./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label52.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_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/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_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label52.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/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_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/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 9cac539e383843d894ccd4721e2a44b29ca12b08cf8fd39cde31a9fbdb5eb5a2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:01,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:01,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:01,615 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:01,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:01,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:01,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:01,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:01,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:01,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:01,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:01,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:01,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:01,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:01,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:01,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:01,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:01,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:01,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:01,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:01,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:01,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:01,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:01,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:01,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:01,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:01,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:01,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:01,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:01,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:01,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:01,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:01,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:01,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:01,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:01,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:01,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:01,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:01,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:01,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:01,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:01,662 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:53:01,703 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:01,704 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:01,705 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:01,705 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:01,706 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:01,706 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:01,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:01,707 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:01,707 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:01,707 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:01,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:01,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:01,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:01,709 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:01,709 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:01,709 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:01,710 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:01,710 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:01,710 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:01,710 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:01,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:01,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:01,711 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:01,711 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:01,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:01,712 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:53:01,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:53:01,712 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:01,713 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_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9cac539e383843d894ccd4721e2a44b29ca12b08cf8fd39cde31a9fbdb5eb5a2 [2021-11-23 15:53:01,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:01,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:01,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:01,991 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:01,992 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:01,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label52.c [2021-11-23 15:53:02,064 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/data/bb10034f8/0bfd40ec469644bcb1b01d2ba87d3c09/FLAGd1559974a [2021-11-23 15:53:06,022 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:06,023 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/sv-benchmarks/c/eca-rers2012/Problem08_label52.c [2021-11-23 15:53:06,300 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/data/bb10034f8/0bfd40ec469644bcb1b01d2ba87d3c09/FLAGd1559974a [2021-11-23 15:53:06,484 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/data/bb10034f8/0bfd40ec469644bcb1b01d2ba87d3c09 [2021-11-23 15:53:06,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:06,488 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:06,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:06,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:06,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:06,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:06" (1/1) ... [2021-11-23 15:53:06,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c10c296 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:06, skipping insertion in model container [2021-11-23 15:53:06,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:06" (1/1) ... [2021-11-23 15:53:06,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:08,093 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:34,652 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_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/sv-benchmarks/c/eca-rers2012/Problem08_label52.c[5716248,5716261] [2021-11-23 15:53:34,783 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:34,794 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:48,593 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_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/sv-benchmarks/c/eca-rers2012/Problem08_label52.c[5716248,5716261] [2021-11-23 15:53:48,596 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:53,973 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:53,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:53 WrapperNode [2021-11-23 15:53:53,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:53,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:53,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:53,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:53,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:53" (1/1) ... [2021-11-23 15:53:55,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:53" (1/1) ... [2021-11-23 15:54:01,050 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2021-11-23 15:54:01,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:01,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:01,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:01,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:01,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:53" (1/1) ... [2021-11-23 15:54:01,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:53" (1/1) ... [2021-11-23 15:54:01,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:53" (1/1) ... [2021-11-23 15:54:01,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:53" (1/1) ... [2021-11-23 15:54:05,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:53" (1/1) ... [2021-11-23 15:54:05,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:53" (1/1) ... [2021-11-23 15:54:06,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:53" (1/1) ... [2021-11-23 15:54:06,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:06,904 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:06,904 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:06,904 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:06,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:53" (1/1) ... [2021-11-23 15:54:06,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:06,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:06,982 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:07,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:07,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:07,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:07,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:07,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:07,213 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:07,215 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:15,803 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:16,010 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 15:55:16,016 INFO L158 Benchmark]: Toolchain (without parser) took 129525.77ms. Allocated memory was 687.9MB in the beginning and 11.4GB in the end (delta: 10.7GB). Free memory was 378.9MB in the beginning and 7.6GB in the end (delta: -7.3GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2021-11-23 15:55:16,017 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 111.1MB. Free memory was 66.6MB in the beginning and 66.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:16,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 47483.65ms. Allocated memory was 687.9MB in the beginning and 4.9GB in the end (delta: 4.2GB). Free memory was 378.9MB in the beginning and 2.9GB in the end (delta: -2.5GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2021-11-23 15:55:16,021 INFO L158 Benchmark]: Boogie Procedure Inliner took 7076.45ms. Allocated memory was 4.9GB in the beginning and 7.2GB in the end (delta: 2.3GB). Free memory was 2.9GB in the beginning and 4.6GB in the end (delta: -1.7GB). Peak memory consumption was 783.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:16,022 INFO L158 Benchmark]: Boogie Preprocessor took 5851.42ms. Allocated memory was 7.2GB in the beginning and 9.7GB in the end (delta: 2.5GB). Free memory was 4.6GB in the beginning and 6.6GB in the end (delta: -2.0GB). Peak memory consumption was 579.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:16,024 INFO L158 Benchmark]: RCFGBuilder took 69109.13ms. Allocated memory was 9.7GB in the beginning and 11.4GB in the end (delta: 1.7GB). Free memory was 6.6GB in the beginning and 7.6GB in the end (delta: -1.0GB). Peak memory consumption was 897.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:16,034 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 111.1MB. Free memory was 66.6MB in the beginning and 66.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 47483.65ms. Allocated memory was 687.9MB in the beginning and 4.9GB in the end (delta: 4.2GB). Free memory was 378.9MB in the beginning and 2.9GB in the end (delta: -2.5GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7076.45ms. Allocated memory was 4.9GB in the beginning and 7.2GB in the end (delta: 2.3GB). Free memory was 2.9GB in the beginning and 4.6GB in the end (delta: -1.7GB). Peak memory consumption was 783.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5851.42ms. Allocated memory was 7.2GB in the beginning and 9.7GB in the end (delta: 2.5GB). Free memory was 4.6GB in the beginning and 6.6GB in the end (delta: -2.0GB). Peak memory consumption was 579.9MB. Max. memory is 16.1GB. * RCFGBuilder took 69109.13ms. Allocated memory was 9.7GB in the beginning and 11.4GB in the end (delta: 1.7GB). Free memory was 6.6GB in the beginning and 7.6GB in the end (delta: -1.0GB). Peak memory consumption was 897.6MB. 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 15:55:16,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/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_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/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_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label52.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/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_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/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 9cac539e383843d894ccd4721e2a44b29ca12b08cf8fd39cde31a9fbdb5eb5a2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:18,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:18,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:18,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:18,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:18,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:18,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:18,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:18,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:18,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:18,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:18,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:18,772 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:18,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:18,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:18,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:18,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:18,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:18,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:18,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:18,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:18,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:18,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:18,801 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:18,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:18,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:18,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:18,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:18,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:18,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:18,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:18,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:18,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:18,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:18,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:18,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:18,820 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:18,820 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:18,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:18,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:18,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:18,823 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:18,867 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:18,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:18,869 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:18,869 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:18,870 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:18,871 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:18,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:18,871 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:18,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:18,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:18,873 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:18,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:18,873 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:18,873 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:18,874 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:18,874 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:18,874 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:18,874 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:18,874 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:18,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:18,875 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:18,875 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:18,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:18,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:18,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:18,876 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:18,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:18,877 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:18,877 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:18,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:18,877 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:18,877 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:18,878 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_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9cac539e383843d894ccd4721e2a44b29ca12b08cf8fd39cde31a9fbdb5eb5a2 [2021-11-23 15:55:19,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:19,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:19,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:19,266 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:19,268 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:19,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label52.c [2021-11-23 15:55:19,350 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/data/47eea2ceb/291ae7eb79774427988c6908fa21e398/FLAGfd68a894d [2021-11-23 15:55:23,238 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:23,241 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/sv-benchmarks/c/eca-rers2012/Problem08_label52.c [2021-11-23 15:55:23,535 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/data/47eea2ceb/291ae7eb79774427988c6908fa21e398/FLAGfd68a894d [2021-11-23 15:55:23,809 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/data/47eea2ceb/291ae7eb79774427988c6908fa21e398 [2021-11-23 15:55:23,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:23,812 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:23,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:23,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:23,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:23,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:23" (1/1) ... [2021-11-23 15:55:23,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@140e7dd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:23, skipping insertion in model container [2021-11-23 15:55:23,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:23" (1/1) ... [2021-11-23 15:55:23,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:25,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:51,289 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_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/sv-benchmarks/c/eca-rers2012/Problem08_label52.c[5716248,5716261] [2021-11-23 15:55:51,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:51,418 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:05,319 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_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/sv-benchmarks/c/eca-rers2012/Problem08_label52.c[5716248,5716261] [2021-11-23 15:56:05,323 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:09,710 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:09,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:09 WrapperNode [2021-11-23 15:56:09,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:09,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:09,712 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:09,712 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:09,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:09" (1/1) ... [2021-11-23 15:56:10,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:09" (1/1) ... [2021-11-23 15:56:16,901 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184205 [2021-11-23 15:56:16,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:16,902 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:16,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:16,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:16,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:09" (1/1) ... [2021-11-23 15:56:16,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:09" (1/1) ... [2021-11-23 15:56:17,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:09" (1/1) ... [2021-11-23 15:56:17,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:09" (1/1) ... [2021-11-23 15:56:20,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:09" (1/1) ... [2021-11-23 15:56:20,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:09" (1/1) ... [2021-11-23 15:56:21,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:09" (1/1) ... [2021-11-23 15:56:21,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:21,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:21,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:21,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:21,924 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:09" (1/1) ... [2021-11-23 15:56:21,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:21,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:21,958 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:21,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:22,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:22,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:22,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:22,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:22,189 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:22,190 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:00,498 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:00,776 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 15:58:00,782 INFO L158 Benchmark]: Toolchain (without parser) took 156967.52ms. Allocated memory was 1.2GB in the beginning and 11.9GB in the end (delta: 10.7GB). Free memory was 870.6MB in the beginning and 8.3GB in the end (delta: -7.5GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2021-11-23 15:58:00,782 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:00,783 INFO L158 Benchmark]: CACSL2BoogieTranslator took 45897.68ms. Allocated memory was 1.2GB in the beginning and 7.9GB in the end (delta: 6.7GB). Free memory was 870.6MB in the beginning and 5.9GB in the end (delta: -5.0GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2021-11-23 15:58:00,784 INFO L158 Benchmark]: Boogie Procedure Inliner took 7189.45ms. Allocated memory is still 7.9GB. Free memory was 5.9GB in the beginning and 5.3GB in the end (delta: 621.8MB). Peak memory consumption was 893.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:00,785 INFO L158 Benchmark]: Boogie Preprocessor took 5008.59ms. Allocated memory was 7.9GB in the beginning and 10.6GB in the end (delta: 2.8GB). Free memory was 5.3GB in the beginning and 7.4GB in the end (delta: -2.1GB). Peak memory consumption was 636.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:00,787 INFO L158 Benchmark]: RCFGBuilder took 98856.59ms. Allocated memory was 10.6GB in the beginning and 11.9GB in the end (delta: 1.3GB). Free memory was 7.4GB in the beginning and 8.3GB in the end (delta: -914.4MB). Peak memory consumption was 830.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:00,791 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 45897.68ms. Allocated memory was 1.2GB in the beginning and 7.9GB in the end (delta: 6.7GB). Free memory was 870.6MB in the beginning and 5.9GB in the end (delta: -5.0GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7189.45ms. Allocated memory is still 7.9GB. Free memory was 5.9GB in the beginning and 5.3GB in the end (delta: 621.8MB). Peak memory consumption was 893.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5008.59ms. Allocated memory was 7.9GB in the beginning and 10.6GB in the end (delta: 2.8GB). Free memory was 5.3GB in the beginning and 7.4GB in the end (delta: -2.1GB). Peak memory consumption was 636.5MB. Max. memory is 16.1GB. * RCFGBuilder took 98856.59ms. Allocated memory was 10.6GB in the beginning and 11.9GB in the end (delta: 1.3GB). Free memory was 7.4GB in the beginning and 8.3GB in the end (delta: -914.4MB). Peak memory consumption was 830.5MB. 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 15:58:00,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f8548b-21ba-41fe-b46d-3fb2c8f72f57/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