./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label41.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_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/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_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label41.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/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_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/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 dce81c25b6f033656f68bd54d3ed5826889e3ddaaa1d53c2dc34924034a7fb2b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:13,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:13,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:13,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:13,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:13,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:13,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:13,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:13,945 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:13,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:13,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:13,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:13,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:13,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:13,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:13,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:13,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:13,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:13,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:13,963 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:13,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:13,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:13,972 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:13,973 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:13,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:13,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:13,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:13,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:13,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:13,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:13,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:13,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:13,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:13,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:13,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:13,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:13,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:13,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:13,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:13,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:13,999 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:14,000 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:40:14,046 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:14,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:14,048 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:14,048 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:14,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:14,050 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:14,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:14,050 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:14,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:40:14,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:14,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:14,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:14,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:14,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:14,059 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:14,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:14,059 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:14,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:14,060 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:14,060 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:14,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:14,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:14,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:14,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:14,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:14,061 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:40:14,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:40:14,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:14,062 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_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dce81c25b6f033656f68bd54d3ed5826889e3ddaaa1d53c2dc34924034a7fb2b [2021-11-23 15:40:14,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:14,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:14,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:14,353 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:14,355 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:14,357 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label41.c [2021-11-23 15:40:14,436 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/data/a36937d17/30cee62666d74c01afda51df109738cc/FLAGa72901af7 [2021-11-23 15:40:17,153 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:17,162 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/sv-benchmarks/c/eca-rers2012/Problem07_label41.c [2021-11-23 15:40:17,342 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/data/a36937d17/30cee62666d74c01afda51df109738cc/FLAGa72901af7 [2021-11-23 15:40:17,402 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/data/a36937d17/30cee62666d74c01afda51df109738cc [2021-11-23 15:40:17,405 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:17,408 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:17,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:17,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:17,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:17,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:17" (1/1) ... [2021-11-23 15:40:17,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1771662f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:17, skipping insertion in model container [2021-11-23 15:40:17,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:17" (1/1) ... [2021-11-23 15:40:17,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:18,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:30,672 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_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/sv-benchmarks/c/eca-rers2012/Problem07_label41.c[2772394,2772407] [2021-11-23 15:40:30,741 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:30,749 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:40:38,486 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_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/sv-benchmarks/c/eca-rers2012/Problem07_label41.c[2772394,2772407] [2021-11-23 15:40:38,493 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:39,591 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:40:39,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:39 WrapperNode [2021-11-23 15:40:39,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:39,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:39,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:40:39,594 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:40:39,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:39" (1/1) ... [2021-11-23 15:40:40,482 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:39" (1/1) ... [2021-11-23 15:40:43,217 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2021-11-23 15:40:43,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:43,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:40:43,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:40:43,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:40:43,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:39" (1/1) ... [2021-11-23 15:40:43,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:39" (1/1) ... [2021-11-23 15:40:43,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:39" (1/1) ... [2021-11-23 15:40:43,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:39" (1/1) ... [2021-11-23 15:40:45,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:39" (1/1) ... [2021-11-23 15:40:45,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:39" (1/1) ... [2021-11-23 15:40:45,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:39" (1/1) ... [2021-11-23 15:40:46,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:40:46,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:40:46,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:40:46,059 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:40:46,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:39" (1/1) ... [2021-11-23 15:40:46,074 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:46,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:40:46,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:40:46,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:40:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:40:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:40:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:40:46,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:40:46,273 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:40:46,275 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:41:24,201 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:41:24,360 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 15:41:24,366 INFO L158 Benchmark]: Toolchain (without parser) took 66955.72ms. Allocated memory was 354.4MB in the beginning and 8.8GB in the end (delta: 8.4GB). Free memory was 208.8MB in the beginning and 7.1GB in the end (delta: -6.9GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:41:24,367 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 115.3MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:41:24,370 INFO L158 Benchmark]: CACSL2BoogieTranslator took 22180.86ms. Allocated memory was 354.4MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 208.8MB in the beginning and 1.0GB in the end (delta: -802.4MB). Peak memory consumption was 834.7MB. Max. memory is 16.1GB. [2021-11-23 15:41:24,371 INFO L158 Benchmark]: Boogie Procedure Inliner took 3624.98ms. Allocated memory was 1.7GB in the beginning and 3.4GB in the end (delta: 1.7GB). Free memory was 1.0GB in the beginning and 2.4GB in the end (delta: -1.4GB). Peak memory consumption was 431.0MB. Max. memory is 16.1GB. [2021-11-23 15:41:24,373 INFO L158 Benchmark]: Boogie Preprocessor took 2838.88ms. Allocated memory was 3.4GB in the beginning and 6.3GB in the end (delta: 2.8GB). Free memory was 2.4GB in the beginning and 4.9GB in the end (delta: -2.5GB). Peak memory consumption was 328.2MB. Max. memory is 16.1GB. [2021-11-23 15:41:24,374 INFO L158 Benchmark]: RCFGBuilder took 38304.41ms. Allocated memory was 6.3GB in the beginning and 8.8GB in the end (delta: 2.5GB). Free memory was 4.9GB in the beginning and 7.1GB in the end (delta: -2.1GB). Peak memory consumption was 547.4MB. Max. memory is 16.1GB. [2021-11-23 15:41:24,385 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 115.3MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 22180.86ms. Allocated memory was 354.4MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 208.8MB in the beginning and 1.0GB in the end (delta: -802.4MB). Peak memory consumption was 834.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3624.98ms. Allocated memory was 1.7GB in the beginning and 3.4GB in the end (delta: 1.7GB). Free memory was 1.0GB in the beginning and 2.4GB in the end (delta: -1.4GB). Peak memory consumption was 431.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2838.88ms. Allocated memory was 3.4GB in the beginning and 6.3GB in the end (delta: 2.8GB). Free memory was 2.4GB in the beginning and 4.9GB in the end (delta: -2.5GB). Peak memory consumption was 328.2MB. Max. memory is 16.1GB. * RCFGBuilder took 38304.41ms. Allocated memory was 6.3GB in the beginning and 8.8GB in the end (delta: 2.5GB). Free memory was 4.9GB in the beginning and 7.1GB in the end (delta: -2.1GB). Peak memory consumption was 547.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:41:24,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/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_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label41.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/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_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/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 dce81c25b6f033656f68bd54d3ed5826889e3ddaaa1d53c2dc34924034a7fb2b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:26,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:27,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:27,073 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:27,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:27,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:27,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:27,085 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:27,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:27,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:27,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:27,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:27,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:27,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:27,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:27,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:27,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:27,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:27,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:27,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:27,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:27,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:27,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:27,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:27,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:27,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:27,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:27,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:27,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:27,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:27,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:27,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:27,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:27,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:27,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:27,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:27,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:27,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:27,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:27,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:27,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:27,158 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:41:27,202 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:27,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:27,204 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:27,204 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:27,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:27,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:27,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:27,207 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:27,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:27,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:27,208 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:27,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:27,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:27,209 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:41:27,209 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:41:27,210 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:41:27,210 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:27,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:27,210 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:27,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:27,211 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:27,211 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:27,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:27,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:27,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:27,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:27,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:27,212 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:41:27,213 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:41:27,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:27,213 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:41:27,213 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:41:27,214 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_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dce81c25b6f033656f68bd54d3ed5826889e3ddaaa1d53c2dc34924034a7fb2b [2021-11-23 15:41:27,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:27,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:27,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:27,632 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:27,633 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:27,636 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label41.c [2021-11-23 15:41:27,716 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/data/f72b5460a/264c1290ab5545919511fa953efde6b7/FLAG68bf03342 [2021-11-23 15:41:30,727 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:30,728 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/sv-benchmarks/c/eca-rers2012/Problem07_label41.c [2021-11-23 15:41:30,877 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/data/f72b5460a/264c1290ab5545919511fa953efde6b7/FLAG68bf03342 [2021-11-23 15:41:31,152 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/data/f72b5460a/264c1290ab5545919511fa953efde6b7 [2021-11-23 15:41:31,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:31,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:31,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:31,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:31,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:31,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:31" (1/1) ... [2021-11-23 15:41:31,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bf8ef51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:31, skipping insertion in model container [2021-11-23 15:41:31,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:31" (1/1) ... [2021-11-23 15:41:31,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:32,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:44,073 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_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/sv-benchmarks/c/eca-rers2012/Problem07_label41.c[2772394,2772407] [2021-11-23 15:41:44,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:44,150 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:51,085 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_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/sv-benchmarks/c/eca-rers2012/Problem07_label41.c[2772394,2772407] [2021-11-23 15:41:51,094 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:52,199 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:52,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:52 WrapperNode [2021-11-23 15:41:52,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:52,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:52,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:52,201 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:52,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:52" (1/1) ... [2021-11-23 15:41:53,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:52" (1/1) ... [2021-11-23 15:41:55,415 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83726 [2021-11-23 15:41:55,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:55,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:55,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:55,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:55,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:52" (1/1) ... [2021-11-23 15:41:55,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:52" (1/1) ... [2021-11-23 15:41:56,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:52" (1/1) ... [2021-11-23 15:41:56,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:52" (1/1) ... [2021-11-23 15:41:57,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:52" (1/1) ... [2021-11-23 15:41:57,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:52" (1/1) ... [2021-11-23 15:41:57,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:52" (1/1) ... [2021-11-23 15:41:58,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:58,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:58,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:58,212 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:58,213 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:52" (1/1) ... [2021-11-23 15:41:58,219 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:58,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:58,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:58,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:58,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:58,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:41:58,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:58,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:58,414 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:58,416 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:50,946 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:51,090 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 15:42:51,099 INFO L158 Benchmark]: Toolchain (without parser) took 79939.74ms. Allocated memory was 444.6MB in the beginning and 8.4GB in the end (delta: 8.0GB). Free memory was 281.7MB in the beginning and 6.8GB in the end (delta: -6.5GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:42:51,099 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 67.1MB. Free memory is still 46.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:51,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21041.78ms. Allocated memory was 444.6MB in the beginning and 2.0GB in the end (delta: 1.6GB). Free memory was 281.7MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 789.6MB. Max. memory is 16.1GB. [2021-11-23 15:42:51,102 INFO L158 Benchmark]: Boogie Procedure Inliner took 3218.66ms. Allocated memory was 2.0GB in the beginning and 4.1GB in the end (delta: 2.0GB). Free memory was 1.3GB in the beginning and 3.0GB in the end (delta: -1.7GB). Peak memory consumption was 397.4MB. Max. memory is 16.1GB. [2021-11-23 15:42:51,103 INFO L158 Benchmark]: Boogie Preprocessor took 2781.43ms. Allocated memory was 4.1GB in the beginning and 6.5GB in the end (delta: 2.4GB). Free memory was 3.0GB in the beginning and 5.2GB in the end (delta: -2.2GB). Peak memory consumption was 285.2MB. Max. memory is 16.1GB. [2021-11-23 15:42:51,104 INFO L158 Benchmark]: RCFGBuilder took 52884.29ms. Allocated memory was 6.5GB in the beginning and 8.4GB in the end (delta: 1.9GB). Free memory was 5.2GB in the beginning and 6.8GB in the end (delta: -1.6GB). Peak memory consumption was 602.9MB. Max. memory is 16.1GB. [2021-11-23 15:42:51,114 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 67.1MB. Free memory is still 46.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21041.78ms. Allocated memory was 444.6MB in the beginning and 2.0GB in the end (delta: 1.6GB). Free memory was 281.7MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 789.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3218.66ms. Allocated memory was 2.0GB in the beginning and 4.1GB in the end (delta: 2.0GB). Free memory was 1.3GB in the beginning and 3.0GB in the end (delta: -1.7GB). Peak memory consumption was 397.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2781.43ms. Allocated memory was 4.1GB in the beginning and 6.5GB in the end (delta: 2.4GB). Free memory was 3.0GB in the beginning and 5.2GB in the end (delta: -2.2GB). Peak memory consumption was 285.2MB. Max. memory is 16.1GB. * RCFGBuilder took 52884.29ms. Allocated memory was 6.5GB in the beginning and 8.4GB in the end (delta: 1.9GB). Free memory was 5.2GB in the beginning and 6.8GB in the end (delta: -1.6GB). Peak memory consumption was 602.9MB. 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 15:42:51,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ffd24f1-ed9d-45a1-8c47-736a3e3e752e/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