./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.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_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/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_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/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_300bd0d3-12ec-46b8-bbb8-5075d6731545/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 4bb6c46a4de77c33ebd5db0d25fe513601ef52929336922ed8d1cb2e429dd77c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:05,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:05,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:05,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:05,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:05,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:05,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:05,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:05,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:05,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:05,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:05,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:05,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:05,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:05,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:05,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:05,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:05,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:05,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:05,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:05,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:05,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:05,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:05,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:05,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:05,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:05,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:05,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:05,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:05,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:05,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:05,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:05,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:05,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:05,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:05,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:05,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:05,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:05,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:05,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:05,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:05,225 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:05,266 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:05,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:05,268 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:05,268 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:05,269 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:05,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:05,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:05,275 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:05,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:05,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:05,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:05,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:05,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:05,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:05,278 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:05,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:05,278 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:05,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:05,278 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:05,278 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:05,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:05,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:05,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:05,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:05,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:05,280 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:05,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:05,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:05,280 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_300bd0d3-12ec-46b8-bbb8-5075d6731545/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bb6c46a4de77c33ebd5db0d25fe513601ef52929336922ed8d1cb2e429dd77c [2021-11-23 15:05:05,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:05,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:05,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:05,601 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:05,602 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:05,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i [2021-11-23 15:05:05,694 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/data/b2f42eb2c/d6693119a2724ec795953d61c04800ed/FLAG1457dcad1 [2021-11-23 15:05:06,282 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:06,282 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i [2021-11-23 15:05:06,297 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/data/b2f42eb2c/d6693119a2724ec795953d61c04800ed/FLAG1457dcad1 [2021-11-23 15:05:06,591 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/data/b2f42eb2c/d6693119a2724ec795953d61c04800ed [2021-11-23 15:05:06,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:06,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:06,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:06,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:06,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:06,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:06" (1/1) ... [2021-11-23 15:05:06,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f377036 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:06, skipping insertion in model container [2021-11-23 15:05:06,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:06" (1/1) ... [2021-11-23 15:05:06,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:06,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:07,012 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_300bd0d3-12ec-46b8-bbb8-5075d6731545/sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i[22793,22806] [2021-11-23 15:05:07,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:07,026 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:07,091 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_300bd0d3-12ec-46b8-bbb8-5075d6731545/sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i[22793,22806] [2021-11-23 15:05:07,093 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:07,133 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:07,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07 WrapperNode [2021-11-23 15:05:07,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:07,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:07,137 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:07,137 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:07,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,171 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,199 INFO L137 Inliner]: procedures = 119, calls = 39, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 121 [2021-11-23 15:05:07,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:07,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:07,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:07,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:07,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:07,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:07,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:07,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:07,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,251 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:07,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:07,273 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:07,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:05:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:05:07,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:05:07,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:07,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:05:07,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:05:07,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:05:07,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:07,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:07,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:07,417 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:07,418 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:07,707 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:07,734 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:07,742 INFO L158 Benchmark]: Toolchain (without parser) took 1145.94ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 47.0MB in the beginning and 62.6MB in the end (delta: -15.6MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:07,743 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 81.8MB. Free memory was 52.5MB in the beginning and 52.5MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:07,745 INFO L158 Benchmark]: CACSL2BoogieTranslator took 534.52ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 47.0MB in the beginning and 82.9MB in the end (delta: -35.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:07,746 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.25ms. Allocated memory is still 115.3MB. Free memory was 82.9MB in the beginning and 80.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:07,747 INFO L158 Benchmark]: Boogie Preprocessor took 42.24ms. Allocated memory is still 115.3MB. Free memory was 80.9MB in the beginning and 79.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:07,748 INFO L158 Benchmark]: RCFGBuilder took 496.86ms. Allocated memory is still 115.3MB. Free memory was 79.4MB in the beginning and 62.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:07,755 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 81.8MB. Free memory was 52.5MB in the beginning and 52.5MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 534.52ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 47.0MB in the beginning and 82.9MB in the end (delta: -35.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.25ms. Allocated memory is still 115.3MB. Free memory was 82.9MB in the beginning and 80.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.24ms. Allocated memory is still 115.3MB. Free memory was 80.9MB in the beginning and 79.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 496.86ms. Allocated memory is still 115.3MB. Free memory was 79.4MB in the beginning and 62.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. 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 15:05:07,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/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_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/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_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/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_300bd0d3-12ec-46b8-bbb8-5075d6731545/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 4bb6c46a4de77c33ebd5db0d25fe513601ef52929336922ed8d1cb2e429dd77c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:10,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:10,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:10,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:10,272 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:10,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:10,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:10,278 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:10,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:10,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:10,283 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:10,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:10,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:10,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:10,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:10,289 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:10,290 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:10,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:10,293 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:10,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:10,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:10,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:10,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:10,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:10,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:10,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:10,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:10,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:10,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:10,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:10,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:10,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:10,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:10,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:10,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:10,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:10,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:10,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:10,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:10,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:10,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:10,324 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:10,368 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:10,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:10,369 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:10,370 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:10,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:10,371 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:10,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:10,372 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:10,372 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:10,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:10,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:10,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:10,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:10,374 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:10,374 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:10,375 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:10,375 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:10,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:10,375 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:10,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:10,376 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:10,376 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:10,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:10,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:10,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:10,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:10,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:10,378 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:10,378 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:10,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:10,378 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:10,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:10,379 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_300bd0d3-12ec-46b8-bbb8-5075d6731545/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bb6c46a4de77c33ebd5db0d25fe513601ef52929336922ed8d1cb2e429dd77c [2021-11-23 15:05:10,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:10,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:10,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:10,797 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:10,797 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:10,799 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i [2021-11-23 15:05:10,869 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/data/04d2b45c4/6364b85a58a9457a8831697b8af52605/FLAGf2fbc3f6d [2021-11-23 15:05:11,469 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:11,471 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i [2021-11-23 15:05:11,488 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/data/04d2b45c4/6364b85a58a9457a8831697b8af52605/FLAGf2fbc3f6d [2021-11-23 15:05:11,736 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/data/04d2b45c4/6364b85a58a9457a8831697b8af52605 [2021-11-23 15:05:11,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:11,741 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:11,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:11,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:11,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:11,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:11,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72f3c796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11, skipping insertion in model container [2021-11-23 15:05:11,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:11,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:11,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:12,162 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_300bd0d3-12ec-46b8-bbb8-5075d6731545/sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i[22793,22806] [2021-11-23 15:05:12,175 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:12,194 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:12,251 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_300bd0d3-12ec-46b8-bbb8-5075d6731545/sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i[22793,22806] [2021-11-23 15:05:12,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:12,283 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:12,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:12 WrapperNode [2021-11-23 15:05:12,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:12,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:12,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:12,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:12,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:12" (1/1) ... [2021-11-23 15:05:12,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:12" (1/1) ... [2021-11-23 15:05:12,359 INFO L137 Inliner]: procedures = 122, calls = 39, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 119 [2021-11-23 15:05:12,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:12,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:12,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:12,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:12,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:12" (1/1) ... [2021-11-23 15:05:12,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:12" (1/1) ... [2021-11-23 15:05:12,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:12" (1/1) ... [2021-11-23 15:05:12,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:12" (1/1) ... [2021-11-23 15:05:12,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:12" (1/1) ... [2021-11-23 15:05:12,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:12" (1/1) ... [2021-11-23 15:05:12,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:12" (1/1) ... [2021-11-23 15:05:12,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:12,434 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:12,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:12,435 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:12,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:12" (1/1) ... [2021-11-23 15:05:12,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:12,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:12,466 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:12,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:12,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:05:12,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:05:12,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:12,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:05:12,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:05:12,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:05:12,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:05:12,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:12,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:12,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:12,622 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:12,624 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:13,451 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:13,470 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:13,475 INFO L158 Benchmark]: Toolchain (without parser) took 1733.12ms. Allocated memory is still 83.9MB. Free memory was 61.3MB in the beginning and 61.6MB in the end (delta: -354.9kB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:13,476 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 50.3MB. Free memory is still 30.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:13,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 529.75ms. Allocated memory is still 83.9MB. Free memory was 61.1MB in the beginning and 60.3MB in the end (delta: 793.0kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:13,479 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.18ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 58.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:13,480 INFO L158 Benchmark]: Boogie Preprocessor took 72.65ms. Allocated memory is still 83.9MB. Free memory was 58.1MB in the beginning and 56.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:13,480 INFO L158 Benchmark]: RCFGBuilder took 1038.87ms. Allocated memory is still 83.9MB. Free memory was 56.0MB in the beginning and 61.6MB in the end (delta: -5.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:13,484 INFO L339 ainManager$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 50.3MB. Free memory is still 30.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 529.75ms. Allocated memory is still 83.9MB. Free memory was 61.1MB in the beginning and 60.3MB in the end (delta: 793.0kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.18ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 58.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.65ms. Allocated memory is still 83.9MB. Free memory was 58.1MB in the beginning and 56.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1038.87ms. Allocated memory is still 83.9MB. Free memory was 56.0MB in the beginning and 61.6MB in the end (delta: -5.7MB). Peak memory consumption was 16.8MB. 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 15:05:13,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_300bd0d3-12ec-46b8-bbb8-5075d6731545/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable