./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.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_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/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_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/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_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/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 39c77cf00428880e24d066dff5fe9610612ae1f22999f65a4af3f1456418d087 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:10,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:10,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:10,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:10,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:10,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:10,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:10,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:10,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:10,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:10,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:10,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:10,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:10,988 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:10,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:10,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:10,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:10,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:10,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:10,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:11,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:11,008 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:11,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:11,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:11,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:11,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:11,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:11,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:11,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:11,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:11,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:11,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:11,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:11,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:11,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:11,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:11,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:11,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:11,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:11,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:11,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:11,042 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:11,086 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:11,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:11,090 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:11,091 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:11,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:11,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:11,092 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:11,093 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:11,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:11,093 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:11,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:11,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:11,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:11,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:11,095 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:11,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:11,096 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:11,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:11,096 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:11,097 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:11,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:11,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:11,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:11,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:11,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:11,098 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:11,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:11,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:11,099 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_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39c77cf00428880e24d066dff5fe9610612ae1f22999f65a4af3f1456418d087 [2021-11-23 15:05:11,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:11,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:11,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:11,389 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:11,390 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:11,392 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-1.c [2021-11-23 15:05:11,460 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/data/889f7d558/0c145512d2ab4184b74905f203ebb7fd/FLAGb42ea9e58 [2021-11-23 15:05:12,683 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:12,684 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-1.c [2021-11-23 15:05:12,750 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/data/889f7d558/0c145512d2ab4184b74905f203ebb7fd/FLAGb42ea9e58 [2021-11-23 15:05:12,852 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/data/889f7d558/0c145512d2ab4184b74905f203ebb7fd [2021-11-23 15:05:12,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:12,857 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:12,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:12,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:12,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:12,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:12" (1/1) ... [2021-11-23 15:05:12,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@442dd5f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:12, skipping insertion in model container [2021-11-23 15:05:12,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:12" (1/1) ... [2021-11-23 15:05:12,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:13,157 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:16,418 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_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-1.c[382357,382370] [2021-11-23 15:05:16,452 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_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:05:16,898 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:16,912 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:18,424 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_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-1.c[382357,382370] [2021-11-23 15:05:18,428 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_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:05:18,478 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:18,566 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:18,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18 WrapperNode [2021-11-23 15:05:18,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:18,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:18,569 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:18,569 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:18,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:18,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:19,328 INFO L137 Inliner]: procedures = 70, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13262 [2021-11-23 15:05:19,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:19,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:19,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:19,331 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:19,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:19,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:19,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:19,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:19,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:20,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:20,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:20,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:20,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:20,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:20,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:20,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:20,275 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:20,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:20,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:20,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:05:20,439 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:05:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:05:20,439 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:05:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:05:20,440 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:05:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:05:20,440 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:05:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:05:20,441 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:05:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:05:20,441 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:05:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:05:20,442 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:05:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:20,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:20,706 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:20,708 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:30,393 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:30,553 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 15:05:30,567 INFO L158 Benchmark]: Toolchain (without parser) took 17706.74ms. Allocated memory was 138.4MB in the beginning and 817.9MB in the end (delta: 679.5MB). Free memory was 99.9MB in the beginning and 200.7MB in the end (delta: -100.9MB). Peak memory consumption was 584.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:30,568 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 113.2MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:30,571 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5707.23ms. Allocated memory was 138.4MB in the beginning and 239.1MB in the end (delta: 100.7MB). Free memory was 99.9MB in the beginning and 131.6MB in the end (delta: -31.7MB). Peak memory consumption was 127.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:30,572 INFO L158 Benchmark]: Boogie Procedure Inliner took 760.43ms. Allocated memory is still 239.1MB. Free memory was 131.6MB in the beginning and 93.7MB in the end (delta: 37.8MB). Peak memory consumption was 87.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:30,574 INFO L158 Benchmark]: Boogie Preprocessor took 918.02ms. Allocated memory was 239.1MB in the beginning and 436.2MB in the end (delta: 197.1MB). Free memory was 93.7MB in the beginning and 276.1MB in the end (delta: -182.3MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:30,576 INFO L158 Benchmark]: RCFGBuilder took 10313.61ms. Allocated memory was 436.2MB in the beginning and 817.9MB in the end (delta: 381.7MB). Free memory was 276.1MB in the beginning and 200.7MB in the end (delta: 75.3MB). Peak memory consumption was 463.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:30,588 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 113.2MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5707.23ms. Allocated memory was 138.4MB in the beginning and 239.1MB in the end (delta: 100.7MB). Free memory was 99.9MB in the beginning and 131.6MB in the end (delta: -31.7MB). Peak memory consumption was 127.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 760.43ms. Allocated memory is still 239.1MB. Free memory was 131.6MB in the beginning and 93.7MB in the end (delta: 37.8MB). Peak memory consumption was 87.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 918.02ms. Allocated memory was 239.1MB in the beginning and 436.2MB in the end (delta: 197.1MB). Free memory was 93.7MB in the beginning and 276.1MB in the end (delta: -182.3MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. * RCFGBuilder took 10313.61ms. Allocated memory was 436.2MB in the beginning and 817.9MB in the end (delta: 381.7MB). Free memory was 276.1MB in the beginning and 200.7MB in the end (delta: 75.3MB). Peak memory consumption was 463.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:30,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/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_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/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_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/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_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/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 39c77cf00428880e24d066dff5fe9610612ae1f22999f65a4af3f1456418d087 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:33,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:33,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:33,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:33,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:33,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:33,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:33,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:33,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:33,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:33,766 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:33,768 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:33,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:33,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:33,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:33,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:33,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:33,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:33,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:33,793 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:33,795 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:33,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:33,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:33,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:33,816 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:33,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:33,817 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:33,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:33,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:33,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:33,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:33,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:33,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:33,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:33,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:33,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:33,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:33,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:33,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:33,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:33,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:33,851 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:33,901 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:33,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:33,903 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:33,903 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:33,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:33,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:33,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:33,906 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:33,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:33,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:33,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:33,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:33,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:33,908 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:33,908 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:33,909 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:33,909 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:33,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:33,909 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:33,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:33,910 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:33,910 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:33,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:33,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:33,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:33,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:33,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:33,912 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:33,912 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:33,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:33,912 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:33,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:33,913 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_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39c77cf00428880e24d066dff5fe9610612ae1f22999f65a4af3f1456418d087 [2021-11-23 15:05:34,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:34,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:34,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:34,355 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:34,356 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:34,357 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-1.c [2021-11-23 15:05:34,429 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/data/28b7659d2/19f47bdd424441fab42fe8ddd376a226/FLAGbaad96422 [2021-11-23 15:05:35,540 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:35,541 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-1.c [2021-11-23 15:05:35,617 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/data/28b7659d2/19f47bdd424441fab42fe8ddd376a226/FLAGbaad96422 [2021-11-23 15:05:35,818 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/data/28b7659d2/19f47bdd424441fab42fe8ddd376a226 [2021-11-23 15:05:35,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:35,828 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:35,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:35,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:35,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:35,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:35" (1/1) ... [2021-11-23 15:05:35,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ca2136 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:35, skipping insertion in model container [2021-11-23 15:05:35,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:35" (1/1) ... [2021-11-23 15:05:35,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:36,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:39,048 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_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-1.c[382357,382370] [2021-11-23 15:05:39,077 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_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:05:39,563 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:39,581 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:40,965 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_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-1.c[382357,382370] [2021-11-23 15:05:40,968 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_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:05:41,021 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:41,161 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:41,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:41 WrapperNode [2021-11-23 15:05:41,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:41,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:41,164 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:41,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:41,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:41" (1/1) ... [2021-11-23 15:05:41,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:41" (1/1) ... [2021-11-23 15:05:41,772 INFO L137 Inliner]: procedures = 71, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13217 [2021-11-23 15:05:41,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:41,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:41,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:41,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:41,785 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:41" (1/1) ... [2021-11-23 15:05:41,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:41" (1/1) ... [2021-11-23 15:05:41,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:41" (1/1) ... [2021-11-23 15:05:41,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:41" (1/1) ... [2021-11-23 15:05:42,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:41" (1/1) ... [2021-11-23 15:05:42,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:41" (1/1) ... [2021-11-23 15:05:42,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:41" (1/1) ... [2021-11-23 15:05:42,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:42,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:42,664 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:42,664 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:42,665 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:41" (1/1) ... [2021-11-23 15:05:42,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:42,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:42,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:42,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:42,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:42,757 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:05:42,757 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:05:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:05:42,758 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:05:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:05:42,758 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:05:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:42,759 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:05:42,759 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:05:42,759 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:05:42,759 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:05:42,759 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:05:42,760 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:05:42,760 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:05:42,760 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:05:42,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:42,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:42,945 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:42,947 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:54,613 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:54,705 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 15:05:54,710 INFO L158 Benchmark]: Toolchain (without parser) took 18881.31ms. Allocated memory was 86.0MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 49.1MB in the beginning and 863.1MB in the end (delta: -814.0MB). Peak memory consumption was 460.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:54,711 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:54,712 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5329.02ms. Allocated memory was 86.0MB in the beginning and 188.7MB in the end (delta: 102.8MB). Free memory was 48.8MB in the beginning and 90.6MB in the end (delta: -41.8MB). Peak memory consumption was 112.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:54,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 609.99ms. Allocated memory was 188.7MB in the beginning and 306.2MB in the end (delta: 117.4MB). Free memory was 90.6MB in the beginning and 155.8MB in the end (delta: -65.1MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:54,714 INFO L158 Benchmark]: Boogie Preprocessor took 889.11ms. Allocated memory was 306.2MB in the beginning and 612.4MB in the end (delta: 306.2MB). Free memory was 155.5MB in the beginning and 451.2MB in the end (delta: -295.7MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:54,715 INFO L158 Benchmark]: RCFGBuilder took 12044.44ms. Allocated memory was 612.4MB in the beginning and 1.1GB in the end (delta: 513.8MB). Free memory was 451.2MB in the beginning and 863.1MB in the end (delta: -411.9MB). Peak memory consumption was 340.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:54,719 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5329.02ms. Allocated memory was 86.0MB in the beginning and 188.7MB in the end (delta: 102.8MB). Free memory was 48.8MB in the beginning and 90.6MB in the end (delta: -41.8MB). Peak memory consumption was 112.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 609.99ms. Allocated memory was 188.7MB in the beginning and 306.2MB in the end (delta: 117.4MB). Free memory was 90.6MB in the beginning and 155.8MB in the end (delta: -65.1MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 889.11ms. Allocated memory was 306.2MB in the beginning and 612.4MB in the end (delta: 306.2MB). Free memory was 155.5MB in the beginning and 451.2MB in the end (delta: -295.7MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. * RCFGBuilder took 12044.44ms. Allocated memory was 612.4MB in the beginning and 1.1GB in the end (delta: 513.8MB). Free memory was 451.2MB in the beginning and 863.1MB in the end (delta: -411.9MB). Peak memory consumption was 340.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:54,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61a4d0cf-a10a-4548-a5bd-19f26f4d9b5d/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