./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ms1.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_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/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_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ms1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/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_fa1ea959-5c11-4196-a5ac-c43b46e3c613/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 f19b0f8887e7e48eabb6ce59c44b5494c064f6817a5ff1a77078d9e3a8f8600e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:35:18,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:35:18,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:35:18,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:35:18,865 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:35:18,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:35:18,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:35:18,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:35:18,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:35:18,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:35:18,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:35:18,880 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:35:18,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:35:18,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:35:18,885 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:35:18,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:35:18,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:35:18,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:35:18,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:35:18,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:35:18,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:35:18,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:35:18,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:35:18,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:35:18,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:35:18,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:35:18,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:35:18,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:35:18,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:35:18,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:35:18,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:35:18,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:35:18,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:35:18,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:35:18,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:35:18,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:35:18,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:35:18,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:35:18,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:35:18,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:35:18,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:35:18,930 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:35:18,978 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:35:18,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:35:18,980 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:35:18,980 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:35:18,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:35:18,981 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:35:18,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:35:18,982 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:35:18,982 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:35:18,982 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:35:18,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:35:18,984 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:35:18,984 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:35:18,984 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:35:18,985 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:35:18,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:35:18,985 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:35:18,985 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:35:18,986 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:35:18,986 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:35:18,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:35:18,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:35:18,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:35:18,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:35:18,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:35:18,987 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:35:18,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:35:18,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:35:18,988 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_fa1ea959-5c11-4196-a5ac-c43b46e3c613/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f19b0f8887e7e48eabb6ce59c44b5494c064f6817a5ff1a77078d9e3a8f8600e [2021-11-23 15:35:19,288 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:35:19,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:35:19,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:35:19,324 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:35:19,325 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:35:19,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-fpi/ms1.c [2021-11-23 15:35:19,422 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/data/b9e97bafc/fd71025a3650460b85645a71032e8073/FLAG78cbc0d5d [2021-11-23 15:35:20,096 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:35:20,097 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/sv-benchmarks/c/array-fpi/ms1.c [2021-11-23 15:35:20,112 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/data/b9e97bafc/fd71025a3650460b85645a71032e8073/FLAG78cbc0d5d [2021-11-23 15:35:20,452 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/data/b9e97bafc/fd71025a3650460b85645a71032e8073 [2021-11-23 15:35:20,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:35:20,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:35:20,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:35:20,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:35:20,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:35:20,487 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:35:20" (1/1) ... [2021-11-23 15:35:20,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5774cd01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:20, skipping insertion in model container [2021-11-23 15:35:20,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:35:20" (1/1) ... [2021-11-23 15:35:20,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:35:20,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:35:20,717 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_fa1ea959-5c11-4196-a5ac-c43b46e3c613/sv-benchmarks/c/array-fpi/ms1.c[586,599] [2021-11-23 15:35:20,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:35:20,775 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:35:20,796 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_fa1ea959-5c11-4196-a5ac-c43b46e3c613/sv-benchmarks/c/array-fpi/ms1.c[586,599] [2021-11-23 15:35:20,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:35:20,842 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:35:20,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:20 WrapperNode [2021-11-23 15:35:20,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:35:20,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:35:20,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:35:20,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:35:20,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:20" (1/1) ... [2021-11-23 15:35:20,886 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:20" (1/1) ... [2021-11-23 15:35:20,923 INFO L137 Inliner]: procedures = 17, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2021-11-23 15:35:20,923 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:35:20,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:35:20,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:35:20,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:35:20,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:20" (1/1) ... [2021-11-23 15:35:20,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:20" (1/1) ... [2021-11-23 15:35:20,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:20" (1/1) ... [2021-11-23 15:35:20,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:20" (1/1) ... [2021-11-23 15:35:20,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:20" (1/1) ... [2021-11-23 15:35:20,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:20" (1/1) ... [2021-11-23 15:35:20,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:20" (1/1) ... [2021-11-23 15:35:20,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:35:20,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:35:20,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:35:20,958 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:35:20,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:20" (1/1) ... [2021-11-23 15:35:20,969 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:35:20,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:35:20,996 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:35:21,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:35:21,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:35:21,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:35:21,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:35:21,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:35:21,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:35:21,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:35:21,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:35:21,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:35:21,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:35:21,135 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:35:21,137 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:35:21,392 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:35:21,435 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 15:35:21,442 INFO L158 Benchmark]: Toolchain (without parser) took 981.73ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 64.0MB in the beginning and 75.6MB in the end (delta: -11.6MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-11-23 15:35:21,443 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 92.3MB. Free memory was 47.2MB in the beginning and 47.1MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:35:21,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.18ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 63.8MB in the beginning and 89.1MB in the end (delta: -25.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:35:21,446 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.25ms. Allocated memory is still 113.2MB. Free memory was 89.1MB in the beginning and 87.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:35:21,448 INFO L158 Benchmark]: Boogie Preprocessor took 32.45ms. Allocated memory is still 113.2MB. Free memory was 87.4MB in the beginning and 86.5MB in the end (delta: 883.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:35:21,449 INFO L158 Benchmark]: RCFGBuilder took 481.14ms. Allocated memory is still 113.2MB. Free memory was 86.1MB in the beginning and 75.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:35:21,455 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 92.3MB. Free memory was 47.2MB in the beginning and 47.1MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.18ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 63.8MB in the beginning and 89.1MB in the end (delta: -25.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.25ms. Allocated memory is still 113.2MB. Free memory was 89.1MB in the beginning and 87.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.45ms. Allocated memory is still 113.2MB. Free memory was 87.4MB in the beginning and 86.5MB in the end (delta: 883.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 481.14ms. Allocated memory is still 113.2MB. Free memory was 86.1MB in the beginning and 75.6MB in the end (delta: 10.5MB). 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 15:35:21,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/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_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/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_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ms1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/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_fa1ea959-5c11-4196-a5ac-c43b46e3c613/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 f19b0f8887e7e48eabb6ce59c44b5494c064f6817a5ff1a77078d9e3a8f8600e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:35:24,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:35:24,476 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:35:24,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:35:24,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:35:24,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:35:24,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:35:24,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:35:24,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:35:24,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:35:24,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:35:24,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:35:24,546 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:35:24,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:35:24,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:35:24,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:35:24,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:35:24,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:35:24,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:35:24,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:35:24,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:35:24,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:35:24,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:35:24,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:35:24,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:35:24,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:35:24,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:35:24,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:35:24,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:35:24,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:35:24,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:35:24,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:35:24,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:35:24,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:35:24,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:35:24,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:35:24,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:35:24,609 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:35:24,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:35:24,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:35:24,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:35:24,628 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:35:24,680 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:35:24,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:35:24,681 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:35:24,681 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:35:24,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:35:24,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:35:24,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:35:24,683 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:35:24,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:35:24,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:35:24,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:35:24,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:35:24,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:35:24,685 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:35:24,685 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:35:24,686 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:35:24,686 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:35:24,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:35:24,687 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:35:24,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:35:24,687 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:35:24,687 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:35:24,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:35:24,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:35:24,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:35:24,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:35:24,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:35:24,689 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:35:24,690 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:35:24,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:35:24,690 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:35:24,691 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:35:24,691 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_fa1ea959-5c11-4196-a5ac-c43b46e3c613/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f19b0f8887e7e48eabb6ce59c44b5494c064f6817a5ff1a77078d9e3a8f8600e [2021-11-23 15:35:25,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:35:25,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:35:25,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:35:25,170 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:35:25,171 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:35:25,175 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-fpi/ms1.c [2021-11-23 15:35:25,265 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/data/862287e26/6e2b6095a5ba423a8f5635e66f334505/FLAGc43352101 [2021-11-23 15:35:25,877 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:35:25,877 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/sv-benchmarks/c/array-fpi/ms1.c [2021-11-23 15:35:25,887 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/data/862287e26/6e2b6095a5ba423a8f5635e66f334505/FLAGc43352101 [2021-11-23 15:35:26,215 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/data/862287e26/6e2b6095a5ba423a8f5635e66f334505 [2021-11-23 15:35:26,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:35:26,220 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:35:26,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:35:26,223 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:35:26,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:35:26,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:35:26" (1/1) ... [2021-11-23 15:35:26,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@546ddbbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:26, skipping insertion in model container [2021-11-23 15:35:26,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:35:26" (1/1) ... [2021-11-23 15:35:26,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:35:26,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:35:26,420 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_fa1ea959-5c11-4196-a5ac-c43b46e3c613/sv-benchmarks/c/array-fpi/ms1.c[586,599] [2021-11-23 15:35:26,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:35:26,461 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:35:26,515 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_fa1ea959-5c11-4196-a5ac-c43b46e3c613/sv-benchmarks/c/array-fpi/ms1.c[586,599] [2021-11-23 15:35:26,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:35:26,554 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:35:26,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:26 WrapperNode [2021-11-23 15:35:26,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:35:26,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:35:26,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:35:26,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:35:26,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:26" (1/1) ... [2021-11-23 15:35:26,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:26" (1/1) ... [2021-11-23 15:35:26,631 INFO L137 Inliner]: procedures = 19, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2021-11-23 15:35:26,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:35:26,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:35:26,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:35:26,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:35:26,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:26" (1/1) ... [2021-11-23 15:35:26,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:26" (1/1) ... [2021-11-23 15:35:26,645 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:26" (1/1) ... [2021-11-23 15:35:26,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:26" (1/1) ... [2021-11-23 15:35:26,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:26" (1/1) ... [2021-11-23 15:35:26,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:26" (1/1) ... [2021-11-23 15:35:26,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:26" (1/1) ... [2021-11-23 15:35:26,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:35:26,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:35:26,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:35:26,667 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:35:26,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:26" (1/1) ... [2021-11-23 15:35:26,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:35:26,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:35:26,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:35:26,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:35:26,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:35:26,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:35:26,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:35:26,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:35:26,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:35:26,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:35:26,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:35:26,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:35:26,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:35:26,855 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:35:26,857 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:35:27,090 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:35:27,119 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 15:35:27,123 INFO L158 Benchmark]: Toolchain (without parser) took 901.60ms. Allocated memory is still 60.8MB. Free memory was 38.8MB in the beginning and 30.0MB in the end (delta: 8.8MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2021-11-23 15:35:27,124 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:35:27,125 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.69ms. Allocated memory is still 60.8MB. Free memory was 38.5MB in the beginning and 43.8MB in the end (delta: -5.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:35:27,126 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.45ms. Allocated memory is still 60.8MB. Free memory was 43.8MB in the beginning and 42.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:35:27,128 INFO L158 Benchmark]: Boogie Preprocessor took 33.84ms. Allocated memory is still 60.8MB. Free memory was 42.3MB in the beginning and 40.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:35:27,129 INFO L158 Benchmark]: RCFGBuilder took 454.12ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 30.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:35:27,162 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.69ms. Allocated memory is still 60.8MB. Free memory was 38.5MB in the beginning and 43.8MB in the end (delta: -5.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.45ms. Allocated memory is still 60.8MB. Free memory was 43.8MB in the beginning and 42.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.84ms. Allocated memory is still 60.8MB. Free memory was 42.3MB in the beginning and 40.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 454.12ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 30.0MB in the end (delta: 10.8MB). 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 15:35:27,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa1ea959-5c11-4196-a5ac-c43b46e3c613/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