./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label45+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_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/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_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.07.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/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_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/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 ea2a15ada4a316287b701d4046ee75147e37e2af1b0a94d8406d231cafa83990 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:48,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:48,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:48,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:48,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:48,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:48,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:48,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:48,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:48,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:48,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:48,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:48,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:48,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:48,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:48,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:48,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:48,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:48,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:48,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:48,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:48,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:48,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:48,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:48,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:48,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:48,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:48,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:48,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:48,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:48,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:48,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:48,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:48,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:48,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:48,164 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:48,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:48,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:48,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:48,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:48,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:48,171 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:33:48,212 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:48,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:48,214 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:48,214 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:48,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:48,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:48,217 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:48,224 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:48,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:33:48,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:48,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:48,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:48,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:48,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:48,227 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:48,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:48,227 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:48,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:48,228 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:48,228 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:48,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:48,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:48,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:48,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:48,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:48,230 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:33:48,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:33:48,231 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:48,231 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_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea2a15ada4a316287b701d4046ee75147e37e2af1b0a94d8406d231cafa83990 [2021-11-23 15:33:48,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:48,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:48,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:48,543 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:48,544 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:48,546 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.07.cil-2.c [2021-11-23 15:33:48,641 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/data/540521632/5de12f4afe434dad83d43cf655a1d899/FLAG0af181f56 [2021-11-23 15:33:49,935 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:49,937 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/sv-benchmarks/c/combinations/Problem05_label45+token_ring.07.cil-2.c [2021-11-23 15:33:50,004 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/data/540521632/5de12f4afe434dad83d43cf655a1d899/FLAG0af181f56 [2021-11-23 15:33:50,047 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/data/540521632/5de12f4afe434dad83d43cf655a1d899 [2021-11-23 15:33:50,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:50,054 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:50,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:50,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:50,062 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:50,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:50" (1/1) ... [2021-11-23 15:33:50,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20ac379e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:50, skipping insertion in model container [2021-11-23 15:33:50,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:50" (1/1) ... [2021-11-23 15:33:50,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:50,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:53,536 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_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/sv-benchmarks/c/combinations/Problem05_label45+token_ring.07.cil-2.c[380323,380336] [2021-11-23 15:33:53,579 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_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/sv-benchmarks/c/combinations/Problem05_label45+token_ring.07.cil-2.c[383339,383352] [2021-11-23 15:33:54,037 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:54,048 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:55,679 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_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/sv-benchmarks/c/combinations/Problem05_label45+token_ring.07.cil-2.c[380323,380336] [2021-11-23 15:33:55,687 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_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/sv-benchmarks/c/combinations/Problem05_label45+token_ring.07.cil-2.c[383339,383352] [2021-11-23 15:33:55,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:55,832 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:55,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:55 WrapperNode [2021-11-23 15:33:55,833 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:55,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:55,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:55,836 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:55,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:55" (1/1) ... [2021-11-23 15:33:56,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:55" (1/1) ... [2021-11-23 15:33:56,522 INFO L137 Inliner]: procedures = 58, calls = 63, calls flagged for inlining = 35, calls inlined = 35, statements flattened = 12914 [2021-11-23 15:33:56,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:56,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:56,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:56,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:56,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:55" (1/1) ... [2021-11-23 15:33:56,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:55" (1/1) ... [2021-11-23 15:33:56,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:55" (1/1) ... [2021-11-23 15:33:56,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:55" (1/1) ... [2021-11-23 15:33:57,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:55" (1/1) ... [2021-11-23 15:33:57,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:55" (1/1) ... [2021-11-23 15:33:57,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:55" (1/1) ... [2021-11-23 15:33:57,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:57,311 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:57,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:57,312 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:57,325 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:55" (1/1) ... [2021-11-23 15:33:57,333 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:57,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:57,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:57,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:57,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:57,584 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:33:57,584 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:33:57,584 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:33:57,584 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:33:57,584 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:33:57,585 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:33:57,585 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:33:57,585 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:33:57,585 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:33:57,585 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:33:57,585 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:33:57,585 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:33:57,586 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:33:57,586 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:33:57,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:33:57,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:57,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:57,850 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:57,852 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:07,231 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:34:07,315 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 15:34:07,321 INFO L158 Benchmark]: Toolchain (without parser) took 17265.61ms. Allocated memory was 115.3MB in the beginning and 926.9MB in the end (delta: 811.6MB). Free memory was 78.1MB in the beginning and 580.4MB in the end (delta: -502.3MB). Peak memory consumption was 515.6MB. Max. memory is 16.1GB. [2021-11-23 15:34:07,322 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 86.0MB. Free memory was 39.9MB in the beginning and 39.9MB in the end (delta: 78.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:07,323 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5776.76ms. Allocated memory was 115.3MB in the beginning and 272.6MB in the end (delta: 157.3MB). Free memory was 78.1MB in the beginning and 153.5MB in the end (delta: -75.4MB). Peak memory consumption was 100.8MB. Max. memory is 16.1GB. [2021-11-23 15:34:07,324 INFO L158 Benchmark]: Boogie Procedure Inliner took 688.18ms. Allocated memory is still 272.6MB. Free memory was 153.5MB in the beginning and 128.3MB in the end (delta: 25.2MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2021-11-23 15:34:07,325 INFO L158 Benchmark]: Boogie Preprocessor took 786.33ms. Allocated memory is still 272.6MB. Free memory was 128.3MB in the beginning and 104.1MB in the end (delta: 24.2MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2021-11-23 15:34:07,326 INFO L158 Benchmark]: RCFGBuilder took 10007.52ms. Allocated memory was 272.6MB in the beginning and 926.9MB in the end (delta: 654.3MB). Free memory was 104.1MB in the beginning and 580.4MB in the end (delta: -476.3MB). Peak memory consumption was 386.1MB. Max. memory is 16.1GB. [2021-11-23 15:34:07,331 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 86.0MB. Free memory was 39.9MB in the beginning and 39.9MB in the end (delta: 78.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5776.76ms. Allocated memory was 115.3MB in the beginning and 272.6MB in the end (delta: 157.3MB). Free memory was 78.1MB in the beginning and 153.5MB in the end (delta: -75.4MB). Peak memory consumption was 100.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 688.18ms. Allocated memory is still 272.6MB. Free memory was 153.5MB in the beginning and 128.3MB in the end (delta: 25.2MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 786.33ms. Allocated memory is still 272.6MB. Free memory was 128.3MB in the beginning and 104.1MB in the end (delta: 24.2MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. * RCFGBuilder took 10007.52ms. Allocated memory was 272.6MB in the beginning and 926.9MB in the end (delta: 654.3MB). Free memory was 104.1MB in the beginning and 580.4MB in the end (delta: -476.3MB). Peak memory consumption was 386.1MB. 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 15:34:07,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/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_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/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_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.07.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/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_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/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 ea2a15ada4a316287b701d4046ee75147e37e2af1b0a94d8406d231cafa83990 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:10,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:10,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:10,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:10,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:10,307 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:10,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:10,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:10,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:10,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:10,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:10,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:10,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:10,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:10,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:10,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:10,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:10,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:10,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:10,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:10,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:10,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:10,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:10,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:10,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:10,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:10,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:10,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:10,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:10,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:10,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:10,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:10,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:10,398 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:10,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:10,400 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:10,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:10,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:10,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:10,404 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:10,405 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:10,406 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:34:10,456 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:10,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:10,458 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:10,458 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:10,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:10,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:10,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:10,461 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:34:10,461 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:34:10,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:10,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:10,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:10,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:10,463 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:34:10,464 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:34:10,464 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:34:10,464 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:34:10,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:10,465 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:10,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:10,465 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:10,466 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:10,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:10,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:10,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:10,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:10,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:10,467 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:34:10,468 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:34:10,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:10,468 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:34:10,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:34:10,469 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_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea2a15ada4a316287b701d4046ee75147e37e2af1b0a94d8406d231cafa83990 [2021-11-23 15:34:10,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:10,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:10,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:10,935 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:10,936 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:10,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.07.cil-2.c [2021-11-23 15:34:11,028 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/data/922d46713/90c10cb81e2546c891f4820bf272562e/FLAG159f04e92 [2021-11-23 15:34:12,475 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:12,477 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/sv-benchmarks/c/combinations/Problem05_label45+token_ring.07.cil-2.c [2021-11-23 15:34:12,542 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/data/922d46713/90c10cb81e2546c891f4820bf272562e/FLAG159f04e92 [2021-11-23 15:34:13,013 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/data/922d46713/90c10cb81e2546c891f4820bf272562e [2021-11-23 15:34:13,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:13,020 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:13,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:13,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:13,044 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:13,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:13" (1/1) ... [2021-11-23 15:34:13,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7785967d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:13, skipping insertion in model container [2021-11-23 15:34:13,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:13" (1/1) ... [2021-11-23 15:34:13,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:13,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:16,223 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_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/sv-benchmarks/c/combinations/Problem05_label45+token_ring.07.cil-2.c[380323,380336] [2021-11-23 15:34:16,253 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_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/sv-benchmarks/c/combinations/Problem05_label45+token_ring.07.cil-2.c[383339,383352] [2021-11-23 15:34:16,610 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:16,629 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:18,192 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_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/sv-benchmarks/c/combinations/Problem05_label45+token_ring.07.cil-2.c[380323,380336] [2021-11-23 15:34:18,198 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_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/sv-benchmarks/c/combinations/Problem05_label45+token_ring.07.cil-2.c[383339,383352] [2021-11-23 15:34:18,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:18,331 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:18,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18 WrapperNode [2021-11-23 15:34:18,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:18,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:18,333 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:18,333 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:18,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:18,474 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:19,086 INFO L137 Inliner]: procedures = 59, calls = 63, calls flagged for inlining = 35, calls inlined = 35, statements flattened = 12881 [2021-11-23 15:34:19,086 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:19,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:19,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:19,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:19,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:19,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:19,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:19,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:19,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:19,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:19,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:20,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:20,048 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:20,048 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:20,048 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:20,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:20,057 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:20,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:20,086 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:20,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:34:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:34:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:34:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:34:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:34:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:34:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:34:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:34:20,150 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:34:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:34:20,150 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:34:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:34:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:34:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:34:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:34:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:20,364 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:20,366 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:32,440 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:34:32,563 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 15:34:32,569 INFO L158 Benchmark]: Toolchain (without parser) took 19547.50ms. Allocated memory was 90.2MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 57.7MB in the beginning and 823.5MB in the end (delta: -765.8MB). Peak memory consumption was 376.9MB. Max. memory is 16.1GB. [2021-11-23 15:34:32,570 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 65.0MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:32,571 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5307.37ms. Allocated memory was 90.2MB in the beginning and 188.7MB in the end (delta: 98.6MB). Free memory was 57.4MB in the beginning and 81.8MB in the end (delta: -24.4MB). Peak memory consumption was 102.5MB. Max. memory is 16.1GB. [2021-11-23 15:34:32,572 INFO L158 Benchmark]: Boogie Procedure Inliner took 753.66ms. Allocated memory was 188.7MB in the beginning and 339.7MB in the end (delta: 151.0MB). Free memory was 81.8MB in the beginning and 208.6MB in the end (delta: -126.8MB). Peak memory consumption was 67.8MB. Max. memory is 16.1GB. [2021-11-23 15:34:32,573 INFO L158 Benchmark]: Boogie Preprocessor took 959.44ms. Allocated memory is still 339.7MB. Free memory was 208.6MB in the beginning and 187.2MB in the end (delta: 21.4MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2021-11-23 15:34:32,575 INFO L158 Benchmark]: RCFGBuilder took 12519.16ms. Allocated memory was 339.7MB in the beginning and 1.2GB in the end (delta: 857.7MB). Free memory was 187.2MB in the beginning and 823.5MB in the end (delta: -636.3MB). Peak memory consumption was 257.9MB. Max. memory is 16.1GB. [2021-11-23 15:34:32,579 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 65.0MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5307.37ms. Allocated memory was 90.2MB in the beginning and 188.7MB in the end (delta: 98.6MB). Free memory was 57.4MB in the beginning and 81.8MB in the end (delta: -24.4MB). Peak memory consumption was 102.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 753.66ms. Allocated memory was 188.7MB in the beginning and 339.7MB in the end (delta: 151.0MB). Free memory was 81.8MB in the beginning and 208.6MB in the end (delta: -126.8MB). Peak memory consumption was 67.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 959.44ms. Allocated memory is still 339.7MB. Free memory was 208.6MB in the beginning and 187.2MB in the end (delta: 21.4MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. * RCFGBuilder took 12519.16ms. Allocated memory was 339.7MB in the beginning and 1.2GB in the end (delta: 857.7MB). Free memory was 187.2MB in the beginning and 823.5MB in the end (delta: -636.3MB). Peak memory consumption was 257.9MB. 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 15:34:32,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b10cd0-bce5-4ffe-b13d-4d88a6ebadee/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