./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/s22if.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_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/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_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/s22if.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/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_7482c3a2-b4bd-4a4d-890a-32a242271287/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 0a4adccbfdb287a751e5c33c3e59569f71741de562bf1a42797adb485c4a44d2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:34,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:34,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:34,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:34,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:34,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:34,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:34,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:34,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:34,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:34,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:34,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:34,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:34,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:34,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:34,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:34,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:34,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:34,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:34,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:34,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:34,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:34,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:34,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:34,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:34,808 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:34,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:34,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:34,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:34,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:34,815 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:34,816 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:34,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:34,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:34,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:34,823 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:34,824 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:34,824 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:34,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:34,826 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:34,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:34,828 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:06:34,884 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:34,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:34,886 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:34,886 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:34,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:34,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:34,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:34,887 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:34,888 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:06:34,895 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:34,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:34,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:34,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:34,897 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:34,897 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:34,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:34,897 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:34,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:34,898 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:34,898 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:34,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:34,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:34,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:34,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:34,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:34,900 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:06:34,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:06:34,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:34,900 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_7482c3a2-b4bd-4a4d-890a-32a242271287/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a4adccbfdb287a751e5c33c3e59569f71741de562bf1a42797adb485c4a44d2 [2021-11-23 15:06:35,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:35,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:35,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:35,224 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:35,226 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:35,228 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-fpi/s22if.c [2021-11-23 15:06:35,307 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/data/5bba0f42a/c51bd3d1a5e643edb6e49d0721e59ba1/FLAG27ad9743f [2021-11-23 15:06:35,815 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:35,815 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/sv-benchmarks/c/array-fpi/s22if.c [2021-11-23 15:06:35,823 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/data/5bba0f42a/c51bd3d1a5e643edb6e49d0721e59ba1/FLAG27ad9743f [2021-11-23 15:06:36,175 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/data/5bba0f42a/c51bd3d1a5e643edb6e49d0721e59ba1 [2021-11-23 15:06:36,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:36,180 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:36,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:36,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:36,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:36,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:36" (1/1) ... [2021-11-23 15:06:36,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f032adc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:36, skipping insertion in model container [2021-11-23 15:06:36,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:36" (1/1) ... [2021-11-23 15:06:36,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:36,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:36,436 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_7482c3a2-b4bd-4a4d-890a-32a242271287/sv-benchmarks/c/array-fpi/s22if.c[588,601] [2021-11-23 15:06:36,475 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:36,495 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:36,518 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_7482c3a2-b4bd-4a4d-890a-32a242271287/sv-benchmarks/c/array-fpi/s22if.c[588,601] [2021-11-23 15:06:36,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:36,559 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:36,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:36 WrapperNode [2021-11-23 15:06:36,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:36,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:36,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:36,565 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:36,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:36" (1/1) ... [2021-11-23 15:06:36,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:36" (1/1) ... [2021-11-23 15:06:36,635 INFO L137 Inliner]: procedures = 17, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 90 [2021-11-23 15:06:36,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:36,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:36,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:36,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:36,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:36" (1/1) ... [2021-11-23 15:06:36,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:36" (1/1) ... [2021-11-23 15:06:36,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:36" (1/1) ... [2021-11-23 15:06:36,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:36" (1/1) ... [2021-11-23 15:06:36,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:36" (1/1) ... [2021-11-23 15:06:36,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:36" (1/1) ... [2021-11-23 15:06:36,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:36" (1/1) ... [2021-11-23 15:06:36,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:36,697 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:36,698 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:36,698 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:36,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:36" (1/1) ... [2021-11-23 15:06:36,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:36,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:36,739 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:36,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:36,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:36,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:06:36,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:06:36,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:06:36,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:06:36,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:36,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:06:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:06:36,912 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:36,915 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:37,067 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:37,084 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 15:06:37,103 INFO L158 Benchmark]: Toolchain (without parser) took 921.66ms. Allocated memory is still 117.4MB. Free memory was 87.0MB in the beginning and 76.9MB in the end (delta: 10.0MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-11-23 15:06:37,116 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 70.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:37,117 INFO L158 Benchmark]: CACSL2BoogieTranslator took 379.21ms. Allocated memory is still 117.4MB. Free memory was 87.0MB in the beginning and 91.2MB in the end (delta: -4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:37,118 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.63ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 89.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:37,119 INFO L158 Benchmark]: Boogie Preprocessor took 58.98ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 88.1MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:06:37,121 INFO L158 Benchmark]: RCFGBuilder took 403.29ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 76.9MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:06:37,127 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 70.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 379.21ms. Allocated memory is still 117.4MB. Free memory was 87.0MB in the beginning and 91.2MB in the end (delta: -4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.63ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 89.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.98ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 88.1MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 403.29ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 76.9MB in the end (delta: 11.1MB). 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 15:06:37,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/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_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/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_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/s22if.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/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_7482c3a2-b4bd-4a4d-890a-32a242271287/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 0a4adccbfdb287a751e5c33c3e59569f71741de562bf1a42797adb485c4a44d2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:40,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:40,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:40,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:40,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:40,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:40,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:40,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:40,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:40,150 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:40,151 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:40,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:40,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:40,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:40,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:40,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:40,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:40,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:40,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:40,167 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:40,169 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:40,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:40,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:40,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:40,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:40,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:40,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:40,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:40,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:40,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:40,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:40,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:40,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:40,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:40,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:40,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:40,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:40,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:40,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:40,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:40,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:40,209 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:06:40,261 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:40,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:40,263 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:40,263 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:40,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:40,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:40,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:40,266 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:40,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:40,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:40,268 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:40,268 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:40,268 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:40,269 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:06:40,269 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:06:40,269 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:06:40,270 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:40,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:40,270 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:40,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:40,271 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:40,271 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:40,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:40,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:40,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:40,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:40,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:40,272 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:06:40,273 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:06:40,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:40,273 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:06:40,273 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:06:40,274 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_7482c3a2-b4bd-4a4d-890a-32a242271287/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a4adccbfdb287a751e5c33c3e59569f71741de562bf1a42797adb485c4a44d2 [2021-11-23 15:06:40,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:40,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:40,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:40,814 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:40,815 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:40,816 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-fpi/s22if.c [2021-11-23 15:06:40,889 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/data/2da3e6583/2e93ffed3ab948679e916c62b314fafd/FLAG9ad981a14 [2021-11-23 15:06:41,579 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:41,582 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/sv-benchmarks/c/array-fpi/s22if.c [2021-11-23 15:06:41,592 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/data/2da3e6583/2e93ffed3ab948679e916c62b314fafd/FLAG9ad981a14 [2021-11-23 15:06:41,886 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/data/2da3e6583/2e93ffed3ab948679e916c62b314fafd [2021-11-23 15:06:41,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:41,894 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:41,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:41,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:41,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:41,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:41" (1/1) ... [2021-11-23 15:06:41,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bdadee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:41, skipping insertion in model container [2021-11-23 15:06:41,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:41" (1/1) ... [2021-11-23 15:06:41,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:41,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:42,111 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_7482c3a2-b4bd-4a4d-890a-32a242271287/sv-benchmarks/c/array-fpi/s22if.c[588,601] [2021-11-23 15:06:42,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:42,180 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:42,199 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_7482c3a2-b4bd-4a4d-890a-32a242271287/sv-benchmarks/c/array-fpi/s22if.c[588,601] [2021-11-23 15:06:42,236 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:42,260 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:42,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42 WrapperNode [2021-11-23 15:06:42,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:42,264 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:42,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:42,265 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:42,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:42,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:42,343 INFO L137 Inliner]: procedures = 21, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 89 [2021-11-23 15:06:42,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:42,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:42,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:42,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:42,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:42,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:42,367 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:42,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:42,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:42,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:42,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:42,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:42,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:42,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:42,420 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:42,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:42" (1/1) ... [2021-11-23 15:06:42,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:42,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:42,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:42,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:42,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:42,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:06:42,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:06:42,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:06:42,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:06:42,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:06:42,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:42,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:42,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:06:42,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:06:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:06:42,698 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:42,700 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:43,189 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:43,218 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 15:06:43,226 INFO L158 Benchmark]: Toolchain (without parser) took 1330.69ms. Allocated memory is still 60.8MB. Free memory was 40.5MB in the beginning and 33.4MB in the end (delta: 7.1MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2021-11-23 15:06:43,229 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:43,232 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.55ms. Allocated memory is still 60.8MB. Free memory was 40.4MB in the beginning and 29.3MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:06:43,234 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.22ms. Allocated memory is still 60.8MB. Free memory was 29.2MB in the beginning and 27.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:43,235 INFO L158 Benchmark]: Boogie Preprocessor took 72.82ms. Allocated memory is still 60.8MB. Free memory was 27.5MB in the beginning and 26.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:06:43,236 INFO L158 Benchmark]: RCFGBuilder took 805.20ms. Allocated memory is still 60.8MB. Free memory was 25.9MB in the beginning and 33.4MB in the end (delta: -7.5MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2021-11-23 15:06:43,241 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.55ms. Allocated memory is still 60.8MB. Free memory was 40.4MB in the beginning and 29.3MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.22ms. Allocated memory is still 60.8MB. Free memory was 29.2MB in the beginning and 27.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 72.82ms. Allocated memory is still 60.8MB. Free memory was 27.5MB in the beginning and 26.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 805.20ms. Allocated memory is still 60.8MB. Free memory was 25.9MB in the beginning and 33.4MB in the end (delta: -7.5MB). Peak memory consumption was 5.6MB. 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 15:06:43,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7482c3a2-b4bd-4a4d-890a-32a242271287/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