./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0686b.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_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/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_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0686b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/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_4cc41510-c12f-4544-aee7-afbac2f339d3/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 797a95f5d2ca1f6d76ea6fa52a391b975f9ddf1d0bb78f1805d7d4306e3b7f84 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:59,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:59,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:59,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:59,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:59,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:59,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:59,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:59,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:59,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:59,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:59,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:59,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:59,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:59,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:59,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:59,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:59,793 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:59,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:59,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:59,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:59,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:59,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:59,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:59,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:59,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:59,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:59,815 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:59,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:59,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:59,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:59,819 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:59,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:59,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:59,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:59,823 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:59,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:59,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:59,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:59,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:59,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:59,831 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:31:59,885 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:59,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:59,888 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:31:59,889 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:31:59,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:59,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:59,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:59,891 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:59,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:31:59,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:59,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:59,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:31:59,902 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:59,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:31:59,902 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:59,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:31:59,903 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:59,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:31:59,903 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:59,904 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:59,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:59,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:59,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:59,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:59,905 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:31:59,906 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:31:59,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:31:59,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:31:59,906 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_4cc41510-c12f-4544-aee7-afbac2f339d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 797a95f5d2ca1f6d76ea6fa52a391b975f9ddf1d0bb78f1805d7d4306e3b7f84 [2021-11-23 15:32:00,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:00,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:00,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:00,361 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:00,363 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:00,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2021-11-23 15:32:00,483 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/data/b8c949911/1a5ca67e6b224ec3a1afd0fb04996960/FLAGbd8171f2a [2021-11-23 15:32:01,233 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:01,235 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2021-11-23 15:32:01,256 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/data/b8c949911/1a5ca67e6b224ec3a1afd0fb04996960/FLAGbd8171f2a [2021-11-23 15:32:01,526 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/data/b8c949911/1a5ca67e6b224ec3a1afd0fb04996960 [2021-11-23 15:32:01,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:01,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:01,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:01,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:01,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:01,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d0574d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:01, skipping insertion in model container [2021-11-23 15:32:01,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:01" (1/1) ... [2021-11-23 15:32:01,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:01,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:01,908 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_4cc41510-c12f-4544-aee7-afbac2f339d3/sv-benchmarks/c/float-newlib/float_req_bl_0686b.c[5269,5282] [2021-11-23 15:32:01,917 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:01,936 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:02,016 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_4cc41510-c12f-4544-aee7-afbac2f339d3/sv-benchmarks/c/float-newlib/float_req_bl_0686b.c[5269,5282] [2021-11-23 15:32:02,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:02,055 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:02,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:02 WrapperNode [2021-11-23 15:32:02,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:02,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:02,060 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:02,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:02,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:02" (1/1) ... [2021-11-23 15:32:02,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:02" (1/1) ... [2021-11-23 15:32:02,155 INFO L137 Inliner]: procedures = 19, calls = 79, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 216 [2021-11-23 15:32:02,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:02,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:02,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:02,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:02,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:02" (1/1) ... [2021-11-23 15:32:02,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:02" (1/1) ... [2021-11-23 15:32:02,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:02" (1/1) ... [2021-11-23 15:32:02,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:02" (1/1) ... [2021-11-23 15:32:02,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:02" (1/1) ... [2021-11-23 15:32:02,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:02" (1/1) ... [2021-11-23 15:32:02,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:02" (1/1) ... [2021-11-23 15:32:02,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:02,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:02,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:02,232 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:02,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:02" (1/1) ... [2021-11-23 15:32:02,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:02,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:02,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:02,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:32:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:32:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 15:32:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:32:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-23 15:32:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2021-11-23 15:32:02,357 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2021-11-23 15:32:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:02,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:32:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-23 15:32:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2021-11-23 15:32:02,358 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2021-11-23 15:32:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:32:02,513 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:02,515 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:03,110 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:03,138 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 15:32:03,144 INFO L158 Benchmark]: Toolchain (without parser) took 1607.57ms. Allocated memory is still 111.1MB. Free memory was 69.7MB in the beginning and 57.4MB in the end (delta: 12.4MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:03,144 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 111.1MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:03,146 INFO L158 Benchmark]: CACSL2BoogieTranslator took 515.09ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 82.5MB in the end (delta: -12.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:03,147 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.67ms. Allocated memory is still 111.1MB. Free memory was 82.5MB in the beginning and 80.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:03,148 INFO L158 Benchmark]: Boogie Preprocessor took 73.72ms. Allocated memory is still 111.1MB. Free memory was 80.0MB in the beginning and 77.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:03,158 INFO L158 Benchmark]: RCFGBuilder took 909.82ms. Allocated memory is still 111.1MB. Free memory was 77.9MB in the beginning and 57.4MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:32:03,163 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 111.1MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 515.09ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 82.5MB in the end (delta: -12.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.67ms. Allocated memory is still 111.1MB. Free memory was 82.5MB in the beginning and 80.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.72ms. Allocated memory is still 111.1MB. Free memory was 80.0MB in the beginning and 77.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 909.82ms. Allocated memory is still 111.1MB. Free memory was 77.9MB in the beginning and 57.4MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. 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 15:32:03,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/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_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/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_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0686b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/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_4cc41510-c12f-4544-aee7-afbac2f339d3/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 797a95f5d2ca1f6d76ea6fa52a391b975f9ddf1d0bb78f1805d7d4306e3b7f84 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:06,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:06,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:06,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:06,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:06,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:06,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:06,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:06,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:06,492 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:06,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:06,498 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:06,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:06,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:06,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:06,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:06,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:06,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:06,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:06,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:06,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:06,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:06,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:06,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:06,523 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:06,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:06,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:06,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:06,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:06,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:06,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:06,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:06,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:06,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:06,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:06,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:06,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:06,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:06,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:06,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:06,540 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:06,541 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:32:06,587 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:06,587 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:06,588 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:06,589 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:06,590 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:06,591 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:06,591 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:06,592 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:06,592 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:06,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:06,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:06,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:06,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:06,598 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:32:06,598 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:32:06,599 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:32:06,599 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:06,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:06,599 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:06,600 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:06,600 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:06,600 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:06,600 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:06,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:06,601 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:06,602 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:06,602 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:06,602 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:32:06,603 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:32:06,604 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:06,604 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:32:06,604 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:32:06,605 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_4cc41510-c12f-4544-aee7-afbac2f339d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 797a95f5d2ca1f6d76ea6fa52a391b975f9ddf1d0bb78f1805d7d4306e3b7f84 [2021-11-23 15:32:07,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:07,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:07,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:07,124 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:07,125 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:07,127 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2021-11-23 15:32:07,228 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/data/8558d1c76/59be09a56fd440a6becefa1a0cb75409/FLAGe134eddd6 [2021-11-23 15:32:07,921 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:07,923 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2021-11-23 15:32:07,938 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/data/8558d1c76/59be09a56fd440a6becefa1a0cb75409/FLAGe134eddd6 [2021-11-23 15:32:08,219 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/data/8558d1c76/59be09a56fd440a6becefa1a0cb75409 [2021-11-23 15:32:08,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:08,225 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:08,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:08,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:08,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:08,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:08" (1/1) ... [2021-11-23 15:32:08,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e243b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:08, skipping insertion in model container [2021-11-23 15:32:08,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:08" (1/1) ... [2021-11-23 15:32:08,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:08,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:08,604 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_4cc41510-c12f-4544-aee7-afbac2f339d3/sv-benchmarks/c/float-newlib/float_req_bl_0686b.c[5269,5282] [2021-11-23 15:32:08,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:08,627 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:08,698 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_4cc41510-c12f-4544-aee7-afbac2f339d3/sv-benchmarks/c/float-newlib/float_req_bl_0686b.c[5269,5282] [2021-11-23 15:32:08,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:08,755 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:08,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:08 WrapperNode [2021-11-23 15:32:08,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:08,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:08,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:08,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:08,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:08" (1/1) ... [2021-11-23 15:32:08,786 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:08" (1/1) ... [2021-11-23 15:32:08,833 INFO L137 Inliner]: procedures = 22, calls = 79, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 217 [2021-11-23 15:32:08,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:08,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:08,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:08,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:08,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:08" (1/1) ... [2021-11-23 15:32:08,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:08" (1/1) ... [2021-11-23 15:32:08,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:08" (1/1) ... [2021-11-23 15:32:08,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:08" (1/1) ... [2021-11-23 15:32:08,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:08" (1/1) ... [2021-11-23 15:32:08,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:08" (1/1) ... [2021-11-23 15:32:08,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:08" (1/1) ... [2021-11-23 15:32:08,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:08,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:08,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:08,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:08,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:08" (1/1) ... [2021-11-23 15:32:08,919 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:08,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:08,965 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:08,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:09,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:09,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-23 15:32:09,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:32:09,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:32:09,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-23 15:32:09,091 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2021-11-23 15:32:09,092 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2021-11-23 15:32:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:32:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:09,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:09,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-11-23 15:32:09,093 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2021-11-23 15:32:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2021-11-23 15:32:09,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:32:09,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:32:09,249 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:09,251 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:36,751 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:36,840 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 15:32:36,847 INFO L158 Benchmark]: Toolchain (without parser) took 28620.08ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 34.2MB in the beginning and 41.8MB in the end (delta: -7.6MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:36,848 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:36,849 INFO L158 Benchmark]: CACSL2BoogieTranslator took 522.85ms. Allocated memory is still 56.6MB. Free memory was 34.0MB in the beginning and 33.4MB in the end (delta: 564.4kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:32:36,850 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.99ms. Allocated memory is still 56.6MB. Free memory was 33.4MB in the beginning and 31.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:36,851 INFO L158 Benchmark]: Boogie Preprocessor took 72.41ms. Allocated memory is still 56.6MB. Free memory was 31.1MB in the beginning and 28.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:32:36,852 INFO L158 Benchmark]: RCFGBuilder took 27936.41ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 28.3MB in the beginning and 41.8MB in the end (delta: -13.5MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2021-11-23 15:32:36,856 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 522.85ms. Allocated memory is still 56.6MB. Free memory was 34.0MB in the beginning and 33.4MB in the end (delta: 564.4kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.99ms. Allocated memory is still 56.6MB. Free memory was 33.4MB in the beginning and 31.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.41ms. Allocated memory is still 56.6MB. Free memory was 31.1MB in the beginning and 28.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 27936.41ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 28.3MB in the beginning and 41.8MB in the end (delta: -13.5MB). Peak memory consumption was 14.0MB. 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 15:32:37,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc41510-c12f-4544-aee7-afbac2f339d3/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