./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label27.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_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/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_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label27.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/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_ad9b6454-8021-4bd5-a517-05fd56dfdd34/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 3c426258a989d538ec622e001ffea99d52067f3990d5aab8afd6979e5b35229c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:34,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:34,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:34,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:34,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:34,443 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:34,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:34,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:34,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:34,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:34,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:34,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:34,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:34,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:34,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:34,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:34,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:34,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:34,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:34,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:34,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:34,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:34,485 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:34,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:34,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:34,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:34,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:34,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:34,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:34,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:34,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:34,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:34,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:34,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:34,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:34,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:34,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:34,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:34,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:34,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:34,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:34,523 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:32:34,572 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:34,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:34,574 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:34,574 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:34,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:34,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:34,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:34,576 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:34,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:32:34,583 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:34,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:34,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:34,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:34,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:34,585 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:34,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:34,586 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:34,586 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:34,586 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:34,586 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:34,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:34,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:34,587 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:34,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:34,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:34,588 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:32:34,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:32:34,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:34,588 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_ad9b6454-8021-4bd5-a517-05fd56dfdd34/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c426258a989d538ec622e001ffea99d52067f3990d5aab8afd6979e5b35229c [2021-11-23 15:32:34,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:34,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:34,931 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:34,932 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:34,933 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:34,935 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label27.c [2021-11-23 15:32:35,006 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/data/eaf3fd430/9814b7241dd84e99a4035c77750fd768/FLAGb28e2b18f [2021-11-23 15:32:37,866 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:37,866 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/sv-benchmarks/c/eca-rers2012/Problem07_label27.c [2021-11-23 15:32:38,159 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/data/eaf3fd430/9814b7241dd84e99a4035c77750fd768/FLAGb28e2b18f [2021-11-23 15:32:38,387 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/data/eaf3fd430/9814b7241dd84e99a4035c77750fd768 [2021-11-23 15:32:38,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:38,390 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:38,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:38,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:38,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:38,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:38" (1/1) ... [2021-11-23 15:32:38,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c0a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:38, skipping insertion in model container [2021-11-23 15:32:38,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:38" (1/1) ... [2021-11-23 15:32:38,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:39,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:51,885 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_ad9b6454-8021-4bd5-a517-05fd56dfdd34/sv-benchmarks/c/eca-rers2012/Problem07_label27.c[2771714,2771727] [2021-11-23 15:32:51,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:51,956 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:59,658 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_ad9b6454-8021-4bd5-a517-05fd56dfdd34/sv-benchmarks/c/eca-rers2012/Problem07_label27.c[2771714,2771727] [2021-11-23 15:32:59,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:00,778 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:00,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:00 WrapperNode [2021-11-23 15:33:00,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:00,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:00,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:00,780 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:00,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:00" (1/1) ... [2021-11-23 15:33:02,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:00" (1/1) ... [2021-11-23 15:33:05,867 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2021-11-23 15:33:05,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:05,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:05,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:05,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:05,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:00" (1/1) ... [2021-11-23 15:33:05,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:00" (1/1) ... [2021-11-23 15:33:06,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:00" (1/1) ... [2021-11-23 15:33:06,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:00" (1/1) ... [2021-11-23 15:33:08,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:00" (1/1) ... [2021-11-23 15:33:08,364 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:00" (1/1) ... [2021-11-23 15:33:08,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:00" (1/1) ... [2021-11-23 15:33:09,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:09,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:09,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:09,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:09,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:00" (1/1) ... [2021-11-23 15:33:09,728 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:09,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:09,765 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:09,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:09,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:09,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:33:09,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:09,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:10,041 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:10,043 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:48,034 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:48,215 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 15:33:48,220 INFO L158 Benchmark]: Toolchain (without parser) took 69828.58ms. Allocated memory was 268.4MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 127.2MB in the beginning and 6.3GB in the end (delta: -6.2GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:33:48,221 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 102.8MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:48,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 22387.77ms. Allocated memory was 268.4MB in the beginning and 2.1GB in the end (delta: 1.8GB). Free memory was 127.2MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 700.4MB. Max. memory is 16.1GB. [2021-11-23 15:33:48,223 INFO L158 Benchmark]: Boogie Procedure Inliner took 5088.51ms. Allocated memory was 2.1GB in the beginning and 4.2GB in the end (delta: 2.1GB). Free memory was 1.3GB in the beginning and 3.2GB in the end (delta: -1.9GB). Peak memory consumption was 428.9MB. Max. memory is 16.1GB. [2021-11-23 15:33:48,224 INFO L158 Benchmark]: Boogie Preprocessor took 3847.59ms. Allocated memory was 4.2GB in the beginning and 6.7GB in the end (delta: 2.5GB). Free memory was 3.2GB in the beginning and 5.5GB in the end (delta: -2.3GB). Peak memory consumption was 377.5MB. Max. memory is 16.1GB. [2021-11-23 15:33:48,225 INFO L158 Benchmark]: RCFGBuilder took 38500.39ms. Allocated memory was 6.7GB in the beginning and 8.0GB in the end (delta: 1.3GB). Free memory was 5.5GB in the beginning and 6.3GB in the end (delta: -764.4MB). Peak memory consumption was 619.7MB. Max. memory is 16.1GB. [2021-11-23 15:33:48,230 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 102.8MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 22387.77ms. Allocated memory was 268.4MB in the beginning and 2.1GB in the end (delta: 1.8GB). Free memory was 127.2MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 700.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 5088.51ms. Allocated memory was 2.1GB in the beginning and 4.2GB in the end (delta: 2.1GB). Free memory was 1.3GB in the beginning and 3.2GB in the end (delta: -1.9GB). Peak memory consumption was 428.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3847.59ms. Allocated memory was 4.2GB in the beginning and 6.7GB in the end (delta: 2.5GB). Free memory was 3.2GB in the beginning and 5.5GB in the end (delta: -2.3GB). Peak memory consumption was 377.5MB. Max. memory is 16.1GB. * RCFGBuilder took 38500.39ms. Allocated memory was 6.7GB in the beginning and 8.0GB in the end (delta: 1.3GB). Free memory was 5.5GB in the beginning and 6.3GB in the end (delta: -764.4MB). Peak memory consumption was 619.7MB. 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 15:33:48,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/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_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/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_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label27.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/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_ad9b6454-8021-4bd5-a517-05fd56dfdd34/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 3c426258a989d538ec622e001ffea99d52067f3990d5aab8afd6979e5b35229c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:51,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:51,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:51,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:51,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:51,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:51,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:51,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:51,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:51,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:51,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:51,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:51,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:51,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:51,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:51,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:51,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:51,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:51,079 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:51,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:51,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:51,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:51,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:51,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:51,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:51,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:51,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:51,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:51,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:51,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:51,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:51,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:51,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:51,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:51,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:51,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:51,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:51,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:51,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:51,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:51,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:51,111 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:33:51,158 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:51,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:51,160 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:51,160 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:51,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:51,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:51,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:51,163 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:51,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:51,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:51,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:51,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:51,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:51,165 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:33:51,166 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:33:51,166 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:33:51,166 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:51,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:51,167 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:51,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:51,167 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:51,168 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:51,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:51,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:51,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:51,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:51,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:51,169 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:33:51,170 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:33:51,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:51,170 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:33:51,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:33:51,171 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_ad9b6454-8021-4bd5-a517-05fd56dfdd34/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c426258a989d538ec622e001ffea99d52067f3990d5aab8afd6979e5b35229c [2021-11-23 15:33:51,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:51,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:51,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:51,649 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:51,651 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:51,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label27.c [2021-11-23 15:33:51,738 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/data/580994ea1/a24b5864bb12425b9027cbbce25c98f5/FLAGb78581425 [2021-11-23 15:33:54,814 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:54,814 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/sv-benchmarks/c/eca-rers2012/Problem07_label27.c [2021-11-23 15:33:54,982 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/data/580994ea1/a24b5864bb12425b9027cbbce25c98f5/FLAGb78581425 [2021-11-23 15:33:55,177 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/data/580994ea1/a24b5864bb12425b9027cbbce25c98f5 [2021-11-23 15:33:55,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:55,180 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:55,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:55,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:55,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:55,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:55" (1/1) ... [2021-11-23 15:33:55,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27c98e13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:55, skipping insertion in model container [2021-11-23 15:33:55,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:55" (1/1) ... [2021-11-23 15:33:55,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:56,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:08,554 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_ad9b6454-8021-4bd5-a517-05fd56dfdd34/sv-benchmarks/c/eca-rers2012/Problem07_label27.c[2771714,2771727] [2021-11-23 15:34:08,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:08,629 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:15,717 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_ad9b6454-8021-4bd5-a517-05fd56dfdd34/sv-benchmarks/c/eca-rers2012/Problem07_label27.c[2771714,2771727] [2021-11-23 15:34:15,727 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:16,699 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:16,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:16 WrapperNode [2021-11-23 15:34:16,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:16,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:16,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:16,701 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:16,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:16" (1/1) ... [2021-11-23 15:34:17,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:16" (1/1) ... [2021-11-23 15:34:20,077 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83726 [2021-11-23 15:34:20,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:20,079 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:20,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:20,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:20,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:16" (1/1) ... [2021-11-23 15:34:20,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:16" (1/1) ... [2021-11-23 15:34:20,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:16" (1/1) ... [2021-11-23 15:34:20,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:16" (1/1) ... [2021-11-23 15:34:22,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:16" (1/1) ... [2021-11-23 15:34:22,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:16" (1/1) ... [2021-11-23 15:34:23,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:16" (1/1) ... [2021-11-23 15:34:23,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:23,462 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:23,462 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:23,462 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:23,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:16" (1/1) ... [2021-11-23 15:34:23,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:23,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:23,515 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:23,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:23,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:23,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:34:23,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:23,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:23,724 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:23,726 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:35:19,155 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:35:19,286 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 15:35:19,294 INFO L158 Benchmark]: Toolchain (without parser) took 84111.37ms. Allocated memory was 381.7MB in the beginning and 7.9GB in the end (delta: 7.5GB). Free memory was 209.3MB in the beginning and 6.4GB in the end (delta: -6.2GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2021-11-23 15:35:19,296 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 73.4MB. Free memory was 53.1MB in the beginning and 53.0MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:35:19,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21518.12ms. Allocated memory was 381.7MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 208.3MB in the beginning and 830.8MB in the end (delta: -622.5MB). Peak memory consumption was 698.4MB. Max. memory is 16.1GB. [2021-11-23 15:35:19,298 INFO L158 Benchmark]: Boogie Procedure Inliner took 3377.54ms. Allocated memory was 1.6GB in the beginning and 2.9GB in the end (delta: 1.3GB). Free memory was 830.8MB in the beginning and 1.9GB in the end (delta: -1.1GB). Peak memory consumption was 359.7MB. Max. memory is 16.1GB. [2021-11-23 15:35:19,300 INFO L158 Benchmark]: Boogie Preprocessor took 3382.04ms. Allocated memory was 2.9GB in the beginning and 5.5GB in the end (delta: 2.6GB). Free memory was 1.9GB in the beginning and 4.4GB in the end (delta: -2.4GB). Peak memory consumption was 398.5MB. Max. memory is 16.1GB. [2021-11-23 15:35:19,301 INFO L158 Benchmark]: RCFGBuilder took 55829.28ms. Allocated memory was 5.5GB in the beginning and 7.9GB in the end (delta: 2.3GB). Free memory was 4.4GB in the beginning and 6.4GB in the end (delta: -2.0GB). Peak memory consumption was 630.2MB. Max. memory is 16.1GB. [2021-11-23 15:35:19,311 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 73.4MB. Free memory was 53.1MB in the beginning and 53.0MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21518.12ms. Allocated memory was 381.7MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 208.3MB in the beginning and 830.8MB in the end (delta: -622.5MB). Peak memory consumption was 698.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3377.54ms. Allocated memory was 1.6GB in the beginning and 2.9GB in the end (delta: 1.3GB). Free memory was 830.8MB in the beginning and 1.9GB in the end (delta: -1.1GB). Peak memory consumption was 359.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3382.04ms. Allocated memory was 2.9GB in the beginning and 5.5GB in the end (delta: 2.6GB). Free memory was 1.9GB in the beginning and 4.4GB in the end (delta: -2.4GB). Peak memory consumption was 398.5MB. Max. memory is 16.1GB. * RCFGBuilder took 55829.28ms. Allocated memory was 5.5GB in the beginning and 7.9GB in the end (delta: 2.3GB). Free memory was 4.4GB in the beginning and 6.4GB in the end (delta: -2.0GB). Peak memory consumption was 630.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:35:19,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9b6454-8021-4bd5-a517-05fd56dfdd34/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