./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0663a.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_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/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_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0663a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/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_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/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 1ab89f9fd181fc49393249ab394ae0be489884ea10cdc47029f2c0a33dd5486d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:23,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:23,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:23,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:23,185 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:23,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:23,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:23,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:23,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:23,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:23,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:23,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:23,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:23,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:23,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:23,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:23,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:23,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:23,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:23,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:23,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:23,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:23,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:23,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:23,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:23,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:23,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:23,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:23,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:23,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:23,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:23,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:23,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:23,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:23,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:23,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:23,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:23,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:23,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:23,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:23,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:23,270 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:23,316 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:23,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:23,318 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:23,318 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:23,319 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:23,319 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:23,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:23,320 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:23,320 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:23,320 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:23,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:23,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:23,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:23,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:23,330 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:23,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:23,330 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:23,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:23,331 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:23,331 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:23,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:23,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:23,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:23,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:23,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:23,332 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:23,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:23,333 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:23,333 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_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ab89f9fd181fc49393249ab394ae0be489884ea10cdc47029f2c0a33dd5486d [2021-11-23 15:58:23,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:23,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:23,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:23,635 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:23,636 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:23,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/float_req_bl_0663a.c [2021-11-23 15:58:23,723 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/data/a87e6592d/a0fe164318b547a2804e215e0115160f/FLAGe699c6bce [2021-11-23 15:58:24,241 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:24,242 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/sv-benchmarks/c/float-newlib/float_req_bl_0663a.c [2021-11-23 15:58:24,250 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/data/a87e6592d/a0fe164318b547a2804e215e0115160f/FLAGe699c6bce [2021-11-23 15:58:24,597 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/data/a87e6592d/a0fe164318b547a2804e215e0115160f [2021-11-23 15:58:24,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:24,602 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:24,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:24,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:24,608 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:24,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:24" (1/1) ... [2021-11-23 15:58:24,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21574f3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:24, skipping insertion in model container [2021-11-23 15:58:24,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:24" (1/1) ... [2021-11-23 15:58:24,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:24,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:24,910 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_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/sv-benchmarks/c/float-newlib/float_req_bl_0663a.c[5276,5289] [2021-11-23 15:58:24,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:24,924 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:24,974 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_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/sv-benchmarks/c/float-newlib/float_req_bl_0663a.c[5276,5289] [2021-11-23 15:58:24,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:24,994 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:25,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:25 WrapperNode [2021-11-23 15:58:25,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:25,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:25,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:25,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:25,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:25" (1/1) ... [2021-11-23 15:58:25,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:25" (1/1) ... [2021-11-23 15:58:25,059 INFO L137 Inliner]: procedures = 19, calls = 79, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 218 [2021-11-23 15:58:25,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:25,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:25,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:25,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:25,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:25" (1/1) ... [2021-11-23 15:58:25,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:25" (1/1) ... [2021-11-23 15:58:25,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:25" (1/1) ... [2021-11-23 15:58:25,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:25" (1/1) ... [2021-11-23 15:58:25,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:25" (1/1) ... [2021-11-23 15:58:25,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:25" (1/1) ... [2021-11-23 15:58:25,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:25" (1/1) ... [2021-11-23 15:58:25,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:25,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:25,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:25,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:25,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:25" (1/1) ... [2021-11-23 15:58:25,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:25,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:25,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:25,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:25,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:25,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:25,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:58:25,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 15:58:25,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:58:25,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-23 15:58:25,228 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2021-11-23 15:58:25,228 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2021-11-23 15:58:25,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:25,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:25,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:58:25,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-23 15:58:25,229 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2021-11-23 15:58:25,230 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2021-11-23 15:58:25,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:58:25,362 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:25,364 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:25,860 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:25,889 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 15:58:25,893 INFO L158 Benchmark]: Toolchain (without parser) took 1290.57ms. Allocated memory is still 127.9MB. Free memory was 96.3MB in the beginning and 75.2MB in the end (delta: 21.1MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:25,894 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 92.3MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:25,895 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.89ms. Allocated memory is still 127.9MB. Free memory was 96.0MB in the beginning and 99.9MB in the end (delta: -3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:25,896 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.23ms. Allocated memory is still 127.9MB. Free memory was 99.9MB in the beginning and 97.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:25,897 INFO L158 Benchmark]: Boogie Preprocessor took 71.28ms. Allocated memory is still 127.9MB. Free memory was 97.8MB in the beginning and 95.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:25,898 INFO L158 Benchmark]: RCFGBuilder took 758.99ms. Allocated memory is still 127.9MB. Free memory was 95.3MB in the beginning and 75.2MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:58:25,901 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 92.3MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.89ms. Allocated memory is still 127.9MB. Free memory was 96.0MB in the beginning and 99.9MB in the end (delta: -3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.23ms. Allocated memory is still 127.9MB. Free memory was 99.9MB in the beginning and 97.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.28ms. Allocated memory is still 127.9MB. Free memory was 97.8MB in the beginning and 95.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 758.99ms. Allocated memory is still 127.9MB. Free memory was 95.3MB in the beginning and 75.2MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. 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 15:58:25,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/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_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/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_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0663a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/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_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/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 1ab89f9fd181fc49393249ab394ae0be489884ea10cdc47029f2c0a33dd5486d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:28,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:28,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:28,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:28,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:28,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:28,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:28,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:28,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:28,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:28,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:28,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:28,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:28,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:28,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:28,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:28,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:28,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:28,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:28,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:28,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:28,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:28,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:28,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:28,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:28,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:28,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:28,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:28,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:28,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:28,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:28,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:28,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:28,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:28,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:28,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:28,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:28,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:28,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:28,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:28,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:28,737 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:28,787 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:28,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:28,791 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:28,791 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:28,793 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:28,793 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:28,793 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:28,794 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:28,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:28,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:28,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:28,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:28,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:28,797 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:28,797 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:28,797 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:28,797 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:28,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:28,798 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:28,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:28,798 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:28,798 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:28,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:28,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:28,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:28,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:28,800 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:28,800 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:28,800 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:28,800 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:28,801 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:28,801 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:28,801 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_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ab89f9fd181fc49393249ab394ae0be489884ea10cdc47029f2c0a33dd5486d [2021-11-23 15:58:29,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:29,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:29,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:29,248 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:29,249 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:29,250 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/float_req_bl_0663a.c [2021-11-23 15:58:29,342 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/data/84f683655/d70431bd7853498b9edecec5e1af3a25/FLAG2cacb9245 [2021-11-23 15:58:30,001 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:30,003 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/sv-benchmarks/c/float-newlib/float_req_bl_0663a.c [2021-11-23 15:58:30,017 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/data/84f683655/d70431bd7853498b9edecec5e1af3a25/FLAG2cacb9245 [2021-11-23 15:58:30,266 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/data/84f683655/d70431bd7853498b9edecec5e1af3a25 [2021-11-23 15:58:30,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:30,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:30,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:30,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:30,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:30,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:30,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21ffb0e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30, skipping insertion in model container [2021-11-23 15:58:30,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:30,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:30,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:30,576 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_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/sv-benchmarks/c/float-newlib/float_req_bl_0663a.c[5276,5289] [2021-11-23 15:58:30,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:30,596 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:30,665 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_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/sv-benchmarks/c/float-newlib/float_req_bl_0663a.c[5276,5289] [2021-11-23 15:58:30,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:30,737 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:30,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30 WrapperNode [2021-11-23 15:58:30,738 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:30,740 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:30,740 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:30,740 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:30,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:30,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:30,800 INFO L137 Inliner]: procedures = 22, calls = 79, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 219 [2021-11-23 15:58:30,801 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:30,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:30,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:30,802 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:30,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:30,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:30,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:30,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:30,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:30,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:30,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:30,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:30,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:30,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:30,861 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:30,862 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:30,870 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:30,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:30,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:30,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-23 15:58:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:58:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-23 15:58:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2021-11-23 15:58:30,962 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2021-11-23 15:58:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:58:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:30,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-11-23 15:58:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2021-11-23 15:58:30,964 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2021-11-23 15:58:30,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:58:30,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:58:31,133 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:31,136 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:58,851 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:58,905 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 15:58:58,913 INFO L158 Benchmark]: Toolchain (without parser) took 28641.33ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 42.7MB in the beginning and 55.6MB in the end (delta: -13.0MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2021-11-23 15:58:58,914 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory was 44.3MB in the beginning and 44.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:58,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 466.94ms. Allocated memory is still 62.9MB. Free memory was 42.5MB in the beginning and 45.8MB in the end (delta: -3.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:58,919 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.16ms. Allocated memory is still 62.9MB. Free memory was 45.8MB in the beginning and 43.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:58,920 INFO L158 Benchmark]: Boogie Preprocessor took 58.37ms. Allocated memory is still 62.9MB. Free memory was 43.4MB in the beginning and 40.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:58,921 INFO L158 Benchmark]: RCFGBuilder took 28049.84ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 40.8MB in the beginning and 55.6MB in the end (delta: -14.9MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:58,929 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 62.9MB. Free memory was 44.3MB in the beginning and 44.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 466.94ms. Allocated memory is still 62.9MB. Free memory was 42.5MB in the beginning and 45.8MB in the end (delta: -3.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.16ms. Allocated memory is still 62.9MB. Free memory was 45.8MB in the beginning and 43.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.37ms. Allocated memory is still 62.9MB. Free memory was 43.4MB in the beginning and 40.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 28049.84ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 40.8MB in the beginning and 55.6MB in the end (delta: -14.9MB). Peak memory consumption was 18.7MB. 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 15:58:59,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b7dceb-2f18-42c8-9297-bb0d49f26c07/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable