./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_4+soft_float_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_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/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_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_4+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/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_0a200b91-eec4-4217-bbf4-f63bd75b9efc/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 22505a874e1c1b9cefaeddfda764b868a55e81dd7541f3a9eac983e595e34539 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:32,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:32,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:32,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:32,865 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:32,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:32,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:32,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:32,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:32,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:32,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:32,897 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:32,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:32,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:32,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:32,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:32,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:32,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:32,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:32,921 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:32,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:32,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:32,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:32,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:32,939 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:32,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:32,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:32,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:32,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:32,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:32,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:32,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:32,959 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:32,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:32,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:32,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:32,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:32,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:32,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:32,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:32,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:32,968 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:32:33,027 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:33,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:33,030 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:33,030 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:33,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:33,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:33,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:33,032 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:33,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:32:33,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:33,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:33,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:33,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:33,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:33,035 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:33,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:33,036 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:33,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:33,036 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:33,036 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:33,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:33,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:33,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:33,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:33,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:33,038 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:32:33,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:32:33,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:33,039 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_0a200b91-eec4-4217-bbf4-f63bd75b9efc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22505a874e1c1b9cefaeddfda764b868a55e81dd7541f3a9eac983e595e34539 [2021-11-23 15:32:33,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:33,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:33,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:33,463 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:33,464 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:33,466 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/square_4+soft_float_2a.c.cil.c [2021-11-23 15:32:33,594 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/data/6a05d992e/516d0ca7d9d44e6f956ca0020eb3c467/FLAG9e1ba1d4e [2021-11-23 15:32:34,233 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:34,233 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/sv-benchmarks/c/combinations/square_4+soft_float_2a.c.cil.c [2021-11-23 15:32:34,244 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/data/6a05d992e/516d0ca7d9d44e6f956ca0020eb3c467/FLAG9e1ba1d4e [2021-11-23 15:32:34,575 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/data/6a05d992e/516d0ca7d9d44e6f956ca0020eb3c467 [2021-11-23 15:32:34,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:34,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:34,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:34,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:34,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:34,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:34" (1/1) ... [2021-11-23 15:32:34,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10bb0c1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:34, skipping insertion in model container [2021-11-23 15:32:34,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:34" (1/1) ... [2021-11-23 15:32:34,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:34,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:34,910 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_0a200b91-eec4-4217-bbf4-f63bd75b9efc/sv-benchmarks/c/combinations/square_4+soft_float_2a.c.cil.c[1999,2012] [2021-11-23 15:32:34,917 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_0a200b91-eec4-4217-bbf4-f63bd75b9efc/sv-benchmarks/c/combinations/square_4+soft_float_2a.c.cil.c[2368,2381] [2021-11-23 15:32:34,964 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:34,974 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:34,994 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_0a200b91-eec4-4217-bbf4-f63bd75b9efc/sv-benchmarks/c/combinations/square_4+soft_float_2a.c.cil.c[1999,2012] [2021-11-23 15:32:34,997 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_0a200b91-eec4-4217-bbf4-f63bd75b9efc/sv-benchmarks/c/combinations/square_4+soft_float_2a.c.cil.c[2368,2381] [2021-11-23 15:32:35,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:35,058 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:35,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:35 WrapperNode [2021-11-23 15:32:35,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:35,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:35,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:35,061 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:35,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:35" (1/1) ... [2021-11-23 15:32:35,083 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:35" (1/1) ... [2021-11-23 15:32:35,113 INFO L137 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 133 [2021-11-23 15:32:35,114 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:35,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:35,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:35,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:35,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:35" (1/1) ... [2021-11-23 15:32:35,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:35" (1/1) ... [2021-11-23 15:32:35,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:35" (1/1) ... [2021-11-23 15:32:35,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:35" (1/1) ... [2021-11-23 15:32:35,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:35" (1/1) ... [2021-11-23 15:32:35,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:35" (1/1) ... [2021-11-23 15:32:35,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:35" (1/1) ... [2021-11-23 15:32:35,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:35,168 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:35,168 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:35,168 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:35,180 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:35" (1/1) ... [2021-11-23 15:32:35,190 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:35,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:35,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:35,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:35,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:35,272 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2021-11-23 15:32:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2021-11-23 15:32:35,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:32:35,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:35,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:32:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:32:35,362 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:35,364 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:35,666 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:35,715 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:32:35,721 INFO L158 Benchmark]: Toolchain (without parser) took 1138.26ms. Allocated memory is still 98.6MB. Free memory was 57.9MB in the beginning and 53.1MB in the end (delta: 4.8MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. [2021-11-23 15:32:35,721 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 98.6MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:35,722 INFO L158 Benchmark]: CACSL2BoogieTranslator took 475.77ms. Allocated memory is still 98.6MB. Free memory was 57.7MB in the beginning and 71.0MB in the end (delta: -13.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:32:35,724 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.59ms. Allocated memory is still 98.6MB. 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 15:32:35,724 INFO L158 Benchmark]: Boogie Preprocessor took 51.86ms. Allocated memory is still 98.6MB. Free memory was 68.9MB in the beginning and 67.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:35,726 INFO L158 Benchmark]: RCFGBuilder took 550.88ms. Allocated memory is still 98.6MB. Free memory was 67.4MB in the beginning and 53.1MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:32:35,730 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 98.6MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 475.77ms. Allocated memory is still 98.6MB. Free memory was 57.7MB in the beginning and 71.0MB in the end (delta: -13.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.59ms. Allocated memory is still 98.6MB. 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 51.86ms. Allocated memory is still 98.6MB. Free memory was 68.9MB in the beginning and 67.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 550.88ms. Allocated memory is still 98.6MB. Free memory was 67.4MB in the beginning and 53.1MB in the end (delta: 14.4MB). 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 15:32:35,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/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_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/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_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_4+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/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_0a200b91-eec4-4217-bbf4-f63bd75b9efc/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 22505a874e1c1b9cefaeddfda764b868a55e81dd7541f3a9eac983e595e34539 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:39,107 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:39,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:39,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:39,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:39,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:39,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:39,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:39,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:39,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:39,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:39,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:39,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:39,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:39,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:39,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:39,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:39,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:39,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:39,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:39,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:39,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:39,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:39,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:39,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:39,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:39,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:39,272 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:39,273 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:39,274 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:39,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:39,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:39,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:39,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:39,311 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:39,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:39,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:39,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:39,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:39,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:39,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:39,325 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:32:39,386 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:39,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:39,388 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:39,388 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:39,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:39,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:39,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:39,392 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:39,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:39,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:39,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:39,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:39,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:39,395 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:32:39,395 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:32:39,395 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:32:39,396 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:39,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:39,396 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:39,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:39,397 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:39,397 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:39,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:39,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:39,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:39,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:39,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:39,399 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:32:39,400 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:32:39,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:39,400 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:32:39,400 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:32:39,401 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_0a200b91-eec4-4217-bbf4-f63bd75b9efc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22505a874e1c1b9cefaeddfda764b868a55e81dd7541f3a9eac983e595e34539 [2021-11-23 15:32:39,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:39,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:39,976 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:39,978 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:39,979 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:39,981 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/square_4+soft_float_2a.c.cil.c [2021-11-23 15:32:40,074 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/data/7b719e296/2dee2e62ed55417ba7d2adb4e748898c/FLAG184ae713b [2021-11-23 15:32:40,962 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:40,969 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/sv-benchmarks/c/combinations/square_4+soft_float_2a.c.cil.c [2021-11-23 15:32:40,993 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/data/7b719e296/2dee2e62ed55417ba7d2adb4e748898c/FLAG184ae713b [2021-11-23 15:32:41,213 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/data/7b719e296/2dee2e62ed55417ba7d2adb4e748898c [2021-11-23 15:32:41,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:41,220 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:41,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:41,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:41,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:41,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:41,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e77f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41, skipping insertion in model container [2021-11-23 15:32:41,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:41,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:41,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:41,583 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_0a200b91-eec4-4217-bbf4-f63bd75b9efc/sv-benchmarks/c/combinations/square_4+soft_float_2a.c.cil.c[1999,2012] [2021-11-23 15:32:41,590 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_0a200b91-eec4-4217-bbf4-f63bd75b9efc/sv-benchmarks/c/combinations/square_4+soft_float_2a.c.cil.c[2368,2381] [2021-11-23 15:32:41,653 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:41,708 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:41,782 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_0a200b91-eec4-4217-bbf4-f63bd75b9efc/sv-benchmarks/c/combinations/square_4+soft_float_2a.c.cil.c[1999,2012] [2021-11-23 15:32:41,784 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_0a200b91-eec4-4217-bbf4-f63bd75b9efc/sv-benchmarks/c/combinations/square_4+soft_float_2a.c.cil.c[2368,2381] [2021-11-23 15:32:41,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:41,885 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:41,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41 WrapperNode [2021-11-23 15:32:41,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:41,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:41,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:41,889 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:41,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:41,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:41,996 INFO L137 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 129 [2021-11-23 15:32:41,999 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:42,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:42,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:42,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:42,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:42,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:42,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:42,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:42,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:42,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:42,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:42,097 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:42,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:42,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:42,113 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:42,115 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:41" (1/1) ... [2021-11-23 15:32:42,125 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:42,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:42,177 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:42,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:42,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:42,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:32:42,258 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2021-11-23 15:32:42,258 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2021-11-23 15:32:42,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:42,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:42,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:32:42,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:32:42,448 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:42,451 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:53,190 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:53,215 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:32:53,220 INFO L158 Benchmark]: Toolchain (without parser) took 11999.13ms. Allocated memory is still 71.3MB. Free memory was 52.5MB in the beginning and 33.7MB in the end (delta: 18.8MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2021-11-23 15:32:53,221 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 71.3MB. Free memory was 51.3MB in the beginning and 51.2MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:53,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 665.42ms. Allocated memory is still 71.3MB. Free memory was 52.3MB in the beginning and 51.3MB in the end (delta: 985.0kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:32:53,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.83ms. Allocated memory is still 71.3MB. Free memory was 51.3MB in the beginning and 49.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:53,223 INFO L158 Benchmark]: Boogie Preprocessor took 110.92ms. Allocated memory is still 71.3MB. Free memory was 49.6MB in the beginning and 47.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:32:53,224 INFO L158 Benchmark]: RCFGBuilder took 11105.03ms. Allocated memory is still 71.3MB. Free memory was 47.8MB in the beginning and 33.7MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:32:53,228 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 71.3MB. Free memory was 51.3MB in the beginning and 51.2MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 665.42ms. Allocated memory is still 71.3MB. Free memory was 52.3MB in the beginning and 51.3MB in the end (delta: 985.0kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.83ms. Allocated memory is still 71.3MB. Free memory was 51.3MB in the beginning and 49.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.92ms. Allocated memory is still 71.3MB. Free memory was 49.6MB in the beginning and 47.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11105.03ms. Allocated memory is still 71.3MB. Free memory was 47.8MB in the beginning and 33.7MB in the end (delta: 14.1MB). 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 15:32:53,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a200b91-eec4-4217-bbf4-f63bd75b9efc/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