./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.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_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/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_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/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_eb4a344a-d24d-4252-8b26-36ddab49cb4a/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 5055f39b9198ec38ad0f2881791eb80b1e4ab6fc763077f931bae502928055b4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:54,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:54,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:54,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:54,500 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:54,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:54,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:54,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:54,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:54,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:54,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:54,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:54,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:54,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:54,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:54,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:54,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:54,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:54,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:54,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:54,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:54,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:54,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:54,566 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:54,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:54,577 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:54,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:54,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:54,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:54,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:54,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:54,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:54,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:54,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:54,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:54,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:54,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:54,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:54,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:54,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:54,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:54,596 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:54,632 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:54,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:54,634 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:54,634 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:54,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:54,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:54,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:54,636 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:54,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:54,637 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:54,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:54,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:54,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:54,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:54,639 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:54,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:54,640 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:54,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:54,641 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:54,641 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:54,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:54,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:54,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:54,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:54,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:54,643 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:54,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:54,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:54,644 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_eb4a344a-d24d-4252-8b26-36ddab49cb4a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5055f39b9198ec38ad0f2881791eb80b1e4ab6fc763077f931bae502928055b4 [2021-11-23 15:03:55,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:55,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:55,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:55,119 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:55,120 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:55,122 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c [2021-11-23 15:03:55,211 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/data/11b385ad3/236435915f814562b3e4989847b4a49e/FLAGe7b287429 [2021-11-23 15:03:56,601 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:56,602 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c [2021-11-23 15:03:56,704 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/data/11b385ad3/236435915f814562b3e4989847b4a49e/FLAGe7b287429 [2021-11-23 15:03:57,218 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/data/11b385ad3/236435915f814562b3e4989847b4a49e [2021-11-23 15:03:57,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:57,224 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:57,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:57,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:57,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:57,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c827eec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57, skipping insertion in model container [2021-11-23 15:03:57,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:57,568 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:00,423 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_eb4a344a-d24d-4252-8b26-36ddab49cb4a/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c[382357,382370] [2021-11-23 15:04:00,461 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_eb4a344a-d24d-4252-8b26-36ddab49cb4a/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c[383339,383352] [2021-11-23 15:04:00,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:00,714 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:02,210 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_eb4a344a-d24d-4252-8b26-36ddab49cb4a/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c[382357,382370] [2021-11-23 15:04:02,215 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_eb4a344a-d24d-4252-8b26-36ddab49cb4a/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c[383339,383352] [2021-11-23 15:04:02,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:02,345 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:02,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02 WrapperNode [2021-11-23 15:04:02,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:02,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:02,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:02,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:02,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,987 INFO L137 Inliner]: procedures = 50, calls = 51, calls flagged for inlining = 27, calls inlined = 27, statements flattened = 12682 [2021-11-23 15:04:02,987 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:02,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:02,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:02,989 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:02,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:03,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:03,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:03,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:03,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:03,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:03,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:03,722 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:03,722 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:03,722 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:03,723 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:03,743 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:03,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:03,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:03,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:03,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:03,907 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:04:03,907 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:04:03,907 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:04:03,907 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:04:03,907 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:04:03,907 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:04:03,907 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:04:03,908 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:04:03,908 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:04:03,908 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:04:03,908 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:04:03,908 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:04:03,908 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:04:03,908 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:04:03,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:03,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:03,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:04,167 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:04,169 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:12,987 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:13,084 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 15:04:13,089 INFO L158 Benchmark]: Toolchain (without parser) took 15863.49ms. Allocated memory was 127.9MB in the beginning and 864.0MB in the end (delta: 736.1MB). Free memory was 82.6MB in the beginning and 450.2MB in the end (delta: -367.5MB). Peak memory consumption was 374.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:13,090 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 86.0MB. Free memory is still 66.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:13,091 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5118.14ms. Allocated memory was 127.9MB in the beginning and 262.1MB in the end (delta: 134.2MB). Free memory was 82.6MB in the beginning and 148.1MB in the end (delta: -65.5MB). Peak memory consumption was 97.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:13,091 INFO L158 Benchmark]: Boogie Procedure Inliner took 639.27ms. Allocated memory is still 262.1MB. Free memory was 148.1MB in the beginning and 116.8MB in the end (delta: 31.3MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:13,092 INFO L158 Benchmark]: Boogie Preprocessor took 732.32ms. Allocated memory is still 262.1MB. Free memory was 116.8MB in the beginning and 99.9MB in the end (delta: 16.9MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. [2021-11-23 15:04:13,093 INFO L158 Benchmark]: RCFGBuilder took 9365.22ms. Allocated memory was 262.1MB in the beginning and 864.0MB in the end (delta: 601.9MB). Free memory was 99.9MB in the beginning and 450.2MB in the end (delta: -350.2MB). Peak memory consumption was 259.0MB. Max. memory is 16.1GB. [2021-11-23 15:04:13,097 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 86.0MB. Free memory is still 66.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5118.14ms. Allocated memory was 127.9MB in the beginning and 262.1MB in the end (delta: 134.2MB). Free memory was 82.6MB in the beginning and 148.1MB in the end (delta: -65.5MB). Peak memory consumption was 97.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 639.27ms. Allocated memory is still 262.1MB. Free memory was 148.1MB in the beginning and 116.8MB in the end (delta: 31.3MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 732.32ms. Allocated memory is still 262.1MB. Free memory was 116.8MB in the beginning and 99.9MB in the end (delta: 16.9MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. * RCFGBuilder took 9365.22ms. Allocated memory was 262.1MB in the beginning and 864.0MB in the end (delta: 601.9MB). Free memory was 99.9MB in the beginning and 450.2MB in the end (delta: -350.2MB). Peak memory consumption was 259.0MB. 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 15:04:13,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/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 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_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/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_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/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_eb4a344a-d24d-4252-8b26-36ddab49cb4a/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 5055f39b9198ec38ad0f2881791eb80b1e4ab6fc763077f931bae502928055b4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:15,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:15,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:15,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:15,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:15,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:15,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:15,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:15,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:15,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:15,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:15,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:15,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:15,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:16,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:16,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:16,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:16,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:16,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:16,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:16,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:16,013 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:16,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:16,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:16,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:16,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:16,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:16,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:16,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:16,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:16,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:16,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:16,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:16,029 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:16,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:16,031 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:16,049 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:16,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:16,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:16,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:16,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:16,054 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:16,105 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:16,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:16,107 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:16,107 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:16,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:16,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:16,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:16,111 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:16,111 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:16,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:16,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:16,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:16,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:16,114 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:16,114 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:16,114 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:16,115 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:16,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:16,115 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:16,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:16,116 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:16,116 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:16,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:16,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:16,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:16,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:16,118 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:16,118 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:16,118 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:16,118 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:16,119 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:16,119 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:16,119 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_eb4a344a-d24d-4252-8b26-36ddab49cb4a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5055f39b9198ec38ad0f2881791eb80b1e4ab6fc763077f931bae502928055b4 [2021-11-23 15:04:16,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:16,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:16,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:16,589 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:16,589 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:16,591 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c [2021-11-23 15:04:16,665 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/data/169d8b614/99e0b53d84bf46f6a830aad9f1b9a714/FLAGe5e5a5ca4 [2021-11-23 15:04:17,822 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:17,823 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c [2021-11-23 15:04:17,878 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/data/169d8b614/99e0b53d84bf46f6a830aad9f1b9a714/FLAGe5e5a5ca4 [2021-11-23 15:04:18,069 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/data/169d8b614/99e0b53d84bf46f6a830aad9f1b9a714 [2021-11-23 15:04:18,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:18,075 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:18,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:18,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:18,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:18,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:18" (1/1) ... [2021-11-23 15:04:18,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@387d4833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:18, skipping insertion in model container [2021-11-23 15:04:18,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:18" (1/1) ... [2021-11-23 15:04:18,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:18,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:21,028 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_eb4a344a-d24d-4252-8b26-36ddab49cb4a/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c[382357,382370] [2021-11-23 15:04:21,070 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_eb4a344a-d24d-4252-8b26-36ddab49cb4a/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c[383339,383352] [2021-11-23 15:04:21,382 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:21,396 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:22,806 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_eb4a344a-d24d-4252-8b26-36ddab49cb4a/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c[382357,382370] [2021-11-23 15:04:22,810 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_eb4a344a-d24d-4252-8b26-36ddab49cb4a/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c[383339,383352] [2021-11-23 15:04:22,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:22,935 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:22,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22 WrapperNode [2021-11-23 15:04:22,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:22,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:22,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:22,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:22,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:23,083 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:23,539 INFO L137 Inliner]: procedures = 51, calls = 51, calls flagged for inlining = 27, calls inlined = 27, statements flattened = 12657 [2021-11-23 15:04:23,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:23,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:23,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:23,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:23,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:23,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:23,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:23,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:24,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:24,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:24,250 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:24,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:24,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:24,388 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:24,388 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:24,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:24,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:24,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:24,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:24,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:24,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:24,708 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:04:24,708 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:04:24,709 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:04:24,709 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:04:24,709 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:04:24,709 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:04:24,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:24,709 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:04:24,710 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:04:24,710 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:04:24,710 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:04:24,710 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:04:24,710 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:04:24,711 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:04:24,711 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:04:24,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:24,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:24,942 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:24,949 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:36,325 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:36,416 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 15:04:36,421 INFO L158 Benchmark]: Toolchain (without parser) took 18344.69ms. Allocated memory was 67.1MB in the beginning and 966.8MB in the end (delta: 899.7MB). Free memory was 30.3MB in the beginning and 700.4MB in the end (delta: -670.1MB). Peak memory consumption was 390.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:36,421 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:36,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4857.94ms. Allocated memory was 67.1MB in the beginning and 237.0MB in the end (delta: 169.9MB). Free memory was 30.1MB in the beginning and 117.4MB in the end (delta: -87.3MB). Peak memory consumption was 85.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:36,423 INFO L158 Benchmark]: Boogie Procedure Inliner took 602.66ms. Allocated memory is still 237.0MB. Free memory was 117.4MB in the beginning and 84.2MB in the end (delta: 33.2MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:36,424 INFO L158 Benchmark]: Boogie Preprocessor took 845.00ms. Allocated memory is still 237.0MB. Free memory was 84.2MB in the beginning and 65.6MB in the end (delta: 18.6MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:36,425 INFO L158 Benchmark]: RCFGBuilder took 12031.39ms. Allocated memory was 237.0MB in the beginning and 966.8MB in the end (delta: 729.8MB). Free memory was 65.6MB in the beginning and 700.4MB in the end (delta: -634.8MB). Peak memory consumption was 256.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:36,428 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4857.94ms. Allocated memory was 67.1MB in the beginning and 237.0MB in the end (delta: 169.9MB). Free memory was 30.1MB in the beginning and 117.4MB in the end (delta: -87.3MB). Peak memory consumption was 85.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 602.66ms. Allocated memory is still 237.0MB. Free memory was 117.4MB in the beginning and 84.2MB in the end (delta: 33.2MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 845.00ms. Allocated memory is still 237.0MB. Free memory was 84.2MB in the beginning and 65.6MB in the end (delta: 18.6MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * RCFGBuilder took 12031.39ms. Allocated memory was 237.0MB in the beginning and 966.8MB in the end (delta: 729.8MB). Free memory was 65.6MB in the beginning and 700.4MB in the end (delta: -634.8MB). Peak memory consumption was 256.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:36,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb4a344a-d24d-4252-8b26-36ddab49cb4a/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