./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092d.c --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_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/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_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/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_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/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 e19935633e394bb6492032fcd7d527ec5c122487e90b0c79abdb6dfbdef24c42 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:04,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:04,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:04,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:04,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:04,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:04,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:04,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:04,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:04,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:04,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:04,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:04,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:04,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:04,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:04,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:04,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:04,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:04,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:04,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:04,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:04,222 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:04,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:04,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:04,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:04,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:04,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:04,231 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:04,232 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:04,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:04,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:04,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:04,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:04,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:04,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:04,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:04,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:04,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:04,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:04,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:04,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:04,245 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:04,269 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:04,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:04,271 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:04,271 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:04,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:04,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:04,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:04,273 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:04,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:04,274 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:04,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:04,275 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:04,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:04,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:04,276 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:04,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:04,276 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:04,277 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:04,277 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:04,278 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:04,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:04,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:04,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:04,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:04,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:04,280 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:04,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:04,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:04,281 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_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e19935633e394bb6492032fcd7d527ec5c122487e90b0c79abdb6dfbdef24c42 [2021-11-23 15:05:04,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:04,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:04,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:04,606 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:04,607 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:04,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/float_req_bl_1092d.c [2021-11-23 15:05:04,705 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/data/079b31b01/ad2489ce651d4f32843130c2b58fd544/FLAGa162ea92e [2021-11-23 15:05:05,109 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:05,110 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/sv-benchmarks/c/float-newlib/float_req_bl_1092d.c [2021-11-23 15:05:05,117 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/data/079b31b01/ad2489ce651d4f32843130c2b58fd544/FLAGa162ea92e [2021-11-23 15:05:05,505 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/data/079b31b01/ad2489ce651d4f32843130c2b58fd544 [2021-11-23 15:05:05,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:05,509 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:05,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:05,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:05,520 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:05,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62cc1e87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05, skipping insertion in model container [2021-11-23 15:05:05,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:05,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:05,730 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_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/sv-benchmarks/c/float-newlib/float_req_bl_1092d.c[1790,1803] [2021-11-23 15:05:05,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:05,743 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:05,770 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_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/sv-benchmarks/c/float-newlib/float_req_bl_1092d.c[1790,1803] [2021-11-23 15:05:05,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:05,785 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:05,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05 WrapperNode [2021-11-23 15:05:05,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:05,787 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:05,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:05,788 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:05,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,836 INFO L137 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 92 [2021-11-23 15:05:05,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:05,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:05,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:05,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:05,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:05,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:05,871 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:05,871 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:05,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,892 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:05,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:05,915 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:05,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:05,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:05,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:05,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:05:05,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 15:05:05,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:05:05,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-23 15:05:05,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:05,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:05,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:05:05,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:05:06,034 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:06,036 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:06,204 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:06,219 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 15:05:06,225 INFO L158 Benchmark]: Toolchain (without parser) took 714.58ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 51.8MB in the beginning and 70.6MB in the end (delta: -18.8MB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:06,226 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 88.1MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:06,227 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.18ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 51.6MB in the beginning and 85.8MB in the end (delta: -34.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:06,228 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.42ms. Allocated memory is still 111.1MB. Free memory was 85.8MB in the beginning and 84.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:06,229 INFO L158 Benchmark]: Boogie Preprocessor took 32.63ms. Allocated memory is still 111.1MB. Free memory was 84.2MB in the beginning and 82.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:06,230 INFO L158 Benchmark]: RCFGBuilder took 351.87ms. Allocated memory is still 111.1MB. Free memory was 82.7MB in the beginning and 70.6MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:06,234 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 88.1MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.18ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 51.6MB in the beginning and 85.8MB in the end (delta: -34.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.42ms. Allocated memory is still 111.1MB. Free memory was 85.8MB in the beginning and 84.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.63ms. Allocated memory is still 111.1MB. Free memory was 84.2MB in the beginning and 82.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 351.87ms. Allocated memory is still 111.1MB. Free memory was 82.7MB in the beginning and 70.6MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. 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 15:05:06,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/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 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_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/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_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/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_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/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 e19935633e394bb6492032fcd7d527ec5c122487e90b0c79abdb6dfbdef24c42 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:08,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:08,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:08,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:08,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:08,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:08,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:08,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:08,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:08,721 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:08,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:08,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:08,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:08,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:08,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:08,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:08,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:08,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:08,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:08,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:08,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:08,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:08,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:08,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:08,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:08,762 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:08,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:08,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:08,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:08,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:08,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:08,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:08,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:08,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:08,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:08,778 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:08,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:08,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:08,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:08,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:08,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:08,784 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:08,838 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:08,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:08,842 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:08,842 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:08,843 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:08,844 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:08,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:08,844 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:08,845 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:08,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:08,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:08,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:08,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:08,847 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:08,847 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:08,847 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:08,847 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:08,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:08,848 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:08,848 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:08,848 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:08,849 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:08,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:08,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:08,849 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:08,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:08,850 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:08,850 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:08,851 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:08,851 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:08,851 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:08,851 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:08,852 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_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e19935633e394bb6492032fcd7d527ec5c122487e90b0c79abdb6dfbdef24c42 [2021-11-23 15:05:09,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:09,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:09,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:09,309 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:09,310 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:09,313 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/float_req_bl_1092d.c [2021-11-23 15:05:09,390 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/data/1d050c73b/83af9ec54c3d48a79382a9897a4e2836/FLAG575e67e7e [2021-11-23 15:05:10,013 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:10,014 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/sv-benchmarks/c/float-newlib/float_req_bl_1092d.c [2021-11-23 15:05:10,022 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/data/1d050c73b/83af9ec54c3d48a79382a9897a4e2836/FLAG575e67e7e [2021-11-23 15:05:10,367 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/data/1d050c73b/83af9ec54c3d48a79382a9897a4e2836 [2021-11-23 15:05:10,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:10,371 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:10,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:10,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:10,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:10,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:10,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74ed8567 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10, skipping insertion in model container [2021-11-23 15:05:10,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:10,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:10,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:10,568 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_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/sv-benchmarks/c/float-newlib/float_req_bl_1092d.c[1790,1803] [2021-11-23 15:05:10,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:10,584 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:10,623 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_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/sv-benchmarks/c/float-newlib/float_req_bl_1092d.c[1790,1803] [2021-11-23 15:05:10,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:10,640 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:10,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10 WrapperNode [2021-11-23 15:05:10,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:10,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:10,643 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:10,643 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:10,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:10,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:10,683 INFO L137 Inliner]: procedures = 19, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 92 [2021-11-23 15:05:10,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:10,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:10,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:10,685 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:10,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:10,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:10,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:10,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:10,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:10,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:10,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:10,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:10,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:10,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:10,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:10,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:10,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:10,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:10,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:10,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:05:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-23 15:05:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:05:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:10,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-11-23 15:05:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:05:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:05:10,871 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:10,873 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:11,627 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:11,686 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 15:05:11,692 INFO L158 Benchmark]: Toolchain (without parser) took 1319.48ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 34.8MB in the beginning and 57.2MB in the end (delta: -22.4MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:11,693 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:11,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.80ms. Allocated memory is still 56.6MB. Free memory was 34.6MB in the beginning and 39.0MB in the end (delta: -4.4MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:11,695 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.10ms. Allocated memory is still 56.6MB. Free memory was 39.0MB in the beginning and 37.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:11,696 INFO L158 Benchmark]: Boogie Preprocessor took 34.25ms. Allocated memory is still 56.6MB. Free memory was 37.2MB in the beginning and 35.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:11,697 INFO L158 Benchmark]: RCFGBuilder took 970.48ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 35.7MB in the beginning and 57.2MB in the end (delta: -21.6MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:11,710 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.80ms. Allocated memory is still 56.6MB. Free memory was 34.6MB in the beginning and 39.0MB in the end (delta: -4.4MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.10ms. Allocated memory is still 56.6MB. Free memory was 39.0MB in the beginning and 37.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.25ms. Allocated memory is still 56.6MB. Free memory was 37.2MB in the beginning and 35.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 970.48ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 35.7MB in the beginning and 57.2MB in the end (delta: -21.6MB). Peak memory consumption was 16.6MB. 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 15:05:11,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dfa67f9-56e0-45a9-9fc3-0fe9c08fc5f1/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