./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1232a.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_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/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_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1232a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/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_e24a6e12-947a-46a7-bf8b-f1519c94a473/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 f5978e6794574f24e5282dc6c0759b72c8b7ad9dd0acf1cc3c9d6f2352537904 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:21,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:21,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:21,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:21,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:21,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:21,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:21,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:21,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:21,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:21,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:21,577 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:21,578 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:21,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:21,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:21,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:21,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:21,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:21,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:21,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:21,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:21,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:21,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:21,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:21,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:21,626 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:21,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:21,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:21,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:21,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:21,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:21,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:21,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:21,637 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:21,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:21,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:21,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:21,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:21,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:21,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:21,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:21,643 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:32:21,686 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:21,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:21,689 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:21,689 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:21,690 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:21,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:21,691 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:21,691 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:21,691 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:32:21,691 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:21,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:21,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:21,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:21,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:21,693 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:21,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:21,694 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:21,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:21,694 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:21,694 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:21,695 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:21,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:21,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:21,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:21,696 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:21,696 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:32:21,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:32:21,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:21,697 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_e24a6e12-947a-46a7-bf8b-f1519c94a473/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5978e6794574f24e5282dc6c0759b72c8b7ad9dd0acf1cc3c9d6f2352537904 [2021-11-23 15:32:22,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:22,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:22,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:22,051 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:22,052 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:22,053 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/double_req_bl_1232a.c [2021-11-23 15:32:22,119 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/data/cc5ac45c9/32c988702d5141c4b6af0e1a2aa8e429/FLAG8bb219cbd [2021-11-23 15:32:22,599 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:22,603 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/sv-benchmarks/c/float-newlib/double_req_bl_1232a.c [2021-11-23 15:32:22,612 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/data/cc5ac45c9/32c988702d5141c4b6af0e1a2aa8e429/FLAG8bb219cbd [2021-11-23 15:32:22,973 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/data/cc5ac45c9/32c988702d5141c4b6af0e1a2aa8e429 [2021-11-23 15:32:22,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:22,980 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:22,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:22,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:22,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:22,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:22" (1/1) ... [2021-11-23 15:32:22,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@445d3041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:22, skipping insertion in model container [2021-11-23 15:32:22,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:22" (1/1) ... [2021-11-23 15:32:22,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:23,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:23,328 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_e24a6e12-947a-46a7-bf8b-f1519c94a473/sv-benchmarks/c/float-newlib/double_req_bl_1232a.c[1957,1970] [2021-11-23 15:32:23,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:23,349 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:23,406 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_e24a6e12-947a-46a7-bf8b-f1519c94a473/sv-benchmarks/c/float-newlib/double_req_bl_1232a.c[1957,1970] [2021-11-23 15:32:23,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:23,433 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:23,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:23 WrapperNode [2021-11-23 15:32:23,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:23,435 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:23,435 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:23,435 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:23,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:23" (1/1) ... [2021-11-23 15:32:23,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:23" (1/1) ... [2021-11-23 15:32:23,490 INFO L137 Inliner]: procedures = 19, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 67 [2021-11-23 15:32:23,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:23,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:23,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:23,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:23,505 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:23" (1/1) ... [2021-11-23 15:32:23,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:23" (1/1) ... [2021-11-23 15:32:23,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:23" (1/1) ... [2021-11-23 15:32:23,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:23" (1/1) ... [2021-11-23 15:32:23,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:23" (1/1) ... [2021-11-23 15:32:23,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:23" (1/1) ... [2021-11-23 15:32:23,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:23" (1/1) ... [2021-11-23 15:32:23,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:23,570 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:23,570 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:23,570 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:23,571 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:23" (1/1) ... [2021-11-23 15:32:23,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:23,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:23,620 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:23,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:23,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:23,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:32:23,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:32:23,685 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2021-11-23 15:32:23,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2021-11-23 15:32:23,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-23 15:32:23,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:23,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:23,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:32:23,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:32:23,765 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:23,767 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:23,950 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:23,971 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 15:32:23,977 INFO L158 Benchmark]: Toolchain (without parser) took 995.52ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 52.7MB in the beginning and 74.8MB in the end (delta: -22.2MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:23,978 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 88.1MB. Free memory was 69.0MB in the beginning and 69.0MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:23,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.18ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 52.4MB in the beginning and 90.0MB in the end (delta: -37.5MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-11-23 15:32:23,980 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.88ms. Allocated memory is still 113.2MB. Free memory was 89.8MB in the beginning and 88.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:23,982 INFO L158 Benchmark]: Boogie Preprocessor took 74.88ms. Allocated memory is still 113.2MB. Free memory was 88.4MB in the beginning and 86.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:23,983 INFO L158 Benchmark]: RCFGBuilder took 404.63ms. Allocated memory is still 113.2MB. Free memory was 86.9MB in the beginning and 74.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:32:24,017 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 88.1MB. Free memory was 69.0MB in the beginning and 69.0MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.18ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 52.4MB in the beginning and 90.0MB in the end (delta: -37.5MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.88ms. Allocated memory is still 113.2MB. Free memory was 89.8MB in the beginning and 88.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 74.88ms. Allocated memory is still 113.2MB. Free memory was 88.4MB in the beginning and 86.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 404.63ms. Allocated memory is still 113.2MB. Free memory was 86.9MB in the beginning and 74.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:32:24,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/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_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/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_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1232a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/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_e24a6e12-947a-46a7-bf8b-f1519c94a473/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 f5978e6794574f24e5282dc6c0759b72c8b7ad9dd0acf1cc3c9d6f2352537904 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:26,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:26,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:26,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:27,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:27,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:27,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:27,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:27,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:27,028 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:27,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:27,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:27,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:27,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:27,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:27,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:27,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:27,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:27,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:27,069 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:27,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:27,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:27,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:27,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:27,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:27,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:27,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:27,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:27,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:27,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:27,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:27,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:27,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:27,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:27,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:27,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:27,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:27,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:27,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:27,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:27,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:27,114 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:32:27,167 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:27,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:27,169 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:27,169 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:27,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:27,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:27,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:27,172 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:27,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:27,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:27,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:27,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:27,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:27,174 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:32:27,175 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:32:27,175 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:32:27,175 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:27,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:27,176 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:27,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:27,176 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:27,177 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:27,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:27,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:27,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:27,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:27,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:27,178 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:32:27,179 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:32:27,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:27,179 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:32:27,180 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:32:27,180 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_e24a6e12-947a-46a7-bf8b-f1519c94a473/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5978e6794574f24e5282dc6c0759b72c8b7ad9dd0acf1cc3c9d6f2352537904 [2021-11-23 15:32:27,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:27,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:27,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:27,594 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:27,596 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:27,599 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-newlib/double_req_bl_1232a.c [2021-11-23 15:32:27,687 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/data/2494948b9/1fca17bb129443b597cd6dad69aa9abe/FLAGf01983f42 [2021-11-23 15:32:28,389 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:28,390 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/sv-benchmarks/c/float-newlib/double_req_bl_1232a.c [2021-11-23 15:32:28,398 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/data/2494948b9/1fca17bb129443b597cd6dad69aa9abe/FLAGf01983f42 [2021-11-23 15:32:28,765 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/data/2494948b9/1fca17bb129443b597cd6dad69aa9abe [2021-11-23 15:32:28,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:28,769 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:28,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:28,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:28,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:28,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:28" (1/1) ... [2021-11-23 15:32:28,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7158e90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:28, skipping insertion in model container [2021-11-23 15:32:28,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:28" (1/1) ... [2021-11-23 15:32:28,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:28,812 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:29,037 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_e24a6e12-947a-46a7-bf8b-f1519c94a473/sv-benchmarks/c/float-newlib/double_req_bl_1232a.c[1957,1970] [2021-11-23 15:32:29,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:29,055 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:29,108 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_e24a6e12-947a-46a7-bf8b-f1519c94a473/sv-benchmarks/c/float-newlib/double_req_bl_1232a.c[1957,1970] [2021-11-23 15:32:29,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:29,139 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:29,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:29 WrapperNode [2021-11-23 15:32:29,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:29,142 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:29,142 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:29,142 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:29,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:29" (1/1) ... [2021-11-23 15:32:29,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:29" (1/1) ... [2021-11-23 15:32:29,211 INFO L137 Inliner]: procedures = 22, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2021-11-23 15:32:29,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:29,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:29,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:29,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:29,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:29" (1/1) ... [2021-11-23 15:32:29,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:29" (1/1) ... [2021-11-23 15:32:29,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:29" (1/1) ... [2021-11-23 15:32:29,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:29" (1/1) ... [2021-11-23 15:32:29,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:29" (1/1) ... [2021-11-23 15:32:29,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:29" (1/1) ... [2021-11-23 15:32:29,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:29" (1/1) ... [2021-11-23 15:32:29,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:29,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:29,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:29,271 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:29,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:29" (1/1) ... [2021-11-23 15:32:29,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:29,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:29,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:29,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:29,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-11-23 15:32:29,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:32:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:32:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2021-11-23 15:32:29,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2021-11-23 15:32:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:32:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:29,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:29,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:32:29,519 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:29,521 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:29,804 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:29,820 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 15:32:29,825 INFO L158 Benchmark]: Toolchain (without parser) took 1054.05ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 30.6MB in the beginning and 44.6MB in the end (delta: -13.9MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-11-23 15:32:29,826 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:29,827 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.51ms. Allocated memory is still 54.5MB. Free memory was 30.4MB in the beginning and 32.6MB in the end (delta: -2.2MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2021-11-23 15:32:29,828 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.77ms. Allocated memory is still 54.5MB. Free memory was 32.6MB in the beginning and 30.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:29,829 INFO L158 Benchmark]: Boogie Preprocessor took 57.13ms. Allocated memory is still 54.5MB. Free memory was 30.8MB in the beginning and 29.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:29,830 INFO L158 Benchmark]: RCFGBuilder took 552.15ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 29.3MB in the beginning and 44.8MB in the end (delta: -15.5MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2021-11-23 15:32:29,852 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 368.51ms. Allocated memory is still 54.5MB. Free memory was 30.4MB in the beginning and 32.6MB in the end (delta: -2.2MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.77ms. Allocated memory is still 54.5MB. Free memory was 32.6MB in the beginning and 30.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.13ms. Allocated memory is still 54.5MB. Free memory was 30.8MB in the beginning and 29.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 552.15ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 29.3MB in the beginning and 44.8MB in the end (delta: -15.5MB). Peak memory consumption was 6.0MB. 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 15:32:29,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e24a6e12-947a-46a7-bf8b-f1519c94a473/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