./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.07.cil-2.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_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/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_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.07.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/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_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/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 5738c99ca39a13f327ff059e5a6f3b47670e1701984219677e7b62ff58bbdc65 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:08,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:08,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:09,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:09,026 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:09,030 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:09,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:09,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:09,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:09,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:09,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:09,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:09,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:09,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:09,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:09,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:09,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:09,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:09,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:09,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:09,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:09,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:09,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:09,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:09,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:09,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:09,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:09,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:09,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:09,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:09,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:09,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:09,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:09,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:09,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:09,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:09,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:09,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:09,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:09,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:09,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:09,104 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:47:09,128 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:09,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:09,129 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:09,130 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:09,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:09,130 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:09,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:09,131 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:09,131 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:47:09,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:09,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:09,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:09,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:09,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:09,132 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:09,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:09,133 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:09,133 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:09,133 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:09,133 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:09,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:09,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:09,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:09,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:09,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:09,134 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:47:09,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:47:09,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:09,135 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_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5738c99ca39a13f327ff059e5a6f3b47670e1701984219677e7b62ff58bbdc65 [2021-11-23 15:47:09,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:09,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:09,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:09,456 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:09,457 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:09,460 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.07.cil-2.c [2021-11-23 15:47:09,526 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/data/2b52ac40f/0780379c9af2444ba5e2e4083a4f580f/FLAGe66781e22 [2021-11-23 15:47:10,588 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:10,589 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/sv-benchmarks/c/combinations/Problem05_label42+token_ring.07.cil-2.c [2021-11-23 15:47:10,651 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/data/2b52ac40f/0780379c9af2444ba5e2e4083a4f580f/FLAGe66781e22 [2021-11-23 15:47:10,875 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/data/2b52ac40f/0780379c9af2444ba5e2e4083a4f580f [2021-11-23 15:47:10,877 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:10,880 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:10,881 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:10,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:10,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:10,886 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:10" (1/1) ... [2021-11-23 15:47:10,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b8cbb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:10, skipping insertion in model container [2021-11-23 15:47:10,887 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:10" (1/1) ... [2021-11-23 15:47:10,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:11,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:13,565 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_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/sv-benchmarks/c/combinations/Problem05_label42+token_ring.07.cil-2.c[378560,378573] [2021-11-23 15:47:13,599 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_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/sv-benchmarks/c/combinations/Problem05_label42+token_ring.07.cil-2.c[383339,383352] [2021-11-23 15:47:13,880 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:13,889 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:15,131 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_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/sv-benchmarks/c/combinations/Problem05_label42+token_ring.07.cil-2.c[378560,378573] [2021-11-23 15:47:15,139 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_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/sv-benchmarks/c/combinations/Problem05_label42+token_ring.07.cil-2.c[383339,383352] [2021-11-23 15:47:15,177 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:15,284 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:15,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15 WrapperNode [2021-11-23 15:47:15,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:15,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:15,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:15,286 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:15,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:15,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:15,911 INFO L137 Inliner]: procedures = 58, calls = 63, calls flagged for inlining = 35, calls inlined = 35, statements flattened = 12914 [2021-11-23 15:47:15,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:15,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:15,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:15,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:15,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:15,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:16,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:16,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:16,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:16,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:16,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:16,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:16,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:16,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:16,620 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:16,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:15" (1/1) ... [2021-11-23 15:47:16,651 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:16,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:16,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:16,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:47:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:47:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:47:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:47:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:47:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:47:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:47:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:47:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:47:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:47:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:47:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:47:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:47:16,799 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:47:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:47:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:16,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:16,913 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:16,914 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:47:24,565 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:47:24,674 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 15:47:24,683 INFO L158 Benchmark]: Toolchain (without parser) took 13800.26ms. Allocated memory was 100.7MB in the beginning and 763.4MB in the end (delta: 662.7MB). Free memory was 48.2MB in the beginning and 557.8MB in the end (delta: -509.6MB). Peak memory consumption was 454.3MB. Max. memory is 16.1GB. [2021-11-23 15:47:24,684 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory was 78.9MB in the beginning and 78.8MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:47:24,686 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4404.27ms. Allocated memory was 100.7MB in the beginning and 205.5MB in the end (delta: 104.9MB). Free memory was 47.9MB in the beginning and 108.8MB in the end (delta: -60.8MB). Peak memory consumption was 96.4MB. Max. memory is 16.1GB. [2021-11-23 15:47:24,688 INFO L158 Benchmark]: Boogie Procedure Inliner took 625.63ms. Allocated memory is still 205.5MB. Free memory was 108.8MB in the beginning and 60.5MB in the end (delta: 48.3MB). Peak memory consumption was 70.6MB. Max. memory is 16.1GB. [2021-11-23 15:47:24,689 INFO L158 Benchmark]: Boogie Preprocessor took 705.24ms. Allocated memory was 205.5MB in the beginning and 381.7MB in the end (delta: 176.2MB). Free memory was 60.5MB in the beginning and 220.5MB in the end (delta: -160.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:47:24,690 INFO L158 Benchmark]: RCFGBuilder took 8060.73ms. Allocated memory was 381.7MB in the beginning and 763.4MB in the end (delta: 381.7MB). Free memory was 220.5MB in the beginning and 557.8MB in the end (delta: -337.3MB). Peak memory consumption was 346.0MB. Max. memory is 16.1GB. [2021-11-23 15:47:24,701 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory was 78.9MB in the beginning and 78.8MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4404.27ms. Allocated memory was 100.7MB in the beginning and 205.5MB in the end (delta: 104.9MB). Free memory was 47.9MB in the beginning and 108.8MB in the end (delta: -60.8MB). Peak memory consumption was 96.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 625.63ms. Allocated memory is still 205.5MB. Free memory was 108.8MB in the beginning and 60.5MB in the end (delta: 48.3MB). Peak memory consumption was 70.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 705.24ms. Allocated memory was 205.5MB in the beginning and 381.7MB in the end (delta: 176.2MB). Free memory was 60.5MB in the beginning and 220.5MB in the end (delta: -160.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * RCFGBuilder took 8060.73ms. Allocated memory was 381.7MB in the beginning and 763.4MB in the end (delta: 381.7MB). Free memory was 220.5MB in the beginning and 557.8MB in the end (delta: -337.3MB). Peak memory consumption was 346.0MB. 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 15:47:24,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/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_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/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_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.07.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/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_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/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 5738c99ca39a13f327ff059e5a6f3b47670e1701984219677e7b62ff58bbdc65 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:27,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:27,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:27,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:27,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:27,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:27,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:27,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:27,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:27,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:27,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:27,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:27,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:27,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:27,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:27,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:27,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:27,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:27,221 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:27,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:27,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:27,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:27,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:27,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:27,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:27,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:27,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:27,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:27,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:27,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:27,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:27,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:27,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:27,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:27,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:27,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:27,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:27,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:27,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:27,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:27,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:27,246 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:47:27,289 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:27,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:27,291 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:27,291 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:27,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:27,293 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:27,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:27,293 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:27,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:27,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:27,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:27,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:27,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:27,296 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:47:27,296 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:47:27,296 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:47:27,296 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:27,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:27,297 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:27,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:27,297 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:27,298 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:27,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:27,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:27,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:27,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:27,299 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:27,299 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:47:27,300 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:47:27,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:27,300 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:47:27,300 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:47:27,301 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_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5738c99ca39a13f327ff059e5a6f3b47670e1701984219677e7b62ff58bbdc65 [2021-11-23 15:47:27,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:27,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:27,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:27,752 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:27,753 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:27,754 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.07.cil-2.c [2021-11-23 15:47:27,833 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/data/d602c813a/50aee41592e444e793b277d61ce17da2/FLAG8e5f5f368 [2021-11-23 15:47:28,932 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:28,933 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/sv-benchmarks/c/combinations/Problem05_label42+token_ring.07.cil-2.c [2021-11-23 15:47:29,000 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/data/d602c813a/50aee41592e444e793b277d61ce17da2/FLAG8e5f5f368 [2021-11-23 15:47:29,214 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/data/d602c813a/50aee41592e444e793b277d61ce17da2 [2021-11-23 15:47:29,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:29,218 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:29,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:29,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:29,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:29,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:29" (1/1) ... [2021-11-23 15:47:29,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ba2bda1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:29, skipping insertion in model container [2021-11-23 15:47:29,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:29" (1/1) ... [2021-11-23 15:47:29,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:29,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:31,937 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_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/sv-benchmarks/c/combinations/Problem05_label42+token_ring.07.cil-2.c[378560,378573] [2021-11-23 15:47:31,976 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_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/sv-benchmarks/c/combinations/Problem05_label42+token_ring.07.cil-2.c[383339,383352] [2021-11-23 15:47:32,329 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:32,343 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:33,587 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_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/sv-benchmarks/c/combinations/Problem05_label42+token_ring.07.cil-2.c[378560,378573] [2021-11-23 15:47:33,595 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_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/sv-benchmarks/c/combinations/Problem05_label42+token_ring.07.cil-2.c[383339,383352] [2021-11-23 15:47:33,612 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:33,685 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:33,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:33 WrapperNode [2021-11-23 15:47:33,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:33,687 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:33,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:33,688 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:33,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:33" (1/1) ... [2021-11-23 15:47:33,797 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:33" (1/1) ... [2021-11-23 15:47:34,196 INFO L137 Inliner]: procedures = 59, calls = 63, calls flagged for inlining = 35, calls inlined = 35, statements flattened = 12881 [2021-11-23 15:47:34,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:34,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:34,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:34,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:34,210 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:33" (1/1) ... [2021-11-23 15:47:34,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:33" (1/1) ... [2021-11-23 15:47:34,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:33" (1/1) ... [2021-11-23 15:47:34,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:33" (1/1) ... [2021-11-23 15:47:34,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:33" (1/1) ... [2021-11-23 15:47:34,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:33" (1/1) ... [2021-11-23 15:47:35,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:33" (1/1) ... [2021-11-23 15:47:35,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:35,261 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:35,261 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:35,261 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:35,262 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:33" (1/1) ... [2021-11-23 15:47:35,288 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:35,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:35,333 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:35,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:35,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:47:35,384 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:47:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:47:35,384 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:47:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:47:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:47:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:47:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:47:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:47:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:47:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:47:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:47:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:47:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:47:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:47:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:35,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:35,588 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:35,600 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:47:46,176 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:47:46,255 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 15:47:46,260 INFO L158 Benchmark]: Toolchain (without parser) took 17040.22ms. Allocated memory was 75.5MB in the beginning and 1.0GB in the end (delta: 964.7MB). Free memory was 38.7MB in the beginning and 591.7MB in the end (delta: -553.0MB). Peak memory consumption was 446.8MB. Max. memory is 16.1GB. [2021-11-23 15:47:46,260 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 75.5MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:47:46,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4465.30ms. Allocated memory was 75.5MB in the beginning and 178.3MB in the end (delta: 102.8MB). Free memory was 38.5MB in the beginning and 74.8MB in the end (delta: -36.3MB). Peak memory consumption was 98.7MB. Max. memory is 16.1GB. [2021-11-23 15:47:46,262 INFO L158 Benchmark]: Boogie Procedure Inliner took 510.09ms. Allocated memory was 178.3MB in the beginning and 251.7MB in the end (delta: 73.4MB). Free memory was 74.8MB in the beginning and 108.4MB in the end (delta: -33.6MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2021-11-23 15:47:46,263 INFO L158 Benchmark]: Boogie Preprocessor took 1061.58ms. Allocated memory was 251.7MB in the beginning and 520.1MB in the end (delta: 268.4MB). Free memory was 108.4MB in the beginning and 371.5MB in the end (delta: -263.1MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2021-11-23 15:47:46,264 INFO L158 Benchmark]: RCFGBuilder took 10996.89ms. Allocated memory was 520.1MB in the beginning and 1.0GB in the end (delta: 520.1MB). Free memory was 371.5MB in the beginning and 591.7MB in the end (delta: -220.2MB). Peak memory consumption was 335.6MB. Max. memory is 16.1GB. [2021-11-23 15:47:46,268 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 75.5MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4465.30ms. Allocated memory was 75.5MB in the beginning and 178.3MB in the end (delta: 102.8MB). Free memory was 38.5MB in the beginning and 74.8MB in the end (delta: -36.3MB). Peak memory consumption was 98.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 510.09ms. Allocated memory was 178.3MB in the beginning and 251.7MB in the end (delta: 73.4MB). Free memory was 74.8MB in the beginning and 108.4MB in the end (delta: -33.6MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1061.58ms. Allocated memory was 251.7MB in the beginning and 520.1MB in the end (delta: 268.4MB). Free memory was 108.4MB in the beginning and 371.5MB in the end (delta: -263.1MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * RCFGBuilder took 10996.89ms. Allocated memory was 520.1MB in the beginning and 1.0GB in the end (delta: 520.1MB). Free memory was 371.5MB in the beginning and 591.7MB in the end (delta: -220.2MB). Peak memory consumption was 335.6MB. 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 15:47:46,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea0d4940-52ee-412e-9d5c-ad8ca5e1e043/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