./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1032a.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_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/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_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/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_c3d57270-ce13-4d1d-ae23-df8d3813faa9/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 1d77f189616851dfc2a9becddf3926b3a4d1b6826934ea34b3559c7d217e0a16 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:41,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:41,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:41,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:41,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:41,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:41,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:41,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:41,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:41,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:41,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:41,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:41,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:41,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:41,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:41,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:41,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:41,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:41,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:41,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:41,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:41,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:41,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:41,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:41,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:41,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:41,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:41,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:41,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:41,579 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:41,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:41,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:41,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:41,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:41,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:41,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:41,587 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:41,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:41,588 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:41,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:41,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:41,591 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:41,633 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:41,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:41,636 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:41,636 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:41,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:41,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:41,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:41,638 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:41,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:41,639 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:41,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:41,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:41,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:41,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:41,641 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:41,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:41,641 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:41,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:41,642 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:41,642 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:41,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:41,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:41,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:41,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:41,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:41,643 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:41,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:41,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:41,644 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_c3d57270-ce13-4d1d-ae23-df8d3813faa9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d77f189616851dfc2a9becddf3926b3a4d1b6826934ea34b3559c7d217e0a16 [2021-11-23 15:01:41,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:41,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:41,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:41,947 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:41,949 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:41,950 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/double_req_bl_1032a.c [2021-11-23 15:01:42,030 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/data/045a6a91b/7db5682b67d549b9ba7f7be501d9862b/FLAGb93b7c8d4 [2021-11-23 15:01:42,466 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:42,467 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/sv-benchmarks/c/float-newlib/double_req_bl_1032a.c [2021-11-23 15:01:42,483 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/data/045a6a91b/7db5682b67d549b9ba7f7be501d9862b/FLAGb93b7c8d4 [2021-11-23 15:01:42,891 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/data/045a6a91b/7db5682b67d549b9ba7f7be501d9862b [2021-11-23 15:01:42,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:42,895 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:42,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:42,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:42,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:42,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39045ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42, skipping insertion in model container [2021-11-23 15:01:42,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:42,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:43,115 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_c3d57270-ce13-4d1d-ae23-df8d3813faa9/sv-benchmarks/c/float-newlib/double_req_bl_1032a.c[2282,2295] [2021-11-23 15:01:43,118 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:43,125 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:43,159 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_c3d57270-ce13-4d1d-ae23-df8d3813faa9/sv-benchmarks/c/float-newlib/double_req_bl_1032a.c[2282,2295] [2021-11-23 15:01:43,160 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:43,174 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:43,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43 WrapperNode [2021-11-23 15:01:43,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:43,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:43,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:43,176 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:43,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,216 INFO L137 Inliner]: procedures = 17, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 106 [2021-11-23 15:01:43,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:43,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:43,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:43,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:43,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,229 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,230 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:43,263 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:43,263 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:43,263 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:43,267 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,275 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:43,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:43,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:43,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:43,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 15:01:43,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:01:43,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-23 15:01:43,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:43,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:43,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:01:43,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:43,495 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:43,497 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:43,681 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:43,698 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 15:01:43,703 INFO L158 Benchmark]: Toolchain (without parser) took 806.66ms. Allocated memory is still 119.5MB. Free memory was 85.6MB in the beginning and 77.8MB in the end (delta: 7.8MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:43,712 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 119.5MB. Free memory was 96.4MB in the beginning and 96.4MB in the end (delta: 30.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:43,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.73ms. Allocated memory is still 119.5MB. Free memory was 85.4MB in the beginning and 93.9MB in the end (delta: -8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:43,714 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.82ms. Allocated memory is still 119.5MB. Free memory was 93.9MB in the beginning and 92.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:43,715 INFO L158 Benchmark]: Boogie Preprocessor took 44.65ms. Allocated memory is still 119.5MB. Free memory was 92.5MB in the beginning and 91.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:43,717 INFO L158 Benchmark]: RCFGBuilder took 438.14ms. Allocated memory is still 119.5MB. Free memory was 91.0MB in the beginning and 77.8MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:01:43,724 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 119.5MB. Free memory was 96.4MB in the beginning and 96.4MB in the end (delta: 30.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.73ms. Allocated memory is still 119.5MB. Free memory was 85.4MB in the beginning and 93.9MB in the end (delta: -8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.82ms. Allocated memory is still 119.5MB. Free memory was 93.9MB in the beginning and 92.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.65ms. Allocated memory is still 119.5MB. Free memory was 92.5MB in the beginning and 91.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 438.14ms. Allocated memory is still 119.5MB. Free memory was 91.0MB in the beginning and 77.8MB in the end (delta: 13.2MB). 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 15:01:43,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/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_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/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_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/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_c3d57270-ce13-4d1d-ae23-df8d3813faa9/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 1d77f189616851dfc2a9becddf3926b3a4d1b6826934ea34b3559c7d217e0a16 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:46,289 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:46,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:46,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:46,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:46,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:46,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:46,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:46,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:46,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:46,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:46,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:46,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:46,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:46,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:46,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:46,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:46,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:46,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:46,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:46,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:46,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:46,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:46,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:46,398 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:46,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:46,399 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:46,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:46,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:46,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:46,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:46,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:46,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:46,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:46,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:46,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:46,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:46,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:46,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:46,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:46,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:46,431 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:01:46,487 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:46,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:46,489 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:46,490 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:46,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:46,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:46,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:46,492 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:46,492 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:46,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:46,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:46,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:46,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:46,495 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:01:46,495 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:01:46,495 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:01:46,495 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:46,496 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:46,496 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:46,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:46,496 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:46,497 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:46,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:46,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:46,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:46,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:46,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:46,498 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:01:46,498 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:01:46,499 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:46,499 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:01:46,499 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:01:46,499 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_c3d57270-ce13-4d1d-ae23-df8d3813faa9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d77f189616851dfc2a9becddf3926b3a4d1b6826934ea34b3559c7d217e0a16 [2021-11-23 15:01:46,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:46,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:46,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:46,961 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:46,965 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:46,966 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/double_req_bl_1032a.c [2021-11-23 15:01:47,046 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/data/6f84f68d1/b5f2298fa78449b296f974d2fa09606f/FLAG2e9334ce3 [2021-11-23 15:01:47,565 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:47,566 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/sv-benchmarks/c/float-newlib/double_req_bl_1032a.c [2021-11-23 15:01:47,581 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/data/6f84f68d1/b5f2298fa78449b296f974d2fa09606f/FLAG2e9334ce3 [2021-11-23 15:01:47,952 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/data/6f84f68d1/b5f2298fa78449b296f974d2fa09606f [2021-11-23 15:01:47,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:47,958 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:47,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:47,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:47,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:47,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:47" (1/1) ... [2021-11-23 15:01:47,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33f0d227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:47, skipping insertion in model container [2021-11-23 15:01:47,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:47" (1/1) ... [2021-11-23 15:01:47,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:47,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:48,214 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_c3d57270-ce13-4d1d-ae23-df8d3813faa9/sv-benchmarks/c/float-newlib/double_req_bl_1032a.c[2282,2295] [2021-11-23 15:01:48,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:48,246 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:48,287 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_c3d57270-ce13-4d1d-ae23-df8d3813faa9/sv-benchmarks/c/float-newlib/double_req_bl_1032a.c[2282,2295] [2021-11-23 15:01:48,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:48,322 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:48,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48 WrapperNode [2021-11-23 15:01:48,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:48,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:48,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:48,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:48,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:48,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:48,380 INFO L137 Inliner]: procedures = 20, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 106 [2021-11-23 15:01:48,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:48,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:48,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:48,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:48,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:48,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:48,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:48,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:48,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:48,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:48,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:48,429 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:48,430 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:48,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:48,437 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:48,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:48,444 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:48,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:48,473 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:48,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:48,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:48,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-11-23 15:01:48,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-11-23 15:01:48,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:01:48,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:48,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:01:48,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:48,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:48,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:01:48,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:48,604 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:48,606 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:48,936 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:48,953 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 15:01:48,971 INFO L158 Benchmark]: Toolchain (without parser) took 1011.76ms. Allocated memory is still 62.9MB. Free memory was 42.7MB in the beginning and 28.5MB in the end (delta: 14.1MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2021-11-23 15:01:48,972 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 62.9MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:48,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.70ms. Allocated memory is still 62.9MB. Free memory was 42.5MB in the beginning and 44.7MB in the end (delta: -2.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:01:48,974 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.13ms. Allocated memory is still 62.9MB. Free memory was 44.7MB in the beginning and 43.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:48,975 INFO L158 Benchmark]: Boogie Preprocessor took 48.59ms. Allocated memory is still 62.9MB. Free memory was 43.0MB in the beginning and 41.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:48,975 INFO L158 Benchmark]: RCFGBuilder took 538.84ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 28.5MB in the end (delta: 12.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:01:48,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72ms. Allocated memory is still 62.9MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.70ms. Allocated memory is still 62.9MB. Free memory was 42.5MB in the beginning and 44.7MB in the end (delta: -2.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.13ms. Allocated memory is still 62.9MB. Free memory was 44.7MB in the beginning and 43.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.59ms. Allocated memory is still 62.9MB. Free memory was 43.0MB in the beginning and 41.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 538.84ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 28.5MB in the end (delta: 12.9MB). Peak memory consumption was 14.7MB. 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 15:01:49,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d57270-ce13-4d1d-ae23-df8d3813faa9/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