./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.08.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_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/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_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.08.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/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_b06e712e-383b-404b-8fa1-be71dac60a11/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 fde4aa10540dafc8826e147080809d5acc35a439830c8d5d4d25a271d8a78822 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:00,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:00,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:00,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:00,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:00,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:00,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:00,995 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:00,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:01,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:01,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:01,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:01,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:01,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:01,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:01,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:01,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:01,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:01,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:01,037 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:01,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:01,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:01,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:01,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:01,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:01,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:01,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:01,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:01,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:01,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:01,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:01,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:01,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:01,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:01,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:01,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:01,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:01,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:01,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:01,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:01,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:01,063 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:53:01,086 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:01,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:01,087 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:01,087 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:01,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:01,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:01,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:01,089 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:01,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:01,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:01,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:01,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:01,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:01,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:01,095 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:01,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:01,096 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:01,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:01,096 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:01,096 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:01,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:01,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:01,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:01,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:01,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:01,098 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:53:01,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:53:01,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:01,098 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_b06e712e-383b-404b-8fa1-be71dac60a11/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fde4aa10540dafc8826e147080809d5acc35a439830c8d5d4d25a271d8a78822 [2021-11-23 15:53:01,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:01,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:01,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:01,371 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:01,372 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:01,373 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.08.cil-2.c [2021-11-23 15:53:01,452 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/data/da168f36e/fde1fbc6fa10418da4870e96e93428be/FLAG518ddc8c9 [2021-11-23 15:53:02,495 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:02,498 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/sv-benchmarks/c/combinations/Problem05_label46+token_ring.08.cil-2.c [2021-11-23 15:53:02,552 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/data/da168f36e/fde1fbc6fa10418da4870e96e93428be/FLAG518ddc8c9 [2021-11-23 15:53:02,797 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/data/da168f36e/fde1fbc6fa10418da4870e96e93428be [2021-11-23 15:53:02,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:02,802 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:02,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:02,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:02,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:02,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:02" (1/1) ... [2021-11-23 15:53:02,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1885ce1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:02, skipping insertion in model container [2021-11-23 15:53:02,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:02" (1/1) ... [2021-11-23 15:53:02,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:03,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:05,455 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_b06e712e-383b-404b-8fa1-be71dac60a11/sv-benchmarks/c/combinations/Problem05_label46+token_ring.08.cil-2.c[382357,382370] [2021-11-23 15:53:05,485 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_b06e712e-383b-404b-8fa1-be71dac60a11/sv-benchmarks/c/combinations/Problem05_label46+token_ring.08.cil-2.c[383339,383352] [2021-11-23 15:53:05,783 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:05,800 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:07,096 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_b06e712e-383b-404b-8fa1-be71dac60a11/sv-benchmarks/c/combinations/Problem05_label46+token_ring.08.cil-2.c[382357,382370] [2021-11-23 15:53:07,099 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_b06e712e-383b-404b-8fa1-be71dac60a11/sv-benchmarks/c/combinations/Problem05_label46+token_ring.08.cil-2.c[383339,383352] [2021-11-23 15:53:07,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:07,212 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:07,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:07 WrapperNode [2021-11-23 15:53:07,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:07,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:07,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:07,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:07,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:07" (1/1) ... [2021-11-23 15:53:07,310 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:07" (1/1) ... [2021-11-23 15:53:07,687 INFO L137 Inliner]: procedures = 60, calls = 66, calls flagged for inlining = 37, calls inlined = 37, statements flattened = 12972 [2021-11-23 15:53:07,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:07,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:07,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:07,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:07,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:07" (1/1) ... [2021-11-23 15:53:07,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:07" (1/1) ... [2021-11-23 15:53:07,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:07" (1/1) ... [2021-11-23 15:53:07,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:07" (1/1) ... [2021-11-23 15:53:08,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:07" (1/1) ... [2021-11-23 15:53:08,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:07" (1/1) ... [2021-11-23 15:53:08,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:07" (1/1) ... [2021-11-23 15:53:08,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:08,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:08,391 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:08,391 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:08,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:07" (1/1) ... [2021-11-23 15:53:08,400 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:08,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:08,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:08,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:08,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:08,481 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:53:08,482 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:53:08,482 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:53:08,482 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:53:08,482 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:53:08,482 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:53:08,482 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:53:08,483 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:53:08,483 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:53:08,483 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:53:08,483 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:53:08,483 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:53:08,483 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:53:08,484 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:53:08,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:53:08,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:08,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:08,627 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:08,629 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:16,549 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:16,676 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 15:53:16,682 INFO L158 Benchmark]: Toolchain (without parser) took 13877.92ms. Allocated memory was 155.2MB in the beginning and 750.8MB in the end (delta: 595.6MB). Free memory was 121.3MB in the beginning and 483.4MB in the end (delta: -362.1MB). Peak memory consumption was 436.8MB. Max. memory is 16.1GB. [2021-11-23 15:53:16,684 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:16,685 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4409.03ms. Allocated memory was 155.2MB in the beginning and 220.2MB in the end (delta: 65.0MB). Free memory was 120.6MB in the beginning and 102.0MB in the end (delta: 18.6MB). Peak memory consumption was 120.9MB. Max. memory is 16.1GB. [2021-11-23 15:53:16,686 INFO L158 Benchmark]: Boogie Procedure Inliner took 473.79ms. Allocated memory is still 220.2MB. Free memory was 102.0MB in the beginning and 70.7MB in the end (delta: 31.4MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2021-11-23 15:53:16,688 INFO L158 Benchmark]: Boogie Preprocessor took 699.75ms. Allocated memory was 220.2MB in the beginning and 388.0MB in the end (delta: 167.8MB). Free memory was 70.7MB in the beginning and 230.0MB in the end (delta: -159.3MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2021-11-23 15:53:16,689 INFO L158 Benchmark]: RCFGBuilder took 8288.20ms. Allocated memory was 388.0MB in the beginning and 750.8MB in the end (delta: 362.8MB). Free memory was 230.0MB in the beginning and 483.4MB in the end (delta: -253.5MB). Peak memory consumption was 314.9MB. Max. memory is 16.1GB. [2021-11-23 15:53:16,698 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4409.03ms. Allocated memory was 155.2MB in the beginning and 220.2MB in the end (delta: 65.0MB). Free memory was 120.6MB in the beginning and 102.0MB in the end (delta: 18.6MB). Peak memory consumption was 120.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 473.79ms. Allocated memory is still 220.2MB. Free memory was 102.0MB in the beginning and 70.7MB in the end (delta: 31.4MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 699.75ms. Allocated memory was 220.2MB in the beginning and 388.0MB in the end (delta: 167.8MB). Free memory was 70.7MB in the beginning and 230.0MB in the end (delta: -159.3MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. * RCFGBuilder took 8288.20ms. Allocated memory was 388.0MB in the beginning and 750.8MB in the end (delta: 362.8MB). Free memory was 230.0MB in the beginning and 483.4MB in the end (delta: -253.5MB). Peak memory consumption was 314.9MB. 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 15:53:16,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/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_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/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_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.08.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/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_b06e712e-383b-404b-8fa1-be71dac60a11/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 fde4aa10540dafc8826e147080809d5acc35a439830c8d5d4d25a271d8a78822 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:19,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:19,231 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:19,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:19,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:19,278 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:19,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:19,286 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:19,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:19,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:19,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:19,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:19,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:19,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:19,305 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:19,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:19,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:19,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:19,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:19,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:19,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:19,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:19,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:19,335 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:19,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:19,344 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:19,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:19,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:19,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:19,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:19,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:19,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:19,353 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:19,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:19,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:19,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:19,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:19,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:19,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:19,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:19,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:19,367 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:53:19,420 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:19,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:19,422 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:19,422 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:19,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:19,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:19,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:19,425 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:19,425 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:19,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:19,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:19,427 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:19,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:19,427 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:53:19,427 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:53:19,427 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:53:19,427 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:19,428 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:19,428 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:19,428 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:19,428 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:19,428 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:19,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:19,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:19,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:19,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:19,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:19,430 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:53:19,430 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:53:19,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:19,430 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:53:19,430 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:53:19,431 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_b06e712e-383b-404b-8fa1-be71dac60a11/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fde4aa10540dafc8826e147080809d5acc35a439830c8d5d4d25a271d8a78822 [2021-11-23 15:53:19,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:19,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:19,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:19,916 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:19,917 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:19,918 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.08.cil-2.c [2021-11-23 15:53:20,011 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/data/42769c7ce/73cd216fb1294e45baff34748eed6061/FLAG45016f2d1 [2021-11-23 15:53:21,128 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:21,129 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/sv-benchmarks/c/combinations/Problem05_label46+token_ring.08.cil-2.c [2021-11-23 15:53:21,207 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/data/42769c7ce/73cd216fb1294e45baff34748eed6061/FLAG45016f2d1 [2021-11-23 15:53:21,417 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/data/42769c7ce/73cd216fb1294e45baff34748eed6061 [2021-11-23 15:53:21,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:21,421 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:21,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:21,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:21,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:21,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:21" (1/1) ... [2021-11-23 15:53:21,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b11380e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:21, skipping insertion in model container [2021-11-23 15:53:21,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:21" (1/1) ... [2021-11-23 15:53:21,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:21,695 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:24,238 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_b06e712e-383b-404b-8fa1-be71dac60a11/sv-benchmarks/c/combinations/Problem05_label46+token_ring.08.cil-2.c[382357,382370] [2021-11-23 15:53:24,266 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_b06e712e-383b-404b-8fa1-be71dac60a11/sv-benchmarks/c/combinations/Problem05_label46+token_ring.08.cil-2.c[383339,383352] [2021-11-23 15:53:24,610 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:24,625 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:26,027 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_b06e712e-383b-404b-8fa1-be71dac60a11/sv-benchmarks/c/combinations/Problem05_label46+token_ring.08.cil-2.c[382357,382370] [2021-11-23 15:53:26,031 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_b06e712e-383b-404b-8fa1-be71dac60a11/sv-benchmarks/c/combinations/Problem05_label46+token_ring.08.cil-2.c[383339,383352] [2021-11-23 15:53:26,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:26,166 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:26,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:26 WrapperNode [2021-11-23 15:53:26,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:26,184 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:26,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:26,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:26,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:26" (1/1) ... [2021-11-23 15:53:26,347 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:26" (1/1) ... [2021-11-23 15:53:26,733 INFO L137 Inliner]: procedures = 61, calls = 66, calls flagged for inlining = 37, calls inlined = 37, statements flattened = 12937 [2021-11-23 15:53:26,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:26,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:26,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:26,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:26,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:26" (1/1) ... [2021-11-23 15:53:26,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:26" (1/1) ... [2021-11-23 15:53:26,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:26" (1/1) ... [2021-11-23 15:53:26,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:26" (1/1) ... [2021-11-23 15:53:27,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:26" (1/1) ... [2021-11-23 15:53:27,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:26" (1/1) ... [2021-11-23 15:53:27,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:26" (1/1) ... [2021-11-23 15:53:27,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:27,467 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:27,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:27,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:27,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:26" (1/1) ... [2021-11-23 15:53:27,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:27,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:27,535 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:27,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:53:27,685 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:53:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:53:27,685 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:53:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:53:27,685 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:53:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:53:27,686 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:53:27,686 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:53:27,686 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:53:27,686 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:53:27,686 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:53:27,686 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:53:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:53:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:53:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:27,919 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:27,921 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:39,394 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:39,489 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 15:53:39,495 INFO L158 Benchmark]: Toolchain (without parser) took 18072.22ms. Allocated memory was 77.6MB in the beginning and 906.0MB in the end (delta: 828.4MB). Free memory was 37.3MB in the beginning and 504.4MB in the end (delta: -467.0MB). Peak memory consumption was 366.0MB. Max. memory is 16.1GB. [2021-11-23 15:53:39,496 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 54.5MB. Free memory was 35.6MB in the beginning and 35.6MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:39,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4747.48ms. Allocated memory was 77.6MB in the beginning and 232.8MB in the end (delta: 155.2MB). Free memory was 37.1MB in the beginning and 116.4MB in the end (delta: -79.3MB). Peak memory consumption was 80.0MB. Max. memory is 16.1GB. [2021-11-23 15:53:39,498 INFO L158 Benchmark]: Boogie Procedure Inliner took 549.31ms. Allocated memory is still 232.8MB. Free memory was 116.4MB in the beginning and 79.7MB in the end (delta: 36.7MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2021-11-23 15:53:39,499 INFO L158 Benchmark]: Boogie Preprocessor took 725.15ms. Allocated memory is still 232.8MB. Free memory was 79.7MB in the beginning and 67.9MB in the end (delta: 11.8MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. [2021-11-23 15:53:39,500 INFO L158 Benchmark]: RCFGBuilder took 12025.67ms. Allocated memory was 232.8MB in the beginning and 906.0MB in the end (delta: 673.2MB). Free memory was 67.4MB in the beginning and 504.4MB in the end (delta: -436.9MB). Peak memory consumption was 242.2MB. Max. memory is 16.1GB. [2021-11-23 15:53:39,504 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 54.5MB. Free memory was 35.6MB in the beginning and 35.6MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4747.48ms. Allocated memory was 77.6MB in the beginning and 232.8MB in the end (delta: 155.2MB). Free memory was 37.1MB in the beginning and 116.4MB in the end (delta: -79.3MB). Peak memory consumption was 80.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 549.31ms. Allocated memory is still 232.8MB. Free memory was 116.4MB in the beginning and 79.7MB in the end (delta: 36.7MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 725.15ms. Allocated memory is still 232.8MB. Free memory was 79.7MB in the beginning and 67.9MB in the end (delta: 11.8MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. * RCFGBuilder took 12025.67ms. Allocated memory was 232.8MB in the beginning and 906.0MB in the end (delta: 673.2MB). Free memory was 67.4MB in the beginning and 504.4MB in the end (delta: -436.9MB). Peak memory consumption was 242.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:53:39,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b06e712e-383b-404b-8fa1-be71dac60a11/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