./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label46.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_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/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_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label46.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/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_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/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 8c45ecc27ad3f2665e38b5f15002da02b7320f8016c4345de558c50154c3c1cd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:34,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:34,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:34,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:34,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:34,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:34,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:34,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:34,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:34,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:34,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:34,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:34,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:34,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:34,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:34,205 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:34,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:34,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:34,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:34,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:34,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:34,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:34,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:34,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:34,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:34,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:34,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:34,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:34,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:34,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:34,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:34,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:34,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:34,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:34,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:34,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:34,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:34,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:34,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:34,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:34,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:34,258 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:33:34,286 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:34,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:34,287 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:34,287 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:34,288 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:34,288 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:34,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:34,289 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:34,289 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:33:34,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:34,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:34,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:34,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:34,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:34,291 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:34,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:34,291 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:34,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:34,292 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:34,292 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:34,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:34,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:34,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:34,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:34,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:34,294 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:33:34,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:33:34,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:34,295 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_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c45ecc27ad3f2665e38b5f15002da02b7320f8016c4345de558c50154c3c1cd [2021-11-23 15:33:34,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:34,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:34,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:34,592 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:34,593 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:34,595 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem04_label46.c [2021-11-23 15:33:34,679 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/data/fea81289e/b26403c8554f48248751e0b439a9cf52/FLAG23efd906d [2021-11-23 15:33:35,595 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:35,596 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/sv-benchmarks/c/eca-rers2012/Problem04_label46.c [2021-11-23 15:33:35,636 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/data/fea81289e/b26403c8554f48248751e0b439a9cf52/FLAG23efd906d [2021-11-23 15:33:36,054 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/data/fea81289e/b26403c8554f48248751e0b439a9cf52 [2021-11-23 15:33:36,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:36,057 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:36,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:36,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:36,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:36,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:36" (1/1) ... [2021-11-23 15:33:36,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@417d5152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:36, skipping insertion in model container [2021-11-23 15:33:36,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:36" (1/1) ... [2021-11-23 15:33:36,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:36,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:37,650 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_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/sv-benchmarks/c/eca-rers2012/Problem04_label46.c[181280,181293] [2021-11-23 15:33:37,675 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:37,696 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:38,450 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_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/sv-benchmarks/c/eca-rers2012/Problem04_label46.c[181280,181293] [2021-11-23 15:33:38,460 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:38,490 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:38,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:38 WrapperNode [2021-11-23 15:33:38,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:38,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:38,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:38,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:38,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:38" (1/1) ... [2021-11-23 15:33:38,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:38" (1/1) ... [2021-11-23 15:33:38,840 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5572 [2021-11-23 15:33:38,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:38,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:38,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:38,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:38,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:38" (1/1) ... [2021-11-23 15:33:38,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:38" (1/1) ... [2021-11-23 15:33:38,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:38" (1/1) ... [2021-11-23 15:33:38,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:38" (1/1) ... [2021-11-23 15:33:39,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:38" (1/1) ... [2021-11-23 15:33:39,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:38" (1/1) ... [2021-11-23 15:33:39,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:38" (1/1) ... [2021-11-23 15:33:39,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:39,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:39,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:39,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:39,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:38" (1/1) ... [2021-11-23 15:33:39,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:39,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:39,225 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:39,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:39,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:39,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:33:39,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:39,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:39,392 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:39,394 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:43,629 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:43,711 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 15:33:43,717 INFO L158 Benchmark]: Toolchain (without parser) took 7657.35ms. Allocated memory was 102.8MB in the beginning and 377.5MB in the end (delta: 274.7MB). Free memory was 53.3MB in the beginning and 151.1MB in the end (delta: -97.9MB). Peak memory consumption was 178.3MB. Max. memory is 16.1GB. [2021-11-23 15:33:43,719 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory was 57.6MB in the beginning and 57.5MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:43,720 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2429.68ms. Allocated memory was 102.8MB in the beginning and 188.7MB in the end (delta: 86.0MB). Free memory was 53.0MB in the beginning and 115.1MB in the end (delta: -62.0MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2021-11-23 15:33:43,721 INFO L158 Benchmark]: Boogie Procedure Inliner took 347.57ms. Allocated memory is still 188.7MB. Free memory was 115.1MB in the beginning and 111.6MB in the end (delta: 3.5MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2021-11-23 15:33:43,723 INFO L158 Benchmark]: Boogie Preprocessor took 330.32ms. Allocated memory is still 188.7MB. Free memory was 111.6MB in the beginning and 90.5MB in the end (delta: 21.1MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2021-11-23 15:33:43,724 INFO L158 Benchmark]: RCFGBuilder took 4540.35ms. Allocated memory was 188.7MB in the beginning and 377.5MB in the end (delta: 188.7MB). Free memory was 90.5MB in the beginning and 151.1MB in the end (delta: -60.6MB). Peak memory consumption was 130.2MB. Max. memory is 16.1GB. [2021-11-23 15:33:43,733 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory was 57.6MB in the beginning and 57.5MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2429.68ms. Allocated memory was 102.8MB in the beginning and 188.7MB in the end (delta: 86.0MB). Free memory was 53.0MB in the beginning and 115.1MB in the end (delta: -62.0MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 347.57ms. Allocated memory is still 188.7MB. Free memory was 115.1MB in the beginning and 111.6MB in the end (delta: 3.5MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 330.32ms. Allocated memory is still 188.7MB. Free memory was 111.6MB in the beginning and 90.5MB in the end (delta: 21.1MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * RCFGBuilder took 4540.35ms. Allocated memory was 188.7MB in the beginning and 377.5MB in the end (delta: 188.7MB). Free memory was 90.5MB in the beginning and 151.1MB in the end (delta: -60.6MB). Peak memory consumption was 130.2MB. 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 15:33:43,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/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_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/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_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label46.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/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_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/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 8c45ecc27ad3f2665e38b5f15002da02b7320f8016c4345de558c50154c3c1cd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:46,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:46,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:46,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:46,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:46,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:46,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:46,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:46,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:46,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:46,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:46,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:46,399 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:46,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:46,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:46,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:46,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:46,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:46,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:46,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:46,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:46,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:46,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:46,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:46,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:46,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:46,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:46,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:46,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:46,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:46,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:46,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:46,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:46,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:46,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:46,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:46,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:46,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:46,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:46,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:46,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:46,460 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:33:46,502 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:46,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:46,504 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:46,504 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:46,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:46,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:46,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:46,507 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:46,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:46,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:46,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:46,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:46,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:46,509 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:33:46,509 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:33:46,509 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:33:46,510 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:46,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:46,510 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:46,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:46,511 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:46,511 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:46,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:46,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:46,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:46,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:46,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:46,513 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:33:46,513 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:33:46,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:46,513 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:33:46,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:33:46,514 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_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c45ecc27ad3f2665e38b5f15002da02b7320f8016c4345de558c50154c3c1cd [2021-11-23 15:33:46,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:46,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:46,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:46,977 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:46,977 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:46,979 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem04_label46.c [2021-11-23 15:33:47,056 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/data/105942747/4ca665a852bf484d9e31e147b819ca1a/FLAG5135aba7f [2021-11-23 15:33:47,945 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:47,945 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/sv-benchmarks/c/eca-rers2012/Problem04_label46.c [2021-11-23 15:33:47,990 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/data/105942747/4ca665a852bf484d9e31e147b819ca1a/FLAG5135aba7f [2021-11-23 15:33:48,483 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/data/105942747/4ca665a852bf484d9e31e147b819ca1a [2021-11-23 15:33:48,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:48,488 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:48,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:48,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:48,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:48,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:48" (1/1) ... [2021-11-23 15:33:48,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@244cf282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:48, skipping insertion in model container [2021-11-23 15:33:48,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:48" (1/1) ... [2021-11-23 15:33:48,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:48,679 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:49,981 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_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/sv-benchmarks/c/eca-rers2012/Problem04_label46.c[181280,181293] [2021-11-23 15:33:50,000 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:50,014 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:50,749 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_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/sv-benchmarks/c/eca-rers2012/Problem04_label46.c[181280,181293] [2021-11-23 15:33:50,758 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:50,787 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:50,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:50 WrapperNode [2021-11-23 15:33:50,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:50,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:50,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:50,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:50,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:50" (1/1) ... [2021-11-23 15:33:50,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:50" (1/1) ... [2021-11-23 15:33:51,160 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5567 [2021-11-23 15:33:51,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:51,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:51,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:51,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:51,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:50" (1/1) ... [2021-11-23 15:33:51,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:50" (1/1) ... [2021-11-23 15:33:51,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:50" (1/1) ... [2021-11-23 15:33:51,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:50" (1/1) ... [2021-11-23 15:33:51,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:50" (1/1) ... [2021-11-23 15:33:51,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:50" (1/1) ... [2021-11-23 15:33:51,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:50" (1/1) ... [2021-11-23 15:33:51,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:51,636 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:51,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:51,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:51,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:50" (1/1) ... [2021-11-23 15:33:51,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:51,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:51,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:51,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:33:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:51,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:51,837 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:51,839 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:58,229 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:58,305 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 15:33:58,314 INFO L158 Benchmark]: Toolchain (without parser) took 9823.63ms. Allocated memory was 86.0MB in the beginning and 356.5MB in the end (delta: 270.5MB). Free memory was 47.4MB in the beginning and 180.8MB in the end (delta: -133.4MB). Peak memory consumption was 214.1MB. Max. memory is 16.1GB. [2021-11-23 15:33:58,315 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 50.3MB. Free memory was 30.1MB in the beginning and 30.1MB in the end (delta: 40.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:58,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2296.81ms. Allocated memory was 86.0MB in the beginning and 121.6MB in the end (delta: 35.7MB). Free memory was 47.1MB in the beginning and 45.6MB in the end (delta: 1.5MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. [2021-11-23 15:33:58,318 INFO L158 Benchmark]: Boogie Procedure Inliner took 395.25ms. Allocated memory was 121.6MB in the beginning and 178.3MB in the end (delta: 56.6MB). Free memory was 45.6MB in the beginning and 109.2MB in the end (delta: -63.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 15:33:58,319 INFO L158 Benchmark]: Boogie Preprocessor took 442.48ms. Allocated memory is still 178.3MB. Free memory was 109.2MB in the beginning and 95.9MB in the end (delta: 13.3MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2021-11-23 15:33:58,320 INFO L158 Benchmark]: RCFGBuilder took 6674.35ms. Allocated memory was 178.3MB in the beginning and 356.5MB in the end (delta: 178.3MB). Free memory was 95.9MB in the beginning and 180.8MB in the end (delta: -84.9MB). Peak memory consumption was 170.9MB. Max. memory is 16.1GB. [2021-11-23 15:33:58,329 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 50.3MB. Free memory was 30.1MB in the beginning and 30.1MB in the end (delta: 40.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2296.81ms. Allocated memory was 86.0MB in the beginning and 121.6MB in the end (delta: 35.7MB). Free memory was 47.1MB in the beginning and 45.6MB in the end (delta: 1.5MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 395.25ms. Allocated memory was 121.6MB in the beginning and 178.3MB in the end (delta: 56.6MB). Free memory was 45.6MB in the beginning and 109.2MB in the end (delta: -63.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 442.48ms. Allocated memory is still 178.3MB. Free memory was 109.2MB in the beginning and 95.9MB in the end (delta: 13.3MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * RCFGBuilder took 6674.35ms. Allocated memory was 178.3MB in the beginning and 356.5MB in the end (delta: 178.3MB). Free memory was 95.9MB in the beginning and 180.8MB in the end (delta: -84.9MB). Peak memory consumption was 170.9MB. 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 15:33:58,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64fa9f0e-bb3b-481d-90aa-706180fdc4c2/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