./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.11.cil-1.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_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/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_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.11.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/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_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/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 88d274727136b53784890e6d1e1bf78dc0f4647c470f9c2edec85a87ad689472 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:32,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:32,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:32,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:32,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:32,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:32,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:32,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:32,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:32,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:32,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:32,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:32,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:32,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:32,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:32,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:32,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:32,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:32,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:32,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:32,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:32,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:32,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:32,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:32,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:32,365 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:32,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:32,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:32,367 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:32,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:32,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:32,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:32,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:32,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:32,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:32,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:32,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:32,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:32,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:32,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:32,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:32,384 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:48:32,421 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:32,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:32,425 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:32,426 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:32,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:32,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:32,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:32,428 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:32,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:48:32,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:32,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:32,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:32,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:32,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:32,434 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:32,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:32,434 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:32,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:32,434 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:32,435 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:32,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:32,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:32,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:32,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:32,436 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:32,436 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:48:32,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:48:32,437 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:32,437 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_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88d274727136b53784890e6d1e1bf78dc0f4647c470f9c2edec85a87ad689472 [2021-11-23 15:48:32,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:32,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:32,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:32,734 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:32,735 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:32,736 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.11.cil-1.c [2021-11-23 15:48:32,821 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/data/3c7e703ee/d8f9061e3d91417d823871eaa3c372be/FLAGb2875d9aa [2021-11-23 15:48:33,815 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:33,816 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/sv-benchmarks/c/combinations/Problem05_label45+token_ring.11.cil-1.c [2021-11-23 15:48:33,863 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/data/3c7e703ee/d8f9061e3d91417d823871eaa3c372be/FLAGb2875d9aa [2021-11-23 15:48:34,184 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/data/3c7e703ee/d8f9061e3d91417d823871eaa3c372be [2021-11-23 15:48:34,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:34,189 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:34,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:34,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:34,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:34,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:34" (1/1) ... [2021-11-23 15:48:34,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55eafa81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:34, skipping insertion in model container [2021-11-23 15:48:34,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:34" (1/1) ... [2021-11-23 15:48:34,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:34,450 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:36,905 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_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/sv-benchmarks/c/combinations/Problem05_label45+token_ring.11.cil-1.c[380323,380336] [2021-11-23 15:48:36,942 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_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/sv-benchmarks/c/combinations/Problem05_label45+token_ring.11.cil-1.c[383339,383352] [2021-11-23 15:48:37,305 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:37,316 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:38,546 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_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/sv-benchmarks/c/combinations/Problem05_label45+token_ring.11.cil-1.c[380323,380336] [2021-11-23 15:48:38,553 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_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/sv-benchmarks/c/combinations/Problem05_label45+token_ring.11.cil-1.c[383339,383352] [2021-11-23 15:48:38,606 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:38,690 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:38,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38 WrapperNode [2021-11-23 15:48:38,691 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:38,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:38,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:38,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:38,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:38,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:39,230 INFO L137 Inliner]: procedures = 66, calls = 75, calls flagged for inlining = 43, calls inlined = 43, statements flattened = 13146 [2021-11-23 15:48:39,231 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:39,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:39,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:39,232 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:39,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:39,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:39,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:39,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:39,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:39,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:39,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:39,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:39,834 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:39,834 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:39,834 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:39,836 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:38" (1/1) ... [2021-11-23 15:48:39,845 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:39,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:39,896 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:39,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:40,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:40,049 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:48:40,049 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:48:40,049 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:48:40,049 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:48:40,050 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:48:40,050 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:48:40,050 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:48:40,050 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:48:40,050 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:48:40,050 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:48:40,051 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:48:40,051 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:48:40,051 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:48:40,051 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:48:40,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:48:40,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:40,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:40,304 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:40,306 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:48,505 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:48,625 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:48:48,632 INFO L158 Benchmark]: Toolchain (without parser) took 14440.18ms. Allocated memory was 130.0MB in the beginning and 778.0MB in the end (delta: 648.0MB). Free memory was 81.1MB in the beginning and 415.8MB in the end (delta: -334.6MB). Peak memory consumption was 338.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:48,633 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 130.0MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:48,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4499.86ms. Allocated memory was 130.0MB in the beginning and 264.2MB in the end (delta: 134.2MB). Free memory was 81.1MB in the beginning and 138.7MB in the end (delta: -57.6MB). Peak memory consumption was 108.5MB. Max. memory is 16.1GB. [2021-11-23 15:48:48,636 INFO L158 Benchmark]: Boogie Procedure Inliner took 537.94ms. Allocated memory is still 264.2MB. Free memory was 138.7MB in the beginning and 114.6MB in the end (delta: 24.1MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2021-11-23 15:48:48,637 INFO L158 Benchmark]: Boogie Preprocessor took 600.85ms. Allocated memory is still 264.2MB. Free memory was 114.6MB in the beginning and 99.6MB in the end (delta: 15.0MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:48,638 INFO L158 Benchmark]: RCFGBuilder took 8794.72ms. Allocated memory was 264.2MB in the beginning and 778.0MB in the end (delta: 513.8MB). Free memory was 99.6MB in the beginning and 415.8MB in the end (delta: -316.2MB). Peak memory consumption was 222.3MB. Max. memory is 16.1GB. [2021-11-23 15:48:48,648 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 130.0MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4499.86ms. Allocated memory was 130.0MB in the beginning and 264.2MB in the end (delta: 134.2MB). Free memory was 81.1MB in the beginning and 138.7MB in the end (delta: -57.6MB). Peak memory consumption was 108.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 537.94ms. Allocated memory is still 264.2MB. Free memory was 138.7MB in the beginning and 114.6MB in the end (delta: 24.1MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 600.85ms. Allocated memory is still 264.2MB. Free memory was 114.6MB in the beginning and 99.6MB in the end (delta: 15.0MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * RCFGBuilder took 8794.72ms. Allocated memory was 264.2MB in the beginning and 778.0MB in the end (delta: 513.8MB). Free memory was 99.6MB in the beginning and 415.8MB in the end (delta: -316.2MB). Peak memory consumption was 222.3MB. 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 15:48:48,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/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_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/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_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.11.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/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_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/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 88d274727136b53784890e6d1e1bf78dc0f4647c470f9c2edec85a87ad689472 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:51,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:51,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:51,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:51,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:51,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:51,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:51,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:51,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:51,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:51,383 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:51,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:51,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:51,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:51,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:51,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:51,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:51,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:51,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:51,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:51,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:51,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:51,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:51,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:51,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:51,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:51,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:51,444 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:51,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:51,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:51,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:51,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:51,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:51,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:51,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:51,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:51,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:51,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:51,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:51,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:51,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:51,467 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:48:51,518 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:51,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:51,520 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:51,521 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:51,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:51,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:51,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:51,524 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:51,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:51,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:51,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:51,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:51,527 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:51,528 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:48:51,528 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:48:51,528 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:48:51,529 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:51,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:51,530 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:51,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:51,530 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:51,531 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:51,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:51,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:51,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:51,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:51,533 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:51,533 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:48:51,533 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:48:51,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:51,534 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:48:51,534 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:48:51,535 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_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88d274727136b53784890e6d1e1bf78dc0f4647c470f9c2edec85a87ad689472 [2021-11-23 15:48:51,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:51,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:51,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:51,961 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:51,962 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:51,963 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.11.cil-1.c [2021-11-23 15:48:52,047 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/data/4ce0a79ec/a6b8980d308448809e6059a5b5470cfc/FLAGf90e7b9a7 [2021-11-23 15:48:53,348 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:53,349 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/sv-benchmarks/c/combinations/Problem05_label45+token_ring.11.cil-1.c [2021-11-23 15:48:53,422 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/data/4ce0a79ec/a6b8980d308448809e6059a5b5470cfc/FLAGf90e7b9a7 [2021-11-23 15:48:53,473 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/data/4ce0a79ec/a6b8980d308448809e6059a5b5470cfc [2021-11-23 15:48:53,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:53,477 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:53,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:53,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:53,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:53,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:53,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f2e9f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53, skipping insertion in model container [2021-11-23 15:48:53,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:53,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:53,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:56,534 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_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/sv-benchmarks/c/combinations/Problem05_label45+token_ring.11.cil-1.c[380323,380336] [2021-11-23 15:48:56,568 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_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/sv-benchmarks/c/combinations/Problem05_label45+token_ring.11.cil-1.c[383339,383352] [2021-11-23 15:48:57,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:57,094 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:58,494 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_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/sv-benchmarks/c/combinations/Problem05_label45+token_ring.11.cil-1.c[380323,380336] [2021-11-23 15:48:58,500 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_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/sv-benchmarks/c/combinations/Problem05_label45+token_ring.11.cil-1.c[383339,383352] [2021-11-23 15:48:58,551 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:58,727 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:58,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:58 WrapperNode [2021-11-23 15:48:58,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:58,730 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:58,730 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:58,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:58,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:58" (1/1) ... [2021-11-23 15:48:58,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:58" (1/1) ... [2021-11-23 15:48:59,480 INFO L137 Inliner]: procedures = 67, calls = 75, calls flagged for inlining = 43, calls inlined = 43, statements flattened = 13105 [2021-11-23 15:48:59,480 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:59,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:59,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:59,482 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:59,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:58" (1/1) ... [2021-11-23 15:48:59,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:58" (1/1) ... [2021-11-23 15:48:59,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:58" (1/1) ... [2021-11-23 15:48:59,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:58" (1/1) ... [2021-11-23 15:48:59,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:58" (1/1) ... [2021-11-23 15:49:00,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:58" (1/1) ... [2021-11-23 15:49:00,083 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:58" (1/1) ... [2021-11-23 15:49:00,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:00,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:00,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:00,261 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:00,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:58" (1/1) ... [2021-11-23 15:49:00,268 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:00,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:00,292 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:00,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:00,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:00,405 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:49:00,405 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:49:00,405 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:49:00,405 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:49:00,405 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:49:00,405 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:49:00,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:49:00,406 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:49:00,406 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:49:00,406 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:49:00,406 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:49:00,406 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:49:00,406 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:49:00,407 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:49:00,407 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:49:00,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:00,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:00,633 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:00,635 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:11,936 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:12,025 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:49:12,030 INFO L158 Benchmark]: Toolchain (without parser) took 18551.88ms. Allocated memory was 71.3MB in the beginning and 943.7MB in the end (delta: 872.4MB). Free memory was 37.3MB in the beginning and 577.1MB in the end (delta: -539.8MB). Peak memory consumption was 377.4MB. Max. memory is 16.1GB. [2021-11-23 15:49:12,031 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 54.5MB. Free memory is still 36.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:12,031 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5247.82ms. Allocated memory was 71.3MB in the beginning and 266.3MB in the end (delta: 195.0MB). Free memory was 37.1MB in the beginning and 169.7MB in the end (delta: -132.5MB). Peak memory consumption was 103.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:12,032 INFO L158 Benchmark]: Boogie Procedure Inliner took 750.85ms. Allocated memory is still 266.3MB. Free memory was 169.7MB in the beginning and 129.9MB in the end (delta: 39.8MB). Peak memory consumption was 103.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:12,033 INFO L158 Benchmark]: Boogie Preprocessor took 777.84ms. Allocated memory was 266.3MB in the beginning and 532.7MB in the end (delta: 266.3MB). Free memory was 129.9MB in the beginning and 382.7MB in the end (delta: -252.8MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2021-11-23 15:49:12,034 INFO L158 Benchmark]: RCFGBuilder took 11767.98ms. Allocated memory was 532.7MB in the beginning and 943.7MB in the end (delta: 411.0MB). Free memory was 382.7MB in the beginning and 578.2MB in the end (delta: -195.5MB). Peak memory consumption was 263.7MB. Max. memory is 16.1GB. [2021-11-23 15:49:12,037 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 36.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5247.82ms. Allocated memory was 71.3MB in the beginning and 266.3MB in the end (delta: 195.0MB). Free memory was 37.1MB in the beginning and 169.7MB in the end (delta: -132.5MB). Peak memory consumption was 103.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 750.85ms. Allocated memory is still 266.3MB. Free memory was 169.7MB in the beginning and 129.9MB in the end (delta: 39.8MB). Peak memory consumption was 103.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 777.84ms. Allocated memory was 266.3MB in the beginning and 532.7MB in the end (delta: 266.3MB). Free memory was 129.9MB in the beginning and 382.7MB in the end (delta: -252.8MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. * RCFGBuilder took 11767.98ms. Allocated memory was 532.7MB in the beginning and 943.7MB in the end (delta: 411.0MB). Free memory was 382.7MB in the beginning and 578.2MB in the end (delta: -195.5MB). Peak memory consumption was 263.7MB. 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 15:49:12,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf68eaf-bbad-4bd6-83d2-57bf9bce1491/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable