./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_2+soft_float_1-2a.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_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/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_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_2+soft_float_1-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/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_de7f5a7e-c076-4150-a0e6-29022fbcaced/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 635a1e60678a5560c2d4f471b1621e4874af8f81f11429fca537539223b8f1e6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:41,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:41,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:41,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:41,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:41,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:41,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:41,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:41,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:41,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:41,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:41,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:41,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:41,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:41,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:41,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:41,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:41,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:41,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:41,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:41,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:41,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:41,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:41,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:41,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:41,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:41,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:41,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:41,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:41,323 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:41,324 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:41,325 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:41,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:41,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:41,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:41,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:41,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:41,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:41,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:41,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:41,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:41,339 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:41,396 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:41,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:41,399 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:41,399 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:41,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:41,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:41,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:41,402 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:41,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:41,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:41,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:41,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:41,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:41,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:41,405 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:41,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:41,405 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:41,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:41,406 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:41,406 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:41,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:41,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:41,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:41,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:41,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:41,408 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:41,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:41,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:41,409 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_de7f5a7e-c076-4150-a0e6-29022fbcaced/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 635a1e60678a5560c2d4f471b1621e4874af8f81f11429fca537539223b8f1e6 [2021-11-23 15:03:41,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:41,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:41,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:41,793 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:41,794 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:41,796 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/square_2+soft_float_1-2a.c.cil.c [2021-11-23 15:03:41,919 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/data/a5dfabe05/8b6cd7bccdc94312b833b930d54ad16e/FLAG8c4a24a4a [2021-11-23 15:03:42,508 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:42,509 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/sv-benchmarks/c/combinations/square_2+soft_float_1-2a.c.cil.c [2021-11-23 15:03:42,519 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/data/a5dfabe05/8b6cd7bccdc94312b833b930d54ad16e/FLAG8c4a24a4a [2021-11-23 15:03:42,836 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/data/a5dfabe05/8b6cd7bccdc94312b833b930d54ad16e [2021-11-23 15:03:42,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:42,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:42,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:42,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:42,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:42,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:42" (1/1) ... [2021-11-23 15:03:42,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@777f0bcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:42, skipping insertion in model container [2021-11-23 15:03:42,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:42" (1/1) ... [2021-11-23 15:03:42,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:42,904 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:43,144 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_de7f5a7e-c076-4150-a0e6-29022fbcaced/sv-benchmarks/c/combinations/square_2+soft_float_1-2a.c.cil.c[1997,2010] [2021-11-23 15:03:43,150 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_de7f5a7e-c076-4150-a0e6-29022fbcaced/sv-benchmarks/c/combinations/square_2+soft_float_1-2a.c.cil.c[2391,2404] [2021-11-23 15:03:43,206 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:43,216 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:43,234 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_de7f5a7e-c076-4150-a0e6-29022fbcaced/sv-benchmarks/c/combinations/square_2+soft_float_1-2a.c.cil.c[1997,2010] [2021-11-23 15:03:43,236 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_de7f5a7e-c076-4150-a0e6-29022fbcaced/sv-benchmarks/c/combinations/square_2+soft_float_1-2a.c.cil.c[2391,2404] [2021-11-23 15:03:43,273 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:43,287 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:43,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:43 WrapperNode [2021-11-23 15:03:43,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:43,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:43,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:43,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:43,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:43" (1/1) ... [2021-11-23 15:03:43,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:43" (1/1) ... [2021-11-23 15:03:43,355 INFO L137 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 169 [2021-11-23 15:03:43,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:43,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:43,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:43,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:43,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:43" (1/1) ... [2021-11-23 15:03:43,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:43" (1/1) ... [2021-11-23 15:03:43,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:43" (1/1) ... [2021-11-23 15:03:43,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:43" (1/1) ... [2021-11-23 15:03:43,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:43" (1/1) ... [2021-11-23 15:03:43,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:43" (1/1) ... [2021-11-23 15:03:43,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:43" (1/1) ... [2021-11-23 15:03:43,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:43,398 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:43,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:43,398 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:43,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:43" (1/1) ... [2021-11-23 15:03:43,428 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:43,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:43,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:43,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2021-11-23 15:03:43,529 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2021-11-23 15:03:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:43,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:03:43,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:03:43,670 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:43,672 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:44,101 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:44,124 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 15:03:44,130 INFO L158 Benchmark]: Toolchain (without parser) took 1285.56ms. Allocated memory is still 94.4MB. Free memory was 59.3MB in the beginning and 47.3MB in the end (delta: 11.9MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:44,131 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 94.4MB. Free memory was 64.0MB in the beginning and 63.9MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:44,132 INFO L158 Benchmark]: CACSL2BoogieTranslator took 439.69ms. Allocated memory is still 94.4MB. Free memory was 59.1MB in the beginning and 66.7MB in the end (delta: -7.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:44,133 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.04ms. Allocated memory is still 94.4MB. Free memory was 66.7MB in the beginning and 64.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:44,134 INFO L158 Benchmark]: Boogie Preprocessor took 40.71ms. Allocated memory is still 94.4MB. Free memory was 64.5MB in the beginning and 62.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:44,135 INFO L158 Benchmark]: RCFGBuilder took 730.18ms. Allocated memory is still 94.4MB. Free memory was 62.9MB in the beginning and 47.3MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:44,140 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 94.4MB. Free memory was 64.0MB in the beginning and 63.9MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 439.69ms. Allocated memory is still 94.4MB. Free memory was 59.1MB in the beginning and 66.7MB in the end (delta: -7.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.04ms. Allocated memory is still 94.4MB. Free memory was 66.7MB in the beginning and 64.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.71ms. Allocated memory is still 94.4MB. Free memory was 64.5MB in the beginning and 62.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 730.18ms. Allocated memory is still 94.4MB. Free memory was 62.9MB in the beginning and 47.3MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:44,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/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_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/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_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_2+soft_float_1-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/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_de7f5a7e-c076-4150-a0e6-29022fbcaced/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 635a1e60678a5560c2d4f471b1621e4874af8f81f11429fca537539223b8f1e6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:47,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:47,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:47,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:47,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:47,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:47,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:47,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:47,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:47,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:47,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:47,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:47,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:47,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:47,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:47,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:47,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:47,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:47,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:47,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:47,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:47,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:47,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:47,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:47,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:47,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:47,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:47,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:47,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:47,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:47,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:47,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:47,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:47,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:47,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:47,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:47,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:47,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:47,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:47,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:47,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:47,256 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:47,287 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:47,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:47,288 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:47,289 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:47,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:47,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:47,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:47,291 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:47,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:47,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:47,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:47,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:47,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:47,293 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:47,293 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:47,293 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:47,294 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:47,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:47,294 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:47,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:47,295 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:47,295 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:47,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:47,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:47,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:47,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:47,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:47,297 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:47,297 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:47,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:47,298 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:47,298 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:47,298 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_de7f5a7e-c076-4150-a0e6-29022fbcaced/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 635a1e60678a5560c2d4f471b1621e4874af8f81f11429fca537539223b8f1e6 [2021-11-23 15:03:47,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:47,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:47,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:47,702 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:47,703 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:47,704 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/square_2+soft_float_1-2a.c.cil.c [2021-11-23 15:03:47,783 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/data/7ff7eee18/26e44d327e3d49aeae9208a3f7cde9f0/FLAG757022a0a [2021-11-23 15:03:48,486 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:48,488 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/sv-benchmarks/c/combinations/square_2+soft_float_1-2a.c.cil.c [2021-11-23 15:03:48,510 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/data/7ff7eee18/26e44d327e3d49aeae9208a3f7cde9f0/FLAG757022a0a [2021-11-23 15:03:48,760 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/data/7ff7eee18/26e44d327e3d49aeae9208a3f7cde9f0 [2021-11-23 15:03:48,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:48,766 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:48,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:48,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:48,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:48,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:48" (1/1) ... [2021-11-23 15:03:48,790 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@427cc144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:48, skipping insertion in model container [2021-11-23 15:03:48,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:48" (1/1) ... [2021-11-23 15:03:48,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:48,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:49,091 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_de7f5a7e-c076-4150-a0e6-29022fbcaced/sv-benchmarks/c/combinations/square_2+soft_float_1-2a.c.cil.c[1997,2010] [2021-11-23 15:03:49,097 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_de7f5a7e-c076-4150-a0e6-29022fbcaced/sv-benchmarks/c/combinations/square_2+soft_float_1-2a.c.cil.c[2391,2404] [2021-11-23 15:03:49,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:49,168 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:49,205 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_de7f5a7e-c076-4150-a0e6-29022fbcaced/sv-benchmarks/c/combinations/square_2+soft_float_1-2a.c.cil.c[1997,2010] [2021-11-23 15:03:49,207 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_de7f5a7e-c076-4150-a0e6-29022fbcaced/sv-benchmarks/c/combinations/square_2+soft_float_1-2a.c.cil.c[2391,2404] [2021-11-23 15:03:49,286 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:49,304 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:49,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49 WrapperNode [2021-11-23 15:03:49,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:49,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:49,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:49,306 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:49,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,356 INFO L137 Inliner]: procedures = 28, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 165 [2021-11-23 15:03:49,356 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:49,357 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:49,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:49,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:49,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:49,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:49,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:49,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:49,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:49,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:49,448 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:49,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2021-11-23 15:03:49,501 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2021-11-23 15:03:49,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:49,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:49,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:03:49,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:03:49,649 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:49,651 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:57,831 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:57,850 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 15:03:57,856 INFO L158 Benchmark]: Toolchain (without parser) took 9089.68ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 58.7MB in the end (delta: -11.7MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,857 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory was 64.0MB in the beginning and 64.0MB in the end (delta: 67.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:57,858 INFO L158 Benchmark]: CACSL2BoogieTranslator took 536.48ms. Allocated memory is still 83.9MB. Free memory was 46.8MB in the beginning and 53.7MB in the end (delta: -6.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,859 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.79ms. Allocated memory is still 83.9MB. Free memory was 53.7MB in the beginning and 51.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,859 INFO L158 Benchmark]: Boogie Preprocessor took 41.62ms. Allocated memory is still 83.9MB. Free memory was 51.6MB in the beginning and 49.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:57,860 INFO L158 Benchmark]: RCFGBuilder took 8454.19ms. Allocated memory is still 83.9MB. Free memory was 49.7MB in the beginning and 58.7MB in the end (delta: -9.0MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,864 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory was 64.0MB in the beginning and 64.0MB in the end (delta: 67.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 536.48ms. Allocated memory is still 83.9MB. Free memory was 46.8MB in the beginning and 53.7MB in the end (delta: -6.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.79ms. Allocated memory is still 83.9MB. Free memory was 53.7MB in the beginning and 51.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.62ms. Allocated memory is still 83.9MB. Free memory was 51.6MB in the beginning and 49.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 8454.19ms. Allocated memory is still 83.9MB. Free memory was 49.7MB in the beginning and 58.7MB in the end (delta: -9.0MB). 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 15:03:57,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7f5a7e-c076-4150-a0e6-29022fbcaced/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