 INFO L137 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 31 [2021-11-23 15:47:49,738 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:49,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:49,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:49,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:49,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:49" (1/1) ... [2021-11-23 15:47:49,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:49" (1/1) ... [2021-11-23 15:47:49,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:49" (1/1) ... [2021-11-23 15:47:49,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:49" (1/1) ... [2021-11-23 15:47:49,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:49" (1/1) ... [2021-11-23 15:47:49,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:49" (1/1) ... [2021-11-23 15:47:49,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:49" (1/1) ... [2021-11-23 15:47:49,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:49,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:49,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:49,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:49,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:49" (1/1) ... [2021-11-23 15:47:49,798 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:49,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:49,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:49,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:47:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:49,953 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:49,954 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:11,856 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:11,877 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:48:11,882 INFO L158 Benchmark]: Toolchain (without parser) took 22560.80ms. Allocated memory is still 67.1MB. Free memory was 47.2MB in the beginning and 38.1MB in the end (delta: 9.1MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:11,883 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 67.1MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:11,884 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.71ms. Allocated memory is still 67.1MB. Free memory was 47.0MB in the beginning and 50.2MB in the end (delta: -3.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:48:11,885 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.49ms. Allocated memory is still 67.1MB. Free memory was 50.0MB in the beginning and 48.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:11,887 INFO L158 Benchmark]: Boogie Preprocessor took 50.17ms. Allocated memory is still 67.1MB. Free memory was 48.5MB in the beginning and 47.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:11,888 INFO L158 Benchmark]: RCFGBuilder took 22090.72ms. Allocated memory is still 67.1MB. Free memory was 47.2MB in the beginning and 38.1MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:11,892 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 67.1MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.71ms. Allocated memory is still 67.1MB. Free memory was 47.0MB in the beginning and 50.2MB in the end (delta: -3.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.49ms. Allocated memory is still 67.1MB. Free memory was 50.0MB in the beginning and 48.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.17ms. Allocated memory is still 67.1MB. Free memory was 48.5MB in the beginning and 47.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 22090.72ms. Allocated memory is still 67.1MB. Free memory was 47.2MB in the beginning and 38.1MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:48:12,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d40ba6bd-0bb4-4c5a-a4e8-b0897c411a0c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable