./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0931.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_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/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_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0931.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/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_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/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 91b175b05d28541db58c7e93ed627b64b4bd09588286aa65a419fecf4760f469 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:36,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:36,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:36,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:36,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:36,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:36,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:36,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:36,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:36,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:36,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:36,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:36,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:36,839 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:36,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:36,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:36,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:36,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:36,845 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:36,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:36,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:36,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:36,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:36,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:36,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:36,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:36,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:36,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:36,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:36,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:36,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:36,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:36,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:36,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:36,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:36,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:36,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:36,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:36,865 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:36,866 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:36,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:36,868 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:36,891 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:36,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:36,893 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:36,893 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:36,894 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:36,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:36,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:36,895 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:36,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:36,895 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:36,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:36,897 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:36,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:36,897 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:36,897 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:36,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:36,898 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:36,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:36,898 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:36,898 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:36,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:36,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:36,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:36,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:36,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:36,900 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:36,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:36,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:36,901 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_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91b175b05d28541db58c7e93ed627b64b4bd09588286aa65a419fecf4760f469 [2021-11-23 15:04:37,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:37,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:37,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:37,203 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:37,204 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:37,205 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/float_req_bl_0931.c [2021-11-23 15:04:37,269 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/data/04828961c/306847c14e8f4addbcadc30897d0defa/FLAG6c732eb57 [2021-11-23 15:04:37,821 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:37,825 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/sv-benchmarks/c/float-newlib/float_req_bl_0931.c [2021-11-23 15:04:37,834 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/data/04828961c/306847c14e8f4addbcadc30897d0defa/FLAG6c732eb57 [2021-11-23 15:04:38,164 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/data/04828961c/306847c14e8f4addbcadc30897d0defa [2021-11-23 15:04:38,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:38,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:38,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:38,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:38,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:38,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5465e39a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38, skipping insertion in model container [2021-11-23 15:04:38,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,182 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:38,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:38,430 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_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/sv-benchmarks/c/float-newlib/float_req_bl_0931.c[3146,3159] [2021-11-23 15:04:38,434 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:38,442 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:38,479 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_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/sv-benchmarks/c/float-newlib/float_req_bl_0931.c[3146,3159] [2021-11-23 15:04:38,480 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:38,495 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:38,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38 WrapperNode [2021-11-23 15:04:38,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:38,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:38,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:38,497 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:38,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,555 INFO L137 Inliner]: procedures = 17, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 153 [2021-11-23 15:04:38,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:38,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:38,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:38,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:38,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:38,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:38,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:38,602 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:38,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,610 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:38,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:38,649 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:38,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 15:04:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:04:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-23 15:04:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:38,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:04:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:38,808 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:38,810 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:39,058 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:39,073 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 15:04:39,096 INFO L158 Benchmark]: Toolchain (without parser) took 927.65ms. Allocated memory is still 96.5MB. Free memory was 56.5MB in the beginning and 53.4MB in the end (delta: 3.0MB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:39,097 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 96.5MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:39,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.10ms. Allocated memory is still 96.5MB. Free memory was 56.2MB in the beginning and 70.6MB in the end (delta: -14.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:39,099 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.41ms. Allocated memory is still 96.5MB. Free memory was 70.2MB in the beginning and 68.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:39,099 INFO L158 Benchmark]: Boogie Preprocessor took 44.87ms. Allocated memory is still 96.5MB. Free memory was 68.5MB in the beginning and 66.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:39,100 INFO L158 Benchmark]: RCFGBuilder took 493.13ms. Allocated memory is still 96.5MB. Free memory was 66.9MB in the beginning and 53.4MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:39,104 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 96.5MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.10ms. Allocated memory is still 96.5MB. Free memory was 56.2MB in the beginning and 70.6MB in the end (delta: -14.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.41ms. Allocated memory is still 96.5MB. Free memory was 70.2MB in the beginning and 68.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.87ms. Allocated memory is still 96.5MB. Free memory was 68.5MB in the beginning and 66.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 493.13ms. Allocated memory is still 96.5MB. Free memory was 66.9MB in the beginning and 53.4MB in the end (delta: 13.5MB). 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 15:04:39,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/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_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/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_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0931.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/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_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/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 91b175b05d28541db58c7e93ed627b64b4bd09588286aa65a419fecf4760f469 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:41,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:41,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:41,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:41,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:41,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:41,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:41,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:41,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:41,658 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:41,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:41,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:41,664 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:41,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:41,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:41,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:41,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:41,688 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:41,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:41,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:41,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:41,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:41,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:41,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:41,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:41,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:41,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:41,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:41,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:41,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:41,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:41,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:41,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:41,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:41,709 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:41,709 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:41,710 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:41,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:41,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:41,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:41,712 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:41,713 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:41,736 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:41,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:41,737 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:41,738 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:41,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:41,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:41,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:41,739 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:41,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:41,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:41,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:41,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:41,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:41,741 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:41,741 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:41,741 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:41,742 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:41,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:41,742 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:41,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:41,743 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:41,743 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:41,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:41,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:41,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:41,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:41,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:41,744 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:41,745 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:41,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:41,745 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:41,745 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:41,746 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_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91b175b05d28541db58c7e93ed627b64b4bd09588286aa65a419fecf4760f469 [2021-11-23 15:04:42,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:42,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:42,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:42,139 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:42,140 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:42,142 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/float_req_bl_0931.c [2021-11-23 15:04:42,214 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/data/ff2450d4a/5a22bd2d48ba425380d841699d7c27b9/FLAG68d4b0190 [2021-11-23 15:04:42,776 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:42,780 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/sv-benchmarks/c/float-newlib/float_req_bl_0931.c [2021-11-23 15:04:42,790 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/data/ff2450d4a/5a22bd2d48ba425380d841699d7c27b9/FLAG68d4b0190 [2021-11-23 15:04:43,130 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/data/ff2450d4a/5a22bd2d48ba425380d841699d7c27b9 [2021-11-23 15:04:43,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:43,134 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:43,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:43,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:43,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:43,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:43" (1/1) ... [2021-11-23 15:04:43,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@544f33a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:43, skipping insertion in model container [2021-11-23 15:04:43,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:43" (1/1) ... [2021-11-23 15:04:43,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:43,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:43,393 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_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/sv-benchmarks/c/float-newlib/float_req_bl_0931.c[3146,3159] [2021-11-23 15:04:43,395 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:43,429 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:43,500 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_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/sv-benchmarks/c/float-newlib/float_req_bl_0931.c[3146,3159] [2021-11-23 15:04:43,501 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:43,517 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:43,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:43 WrapperNode [2021-11-23 15:04:43,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:43,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:43,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:43,519 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:43,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:43" (1/1) ... [2021-11-23 15:04:43,542 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:43" (1/1) ... [2021-11-23 15:04:43,589 INFO L137 Inliner]: procedures = 20, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 153 [2021-11-23 15:04:43,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:43,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:43,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:43,590 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:43,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:43" (1/1) ... [2021-11-23 15:04:43,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:43" (1/1) ... [2021-11-23 15:04:43,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:43" (1/1) ... [2021-11-23 15:04:43,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:43" (1/1) ... [2021-11-23 15:04:43,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:43" (1/1) ... [2021-11-23 15:04:43,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:43" (1/1) ... [2021-11-23 15:04:43,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:43" (1/1) ... [2021-11-23 15:04:43,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:43,678 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:43,678 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:43,678 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:43,679 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:43" (1/1) ... [2021-11-23 15:04:43,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:43,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:43,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:43,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-23 15:04:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:04:43,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:43,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-11-23 15:04:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:04:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:43,883 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:43,885 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:38,731 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:38,746 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:38,750 INFO L158 Benchmark]: Toolchain (without parser) took 55614.67ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.4MB in the beginning and 37.1MB in the end (delta: -6.7MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:38,751 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 54.5MB. Free memory is still 34.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:38,752 INFO L158 Benchmark]: CACSL2BoogieTranslator took 380.46ms. Allocated memory is still 54.5MB. Free memory was 30.3MB in the beginning and 34.7MB in the end (delta: -4.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:38,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.75ms. Allocated memory is still 54.5MB. Free memory was 34.7MB in the beginning and 32.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:38,754 INFO L158 Benchmark]: Boogie Preprocessor took 86.57ms. Allocated memory is still 54.5MB. Free memory was 32.7MB in the beginning and 30.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:38,755 INFO L158 Benchmark]: RCFGBuilder took 55070.88ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.7MB in the beginning and 37.1MB in the end (delta: -6.4MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:38,759 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 54.5MB. Free memory is still 34.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 380.46ms. Allocated memory is still 54.5MB. Free memory was 30.3MB in the beginning and 34.7MB in the end (delta: -4.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.75ms. Allocated memory is still 54.5MB. Free memory was 34.7MB in the beginning and 32.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.57ms. Allocated memory is still 54.5MB. Free memory was 32.7MB in the beginning and 30.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 55070.88ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.7MB in the beginning and 37.1MB in the end (delta: -6.4MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:38,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00aaa6e2-b15b-49b0-be7e-a3e4833e5487/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