./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label19.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_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/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_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label19.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/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_a3a6feef-465f-466d-908e-bf2b89bf7d24/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 ff7bf73fd20082009edf465bfd3bfcb5be7d1807048cf2f90b5cd4a0b283eb9f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:47,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:47,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:48,016 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:48,016 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:48,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:48,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:48,029 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:48,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:48,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:48,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:48,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:48,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:48,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:48,046 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:48,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:48,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:48,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:48,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:48,069 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:48,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:48,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:48,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:48,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:48,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:48,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:48,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:48,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:48,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:48,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:48,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:48,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:48,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:48,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:48,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:48,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:48,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:48,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:48,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:48,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:48,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:48,103 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:48,155 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:48,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:48,157 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:48,157 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:48,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:48,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:48,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:48,159 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:48,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:48,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:48,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:48,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:48,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:48,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:48,167 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:48,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:48,168 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:48,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:48,168 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:48,168 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:48,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:48,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:48,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:48,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:48,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:48,170 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:48,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:48,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:48,170 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_a3a6feef-465f-466d-908e-bf2b89bf7d24/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff7bf73fd20082009edf465bfd3bfcb5be7d1807048cf2f90b5cd4a0b283eb9f [2021-11-23 15:01:48,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:48,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:48,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:48,523 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:48,524 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:48,526 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label19.c [2021-11-23 15:01:48,622 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/data/dceeaf320/432789d23c814df7b1508aa764358283/FLAG0570fc5b0 [2021-11-23 15:01:52,283 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:52,285 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/sv-benchmarks/c/eca-rers2012/Problem08_label19.c [2021-11-23 15:01:52,566 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/data/dceeaf320/432789d23c814df7b1508aa764358283/FLAG0570fc5b0 [2021-11-23 15:01:52,965 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/data/dceeaf320/432789d23c814df7b1508aa764358283 [2021-11-23 15:01:52,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:52,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:52,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:52,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:52,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:52,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:52" (1/1) ... [2021-11-23 15:01:52,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f400e08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:52, skipping insertion in model container [2021-11-23 15:01:52,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:52" (1/1) ... [2021-11-23 15:01:52,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:54,786 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:20,255 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_a3a6feef-465f-466d-908e-bf2b89bf7d24/sv-benchmarks/c/eca-rers2012/Problem08_label19.c[5714053,5714066] [2021-11-23 15:02:20,390 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:20,400 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:33,749 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/sv-benchmarks/c/eca-rers2012/Problem08_label19.c[5714053,5714066] [2021-11-23 15:02:33,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:39,358 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:39,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:39 WrapperNode [2021-11-23 15:02:39,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:39,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:39,359 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:39,360 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:39,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:39" (1/1) ... [2021-11-23 15:02:40,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:39" (1/1) ... [2021-11-23 15:02:45,700 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2021-11-23 15:02:45,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:45,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:45,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:45,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:45,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:39" (1/1) ... [2021-11-23 15:02:45,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:39" (1/1) ... [2021-11-23 15:02:46,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:39" (1/1) ... [2021-11-23 15:02:46,637 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:39" (1/1) ... [2021-11-23 15:02:49,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:39" (1/1) ... [2021-11-23 15:02:50,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:39" (1/1) ... [2021-11-23 15:02:51,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:39" (1/1) ... [2021-11-23 15:02:51,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:51,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:51,972 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:51,973 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:51,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:39" (1/1) ... [2021-11-23 15:02:51,998 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:52,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:52,033 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:52,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:52,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:52,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:52,280 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:52,282 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:01,935 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:02,185 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 15:04:02,196 INFO L158 Benchmark]: Toolchain (without parser) took 129225.10ms. Allocated memory was 910.2MB in the beginning and 11.8GB in the end (delta: 10.9GB). Free memory was 589.2MB in the beginning and 7.9GB in the end (delta: -7.3GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2021-11-23 15:04:02,198 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 86.0MB. Free memory was 63.6MB in the beginning and 63.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:02,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 46388.87ms. Allocated memory was 910.2MB in the beginning and 5.0GB in the end (delta: 4.1GB). Free memory was 589.2MB in the beginning and 3.0GB in the end (delta: -2.5GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2021-11-23 15:04:02,202 INFO L158 Benchmark]: Boogie Procedure Inliner took 6341.29ms. Allocated memory was 5.0GB in the beginning and 7.6GB in the end (delta: 2.6GB). Free memory was 3.0GB in the beginning and 4.9GB in the end (delta: -1.9GB). Peak memory consumption was 806.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:02,203 INFO L158 Benchmark]: Boogie Preprocessor took 6269.54ms. Allocated memory was 7.6GB in the beginning and 10.0GB in the end (delta: 2.4GB). Free memory was 4.9GB in the beginning and 6.9GB in the end (delta: -1.9GB). Peak memory consumption was 557.8MB. Max. memory is 16.1GB. [2021-11-23 15:04:02,205 INFO L158 Benchmark]: RCFGBuilder took 70220.88ms. Allocated memory was 10.0GB in the beginning and 11.8GB in the end (delta: 1.7GB). Free memory was 6.9GB in the beginning and 7.9GB in the end (delta: -1.0GB). Peak memory consumption was 889.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:02,215 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 86.0MB. Free memory was 63.6MB in the beginning and 63.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 46388.87ms. Allocated memory was 910.2MB in the beginning and 5.0GB in the end (delta: 4.1GB). Free memory was 589.2MB in the beginning and 3.0GB in the end (delta: -2.5GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6341.29ms. Allocated memory was 5.0GB in the beginning and 7.6GB in the end (delta: 2.6GB). Free memory was 3.0GB in the beginning and 4.9GB in the end (delta: -1.9GB). Peak memory consumption was 806.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 6269.54ms. Allocated memory was 7.6GB in the beginning and 10.0GB in the end (delta: 2.4GB). Free memory was 4.9GB in the beginning and 6.9GB in the end (delta: -1.9GB). Peak memory consumption was 557.8MB. Max. memory is 16.1GB. * RCFGBuilder took 70220.88ms. Allocated memory was 10.0GB in the beginning and 11.8GB in the end (delta: 1.7GB). Free memory was 6.9GB in the beginning and 7.9GB in the end (delta: -1.0GB). Peak memory consumption was 889.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:02,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/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_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/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_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label19.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/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_a3a6feef-465f-466d-908e-bf2b89bf7d24/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 ff7bf73fd20082009edf465bfd3bfcb5be7d1807048cf2f90b5cd4a0b283eb9f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:04,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:04,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:05,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:05,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:05,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:05,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:05,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:05,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:05,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:05,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:05,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:05,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:05,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:05,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:05,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:05,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:05,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:05,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:05,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:05,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:05,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:05,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:05,128 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:05,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:05,143 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:05,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:05,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:05,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:05,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:05,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:05,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:05,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:05,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:05,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:05,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:05,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:05,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:05,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:05,160 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:05,161 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:05,162 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:05,211 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:05,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:05,213 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:05,213 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:05,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:05,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:05,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:05,216 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:05,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:05,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:05,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:05,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:05,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:05,218 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:05,218 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:05,219 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:05,219 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:05,219 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:05,219 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:05,220 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:05,220 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:05,220 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:05,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:05,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:05,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:05,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:05,222 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:05,222 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:05,222 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:05,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:05,223 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:05,223 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:05,223 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_a3a6feef-465f-466d-908e-bf2b89bf7d24/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff7bf73fd20082009edf465bfd3bfcb5be7d1807048cf2f90b5cd4a0b283eb9f [2021-11-23 15:04:05,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:05,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:05,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:05,693 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:05,693 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:05,695 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label19.c [2021-11-23 15:04:05,783 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/data/0cb33c9b3/a8b1bb104aed4d17ba06efa9420484f4/FLAG3d938f91b [2021-11-23 15:04:09,744 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:09,745 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/sv-benchmarks/c/eca-rers2012/Problem08_label19.c [2021-11-23 15:04:10,055 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/data/0cb33c9b3/a8b1bb104aed4d17ba06efa9420484f4/FLAG3d938f91b [2021-11-23 15:04:10,255 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/data/0cb33c9b3/a8b1bb104aed4d17ba06efa9420484f4 [2021-11-23 15:04:10,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:10,259 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:10,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:10,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:10,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:10,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:10" (1/1) ... [2021-11-23 15:04:10,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d5af16d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:10, skipping insertion in model container [2021-11-23 15:04:10,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:10" (1/1) ... [2021-11-23 15:04:10,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:12,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:40,807 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_a3a6feef-465f-466d-908e-bf2b89bf7d24/sv-benchmarks/c/eca-rers2012/Problem08_label19.c[5714053,5714066] [2021-11-23 15:04:40,934 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:40,946 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:55,198 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_a3a6feef-465f-466d-908e-bf2b89bf7d24/sv-benchmarks/c/eca-rers2012/Problem08_label19.c[5714053,5714066] [2021-11-23 15:04:55,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:00,063 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:00,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:00 WrapperNode [2021-11-23 15:05:00,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:00,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:00,066 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:00,066 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:00,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:00" (1/1) ... [2021-11-23 15:05:01,589 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:00" (1/1) ... [2021-11-23 15:05:07,824 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184205 [2021-11-23 15:05:07,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:07,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:07,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:07,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:07,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:00" (1/1) ... [2021-11-23 15:05:07,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:00" (1/1) ... [2021-11-23 15:05:08,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:00" (1/1) ... [2021-11-23 15:05:08,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:00" (1/1) ... [2021-11-23 15:05:11,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:00" (1/1) ... [2021-11-23 15:05:11,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:00" (1/1) ... [2021-11-23 15:05:12,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:00" (1/1) ... [2021-11-23 15:05:13,061 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:13,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:13,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:13,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:13,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:00" (1/1) ... [2021-11-23 15:05:13,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:13,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:13,123 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:13,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:13,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:13,394 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:13,396 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:57,752 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:57,973 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 15:06:57,977 INFO L158 Benchmark]: Toolchain (without parser) took 167716.99ms. Allocated memory was 826.3MB in the beginning and 11.8GB in the end (delta: 11.0GB). Free memory was 546.6MB in the beginning and 8.1GB in the end (delta: -7.6GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2021-11-23 15:06:57,978 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 58.7MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:57,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 49803.47ms. Allocated memory was 826.3MB in the beginning and 8.0GB in the end (delta: 7.2GB). Free memory was 545.6MB in the beginning and 6.1GB in the end (delta: -5.6GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2021-11-23 15:06:57,980 INFO L158 Benchmark]: Boogie Procedure Inliner took 7759.03ms. Allocated memory is still 8.0GB. Free memory was 6.1GB in the beginning and 5.5GB in the end (delta: 627.0MB). Peak memory consumption was 930.1MB. Max. memory is 16.1GB. [2021-11-23 15:06:57,981 INFO L158 Benchmark]: Boogie Preprocessor took 5236.62ms. Allocated memory was 8.0GB in the beginning and 10.6GB in the end (delta: 2.6GB). Free memory was 5.5GB in the beginning and 7.4GB in the end (delta: -1.9GB). Peak memory consumption was 639.6MB. Max. memory is 16.1GB. [2021-11-23 15:06:57,982 INFO L158 Benchmark]: RCFGBuilder took 104911.96ms. Allocated memory was 10.6GB in the beginning and 11.8GB in the end (delta: 1.2GB). Free memory was 7.4GB in the beginning and 8.1GB in the end (delta: -688.9MB). Peak memory consumption was 824.2MB. Max. memory is 16.1GB. [2021-11-23 15:06:57,986 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 58.7MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 49803.47ms. Allocated memory was 826.3MB in the beginning and 8.0GB in the end (delta: 7.2GB). Free memory was 545.6MB in the beginning and 6.1GB in the end (delta: -5.6GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7759.03ms. Allocated memory is still 8.0GB. Free memory was 6.1GB in the beginning and 5.5GB in the end (delta: 627.0MB). Peak memory consumption was 930.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5236.62ms. Allocated memory was 8.0GB in the beginning and 10.6GB in the end (delta: 2.6GB). Free memory was 5.5GB in the beginning and 7.4GB in the end (delta: -1.9GB). Peak memory consumption was 639.6MB. Max. memory is 16.1GB. * RCFGBuilder took 104911.96ms. Allocated memory was 10.6GB in the beginning and 11.8GB in the end (delta: 1.2GB). Free memory was 7.4GB in the beginning and 8.1GB in the end (delta: -688.9MB). Peak memory consumption was 824.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:06:58,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3a6feef-465f-466d-908e-bf2b89bf7d24/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable