./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ms3.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_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/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_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ms3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/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_1c8daa45-ce5b-4f25-8eca-a010059d76b4/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 b493eaf5cbb9a8ad0f724257518d8f922b0657033a5eb7aa4f50992fe6ac33a4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:37,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:37,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:37,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:37,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:37,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:37,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:37,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:37,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:37,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:37,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:37,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:37,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:37,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:37,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:37,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:37,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:37,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:37,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:37,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:37,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:37,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:37,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:37,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:37,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:37,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:37,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:37,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:37,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:37,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:37,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:37,446 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:37,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:37,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:37,455 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:37,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:37,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:37,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:37,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:37,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:37,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:37,460 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:37,518 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:37,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:37,525 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:37,525 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:37,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:37,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:37,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:37,527 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:37,535 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:37,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:37,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:37,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:37,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:37,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:37,538 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:37,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:37,538 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:37,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:37,539 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:37,539 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:37,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:37,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:37,540 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:37,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:37,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:37,540 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:37,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:37,541 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:37,541 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_1c8daa45-ce5b-4f25-8eca-a010059d76b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b493eaf5cbb9a8ad0f724257518d8f922b0657033a5eb7aa4f50992fe6ac33a4 [2021-11-23 15:55:37,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:37,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:37,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:37,850 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:37,851 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:37,853 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-fpi/ms3.c [2021-11-23 15:55:37,943 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/data/93e834e05/ad68acb5de7349b9a1ee2346fa6cb2b6/FLAG474b0fb94 [2021-11-23 15:55:38,560 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:38,561 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/sv-benchmarks/c/array-fpi/ms3.c [2021-11-23 15:55:38,567 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/data/93e834e05/ad68acb5de7349b9a1ee2346fa6cb2b6/FLAG474b0fb94 [2021-11-23 15:55:38,918 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/data/93e834e05/ad68acb5de7349b9a1ee2346fa6cb2b6 [2021-11-23 15:55:38,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:38,924 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:38,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:38,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:38,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:38,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:38" (1/1) ... [2021-11-23 15:55:38,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9e7d6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:38, skipping insertion in model container [2021-11-23 15:55:38,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:38" (1/1) ... [2021-11-23 15:55:38,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:38,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:39,159 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_1c8daa45-ce5b-4f25-8eca-a010059d76b4/sv-benchmarks/c/array-fpi/ms3.c[586,599] [2021-11-23 15:55:39,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:39,192 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:39,208 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_1c8daa45-ce5b-4f25-8eca-a010059d76b4/sv-benchmarks/c/array-fpi/ms3.c[586,599] [2021-11-23 15:55:39,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:39,234 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:39,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:39 WrapperNode [2021-11-23 15:55:39,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:39,237 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:39,237 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:39,238 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:39,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:39" (1/1) ... [2021-11-23 15:55:39,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:39" (1/1) ... [2021-11-23 15:55:39,282 INFO L137 Inliner]: procedures = 17, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2021-11-23 15:55:39,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:39,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:39,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:39,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:39,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:39" (1/1) ... [2021-11-23 15:55:39,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:39" (1/1) ... [2021-11-23 15:55:39,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:39" (1/1) ... [2021-11-23 15:55:39,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:39" (1/1) ... [2021-11-23 15:55:39,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:39" (1/1) ... [2021-11-23 15:55:39,310 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:39" (1/1) ... [2021-11-23 15:55:39,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:39" (1/1) ... [2021-11-23 15:55:39,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:39,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:39,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:39,316 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:39,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:39" (1/1) ... [2021-11-23 15:55:39,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:39,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:39,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:39,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:55:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:39,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:55:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:39,531 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:39,533 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:39,764 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:39,802 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 15:55:39,808 INFO L158 Benchmark]: Toolchain (without parser) took 883.17ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 83.7MB in the beginning and 113.8MB in the end (delta: -30.1MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:39,809 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 113.2MB. Free memory is still 69.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:39,811 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.98ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 83.4MB in the beginning and 127.8MB in the end (delta: -44.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:39,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.91ms. Allocated memory is still 155.2MB. Free memory was 127.8MB in the beginning and 126.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:39,814 INFO L158 Benchmark]: Boogie Preprocessor took 30.73ms. Allocated memory is still 155.2MB. Free memory was 126.2MB in the beginning and 125.0MB in the end (delta: 1.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:39,815 INFO L158 Benchmark]: RCFGBuilder took 490.36ms. Allocated memory is still 155.2MB. Free memory was 125.0MB in the beginning and 113.8MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:39,820 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 113.2MB. Free memory is still 69.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.98ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 83.4MB in the beginning and 127.8MB in the end (delta: -44.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.91ms. Allocated memory is still 155.2MB. Free memory was 127.8MB in the beginning and 126.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.73ms. Allocated memory is still 155.2MB. Free memory was 126.2MB in the beginning and 125.0MB in the end (delta: 1.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 490.36ms. Allocated memory is still 155.2MB. Free memory was 125.0MB in the beginning and 113.8MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. 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 15:55:39,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/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_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ms3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/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_1c8daa45-ce5b-4f25-8eca-a010059d76b4/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 b493eaf5cbb9a8ad0f724257518d8f922b0657033a5eb7aa4f50992fe6ac33a4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:42,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:42,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:42,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:42,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:42,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:42,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:42,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:42,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:42,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:42,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:42,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:42,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:42,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:42,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:42,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:42,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:42,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:42,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:42,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:42,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:42,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:42,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:42,723 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:42,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:42,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:42,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:42,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:42,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:42,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:42,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:42,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:42,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:42,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:42,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:42,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:42,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:42,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:42,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:42,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:42,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:42,742 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:42,783 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:42,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:42,786 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:42,787 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:42,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:42,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:42,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:42,789 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:42,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:42,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:42,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:42,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:42,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:42,792 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:42,792 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:42,792 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:42,792 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:42,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:42,793 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:42,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:42,793 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:42,794 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:42,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:42,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:42,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:42,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:42,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:42,795 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:42,795 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:42,795 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:42,796 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:42,796 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:42,796 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_1c8daa45-ce5b-4f25-8eca-a010059d76b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b493eaf5cbb9a8ad0f724257518d8f922b0657033a5eb7aa4f50992fe6ac33a4 [2021-11-23 15:55:43,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:43,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:43,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:43,266 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:43,267 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:43,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-fpi/ms3.c [2021-11-23 15:55:43,338 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/data/91949b5a1/5d46d4774c384ae685f32845faceff90/FLAG9bca55d16 [2021-11-23 15:55:43,958 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:43,959 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/sv-benchmarks/c/array-fpi/ms3.c [2021-11-23 15:55:43,967 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/data/91949b5a1/5d46d4774c384ae685f32845faceff90/FLAG9bca55d16 [2021-11-23 15:55:44,297 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/data/91949b5a1/5d46d4774c384ae685f32845faceff90 [2021-11-23 15:55:44,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:44,302 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:44,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:44,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:44,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:44,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d06c849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44, skipping insertion in model container [2021-11-23 15:55:44,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:44,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:44,500 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/sv-benchmarks/c/array-fpi/ms3.c[586,599] [2021-11-23 15:55:44,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:44,536 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:44,558 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_1c8daa45-ce5b-4f25-8eca-a010059d76b4/sv-benchmarks/c/array-fpi/ms3.c[586,599] [2021-11-23 15:55:44,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:44,590 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:44,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44 WrapperNode [2021-11-23 15:55:44,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:44,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:44,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:44,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:44,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,619 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,643 INFO L137 Inliner]: procedures = 21, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2021-11-23 15:55:44,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:44,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:44,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:44,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:44,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,658 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:44,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:44,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:44,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:44,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:44,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:44,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:44,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:44,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:44,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:44,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:44,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:55:44,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:44,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:55:44,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:44,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:44,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:55:44,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:44,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:55:44,922 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:44,938 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:45,233 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:45,253 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 15:55:45,267 INFO L158 Benchmark]: Toolchain (without parser) took 961.28ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 29.3MB in the beginning and 31.2MB in the end (delta: -1.9MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:45,268 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 52.4MB. Free memory is still 34.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:45,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.02ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 29.1MB in the beginning and 45.6MB in the end (delta: -16.4MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:45,273 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.28ms. Allocated memory is still 62.9MB. Free memory was 45.6MB in the beginning and 43.8MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:45,274 INFO L158 Benchmark]: Boogie Preprocessor took 33.70ms. Allocated memory is still 62.9MB. Free memory was 43.8MB in the beginning and 42.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:45,275 INFO L158 Benchmark]: RCFGBuilder took 583.95ms. Allocated memory is still 62.9MB. Free memory was 42.4MB in the beginning and 31.2MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:45,285 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 52.4MB. Free memory is still 34.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.02ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 29.1MB in the beginning and 45.6MB in the end (delta: -16.4MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.28ms. Allocated memory is still 62.9MB. Free memory was 45.6MB in the beginning and 43.8MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.70ms. Allocated memory is still 62.9MB. Free memory was 43.8MB in the beginning and 42.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 583.95ms. Allocated memory is still 62.9MB. Free memory was 42.4MB in the beginning and 31.2MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. 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 15:55:45,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c8daa45-ce5b-4f25-8eca-a010059d76b4/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