./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem18_label01.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_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/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_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/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_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/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 d0f957f5b0e83c1c14555e9ea8bf41ba11ff21748daf88fa4699e5464ac5d4ed --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:43,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:43,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:43,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:43,855 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:43,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:43,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:43,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:43,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:43,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:43,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:43,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:43,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:43,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:43,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:43,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:43,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:43,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:43,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:43,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:43,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:43,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:43,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:43,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:43,894 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:43,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:43,895 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:43,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:43,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:43,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:43,906 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:43,907 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:43,909 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:43,911 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:43,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:43,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:43,913 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:43,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:43,914 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:43,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:43,916 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:43,917 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:49:43,953 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:43,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:43,954 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:43,954 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:43,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:43,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:43,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:43,956 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:43,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:49:43,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:43,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:43,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:43,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:43,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:43,957 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:43,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:43,957 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:43,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:43,958 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:43,958 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:43,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:43,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:43,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:43,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:43,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:43,959 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:49:43,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:49:43,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:43,960 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_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0f957f5b0e83c1c14555e9ea8bf41ba11ff21748daf88fa4699e5464ac5d4ed [2021-11-23 15:49:44,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:44,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:44,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:44,266 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:44,267 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:44,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem18_label01.c [2021-11-23 15:49:44,365 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/data/e02ffcc75/1009ada01c5b45a2b64cb7297c31744b/FLAG172cdeaa1 [2021-11-23 15:49:45,111 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:45,112 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/sv-benchmarks/c/eca-rers2012/Problem18_label01.c [2021-11-23 15:49:45,151 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/data/e02ffcc75/1009ada01c5b45a2b64cb7297c31744b/FLAG172cdeaa1 [2021-11-23 15:49:45,209 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/data/e02ffcc75/1009ada01c5b45a2b64cb7297c31744b [2021-11-23 15:49:45,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:45,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:45,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:45,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:45,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:45,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:45" (1/1) ... [2021-11-23 15:49:45,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d5809d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:45, skipping insertion in model container [2021-11-23 15:49:45,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:45" (1/1) ... [2021-11-23 15:49:45,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:45,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:45,677 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_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/sv-benchmarks/c/eca-rers2012/Problem18_label01.c[2998,3011] [2021-11-23 15:49:46,545 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:46,554 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:46,586 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_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/sv-benchmarks/c/eca-rers2012/Problem18_label01.c[2998,3011] [2021-11-23 15:49:47,091 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:47,117 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:47,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47 WrapperNode [2021-11-23 15:49:47,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:47,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:47,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:47,120 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:47,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:47,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:47,454 INFO L137 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4132 [2021-11-23 15:49:47,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:47,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:47,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:47,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:47,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:47,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:47,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:47,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:47,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:47,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:47,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:47,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:47,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:47,735 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:47,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:47,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:47,743 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:47,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:47,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:47,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:49:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:47,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:47,901 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:47,902 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:51,447 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:51,499 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 15:49:51,510 INFO L158 Benchmark]: Toolchain (without parser) took 6291.52ms. Allocated memory was 88.1MB in the beginning and 312.5MB in the end (delta: 224.4MB). Free memory was 43.2MB in the beginning and 155.7MB in the end (delta: -112.5MB). Peak memory consumption was 142.5MB. Max. memory is 16.1GB. [2021-11-23 15:49:51,511 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 58.5MB in the beginning and 58.5MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:51,512 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1899.93ms. Allocated memory was 88.1MB in the beginning and 157.3MB in the end (delta: 69.2MB). Free memory was 42.9MB in the beginning and 107.8MB in the end (delta: -64.9MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2021-11-23 15:49:51,513 INFO L158 Benchmark]: Boogie Procedure Inliner took 336.13ms. Allocated memory is still 157.3MB. Free memory was 107.8MB in the beginning and 89.6MB in the end (delta: 18.2MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2021-11-23 15:49:51,514 INFO L158 Benchmark]: Boogie Preprocessor took 276.91ms. Allocated memory is still 157.3MB. Free memory was 89.6MB in the beginning and 74.2MB in the end (delta: 15.4MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2021-11-23 15:49:51,515 INFO L158 Benchmark]: RCFGBuilder took 3771.54ms. Allocated memory was 157.3MB in the beginning and 312.5MB in the end (delta: 155.2MB). Free memory was 73.6MB in the beginning and 155.7MB in the end (delta: -82.1MB). Peak memory consumption was 104.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:51,524 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 88.1MB. Free memory was 58.5MB in the beginning and 58.5MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1899.93ms. Allocated memory was 88.1MB in the beginning and 157.3MB in the end (delta: 69.2MB). Free memory was 42.9MB in the beginning and 107.8MB in the end (delta: -64.9MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 336.13ms. Allocated memory is still 157.3MB. Free memory was 107.8MB in the beginning and 89.6MB in the end (delta: 18.2MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 276.91ms. Allocated memory is still 157.3MB. Free memory was 89.6MB in the beginning and 74.2MB in the end (delta: 15.4MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3771.54ms. Allocated memory was 157.3MB in the beginning and 312.5MB in the end (delta: 155.2MB). Free memory was 73.6MB in the beginning and 155.7MB in the end (delta: -82.1MB). Peak memory consumption was 104.1MB. 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 15:49:51,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/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_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/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_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/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_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/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 d0f957f5b0e83c1c14555e9ea8bf41ba11ff21748daf88fa4699e5464ac5d4ed --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:54,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:54,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:54,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:54,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:54,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:54,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:54,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:54,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:54,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:54,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:54,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:54,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:54,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:54,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:54,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:54,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:54,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:54,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:54,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:54,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:54,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:54,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:54,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:54,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:54,145 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:54,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:54,148 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:54,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:54,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:54,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:54,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:54,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:54,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:54,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:54,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:54,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:54,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:54,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:54,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:54,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:54,159 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:49:54,201 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:54,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:54,203 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:54,203 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:54,204 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:54,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:54,205 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:54,205 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:54,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:54,205 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:54,206 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:54,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:54,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:54,206 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:49:54,206 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:49:54,207 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:49:54,207 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:54,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:54,207 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:54,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:54,208 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:54,208 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:54,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:54,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:54,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:54,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:54,209 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:54,209 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:49:54,209 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:49:54,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:54,210 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:49:54,210 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:49:54,210 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_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0f957f5b0e83c1c14555e9ea8bf41ba11ff21748daf88fa4699e5464ac5d4ed [2021-11-23 15:49:54,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:54,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:54,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:54,613 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:54,614 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:54,615 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem18_label01.c [2021-11-23 15:49:54,691 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/data/32d99959d/e71c1eb397fc4b10a76de8329ee331fd/FLAG65ed2d79c [2021-11-23 15:49:55,471 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:55,472 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/sv-benchmarks/c/eca-rers2012/Problem18_label01.c [2021-11-23 15:49:55,504 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/data/32d99959d/e71c1eb397fc4b10a76de8329ee331fd/FLAG65ed2d79c [2021-11-23 15:49:55,562 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/data/32d99959d/e71c1eb397fc4b10a76de8329ee331fd [2021-11-23 15:49:55,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:55,566 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:55,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:55,569 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:55,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:55,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:55" (1/1) ... [2021-11-23 15:49:55,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40ff84c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:55, skipping insertion in model container [2021-11-23 15:49:55,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:55" (1/1) ... [2021-11-23 15:49:55,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:55,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:55,949 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_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/sv-benchmarks/c/eca-rers2012/Problem18_label01.c[2998,3011] [2021-11-23 15:49:56,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:56,968 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:57,002 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_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/sv-benchmarks/c/eca-rers2012/Problem18_label01.c[2998,3011] [2021-11-23 15:49:57,720 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:57,764 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:57,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:57 WrapperNode [2021-11-23 15:49:57,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:57,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:57,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:57,768 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:57,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:57" (1/1) ... [2021-11-23 15:49:57,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:57" (1/1) ... [2021-11-23 15:49:58,002 INFO L137 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4128 [2021-11-23 15:49:58,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:58,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:58,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:58,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:58,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:57" (1/1) ... [2021-11-23 15:49:58,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:57" (1/1) ... [2021-11-23 15:49:58,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:57" (1/1) ... [2021-11-23 15:49:58,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:57" (1/1) ... [2021-11-23 15:49:58,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:57" (1/1) ... [2021-11-23 15:49:58,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:57" (1/1) ... [2021-11-23 15:49:58,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:57" (1/1) ... [2021-11-23 15:49:58,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:58,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:58,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:58,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:58,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:57" (1/1) ... [2021-11-23 15:49:58,228 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:58,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:58,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:58,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:49:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:58,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:58,473 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:58,475 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:14,205 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:14,254 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 15:50:14,259 INFO L158 Benchmark]: Toolchain (without parser) took 18691.36ms. Allocated memory was 62.9MB in the beginning and 268.4MB in the end (delta: 205.5MB). Free memory was 32.3MB in the beginning and 117.8MB in the end (delta: -85.5MB). Peak memory consumption was 123.2MB. Max. memory is 16.1GB. [2021-11-23 15:50:14,260 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 62.9MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:14,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2197.60ms. Allocated memory was 62.9MB in the beginning and 100.7MB in the end (delta: 37.7MB). Free memory was 32.1MB in the beginning and 50.3MB in the end (delta: -18.2MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2021-11-23 15:50:14,262 INFO L158 Benchmark]: Boogie Procedure Inliner took 236.45ms. Allocated memory is still 100.7MB. Free memory was 49.7MB in the beginning and 44.9MB in the end (delta: 4.8MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2021-11-23 15:50:14,262 INFO L158 Benchmark]: Boogie Preprocessor took 213.28ms. Allocated memory is still 100.7MB. Free memory was 44.9MB in the beginning and 33.2MB in the end (delta: 11.7MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2021-11-23 15:50:14,263 INFO L158 Benchmark]: RCFGBuilder took 16038.20ms. Allocated memory was 100.7MB in the beginning and 268.4MB in the end (delta: 167.8MB). Free memory was 33.2MB in the beginning and 117.8MB in the end (delta: -84.6MB). Peak memory consumption was 85.8MB. Max. memory is 16.1GB. [2021-11-23 15:50:14,267 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 62.9MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2197.60ms. Allocated memory was 62.9MB in the beginning and 100.7MB in the end (delta: 37.7MB). Free memory was 32.1MB in the beginning and 50.3MB in the end (delta: -18.2MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 236.45ms. Allocated memory is still 100.7MB. Free memory was 49.7MB in the beginning and 44.9MB in the end (delta: 4.8MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 213.28ms. Allocated memory is still 100.7MB. Free memory was 44.9MB in the beginning and 33.2MB in the end (delta: 11.7MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * RCFGBuilder took 16038.20ms. Allocated memory was 100.7MB in the beginning and 268.4MB in the end (delta: 167.8MB). Free memory was 33.2MB in the beginning and 117.8MB in the end (delta: -84.6MB). Peak memory consumption was 85.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:50:14,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e25eaf8-bcc6-4edb-8c0c-088cb22f5b95/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