./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label37.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_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/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_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/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_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/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 06fd550ecd237ab8f8345f0996e38c68877e3b04d04ee5f9440f9cffb12d9fc8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:44:21,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:44:21,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:44:21,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:44:21,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:44:21,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:44:21,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:44:21,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:44:21,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:44:21,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:44:21,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:44:21,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:44:21,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:44:21,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:44:21,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:44:21,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:44:21,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:44:21,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:44:21,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:44:21,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:44:21,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:44:21,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:44:21,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:44:21,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:44:21,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:44:21,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:44:21,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:44:21,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:44:21,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:44:21,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:44:21,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:44:21,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:44:21,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:44:21,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:44:21,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:44:21,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:44:21,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:44:21,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:44:21,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:44:21,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:44:21,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:44:21,588 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:44:21,631 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:44:21,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:44:21,634 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:44:21,634 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:44:21,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:44:21,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:44:21,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:44:21,636 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:44:21,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:44:21,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:44:21,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:44:21,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:44:21,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:44:21,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:44:21,645 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:44:21,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:44:21,645 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:44:21,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:44:21,646 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:44:21,646 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:44:21,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:44:21,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:21,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:44:21,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:44:21,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:44:21,647 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:44:21,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:44:21,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:44:21,648 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_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06fd550ecd237ab8f8345f0996e38c68877e3b04d04ee5f9440f9cffb12d9fc8 [2021-11-23 15:44:21,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:44:22,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:44:22,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:44:22,022 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:44:22,023 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:44:22,025 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem11_label37.c [2021-11-23 15:44:22,105 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/data/fe1ff49fc/b8a1ae0ec7ef4f2aa61c51fc3fd077c3/FLAG4162b7eb9 [2021-11-23 15:44:22,802 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:44:22,802 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/sv-benchmarks/c/eca-rers2012/Problem11_label37.c [2021-11-23 15:44:22,838 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/data/fe1ff49fc/b8a1ae0ec7ef4f2aa61c51fc3fd077c3/FLAG4162b7eb9 [2021-11-23 15:44:22,987 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/data/fe1ff49fc/b8a1ae0ec7ef4f2aa61c51fc3fd077c3 [2021-11-23 15:44:22,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:44:22,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:44:22,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:22,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:44:22,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:44:22,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:22" (1/1) ... [2021-11-23 15:44:22,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14c3747e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:22, skipping insertion in model container [2021-11-23 15:44:22,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:22" (1/1) ... [2021-11-23 15:44:23,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:44:23,056 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:23,348 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_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/sv-benchmarks/c/eca-rers2012/Problem11_label37.c[7136,7149] [2021-11-23 15:44:23,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:23,651 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:23,680 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_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/sv-benchmarks/c/eca-rers2012/Problem11_label37.c[7136,7149] [2021-11-23 15:44:23,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:23,902 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:23,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:23 WrapperNode [2021-11-23 15:44:23,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:23,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:23,905 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:23,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:23,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:23" (1/1) ... [2021-11-23 15:44:23,946 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:23" (1/1) ... [2021-11-23 15:44:24,126 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2021-11-23 15:44:24,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:24,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:24,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:24,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:24,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:23" (1/1) ... [2021-11-23 15:44:24,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:23" (1/1) ... [2021-11-23 15:44:24,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:23" (1/1) ... [2021-11-23 15:44:24,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:23" (1/1) ... [2021-11-23 15:44:24,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:23" (1/1) ... [2021-11-23 15:44:24,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:23" (1/1) ... [2021-11-23 15:44:24,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:23" (1/1) ... [2021-11-23 15:44:24,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:24,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:24,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:24,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:24,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:23" (1/1) ... [2021-11-23 15:44:24,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:24,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:24,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:24,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:24,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:24,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:44:24,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:24,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:24,451 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:24,453 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:44:26,282 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:44:26,343 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 15:44:26,349 INFO L158 Benchmark]: Toolchain (without parser) took 3355.61ms. Allocated memory was 109.1MB in the beginning and 153.1MB in the end (delta: 44.0MB). Free memory was 68.7MB in the beginning and 79.7MB in the end (delta: -11.0MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2021-11-23 15:44:26,350 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:26,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 910.50ms. Allocated memory is still 109.1MB. Free memory was 68.5MB in the beginning and 51.2MB in the end (delta: 17.4MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2021-11-23 15:44:26,353 INFO L158 Benchmark]: Boogie Procedure Inliner took 222.23ms. Allocated memory was 109.1MB in the beginning and 153.1MB in the end (delta: 44.0MB). Free memory was 51.1MB in the beginning and 112.4MB in the end (delta: -61.3MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2021-11-23 15:44:26,354 INFO L158 Benchmark]: Boogie Preprocessor took 144.31ms. Allocated memory is still 153.1MB. Free memory was 112.4MB in the beginning and 103.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:44:26,355 INFO L158 Benchmark]: RCFGBuilder took 2072.96ms. Allocated memory is still 153.1MB. Free memory was 103.0MB in the beginning and 79.7MB in the end (delta: 23.4MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2021-11-23 15:44:26,364 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 910.50ms. Allocated memory is still 109.1MB. Free memory was 68.5MB in the beginning and 51.2MB in the end (delta: 17.4MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 222.23ms. Allocated memory was 109.1MB in the beginning and 153.1MB in the end (delta: 44.0MB). Free memory was 51.1MB in the beginning and 112.4MB in the end (delta: -61.3MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 144.31ms. Allocated memory is still 153.1MB. Free memory was 112.4MB in the beginning and 103.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2072.96ms. Allocated memory is still 153.1MB. Free memory was 103.0MB in the beginning and 79.7MB in the end (delta: 23.4MB). Peak memory consumption was 47.3MB. 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 15:44:26,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/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_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/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_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/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_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/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 06fd550ecd237ab8f8345f0996e38c68877e3b04d04ee5f9440f9cffb12d9fc8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:44:28,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:44:28,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:44:28,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:44:28,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:44:28,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:44:28,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:44:28,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:44:28,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:44:28,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:44:28,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:44:28,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:44:28,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:44:28,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:44:28,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:44:28,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:44:28,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:44:28,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:44:28,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:44:28,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:44:28,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:44:28,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:44:29,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:44:29,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:44:29,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:44:29,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:44:29,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:44:29,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:44:29,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:44:29,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:44:29,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:44:29,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:44:29,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:44:29,022 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:44:29,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:44:29,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:44:29,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:44:29,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:44:29,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:44:29,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:44:29,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:44:29,029 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:44:29,079 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:44:29,079 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:44:29,081 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:44:29,081 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:44:29,082 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:44:29,083 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:44:29,083 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:44:29,083 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:44:29,084 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:44:29,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:44:29,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:44:29,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:44:29,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:44:29,086 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:44:29,086 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:44:29,086 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:44:29,087 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:44:29,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:44:29,087 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:44:29,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:44:29,088 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:44:29,088 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:44:29,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:44:29,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:29,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:44:29,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:44:29,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:44:29,089 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:44:29,090 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:44:29,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:44:29,090 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:44:29,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:44:29,091 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_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06fd550ecd237ab8f8345f0996e38c68877e3b04d04ee5f9440f9cffb12d9fc8 [2021-11-23 15:44:29,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:44:29,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:44:29,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:44:29,527 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:44:29,528 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:44:29,529 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem11_label37.c [2021-11-23 15:44:29,605 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/data/883a363b5/b4179a43005f48958859f39946c9ecd9/FLAG1ba3ab236 [2021-11-23 15:44:30,367 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:44:30,370 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/sv-benchmarks/c/eca-rers2012/Problem11_label37.c [2021-11-23 15:44:30,385 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/data/883a363b5/b4179a43005f48958859f39946c9ecd9/FLAG1ba3ab236 [2021-11-23 15:44:30,590 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/data/883a363b5/b4179a43005f48958859f39946c9ecd9 [2021-11-23 15:44:30,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:44:30,596 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:44:30,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:30,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:44:30,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:44:30,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:30" (1/1) ... [2021-11-23 15:44:30,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10238cdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:30, skipping insertion in model container [2021-11-23 15:44:30,607 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:30" (1/1) ... [2021-11-23 15:44:30,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:44:30,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:31,024 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_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/sv-benchmarks/c/eca-rers2012/Problem11_label37.c[7136,7149] [2021-11-23 15:44:31,341 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:31,353 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:31,384 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_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/sv-benchmarks/c/eca-rers2012/Problem11_label37.c[7136,7149] [2021-11-23 15:44:31,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:31,597 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:31,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:31 WrapperNode [2021-11-23 15:44:31,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:31,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:31,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:31,601 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:31,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:31" (1/1) ... [2021-11-23 15:44:31,649 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:31" (1/1) ... [2021-11-23 15:44:31,729 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 997 [2021-11-23 15:44:31,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:31,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:31,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:31,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:31,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:31" (1/1) ... [2021-11-23 15:44:31,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:31" (1/1) ... [2021-11-23 15:44:31,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:31" (1/1) ... [2021-11-23 15:44:31,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:31" (1/1) ... [2021-11-23 15:44:31,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:31" (1/1) ... [2021-11-23 15:44:31,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:31" (1/1) ... [2021-11-23 15:44:31,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:31" (1/1) ... [2021-11-23 15:44:31,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:31,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:31,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:31,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:31,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:31" (1/1) ... [2021-11-23 15:44:31,869 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:31,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:31,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:31,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:31,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:31,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:44:31,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:31,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:32,043 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:32,044 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:44:40,600 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:44:40,635 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 15:44:40,639 INFO L158 Benchmark]: Toolchain (without parser) took 10042.17ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 48.7MB in the beginning and 44.5MB in the end (delta: 4.2MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2021-11-23 15:44:40,640 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 54.5MB. Free memory is still 34.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:40,641 INFO L158 Benchmark]: CACSL2BoogieTranslator took 998.99ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 48.5MB in the beginning and 75.0MB in the end (delta: -26.5MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2021-11-23 15:44:40,642 INFO L158 Benchmark]: Boogie Procedure Inliner took 129.85ms. Allocated memory is still 98.6MB. Free memory was 75.0MB in the beginning and 66.0MB in the end (delta: 9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:44:40,642 INFO L158 Benchmark]: Boogie Preprocessor took 131.07ms. Allocated memory is still 98.6MB. Free memory was 66.0MB in the beginning and 59.2MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:44:40,643 INFO L158 Benchmark]: RCFGBuilder took 8775.30ms. Allocated memory is still 98.6MB. Free memory was 59.2MB in the beginning and 44.5MB in the end (delta: 14.7MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2021-11-23 15:44:40,646 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 54.5MB. Free memory is still 34.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 998.99ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 48.5MB in the beginning and 75.0MB in the end (delta: -26.5MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 129.85ms. Allocated memory is still 98.6MB. Free memory was 75.0MB in the beginning and 66.0MB in the end (delta: 9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 131.07ms. Allocated memory is still 98.6MB. Free memory was 66.0MB in the beginning and 59.2MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 8775.30ms. Allocated memory is still 98.6MB. Free memory was 59.2MB in the beginning and 44.5MB in the end (delta: 14.7MB). Peak memory consumption was 27.7MB. 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 15:44:40,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ed50dd-a27e-475d-a0d8-5c26f47b1afb/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