./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem13_label05.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_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/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_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/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_fb05b188-364a-4cef-95d6-98e1c8393c17/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 db95babf73fb1944c5f5cbb1a7fc98d0691e2dd292f8f012fa0cfbffe032486e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:34,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:34,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:34,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:34,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:34,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:34,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:34,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:34,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:34,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:34,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:34,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:34,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:34,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:34,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:34,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:34,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:34,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:34,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:34,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:34,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:34,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:34,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:34,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:34,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:34,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:34,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:34,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:34,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:34,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:34,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:34,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:34,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:34,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:34,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:34,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:34,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:34,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:34,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:34,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:34,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:34,652 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:48:34,674 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:34,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:34,675 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:34,675 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:34,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:34,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:34,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:34,677 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:34,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:48:34,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:34,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:34,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:34,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:34,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:34,679 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:34,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:34,679 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:34,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:34,680 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:34,680 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:34,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:34,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:34,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:34,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:34,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:34,681 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:48:34,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:48:34,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:34,682 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_fb05b188-364a-4cef-95d6-98e1c8393c17/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db95babf73fb1944c5f5cbb1a7fc98d0691e2dd292f8f012fa0cfbffe032486e [2021-11-23 15:48:34,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:34,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:34,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:34,967 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:34,968 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:34,969 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label05.c [2021-11-23 15:48:35,034 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/data/3370c2890/f070a97e7be544248018cd915b8e3e4f/FLAG3783bfc9b [2021-11-23 15:48:35,859 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:35,861 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/sv-benchmarks/c/eca-rers2012/Problem13_label05.c [2021-11-23 15:48:35,896 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/data/3370c2890/f070a97e7be544248018cd915b8e3e4f/FLAG3783bfc9b [2021-11-23 15:48:36,344 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/data/3370c2890/f070a97e7be544248018cd915b8e3e4f [2021-11-23 15:48:36,347 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:36,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:36,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:36,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:36,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:36,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:36" (1/1) ... [2021-11-23 15:48:36,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ecde24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:36, skipping insertion in model container [2021-11-23 15:48:36,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:36" (1/1) ... [2021-11-23 15:48:36,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:36,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:36,793 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_fb05b188-364a-4cef-95d6-98e1c8393c17/sv-benchmarks/c/eca-rers2012/Problem13_label05.c[6050,6063] [2021-11-23 15:48:38,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:38,164 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:38,234 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_fb05b188-364a-4cef-95d6-98e1c8393c17/sv-benchmarks/c/eca-rers2012/Problem13_label05.c[6050,6063] [2021-11-23 15:48:38,964 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:38,993 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:38,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38 WrapperNode [2021-11-23 15:48:38,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:39,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:39,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:39,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:39,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:39,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:39,851 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5583 [2021-11-23 15:48:39,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:39,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:39,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:39,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:39,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:39,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:40,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:40,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:40,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:40,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:40,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:40,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:40,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:40,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:40,612 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:40,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:40,621 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:40,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:40,649 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:40,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:40,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:40,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:48:40,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:40,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:40,763 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:40,764 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:46,496 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:46,582 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 15:48:46,593 INFO L158 Benchmark]: Toolchain (without parser) took 10241.97ms. Allocated memory was 111.1MB in the beginning and 822.1MB in the end (delta: 710.9MB). Free memory was 79.0MB in the beginning and 527.8MB in the end (delta: -448.9MB). Peak memory consumption was 376.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:46,593 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:46,595 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2667.29ms. Allocated memory was 111.1MB in the beginning and 205.5MB in the end (delta: 94.4MB). Free memory was 78.6MB in the beginning and 139.1MB in the end (delta: -60.5MB). Peak memory consumption was 85.6MB. Max. memory is 16.1GB. [2021-11-23 15:48:46,597 INFO L158 Benchmark]: Boogie Procedure Inliner took 835.00ms. Allocated memory is still 205.5MB. Free memory was 139.1MB in the beginning and 73.2MB in the end (delta: 65.9MB). Peak memory consumption was 116.8MB. Max. memory is 16.1GB. [2021-11-23 15:48:46,598 INFO L158 Benchmark]: Boogie Preprocessor took 754.17ms. Allocated memory was 205.5MB in the beginning and 411.0MB in the end (delta: 205.5MB). Free memory was 73.2MB in the beginning and 238.3MB in the end (delta: -165.1MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2021-11-23 15:48:46,599 INFO L158 Benchmark]: RCFGBuilder took 5980.92ms. Allocated memory was 411.0MB in the beginning and 822.1MB in the end (delta: 411.0MB). Free memory was 238.3MB in the beginning and 527.8MB in the end (delta: -289.5MB). Peak memory consumption was 237.9MB. Max. memory is 16.1GB. [2021-11-23 15:48:46,608 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2667.29ms. Allocated memory was 111.1MB in the beginning and 205.5MB in the end (delta: 94.4MB). Free memory was 78.6MB in the beginning and 139.1MB in the end (delta: -60.5MB). Peak memory consumption was 85.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 835.00ms. Allocated memory is still 205.5MB. Free memory was 139.1MB in the beginning and 73.2MB in the end (delta: 65.9MB). Peak memory consumption was 116.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 754.17ms. Allocated memory was 205.5MB in the beginning and 411.0MB in the end (delta: 205.5MB). Free memory was 73.2MB in the beginning and 238.3MB in the end (delta: -165.1MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * RCFGBuilder took 5980.92ms. Allocated memory was 411.0MB in the beginning and 822.1MB in the end (delta: 411.0MB). Free memory was 238.3MB in the beginning and 527.8MB in the end (delta: -289.5MB). Peak memory consumption was 237.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:48:46,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/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_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/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_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/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_fb05b188-364a-4cef-95d6-98e1c8393c17/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 db95babf73fb1944c5f5cbb1a7fc98d0691e2dd292f8f012fa0cfbffe032486e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:49,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:49,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:49,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:49,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:49,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:49,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:49,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:49,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:49,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:49,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:49,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:49,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:49,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:49,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:49,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:49,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:49,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:49,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:49,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:49,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:49,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:49,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:49,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:49,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:49,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:49,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:49,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:49,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:49,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:49,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:49,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:49,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:49,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:49,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:49,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:49,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:49,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:49,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:49,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:49,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:49,172 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:48:49,199 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:49,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:49,202 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:49,203 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:49,204 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:49,204 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:49,205 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:49,205 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:49,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:49,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:49,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:49,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:49,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:49,207 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:48:49,208 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:48:49,208 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:48:49,208 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:49,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:49,209 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:49,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:49,209 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:49,209 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:49,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:49,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:49,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:49,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:49,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:49,211 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:48:49,211 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:48:49,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:49,211 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:48:49,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:48:49,212 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_fb05b188-364a-4cef-95d6-98e1c8393c17/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db95babf73fb1944c5f5cbb1a7fc98d0691e2dd292f8f012fa0cfbffe032486e [2021-11-23 15:48:49,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:49,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:49,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:49,658 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:49,659 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:49,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label05.c [2021-11-23 15:48:49,744 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/data/482009b74/6a0dd0f1aa1b4ee1b7f59e6a9649e17b/FLAG4c146bd56 [2021-11-23 15:48:50,673 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:50,677 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/sv-benchmarks/c/eca-rers2012/Problem13_label05.c [2021-11-23 15:48:50,719 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/data/482009b74/6a0dd0f1aa1b4ee1b7f59e6a9649e17b/FLAG4c146bd56 [2021-11-23 15:48:51,080 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/data/482009b74/6a0dd0f1aa1b4ee1b7f59e6a9649e17b [2021-11-23 15:48:51,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:51,084 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:51,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:51,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:51,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:51,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:51" (1/1) ... [2021-11-23 15:48:51,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ca3daa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:51, skipping insertion in model container [2021-11-23 15:48:51,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:51" (1/1) ... [2021-11-23 15:48:51,098 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:51,295 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:51,586 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/sv-benchmarks/c/eca-rers2012/Problem13_label05.c[6050,6063] [2021-11-23 15:48:52,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:52,907 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:52,958 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_fb05b188-364a-4cef-95d6-98e1c8393c17/sv-benchmarks/c/eca-rers2012/Problem13_label05.c[6050,6063] [2021-11-23 15:48:53,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:53,745 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:53,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53 WrapperNode [2021-11-23 15:48:53,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:53,748 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:53,748 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:53,748 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:53,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:53,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:54,214 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5578 [2021-11-23 15:48:54,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:54,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:54,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:54,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:54,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:54,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:54,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:54,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:54,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:54,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:54,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:54,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:54,776 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:54,777 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:54,777 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:54,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:54,795 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:54,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:54,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:54,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:54,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:54,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:48:54,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:54,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:54,967 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:54,969 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:39,370 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:39,431 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:49:39,435 INFO L158 Benchmark]: Toolchain (without parser) took 48350.06ms. Allocated memory was 65.0MB in the beginning and 423.6MB in the end (delta: 358.6MB). Free memory was 40.2MB in the beginning and 266.5MB in the end (delta: -226.3MB). Peak memory consumption was 227.6MB. Max. memory is 16.1GB. [2021-11-23 15:49:39,436 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:39,437 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2661.81ms. Allocated memory was 65.0MB in the beginning and 136.3MB in the end (delta: 71.3MB). Free memory was 40.0MB in the beginning and 79.1MB in the end (delta: -39.1MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. [2021-11-23 15:49:39,437 INFO L158 Benchmark]: Boogie Procedure Inliner took 467.30ms. Allocated memory is still 136.3MB. Free memory was 79.1MB in the beginning and 54.6MB in the end (delta: 24.5MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:39,438 INFO L158 Benchmark]: Boogie Preprocessor took 558.41ms. Allocated memory is still 136.3MB. Free memory was 54.6MB in the beginning and 41.5MB in the end (delta: 13.1MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:39,439 INFO L158 Benchmark]: RCFGBuilder took 44657.11ms. Allocated memory was 136.3MB in the beginning and 423.6MB in the end (delta: 287.3MB). Free memory was 41.5MB in the beginning and 266.5MB in the end (delta: -225.1MB). Peak memory consumption was 159.6MB. Max. memory is 16.1GB. [2021-11-23 15:49:39,442 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2661.81ms. Allocated memory was 65.0MB in the beginning and 136.3MB in the end (delta: 71.3MB). Free memory was 40.0MB in the beginning and 79.1MB in the end (delta: -39.1MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 467.30ms. Allocated memory is still 136.3MB. Free memory was 79.1MB in the beginning and 54.6MB in the end (delta: 24.5MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 558.41ms. Allocated memory is still 136.3MB. Free memory was 54.6MB in the beginning and 41.5MB in the end (delta: 13.1MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. * RCFGBuilder took 44657.11ms. Allocated memory was 136.3MB in the beginning and 423.6MB in the end (delta: 287.3MB). Free memory was 41.5MB in the beginning and 266.5MB in the end (delta: -225.1MB). Peak memory consumption was 159.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:49:39,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb05b188-364a-4cef-95d6-98e1c8393c17/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