./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.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_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/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_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/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_9cedfa15-f791-47dc-9c4d-193eb3282009/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 13801fa2c96f7c93ace2086dcc65f456b83ac056f84901412492a5919d95dd03 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:44:36,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:44:36,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:44:36,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:44:36,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:44:36,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:44:36,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:44:36,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:44:36,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:44:36,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:44:36,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:44:36,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:44:36,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:44:36,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:44:36,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:44:36,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:44:36,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:44:36,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:44:36,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:44:36,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:44:36,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:44:36,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:44:36,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:44:36,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:44:36,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:44:36,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:44:36,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:44:36,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:44:36,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:44:36,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:44:36,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:44:36,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:44:36,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:44:36,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:44:36,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:44:36,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:44:36,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:44:36,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:44:36,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:44:36,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:44:36,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:44:36,530 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:44:36,569 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:44:36,569 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:44:36,570 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:44:36,570 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:44:36,571 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:44:36,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:44:36,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:44:36,572 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:44:36,572 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:44:36,572 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:44:36,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:44:36,572 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:44:36,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:44:36,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:44:36,573 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:44:36,573 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:44:36,573 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:44:36,574 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:44:36,574 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:44:36,574 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:44:36,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:44:36,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:36,575 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:44:36,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:44:36,575 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:44:36,575 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:44:36,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:44:36,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:44:36,576 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_9cedfa15-f791-47dc-9c4d-193eb3282009/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13801fa2c96f7c93ace2086dcc65f456b83ac056f84901412492a5919d95dd03 [2021-11-23 15:44:36,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:44:36,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:44:36,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:44:36,864 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:44:36,865 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:44:36,867 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c [2021-11-23 15:44:36,949 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/data/2c561c601/ac353c1451f34ec4bfd9601a0643aaeb/FLAGf88fb792a [2021-11-23 15:44:37,431 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:44:37,432 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c [2021-11-23 15:44:37,447 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/data/2c561c601/ac353c1451f34ec4bfd9601a0643aaeb/FLAGf88fb792a [2021-11-23 15:44:37,748 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/data/2c561c601/ac353c1451f34ec4bfd9601a0643aaeb [2021-11-23 15:44:37,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:44:37,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:44:37,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:37,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:44:37,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:44:37,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:37" (1/1) ... [2021-11-23 15:44:37,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@80b768e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:37, skipping insertion in model container [2021-11-23 15:44:37,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:37" (1/1) ... [2021-11-23 15:44:37,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:44:37,800 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:37,988 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_9cedfa15-f791-47dc-9c4d-193eb3282009/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c[1995,2008] [2021-11-23 15:44:37,992 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_9cedfa15-f791-47dc-9c4d-193eb3282009/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c[2364,2377] [2021-11-23 15:44:38,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:38,094 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:38,123 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_9cedfa15-f791-47dc-9c4d-193eb3282009/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c[1995,2008] [2021-11-23 15:44:38,135 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_9cedfa15-f791-47dc-9c4d-193eb3282009/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c[2364,2377] [2021-11-23 15:44:38,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:38,179 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:38,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:38 WrapperNode [2021-11-23 15:44:38,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:38,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:38,181 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:38,181 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:38,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:38" (1/1) ... [2021-11-23 15:44:38,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:38" (1/1) ... [2021-11-23 15:44:38,225 INFO L137 Inliner]: procedures = 27, calls = 21, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2021-11-23 15:44:38,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:38,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:38,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:38,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:38,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:38" (1/1) ... [2021-11-23 15:44:38,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:38" (1/1) ... [2021-11-23 15:44:38,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:38" (1/1) ... [2021-11-23 15:44:38,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:38" (1/1) ... [2021-11-23 15:44:38,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:38" (1/1) ... [2021-11-23 15:44:38,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:38" (1/1) ... [2021-11-23 15:44:38,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:38" (1/1) ... [2021-11-23 15:44:38,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:38,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:38,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:38,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:38,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:38" (1/1) ... [2021-11-23 15:44:38,288 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:38,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:38,316 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:38,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:38,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:38,380 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2021-11-23 15:44:38,380 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2021-11-23 15:44:38,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:44:38,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:38,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:38,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:44:38,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:44:38,452 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:38,453 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:44:38,820 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:44:38,840 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:44:38,852 INFO L158 Benchmark]: Toolchain (without parser) took 1091.24ms. Allocated memory is still 100.7MB. Free memory was 66.8MB in the beginning and 52.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2021-11-23 15:44:38,854 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 100.7MB. Free memory was 53.4MB in the beginning and 53.3MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:38,856 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.98ms. Allocated memory is still 100.7MB. Free memory was 66.6MB in the beginning and 71.4MB in the end (delta: -4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:44:38,857 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.14ms. Allocated memory is still 100.7MB. Free memory was 71.0MB in the beginning and 68.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:44:38,859 INFO L158 Benchmark]: Boogie Preprocessor took 43.42ms. Allocated memory is still 100.7MB. Free memory was 68.9MB in the beginning and 67.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:38,860 INFO L158 Benchmark]: RCFGBuilder took 568.74ms. Allocated memory is still 100.7MB. Free memory was 67.5MB in the beginning and 52.1MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:44:38,865 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 100.7MB. Free memory was 53.4MB in the beginning and 53.3MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 425.98ms. Allocated memory is still 100.7MB. Free memory was 66.6MB in the beginning and 71.4MB in the end (delta: -4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.14ms. Allocated memory is still 100.7MB. Free memory was 71.0MB in the beginning and 68.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.42ms. Allocated memory is still 100.7MB. Free memory was 68.9MB in the beginning and 67.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 568.74ms. Allocated memory is still 100.7MB. Free memory was 67.5MB in the beginning and 52.1MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. 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 15:44:38,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/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_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/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_9cedfa15-f791-47dc-9c4d-193eb3282009/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 13801fa2c96f7c93ace2086dcc65f456b83ac056f84901412492a5919d95dd03 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:44:41,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:44:41,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:44:41,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:44:41,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:44:41,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:44:41,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:44:41,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:44:41,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:44:41,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:44:41,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:44:41,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:44:41,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:44:41,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:44:41,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:44:41,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:44:41,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:44:41,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:44:41,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:44:41,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:44:41,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:44:41,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:44:41,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:44:41,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:44:41,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:44:41,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:44:41,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:44:41,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:44:41,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:44:41,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:44:41,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:44:41,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:44:41,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:44:41,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:44:41,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:44:41,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:44:41,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:44:41,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:44:41,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:44:41,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:44:41,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:44:41,584 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:44:41,629 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:44:41,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:44:41,630 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:44:41,630 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:44:41,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:44:41,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:44:41,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:44:41,631 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:44:41,632 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:44:41,632 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:44:41,632 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:44:41,632 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:44:41,632 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:44:41,632 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:44:41,633 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:44:41,633 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:44:41,633 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:44:41,633 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:44:41,633 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:44:41,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:44:41,634 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:44:41,634 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:44:41,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:44:41,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:41,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:44:41,635 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:44:41,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:44:41,635 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:44:41,635 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:44:41,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:44:41,636 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:44:41,636 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:44:41,636 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_9cedfa15-f791-47dc-9c4d-193eb3282009/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13801fa2c96f7c93ace2086dcc65f456b83ac056f84901412492a5919d95dd03 [2021-11-23 15:44:42,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:44:42,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:44:42,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:44:42,062 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:44:42,063 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:44:42,066 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c [2021-11-23 15:44:42,140 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/data/e312d940d/e65e7eda73a84b97a8ada774f23d7c81/FLAGeec3b7f0d [2021-11-23 15:44:42,765 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:44:42,766 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c [2021-11-23 15:44:42,780 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/data/e312d940d/e65e7eda73a84b97a8ada774f23d7c81/FLAGeec3b7f0d [2021-11-23 15:44:43,053 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/data/e312d940d/e65e7eda73a84b97a8ada774f23d7c81 [2021-11-23 15:44:43,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:44:43,059 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:44:43,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:43,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:44:43,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:44:43,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@754695a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43, skipping insertion in model container [2021-11-23 15:44:43,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:44:43,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:43,362 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_9cedfa15-f791-47dc-9c4d-193eb3282009/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c[1995,2008] [2021-11-23 15:44:43,371 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_9cedfa15-f791-47dc-9c4d-193eb3282009/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c[2364,2377] [2021-11-23 15:44:43,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:43,487 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:43,516 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_9cedfa15-f791-47dc-9c4d-193eb3282009/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c[1995,2008] [2021-11-23 15:44:43,521 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_9cedfa15-f791-47dc-9c4d-193eb3282009/sv-benchmarks/c/combinations/square_8+soft_float_1-3a.c.cil.c[2364,2377] [2021-11-23 15:44:43,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:43,598 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:43,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43 WrapperNode [2021-11-23 15:44:43,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:43,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:43,601 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:43,601 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:43,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,673 INFO L137 Inliner]: procedures = 28, calls = 21, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 164 [2021-11-23 15:44:43,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:43,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:43,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:43,674 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:43,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,734 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:43,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:43,740 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:43,755 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:43,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,762 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:43,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:43,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:43,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:43,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:43,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:44:43,840 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2021-11-23 15:44:43,841 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2021-11-23 15:44:43,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:43,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:43,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:44:43,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:44:43,959 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:43,961 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:44:54,552 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:44:54,569 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 15:44:54,573 INFO L158 Benchmark]: Toolchain (without parser) took 11513.55ms. Allocated memory is still 62.9MB. Free memory was 41.7MB in the beginning and 39.0MB in the end (delta: 2.7MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2021-11-23 15:44:54,574 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 62.9MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:54,575 INFO L158 Benchmark]: CACSL2BoogieTranslator took 536.76ms. Allocated memory is still 62.9MB. Free memory was 41.6MB in the beginning and 40.1MB in the end (delta: 1.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:44:54,575 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.27ms. Allocated memory is still 62.9MB. Free memory was 40.1MB in the beginning and 38.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:44:54,576 INFO L158 Benchmark]: Boogie Preprocessor took 64.57ms. Allocated memory is still 62.9MB. Free memory was 38.0MB in the beginning and 36.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:44:54,577 INFO L158 Benchmark]: RCFGBuilder took 10832.23ms. Allocated memory is still 62.9MB. Free memory was 36.1MB in the beginning and 39.0MB in the end (delta: -2.8MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2021-11-23 15:44:54,580 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 62.9MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 536.76ms. Allocated memory is still 62.9MB. Free memory was 41.6MB in the beginning and 40.1MB in the end (delta: 1.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.27ms. Allocated memory is still 62.9MB. Free memory was 40.1MB in the beginning and 38.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.57ms. Allocated memory is still 62.9MB. Free memory was 38.0MB in the beginning and 36.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10832.23ms. Allocated memory is still 62.9MB. Free memory was 36.1MB in the beginning and 39.0MB in the end (delta: -2.8MB). Peak memory consumption was 15.1MB. 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 15:44:54,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cedfa15-f791-47dc-9c4d-193eb3282009/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