./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem103_label53.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_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/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_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem103_label53.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/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_8597b4ab-8593-41db-9e13-97cb3005afc6/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 6b2698af1c56681d8affa5c32e6cf4e8581c6b7fdca179882c2fae5f98897b54 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:59,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:59,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:00,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:00,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:00,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:00,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:00,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:00,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:00,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:00,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:00,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:00,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:00,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:00,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:00,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:00,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:00,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:00,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:00,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:00,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:00,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:00,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:00,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:00,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:00,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:00,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:00,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:00,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:00,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:00,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:00,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:00,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:00,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:00,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:00,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:00,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:00,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:00,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:00,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:00,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:00,079 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:00,108 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:00,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:00,112 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:00,112 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:00,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:00,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:00,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:00,114 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:00,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:00,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:00,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:00,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:00,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:00,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:00,117 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:00,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:00,117 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:00,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:00,118 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:00,118 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:00,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:00,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:00,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:00,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:00,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:00,120 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:00,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:00,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:00,120 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_8597b4ab-8593-41db-9e13-97cb3005afc6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b2698af1c56681d8affa5c32e6cf4e8581c6b7fdca179882c2fae5f98897b54 [2021-11-23 15:55:00,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:00,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:00,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:00,538 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:00,539 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:00,541 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem103_label53.c [2021-11-23 15:55:00,630 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/data/efafdbb90/466fda8565844891a5dbcb34a910386b/FLAGf1725dd81 [2021-11-23 15:55:04,971 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:04,972 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/sv-benchmarks/c/eca-programs/Problem103_label53.c [2021-11-23 15:55:05,291 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/data/efafdbb90/466fda8565844891a5dbcb34a910386b/FLAGf1725dd81 [2021-11-23 15:55:05,536 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/data/efafdbb90/466fda8565844891a5dbcb34a910386b [2021-11-23 15:55:05,538 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:05,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:05,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:05,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:05,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:05,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:05" (1/1) ... [2021-11-23 15:55:05,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51123b00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:05, skipping insertion in model container [2021-11-23 15:55:05,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:05" (1/1) ... [2021-11-23 15:55:05,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:07,277 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:35,809 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_8597b4ab-8593-41db-9e13-97cb3005afc6/sv-benchmarks/c/eca-programs/Problem103_label53.c[6303606,6303619] [2021-11-23 15:55:35,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:35,968 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:51,969 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_8597b4ab-8593-41db-9e13-97cb3005afc6/sv-benchmarks/c/eca-programs/Problem103_label53.c[6303606,6303619] [2021-11-23 15:55:51,980 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:57,304 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:57,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:57 WrapperNode [2021-11-23 15:55:57,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:57,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:57,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:57,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:57,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:57" (1/1) ... [2021-11-23 15:55:59,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:57" (1/1) ... [2021-11-23 15:56:05,191 INFO L137 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197824 [2021-11-23 15:56:05,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:05,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:05,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:05,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:05,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:57" (1/1) ... [2021-11-23 15:56:05,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:57" (1/1) ... [2021-11-23 15:56:06,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:57" (1/1) ... [2021-11-23 15:56:06,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:57" (1/1) ... [2021-11-23 15:56:08,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:57" (1/1) ... [2021-11-23 15:56:09,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:57" (1/1) ... [2021-11-23 15:56:09,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:57" (1/1) ... [2021-11-23 15:56:11,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:11,200 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:11,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:11,200 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:11,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:57" (1/1) ... [2021-11-23 15:56:11,244 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:11,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:11,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:11,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:11,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:11,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:11,515 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:11,516 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:24,679 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:24,868 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 15:57:24,873 INFO L158 Benchmark]: Toolchain (without parser) took 139332.66ms. Allocated memory was 1.1GB in the beginning and 12.0GB in the end (delta: 10.9GB). Free memory was 752.1MB in the beginning and 7.9GB in the end (delta: -7.1GB). Peak memory consumption was 4.1GB. Max. memory is 16.1GB. [2021-11-23 15:57:24,874 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 90.2MB. Free memory was 69.9MB in the beginning and 69.8MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:24,875 INFO L158 Benchmark]: CACSL2BoogieTranslator took 51763.69ms. Allocated memory was 1.1GB in the beginning and 7.3GB in the end (delta: 6.1GB). Free memory was 752.1MB in the beginning and 5.0GB in the end (delta: -4.3GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2021-11-23 15:57:24,876 INFO L158 Benchmark]: Boogie Procedure Inliner took 7886.22ms. Allocated memory was 7.3GB in the beginning and 9.7GB in the end (delta: 2.4GB). Free memory was 5.0GB in the beginning and 6.8GB in the end (delta: -1.7GB). Peak memory consumption was 903.9MB. Max. memory is 16.1GB. [2021-11-23 15:57:24,877 INFO L158 Benchmark]: Boogie Preprocessor took 5992.15ms. Allocated memory is still 9.7GB. Free memory was 6.8GB in the beginning and 6.3GB in the end (delta: 466.6MB). Peak memory consumption was 888.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:24,878 INFO L158 Benchmark]: RCFGBuilder took 73671.34ms. Allocated memory was 9.7GB in the beginning and 12.0GB in the end (delta: 2.3GB). Free memory was 6.3GB in the beginning and 7.9GB in the end (delta: -1.5GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2021-11-23 15:57:24,882 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 90.2MB. Free memory was 69.9MB in the beginning and 69.8MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 51763.69ms. Allocated memory was 1.1GB in the beginning and 7.3GB in the end (delta: 6.1GB). Free memory was 752.1MB in the beginning and 5.0GB in the end (delta: -4.3GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7886.22ms. Allocated memory was 7.3GB in the beginning and 9.7GB in the end (delta: 2.4GB). Free memory was 5.0GB in the beginning and 6.8GB in the end (delta: -1.7GB). Peak memory consumption was 903.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5992.15ms. Allocated memory is still 9.7GB. Free memory was 6.8GB in the beginning and 6.3GB in the end (delta: 466.6MB). Peak memory consumption was 888.1MB. Max. memory is 16.1GB. * RCFGBuilder took 73671.34ms. Allocated memory was 9.7GB in the beginning and 12.0GB in the end (delta: 2.3GB). Free memory was 6.3GB in the beginning and 7.9GB in the end (delta: -1.5GB). Peak memory consumption was 1.1GB. 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 15:57:24,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/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_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem103_label53.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/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_8597b4ab-8593-41db-9e13-97cb3005afc6/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 6b2698af1c56681d8affa5c32e6cf4e8581c6b7fdca179882c2fae5f98897b54 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:27,464 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:27,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:27,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:27,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:27,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:27,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:27,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:27,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:27,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:27,508 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:27,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:27,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:27,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:27,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:27,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:27,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:27,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:27,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:27,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:27,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:27,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:27,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:27,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:27,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:27,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:27,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:27,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:27,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:27,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:27,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:27,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:27,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:27,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:27,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:27,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:27,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:27,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:27,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:27,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:27,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:27,543 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:57:27,570 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:27,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:27,571 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:27,571 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:27,572 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:27,572 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:27,573 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:27,573 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:27,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:27,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:27,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:27,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:27,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:27,574 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:57:27,574 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:57:27,575 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:57:27,575 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:27,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:27,575 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:27,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:27,576 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:27,576 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:27,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:27,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:27,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:27,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:27,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:27,577 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:57:27,578 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:57:27,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:27,578 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:57:27,578 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:57:27,578 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_8597b4ab-8593-41db-9e13-97cb3005afc6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b2698af1c56681d8affa5c32e6cf4e8581c6b7fdca179882c2fae5f98897b54 [2021-11-23 15:57:27,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:27,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:27,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:27,986 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:27,989 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:27,992 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem103_label53.c [2021-11-23 15:57:28,066 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/data/eb2b61ff0/8235856cb8ab4354a7650d446f486da5/FLAGf154432ae [2021-11-23 15:57:32,317 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:32,318 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/sv-benchmarks/c/eca-programs/Problem103_label53.c [2021-11-23 15:57:32,821 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/data/eb2b61ff0/8235856cb8ab4354a7650d446f486da5/FLAGf154432ae [2021-11-23 15:57:33,039 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/data/eb2b61ff0/8235856cb8ab4354a7650d446f486da5 [2021-11-23 15:57:33,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:33,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:33,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:33,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:33,069 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:33,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:33" (1/1) ... [2021-11-23 15:57:33,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@592d1a68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:33, skipping insertion in model container [2021-11-23 15:57:33,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:33" (1/1) ... [2021-11-23 15:57:33,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:34,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:02,810 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_8597b4ab-8593-41db-9e13-97cb3005afc6/sv-benchmarks/c/eca-programs/Problem103_label53.c[6303606,6303619] [2021-11-23 15:58:02,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:02,960 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:18,173 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_8597b4ab-8593-41db-9e13-97cb3005afc6/sv-benchmarks/c/eca-programs/Problem103_label53.c[6303606,6303619] [2021-11-23 15:58:18,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:23,445 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:23,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23 WrapperNode [2021-11-23 15:58:23,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:23,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:23,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:23,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:23,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:24,876 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:30,273 INFO L137 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197748 [2021-11-23 15:58:30,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:30,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:30,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:30,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:30,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:30,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:31,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:31,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:34,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:34,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:35,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:35,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:35,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:35,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:35,850 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:35,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:35,859 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:35,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:35,896 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:35,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:35,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:35,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:35,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:36,223 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:36,225 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:00:20,489 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:00:20,696 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 16:00:20,701 INFO L158 Benchmark]: Toolchain (without parser) took 167654.03ms. Allocated memory was 1.6GB in the beginning and 12.4GB in the end (delta: 10.7GB). Free memory was 1.3GB in the beginning and 8.3GB in the end (delta: -6.9GB). Peak memory consumption was 4.1GB. Max. memory is 16.1GB. [2021-11-23 16:00:20,701 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory was 61.7MB in the beginning and 61.6MB in the end (delta: 69.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:00:20,702 INFO L158 Benchmark]: CACSL2BoogieTranslator took 50382.89ms. Allocated memory was 1.6GB in the beginning and 7.2GB in the end (delta: 5.5GB). Free memory was 1.3GB in the beginning and 5.0GB in the end (delta: -3.7GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2021-11-23 16:00:20,703 INFO L158 Benchmark]: Boogie Procedure Inliner took 6826.56ms. Allocated memory was 7.2GB in the beginning and 9.9GB in the end (delta: 2.7GB). Free memory was 5.0GB in the beginning and 7.0GB in the end (delta: -1.9GB). Peak memory consumption was 833.6MB. Max. memory is 16.1GB. [2021-11-23 16:00:20,704 INFO L158 Benchmark]: Boogie Preprocessor took 5573.06ms. Allocated memory is still 9.9GB. Free memory was 7.0GB in the beginning and 6.5GB in the end (delta: 445.6MB). Peak memory consumption was 728.8MB. Max. memory is 16.1GB. [2021-11-23 16:00:20,705 INFO L158 Benchmark]: RCFGBuilder took 104849.72ms. Allocated memory was 9.9GB in the beginning and 12.4GB in the end (delta: 2.5GB). Free memory was 6.5GB in the beginning and 8.3GB in the end (delta: -1.8GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 16:00:20,709 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory was 61.7MB in the beginning and 61.6MB in the end (delta: 69.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 50382.89ms. Allocated memory was 1.6GB in the beginning and 7.2GB in the end (delta: 5.5GB). Free memory was 1.3GB in the beginning and 5.0GB in the end (delta: -3.7GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6826.56ms. Allocated memory was 7.2GB in the beginning and 9.9GB in the end (delta: 2.7GB). Free memory was 5.0GB in the beginning and 7.0GB in the end (delta: -1.9GB). Peak memory consumption was 833.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5573.06ms. Allocated memory is still 9.9GB. Free memory was 7.0GB in the beginning and 6.5GB in the end (delta: 445.6MB). Peak memory consumption was 728.8MB. Max. memory is 16.1GB. * RCFGBuilder took 104849.72ms. Allocated memory was 9.9GB in the beginning and 12.4GB in the end (delta: 2.5GB). Free memory was 6.5GB in the beginning and 8.3GB in the end (delta: -1.8GB). Peak memory consumption was 1.0GB. 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 16:00:20,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8597b4ab-8593-41db-9e13-97cb3005afc6/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