./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-multidimensional/rev-2-n-u.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_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/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_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/rev-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/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_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/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 bf03248da0b4b82491822f692d5527664b721dbcd28594bdb518a5eab7d5a1f3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:33,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:33,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:33,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:33,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:33,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:33,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:33,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:33,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:33,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:33,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:33,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:33,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:34,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:34,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:34,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:34,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:34,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:34,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:34,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:34,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:34,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:34,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:34,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:34,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:34,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:34,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:34,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:34,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:34,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:34,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:34,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:34,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:34,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:34,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:34,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:34,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:34,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:34,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:34,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:34,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:34,061 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:52:34,117 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:34,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:34,120 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:34,121 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:34,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:34,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:34,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:34,123 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:34,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:34,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:34,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:34,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:34,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:34,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:34,133 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:34,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:34,134 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:34,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:34,134 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:34,135 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:34,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:34,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:34,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:34,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:34,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:34,136 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:34,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:34,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:34,137 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_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf03248da0b4b82491822f692d5527664b721dbcd28594bdb518a5eab7d5a1f3 [2021-11-23 15:52:34,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:34,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:34,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:34,467 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:34,467 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:34,469 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-multidimensional/rev-2-n-u.c [2021-11-23 15:52:34,545 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/data/5c776e78e/bf71203da71245d5a1292883e1947d69/FLAG9f3f6d367 [2021-11-23 15:52:35,003 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:35,004 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/sv-benchmarks/c/array-multidimensional/rev-2-n-u.c [2021-11-23 15:52:35,010 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/data/5c776e78e/bf71203da71245d5a1292883e1947d69/FLAG9f3f6d367 [2021-11-23 15:52:35,026 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/data/5c776e78e/bf71203da71245d5a1292883e1947d69 [2021-11-23 15:52:35,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:35,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:35,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:35,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:35,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:35,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@132cc6f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35, skipping insertion in model container [2021-11-23 15:52:35,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,045 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:35,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:35,249 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_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/sv-benchmarks/c/array-multidimensional/rev-2-n-u.c[321,334] [2021-11-23 15:52:35,268 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:35,276 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:35,288 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_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/sv-benchmarks/c/array-multidimensional/rev-2-n-u.c[321,334] [2021-11-23 15:52:35,298 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:35,312 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:35,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35 WrapperNode [2021-11-23 15:52:35,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:35,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:35,314 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:35,314 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:35,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,350 INFO L137 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 83 [2021-11-23 15:52:35,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:35,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:35,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:35,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:35,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:35,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:35,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:35,379 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:35,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,392 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:35,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:35,420 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:35,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:52:35,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:52:35,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:35,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:52:35,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:52:35,530 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:35,532 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:35,718 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:35,761 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 15:52:35,766 INFO L158 Benchmark]: Toolchain (without parser) took 735.12ms. Allocated memory is still 88.1MB. Free memory was 47.6MB in the beginning and 48.8MB in the end (delta: -1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:35,767 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 88.1MB. Free memory was 64.0MB in the beginning and 64.0MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:35,768 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.60ms. Allocated memory is still 88.1MB. Free memory was 47.3MB in the beginning and 62.4MB in the end (delta: -15.1MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2021-11-23 15:52:35,769 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.16ms. Allocated memory is still 88.1MB. Free memory was 62.4MB in the beginning and 60.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:35,770 INFO L158 Benchmark]: Boogie Preprocessor took 25.95ms. Allocated memory is still 88.1MB. Free memory was 60.8MB in the beginning and 59.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:35,771 INFO L158 Benchmark]: RCFGBuilder took 385.73ms. Allocated memory is still 88.1MB. Free memory was 59.5MB in the beginning and 48.8MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:52:35,776 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 88.1MB. Free memory was 64.0MB in the beginning and 64.0MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.60ms. Allocated memory is still 88.1MB. Free memory was 47.3MB in the beginning and 62.4MB in the end (delta: -15.1MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.16ms. Allocated memory is still 88.1MB. Free memory was 62.4MB in the beginning and 60.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.95ms. Allocated memory is still 88.1MB. Free memory was 60.8MB in the beginning and 59.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 385.73ms. Allocated memory is still 88.1MB. Free memory was 59.5MB in the beginning and 48.8MB 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 15:52:35,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/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_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/rev-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/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_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/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 bf03248da0b4b82491822f692d5527664b721dbcd28594bdb518a5eab7d5a1f3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:38,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:38,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:38,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:38,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:38,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:38,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:38,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:38,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:38,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:38,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:38,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:38,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:38,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:38,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:38,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:38,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:38,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:38,293 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:38,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:38,303 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:38,305 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:38,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:38,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:38,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:38,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:38,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:38,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:38,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:38,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:38,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:38,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:38,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:38,331 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:38,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:38,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:38,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:38,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:38,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:38,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:38,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:38,339 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:52:38,385 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:38,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:38,386 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:38,386 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:38,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:38,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:38,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:38,388 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:38,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:38,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:38,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:38,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:38,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:38,389 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:38,389 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:38,390 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:38,390 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:38,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:38,390 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:38,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:38,393 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:38,393 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:38,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:38,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:38,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:38,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:38,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:38,395 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:38,395 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:38,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:38,396 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:38,396 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:38,396 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_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf03248da0b4b82491822f692d5527664b721dbcd28594bdb518a5eab7d5a1f3 [2021-11-23 15:52:38,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:38,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:38,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:38,827 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:38,828 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:38,830 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-multidimensional/rev-2-n-u.c [2021-11-23 15:52:38,892 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/data/635528d1f/3d59c168e63845bcaaf0bd985ed5242a/FLAGd6d7997a7 [2021-11-23 15:52:39,377 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:39,378 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/sv-benchmarks/c/array-multidimensional/rev-2-n-u.c [2021-11-23 15:52:39,386 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/data/635528d1f/3d59c168e63845bcaaf0bd985ed5242a/FLAGd6d7997a7 [2021-11-23 15:52:39,742 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/data/635528d1f/3d59c168e63845bcaaf0bd985ed5242a [2021-11-23 15:52:39,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:39,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:39,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:39,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:39,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:39,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:39" (1/1) ... [2021-11-23 15:52:39,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58a14727 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:39, skipping insertion in model container [2021-11-23 15:52:39,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:39" (1/1) ... [2021-11-23 15:52:39,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:39,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:39,918 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_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/sv-benchmarks/c/array-multidimensional/rev-2-n-u.c[321,334] [2021-11-23 15:52:39,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:39,948 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:39,960 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_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/sv-benchmarks/c/array-multidimensional/rev-2-n-u.c[321,334] [2021-11-23 15:52:39,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:40,043 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:40,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40 WrapperNode [2021-11-23 15:52:40,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:40,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:40,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:40,046 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:40,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:40,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:40,107 INFO L137 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2021-11-23 15:52:40,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:40,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:40,109 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:40,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:40,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:40,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:40,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:40,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:40,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:40,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:40,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:40,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:40,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:40,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:40,171 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:40,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:40" (1/1) ... [2021-11-23 15:52:40,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:40,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:40,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:40,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:40,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:40,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:52:40,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:52:40,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:52:40,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:40,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:40,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:52:40,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:52:40,372 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:40,374 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:40,621 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:40,638 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 15:52:40,642 INFO L158 Benchmark]: Toolchain (without parser) took 896.00ms. Allocated memory is still 67.1MB. Free memory was 46.2MB in the beginning and 35.7MB in the end (delta: 10.5MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2021-11-23 15:52:40,643 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 67.1MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:40,644 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.54ms. Allocated memory is still 67.1MB. Free memory was 46.1MB in the beginning and 50.0MB in the end (delta: -3.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:52:40,645 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.26ms. Allocated memory is still 67.1MB. Free memory was 49.8MB in the beginning and 48.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:40,646 INFO L158 Benchmark]: Boogie Preprocessor took 60.81ms. Allocated memory is still 67.1MB. Free memory was 48.3MB in the beginning and 46.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:40,647 INFO L158 Benchmark]: RCFGBuilder took 469.66ms. Allocated memory is still 67.1MB. Free memory was 46.9MB in the beginning and 35.7MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:52:40,651 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 67.1MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.54ms. Allocated memory is still 67.1MB. Free memory was 46.1MB in the beginning and 50.0MB in the end (delta: -3.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.26ms. Allocated memory is still 67.1MB. Free memory was 49.8MB in the beginning and 48.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.81ms. Allocated memory is still 67.1MB. Free memory was 48.3MB in the beginning and 46.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 469.66ms. Allocated memory is still 67.1MB. Free memory was 46.9MB in the beginning and 35.7MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:52:40,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06af5d4f-8fe5-4255-8141-b1c55ba5abf1/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