./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/in-de61.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_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/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_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/in-de61.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/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_f2520edd-0fb8-49f5-a2cc-f31df8b57166/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 49b7efdcf8f4d6c873493bd370328870547a88b20d287c5de5342268b0966917 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:55,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:55,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:55,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:55,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:55,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:55,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:55,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:55,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:55,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:55,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:55,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:55,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:55,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:55,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:55,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:55,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:55,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:55,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:55,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:55,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:55,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:55,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:55,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:55,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:55,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:55,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:55,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:55,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:55,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:55,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:55,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:55,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:55,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:55,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:55,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:55,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:55,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:55,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:55,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:55,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:55,515 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:54:55,544 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:55,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:55,545 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:55,546 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:55,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:55,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:55,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:55,548 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:55,548 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:55,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:55,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:55,549 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:55,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:55,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:55,551 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:55,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:55,551 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:55,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:55,552 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:55,552 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:55,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:55,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:55,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:55,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:55,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:55,555 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:55,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:55,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:55,556 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_f2520edd-0fb8-49f5-a2cc-f31df8b57166/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 49b7efdcf8f4d6c873493bd370328870547a88b20d287c5de5342268b0966917 [2021-11-23 15:54:55,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:55,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:55,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:55,835 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:55,837 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:55,840 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loops-crafted-1/in-de61.c [2021-11-23 15:54:55,921 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/data/f9f0147f9/5d6a8c72472e43c796abae373b5feed9/FLAG053e24f92 [2021-11-23 15:54:56,457 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:56,458 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/sv-benchmarks/c/loops-crafted-1/in-de61.c [2021-11-23 15:54:56,464 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/data/f9f0147f9/5d6a8c72472e43c796abae373b5feed9/FLAG053e24f92 [2021-11-23 15:54:56,854 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/data/f9f0147f9/5d6a8c72472e43c796abae373b5feed9 [2021-11-23 15:54:56,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:56,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:56,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:56,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:56,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:56,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:56" (1/1) ... [2021-11-23 15:54:56,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bcaf2f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:56, skipping insertion in model container [2021-11-23 15:54:56,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:56" (1/1) ... [2021-11-23 15:54:56,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:56,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:57,054 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_f2520edd-0fb8-49f5-a2cc-f31df8b57166/sv-benchmarks/c/loops-crafted-1/in-de61.c[368,381] [2021-11-23 15:54:57,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:57,083 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:57,095 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_f2520edd-0fb8-49f5-a2cc-f31df8b57166/sv-benchmarks/c/loops-crafted-1/in-de61.c[368,381] [2021-11-23 15:54:57,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:57,114 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:57,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57 WrapperNode [2021-11-23 15:54:57,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:57,116 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:57,116 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:57,116 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:57,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:57,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:57,153 INFO L137 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2021-11-23 15:54:57,154 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:57,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:57,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:57,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:57,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:57,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:57,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:57,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:57,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:57,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:57,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:57,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:57,180 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:57,180 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:57,180 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:57,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:57,189 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:57,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:57,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:57,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:57,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:57,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:57,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:57,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:57,319 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:57,321 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:57,451 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:57,466 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 15:54:57,471 INFO L158 Benchmark]: Toolchain (without parser) took 611.70ms. Allocated memory is still 140.5MB. Free memory was 108.7MB in the beginning and 103.5MB in the end (delta: 5.3MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2021-11-23 15:54:57,471 INFO L158 Benchmark]: CDTParser took 1.03ms. Allocated memory is still 96.5MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:57,472 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.16ms. Allocated memory is still 140.5MB. Free memory was 108.7MB in the beginning and 116.3MB in the end (delta: -7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:54:57,473 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.08ms. Allocated memory is still 140.5MB. Free memory was 116.3MB in the beginning and 114.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:57,474 INFO L158 Benchmark]: Boogie Preprocessor took 24.28ms. Allocated memory is still 140.5MB. Free memory was 114.8MB in the beginning and 113.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:57,475 INFO L158 Benchmark]: RCFGBuilder took 288.99ms. Allocated memory is still 140.5MB. Free memory was 113.6MB in the beginning and 103.5MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:54:57,479 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.03ms. Allocated memory is still 96.5MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 248.16ms. Allocated memory is still 140.5MB. Free memory was 108.7MB in the beginning and 116.3MB in the end (delta: -7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.08ms. Allocated memory is still 140.5MB. Free memory was 116.3MB in the beginning and 114.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.28ms. Allocated memory is still 140.5MB. Free memory was 114.8MB in the beginning and 113.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 288.99ms. Allocated memory is still 140.5MB. Free memory was 113.6MB in the beginning and 103.5MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. 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 15:54:57,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/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_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/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_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/in-de61.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/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_f2520edd-0fb8-49f5-a2cc-f31df8b57166/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 49b7efdcf8f4d6c873493bd370328870547a88b20d287c5de5342268b0966917 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:59,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:59,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:00,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:00,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:00,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:00,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:00,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:00,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:00,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:00,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:00,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:00,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:00,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:00,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:00,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:00,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:00,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:00,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:00,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:00,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:00,061 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:00,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:00,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:00,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:00,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:00,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:00,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:00,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:00,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:00,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:00,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:00,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:00,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:00,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:00,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:00,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:00,099 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:00,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:00,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:00,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:00,103 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:00,149 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:00,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:00,151 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:00,152 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:00,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:00,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:00,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:00,154 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:00,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:00,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:00,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:00,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:00,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:00,156 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:00,157 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:00,157 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:00,157 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:00,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:00,158 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:00,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:00,158 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:00,158 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:00,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:00,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:00,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:00,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:00,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:00,160 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:00,160 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:00,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:00,160 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:00,161 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:00,161 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_f2520edd-0fb8-49f5-a2cc-f31df8b57166/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 49b7efdcf8f4d6c873493bd370328870547a88b20d287c5de5342268b0966917 [2021-11-23 15:55:00,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:00,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:00,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:00,655 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:00,655 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:00,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loops-crafted-1/in-de61.c [2021-11-23 15:55:00,745 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/data/a41da44ac/3a4a869a8b214091aba3b97c62d94ac1/FLAGb4d436ad4 [2021-11-23 15:55:01,262 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:01,264 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/sv-benchmarks/c/loops-crafted-1/in-de61.c [2021-11-23 15:55:01,270 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/data/a41da44ac/3a4a869a8b214091aba3b97c62d94ac1/FLAGb4d436ad4 [2021-11-23 15:55:01,617 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/data/a41da44ac/3a4a869a8b214091aba3b97c62d94ac1 [2021-11-23 15:55:01,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:01,622 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:01,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:01,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:01,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:01,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:01" (1/1) ... [2021-11-23 15:55:01,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7956e54c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:01, skipping insertion in model container [2021-11-23 15:55:01,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:01" (1/1) ... [2021-11-23 15:55:01,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:01,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:01,894 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_f2520edd-0fb8-49f5-a2cc-f31df8b57166/sv-benchmarks/c/loops-crafted-1/in-de61.c[368,381] [2021-11-23 15:55:01,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:01,931 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:01,948 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_f2520edd-0fb8-49f5-a2cc-f31df8b57166/sv-benchmarks/c/loops-crafted-1/in-de61.c[368,381] [2021-11-23 15:55:01,960 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:01,982 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:01,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:01 WrapperNode [2021-11-23 15:55:01,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:01,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:01,990 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:01,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:02,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:01" (1/1) ... [2021-11-23 15:55:02,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:01" (1/1) ... [2021-11-23 15:55:02,053 INFO L137 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2021-11-23 15:55:02,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:02,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:02,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:02,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:02,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:01" (1/1) ... [2021-11-23 15:55:02,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:01" (1/1) ... [2021-11-23 15:55:02,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:01" (1/1) ... [2021-11-23 15:55:02,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:01" (1/1) ... [2021-11-23 15:55:02,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:01" (1/1) ... [2021-11-23 15:55:02,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:01" (1/1) ... [2021-11-23 15:55:02,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:01" (1/1) ... [2021-11-23 15:55:02,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:02,120 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:02,120 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:02,120 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:02,121 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:01" (1/1) ... [2021-11-23 15:55:02,134 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:02,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:02,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:02,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:02,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:02,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:02,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:02,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:02,299 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:02,301 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:02,459 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:02,475 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:02,479 INFO L158 Benchmark]: Toolchain (without parser) took 856.24ms. Allocated memory is still 75.5MB. Free memory was 41.1MB in the beginning and 47.5MB in the end (delta: -6.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:02,480 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 75.5MB. Free memory is still 57.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:02,481 INFO L158 Benchmark]: CACSL2BoogieTranslator took 359.55ms. Allocated memory is still 75.5MB. Free memory was 41.0MB in the beginning and 51.7MB in the end (delta: -10.7MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:02,482 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.55ms. Allocated memory is still 75.5MB. Free memory was 51.7MB in the beginning and 59.4MB in the end (delta: -7.7MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:02,483 INFO L158 Benchmark]: Boogie Preprocessor took 64.68ms. Allocated memory is still 75.5MB. Free memory was 59.4MB in the beginning and 58.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:02,485 INFO L158 Benchmark]: RCFGBuilder took 357.75ms. Allocated memory is still 75.5MB. Free memory was 58.2MB in the beginning and 47.5MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:02,489 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 75.5MB. Free memory is still 57.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 359.55ms. Allocated memory is still 75.5MB. Free memory was 41.0MB in the beginning and 51.7MB in the end (delta: -10.7MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.55ms. Allocated memory is still 75.5MB. Free memory was 51.7MB in the beginning and 59.4MB in the end (delta: -7.7MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.68ms. Allocated memory is still 75.5MB. Free memory was 59.4MB in the beginning and 58.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 357.75ms. Allocated memory is still 75.5MB. Free memory was 58.2MB in the beginning and 47.5MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:02,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2520edd-0fb8-49f5-a2cc-f31df8b57166/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