./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-crafted/simple_array_index_value_2.i --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_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/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_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-crafted/simple_array_index_value_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/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_add46d3d-456a-4874-bc4b-f47bb13f3936/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 6dcb150490c6daa5a1cdb1426c8815f073186f609bef3d7e722a6c72be49ca91 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:16,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:16,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:16,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:16,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:16,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:16,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:16,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:16,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:16,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:16,392 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:16,394 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:16,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:16,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:16,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:16,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:16,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:16,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:16,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:16,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:16,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:16,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:16,433 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:16,434 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:16,442 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:16,443 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:16,443 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:16,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:16,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:16,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:16,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:16,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:16,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:16,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:16,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:16,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:16,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:16,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:16,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:16,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:16,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:16,462 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:16,517 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:16,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:16,519 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:16,519 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:16,520 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:16,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:16,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:16,521 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:16,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:16,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:16,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:16,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:16,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:16,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:16,533 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:16,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:16,533 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:16,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:16,534 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:16,534 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:16,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:16,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:16,535 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:16,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:16,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:16,536 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:16,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:16,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:16,537 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_add46d3d-456a-4874-bc4b-f47bb13f3936/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6dcb150490c6daa5a1cdb1426c8815f073186f609bef3d7e722a6c72be49ca91 [2021-11-23 15:03:16,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:16,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:16,982 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:16,984 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:16,985 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:16,986 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loop-crafted/simple_array_index_value_2.i [2021-11-23 15:03:17,072 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/data/375674201/afdf9343e0eb41f18f8df856441e1eb2/FLAG24920e4f0 [2021-11-23 15:03:17,573 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:17,574 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/sv-benchmarks/c/loop-crafted/simple_array_index_value_2.i [2021-11-23 15:03:17,582 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/data/375674201/afdf9343e0eb41f18f8df856441e1eb2/FLAG24920e4f0 [2021-11-23 15:03:17,927 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/data/375674201/afdf9343e0eb41f18f8df856441e1eb2 [2021-11-23 15:03:17,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:17,932 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:17,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:17,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:17,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:17,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:17,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31dffdd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17, skipping insertion in model container [2021-11-23 15:03:17,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:17,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:17,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:18,234 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_add46d3d-456a-4874-bc4b-f47bb13f3936/sv-benchmarks/c/loop-crafted/simple_array_index_value_2.i[919,932] [2021-11-23 15:03:18,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:18,258 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:18,272 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_add46d3d-456a-4874-bc4b-f47bb13f3936/sv-benchmarks/c/loop-crafted/simple_array_index_value_2.i[919,932] [2021-11-23 15:03:18,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:18,291 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:18,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18 WrapperNode [2021-11-23 15:03:18,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:18,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:18,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:18,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:18,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,336 INFO L137 Inliner]: procedures = 17, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2021-11-23 15:03:18,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:18,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:18,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:18,338 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:18,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:18,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:18,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:18,372 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:18,375 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:18" (1/1) ... [2021-11-23 15:03:18,391 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:18,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:18,423 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:18,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:03:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:03:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:18,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:03:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:03:18,574 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:18,576 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:18,710 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:18,761 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 15:03:18,767 INFO L158 Benchmark]: Toolchain (without parser) took 833.29ms. Allocated memory is still 111.1MB. Free memory was 74.4MB in the beginning and 73.7MB in the end (delta: 679.0kB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:18,768 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 111.1MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:18,769 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.32ms. Allocated memory is still 111.1MB. Free memory was 74.2MB in the beginning and 86.3MB in the end (delta: -12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:18,770 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.99ms. Allocated memory is still 111.1MB. Free memory was 86.3MB in the beginning and 85.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:18,771 INFO L158 Benchmark]: Boogie Preprocessor took 33.03ms. Allocated memory is still 111.1MB. Free memory was 85.0MB in the beginning and 83.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:18,773 INFO L158 Benchmark]: RCFGBuilder took 392.46ms. Allocated memory is still 111.1MB. Free memory was 83.7MB in the beginning and 73.7MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:18,793 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 111.1MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.32ms. Allocated memory is still 111.1MB. Free memory was 74.2MB in the beginning and 86.3MB in the end (delta: -12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.99ms. Allocated memory is still 111.1MB. Free memory was 86.3MB in the beginning and 85.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.03ms. Allocated memory is still 111.1MB. Free memory was 85.0MB in the beginning and 83.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 392.46ms. Allocated memory is still 111.1MB. Free memory was 83.7MB in the beginning and 73.7MB in the end (delta: 9.9MB). 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 15:03:18,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/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_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/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_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-crafted/simple_array_index_value_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/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_add46d3d-456a-4874-bc4b-f47bb13f3936/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 6dcb150490c6daa5a1cdb1426c8815f073186f609bef3d7e722a6c72be49ca91 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:21,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:21,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:21,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:21,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:21,497 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:21,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:21,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:21,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:21,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:21,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:21,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:21,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:21,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:21,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:21,515 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:21,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:21,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:21,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:21,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:21,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:21,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:21,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:21,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:21,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:21,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:21,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:21,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:21,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:21,539 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:21,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:21,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:21,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:21,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:21,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:21,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:21,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:21,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:21,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:21,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:21,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:21,552 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:21,601 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:21,602 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:21,603 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:21,604 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:21,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:21,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:21,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:21,606 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:21,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:21,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:21,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:21,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:21,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:21,608 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:21,608 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:21,608 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:21,608 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:21,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:21,609 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:21,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:21,610 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:21,612 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:21,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:21,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:21,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:21,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:21,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:21,618 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:21,618 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:21,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:21,618 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:21,619 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:21,619 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_add46d3d-456a-4874-bc4b-f47bb13f3936/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6dcb150490c6daa5a1cdb1426c8815f073186f609bef3d7e722a6c72be49ca91 [2021-11-23 15:03:22,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:22,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:22,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:22,032 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:22,035 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:22,039 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loop-crafted/simple_array_index_value_2.i [2021-11-23 15:03:22,113 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/data/f118fdc41/0954e321d8584a308d39c0c105596891/FLAG2b6f77435 [2021-11-23 15:03:22,694 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:22,696 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/sv-benchmarks/c/loop-crafted/simple_array_index_value_2.i [2021-11-23 15:03:22,703 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/data/f118fdc41/0954e321d8584a308d39c0c105596891/FLAG2b6f77435 [2021-11-23 15:03:23,051 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/data/f118fdc41/0954e321d8584a308d39c0c105596891 [2021-11-23 15:03:23,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:23,055 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:23,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:23,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:23,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:23,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17dd96be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23, skipping insertion in model container [2021-11-23 15:03:23,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:23,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:23,244 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_add46d3d-456a-4874-bc4b-f47bb13f3936/sv-benchmarks/c/loop-crafted/simple_array_index_value_2.i[919,932] [2021-11-23 15:03:23,258 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:23,269 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:23,283 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_add46d3d-456a-4874-bc4b-f47bb13f3936/sv-benchmarks/c/loop-crafted/simple_array_index_value_2.i[919,932] [2021-11-23 15:03:23,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:23,327 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:23,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23 WrapperNode [2021-11-23 15:03:23,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:23,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:23,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:23,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:23,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,360 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,378 INFO L137 Inliner]: procedures = 19, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2021-11-23 15:03:23,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:23,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:23,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:23,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:23,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:23,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:23,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:23,406 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:23,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,415 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:23,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:23,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:23,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:03:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:03:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:23,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:03:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:03:23,563 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:23,564 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:23,749 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:23,768 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 15:03:23,773 INFO L158 Benchmark]: Toolchain (without parser) took 717.08ms. Allocated memory is still 62.9MB. Free memory was 43.1MB in the beginning and 33.7MB in the end (delta: 9.4MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:23,774 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 44.1MB in the beginning and 44.1MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:23,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.45ms. Allocated memory is still 62.9MB. Free memory was 42.8MB in the beginning and 46.3MB in the end (delta: -3.5MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:23,776 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.42ms. Allocated memory is still 62.9MB. Free memory was 46.3MB in the beginning and 44.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:23,777 INFO L158 Benchmark]: Boogie Preprocessor took 25.84ms. Allocated memory is still 62.9MB. Free memory was 44.7MB in the beginning and 43.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:23,778 INFO L158 Benchmark]: RCFGBuilder took 365.32ms. Allocated memory is still 62.9MB. Free memory was 43.6MB in the beginning and 33.7MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:23,783 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 44.1MB in the beginning and 44.1MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.45ms. Allocated memory is still 62.9MB. Free memory was 42.8MB in the beginning and 46.3MB in the end (delta: -3.5MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.42ms. Allocated memory is still 62.9MB. Free memory was 46.3MB in the beginning and 44.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.84ms. Allocated memory is still 62.9MB. Free memory was 44.7MB in the beginning and 43.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 365.32ms. Allocated memory is still 62.9MB. Free memory was 43.6MB in the beginning and 33.7MB in the end (delta: 9.9MB). 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 15:03:23,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_add46d3d-456a-4874-bc4b-f47bb13f3936/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