./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.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_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/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_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/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_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/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 7adc5be84218941c02109a6f05aa2044beb278121fd387aba807705fdb759027 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:38,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:38,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:38,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:38,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:38,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:38,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:38,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:38,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:38,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:38,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:38,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:38,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:38,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:38,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:38,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:38,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:38,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:38,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:38,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:38,957 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:38,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:38,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:38,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:38,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:38,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:38,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:38,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:38,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:38,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:38,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:38,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:38,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:38,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:38,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:38,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:38,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:38,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:38,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:38,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:38,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:38,982 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:39,022 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:39,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:39,023 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:39,023 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:39,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:39,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:39,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:39,025 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:39,025 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:39,025 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:39,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:39,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:39,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:39,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:39,026 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:39,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:39,026 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:39,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:39,027 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:39,027 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:39,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:39,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:39,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:39,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:39,032 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:39,033 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:39,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:39,033 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:39,034 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_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7adc5be84218941c02109a6f05aa2044beb278121fd387aba807705fdb759027 [2021-11-23 15:04:39,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:39,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:39,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:39,322 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:39,323 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:39,325 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c [2021-11-23 15:04:39,392 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/data/567767ccb/f3818c236e69465cb9b11cd6e64ce0f9/FLAGf745f5e49 [2021-11-23 15:04:40,365 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:40,366 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c [2021-11-23 15:04:40,411 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/data/567767ccb/f3818c236e69465cb9b11cd6e64ce0f9/FLAGf745f5e49 [2021-11-23 15:04:40,742 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/data/567767ccb/f3818c236e69465cb9b11cd6e64ce0f9 [2021-11-23 15:04:40,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:40,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:40,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:40,749 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:40,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:40,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:40" (1/1) ... [2021-11-23 15:04:40,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3480584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:40, skipping insertion in model container [2021-11-23 15:04:40,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:40" (1/1) ... [2021-11-23 15:04:40,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:41,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:43,587 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c[380323,380336] [2021-11-23 15:04:43,618 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_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c[383339,383352] [2021-11-23 15:04:43,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:43,811 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:45,127 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_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c[380323,380336] [2021-11-23 15:04:45,145 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_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c[383339,383352] [2021-11-23 15:04:45,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:45,237 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:45,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45 WrapperNode [2021-11-23 15:04:45,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:45,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:45,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:45,239 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:45,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,787 INFO L137 Inliner]: procedures = 46, calls = 45, calls flagged for inlining = 23, calls inlined = 23, statements flattened = 12566 [2021-11-23 15:04:45,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:45,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:45,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:45,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:45,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:45,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:46,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:46,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:46,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:46,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:46,242 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:46,242 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:46,242 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:46,243 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:45" (1/1) ... [2021-11-23 15:04:46,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:46,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:46,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:46,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:46,456 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:04:46,456 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:04:46,456 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:04:46,456 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:04:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:04:46,457 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:04:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:04:46,457 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:04:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:04:46,457 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:04:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:04:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:04:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:04:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:04:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:46,607 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:46,621 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:54,064 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:54,157 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:04:54,164 INFO L158 Benchmark]: Toolchain (without parser) took 13416.05ms. Allocated memory was 140.5MB in the beginning and 968.9MB in the end (delta: 828.4MB). Free memory was 94.1MB in the beginning and 728.1MB in the end (delta: -634.0MB). Peak memory consumption was 404.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:54,164 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 140.5MB. Free memory is still 117.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:54,166 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4489.97ms. Allocated memory was 140.5MB in the beginning and 327.2MB in the end (delta: 186.6MB). Free memory was 93.7MB in the beginning and 224.7MB in the end (delta: -131.0MB). Peak memory consumption was 120.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:54,168 INFO L158 Benchmark]: Boogie Procedure Inliner took 548.74ms. Allocated memory is still 327.2MB. Free memory was 224.7MB in the beginning and 148.2MB in the end (delta: 76.5MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:54,169 INFO L158 Benchmark]: Boogie Preprocessor took 452.43ms. Allocated memory is still 327.2MB. Free memory was 148.2MB in the beginning and 154.5MB in the end (delta: -6.3MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:54,170 INFO L158 Benchmark]: RCFGBuilder took 7919.03ms. Allocated memory was 327.2MB in the beginning and 968.9MB in the end (delta: 641.7MB). Free memory was 154.5MB in the beginning and 728.1MB in the end (delta: -573.7MB). Peak memory consumption was 280.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:54,179 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 140.5MB. Free memory is still 117.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4489.97ms. Allocated memory was 140.5MB in the beginning and 327.2MB in the end (delta: 186.6MB). Free memory was 93.7MB in the beginning and 224.7MB in the end (delta: -131.0MB). Peak memory consumption was 120.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 548.74ms. Allocated memory is still 327.2MB. Free memory was 224.7MB in the beginning and 148.2MB in the end (delta: 76.5MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 452.43ms. Allocated memory is still 327.2MB. Free memory was 148.2MB in the beginning and 154.5MB in the end (delta: -6.3MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. * RCFGBuilder took 7919.03ms. Allocated memory was 327.2MB in the beginning and 968.9MB in the end (delta: 641.7MB). Free memory was 154.5MB in the beginning and 728.1MB in the end (delta: -573.7MB). Peak memory consumption was 280.9MB. 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 15:04:54,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/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_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/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_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/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_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/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 7adc5be84218941c02109a6f05aa2044beb278121fd387aba807705fdb759027 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:56,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:56,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:56,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:56,597 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:56,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:56,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:56,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:56,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:56,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:56,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:56,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:56,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:56,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:56,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:56,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:56,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:56,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:56,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:56,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:56,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:56,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:56,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:56,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:56,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:56,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:56,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:56,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:56,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:56,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:56,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:56,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:56,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:56,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:56,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:56,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:56,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:56,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:56,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:56,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:56,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:56,641 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:56,682 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:56,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:56,683 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:56,683 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:56,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:56,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:56,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:56,684 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:56,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:56,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:56,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:56,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:56,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:56,686 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:56,686 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:56,686 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:56,686 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:56,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:56,687 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:56,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:56,687 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:56,687 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:56,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:56,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:56,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:56,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:56,688 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:56,689 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:56,689 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:56,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:56,689 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:56,689 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:56,690 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_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7adc5be84218941c02109a6f05aa2044beb278121fd387aba807705fdb759027 [2021-11-23 15:04:57,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:57,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:57,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:57,054 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:57,055 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:57,056 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c [2021-11-23 15:04:57,134 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/data/f4986734f/2e230e985b5144df92e8775700ae75b4/FLAG43279c620 [2021-11-23 15:04:58,167 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:58,168 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c [2021-11-23 15:04:58,212 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/data/f4986734f/2e230e985b5144df92e8775700ae75b4/FLAG43279c620 [2021-11-23 15:04:58,469 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/data/f4986734f/2e230e985b5144df92e8775700ae75b4 [2021-11-23 15:04:58,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:58,475 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:58,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:58,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:58,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:58,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d307039 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:58, skipping insertion in model container [2021-11-23 15:04:58,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,491 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:58,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:01,125 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_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c[380323,380336] [2021-11-23 15:05:01,158 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_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c[383339,383352] [2021-11-23 15:05:01,339 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:01,352 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:02,739 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_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c[380323,380336] [2021-11-23 15:05:02,751 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_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c[383339,383352] [2021-11-23 15:05:02,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:02,833 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:02,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02 WrapperNode [2021-11-23 15:05:02,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:02,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:02,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:02,835 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:02,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:02,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:03,418 INFO L137 Inliner]: procedures = 47, calls = 45, calls flagged for inlining = 23, calls inlined = 23, statements flattened = 12545 [2021-11-23 15:05:03,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:03,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:03,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:03,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:03,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:03,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:03,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:03,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:03,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:03,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:04,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:04,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:04,068 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:04,068 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:04,068 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:04,069 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:04,075 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:04,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:04,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:04,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:04,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:04,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:04,147 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:05:04,147 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:05:04,147 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:05:04,147 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:05:04,147 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:05:04,147 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:05:04,148 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:05:04,148 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:05:04,148 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:05:04,148 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:05:04,148 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:05:04,148 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:05:04,148 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:05:04,149 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:05:04,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:04,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:04,244 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:04,246 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:14,236 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:14,320 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:14,325 INFO L158 Benchmark]: Toolchain (without parser) took 15848.81ms. Allocated memory was 98.6MB in the beginning and 675.3MB in the end (delta: 576.7MB). Free memory was 67.5MB in the beginning and 330.6MB in the end (delta: -263.1MB). Peak memory consumption was 431.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:14,326 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:14,327 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4355.06ms. Allocated memory was 98.6MB in the beginning and 195.0MB in the end (delta: 96.5MB). Free memory was 67.2MB in the beginning and 100.2MB in the end (delta: -33.0MB). Peak memory consumption was 104.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:14,328 INFO L158 Benchmark]: Boogie Procedure Inliner took 584.68ms. Allocated memory was 195.0MB in the beginning and 337.6MB in the end (delta: 142.6MB). Free memory was 100.2MB in the beginning and 211.1MB in the end (delta: -110.9MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:14,329 INFO L158 Benchmark]: Boogie Preprocessor took 646.64ms. Allocated memory is still 337.6MB. Free memory was 211.1MB in the beginning and 170.2MB in the end (delta: 40.9MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:14,330 INFO L158 Benchmark]: RCFGBuilder took 10255.50ms. Allocated memory was 337.6MB in the beginning and 675.3MB in the end (delta: 337.6MB). Free memory was 170.2MB in the beginning and 331.7MB in the end (delta: -161.5MB). Peak memory consumption was 295.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:14,333 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4355.06ms. Allocated memory was 98.6MB in the beginning and 195.0MB in the end (delta: 96.5MB). Free memory was 67.2MB in the beginning and 100.2MB in the end (delta: -33.0MB). Peak memory consumption was 104.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 584.68ms. Allocated memory was 195.0MB in the beginning and 337.6MB in the end (delta: 142.6MB). Free memory was 100.2MB in the beginning and 211.1MB in the end (delta: -110.9MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 646.64ms. Allocated memory is still 337.6MB. Free memory was 211.1MB in the beginning and 170.2MB in the end (delta: 40.9MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10255.50ms. Allocated memory was 337.6MB in the beginning and 675.3MB in the end (delta: 337.6MB). Free memory was 170.2MB in the beginning and 331.7MB in the end (delta: -161.5MB). Peak memory consumption was 295.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:14,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0efcb1-ee15-4a12-9ab4-9e7b9e1a894e/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