./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.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_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/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_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/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_1a9c52d6-5a3c-43d3-8212-bd84549147fd/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 3a629e5533750136bdc4ecf4cf9ae4f163f3dcd9918add7f5bb2c2e476f05d0e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:58,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:58,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:58,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:58,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:58,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:58,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:58,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:58,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:58,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:58,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:58,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:58,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:58,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:58,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:58,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:58,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:58,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:58,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:58,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:58,931 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:58,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:58,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:58,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:58,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:58,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:58,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:58,949 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:58,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:58,951 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:58,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:58,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:58,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:58,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:58,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:58,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:58,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:58,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:58,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:58,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:58,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:58,963 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:59,005 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:59,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:59,007 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:59,007 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:59,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:59,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:59,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:59,009 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:59,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:59,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:59,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:59,016 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:59,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:59,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:59,017 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:59,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:59,018 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:59,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:59,018 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:59,018 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:59,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:59,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:59,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:59,019 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:59,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:59,020 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:59,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:59,020 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:59,021 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_1a9c52d6-5a3c-43d3-8212-bd84549147fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a629e5533750136bdc4ecf4cf9ae4f163f3dcd9918add7f5bb2c2e476f05d0e [2021-11-23 15:58:59,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:59,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:59,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:59,384 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:59,385 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:59,386 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c [2021-11-23 15:58:59,453 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/data/c60ce5686/477b754090db421fb1bd295d71cbe188/FLAG44a1ecfdd [2021-11-23 15:59:00,456 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:00,457 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c [2021-11-23 15:59:00,515 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/data/c60ce5686/477b754090db421fb1bd295d71cbe188/FLAG44a1ecfdd [2021-11-23 15:59:00,796 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/data/c60ce5686/477b754090db421fb1bd295d71cbe188 [2021-11-23 15:59:00,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:00,799 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:00,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:00,800 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:00,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:00,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:00" (1/1) ... [2021-11-23 15:59:00,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7da3f7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:00, skipping insertion in model container [2021-11-23 15:59:00,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:00" (1/1) ... [2021-11-23 15:59:00,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:01,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:03,441 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_1a9c52d6-5a3c-43d3-8212-bd84549147fd/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c[378560,378573] [2021-11-23 15:59:03,474 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_1a9c52d6-5a3c-43d3-8212-bd84549147fd/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c[383339,383352] [2021-11-23 15:59:03,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:03,722 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:04,967 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_1a9c52d6-5a3c-43d3-8212-bd84549147fd/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c[378560,378573] [2021-11-23 15:59:04,974 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_1a9c52d6-5a3c-43d3-8212-bd84549147fd/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c[383339,383352] [2021-11-23 15:59:04,987 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:05,048 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:05,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05 WrapperNode [2021-11-23 15:59:05,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:05,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:05,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:05,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:05,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:05,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:05,575 INFO L137 Inliner]: procedures = 52, calls = 54, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 12740 [2021-11-23 15:59:05,576 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:05,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:05,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:05,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:05,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:05,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:05,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:05,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:06,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:06,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:06,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:06,256 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:06,257 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:06,257 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:06,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:06,258 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:05" (1/1) ... [2021-11-23 15:59:06,278 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:06,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:06,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:06,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:06,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:06,470 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:59:06,470 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:59:06,470 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:59:06,470 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:59:06,471 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:59:06,471 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:59:06,471 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:59:06,471 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:59:06,471 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:59:06,471 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:59:06,471 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:59:06,472 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:59:06,472 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:59:06,472 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:59:06,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:59:06,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:06,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:06,632 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:06,644 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:14,051 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:14,174 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 15:59:14,180 INFO L158 Benchmark]: Toolchain (without parser) took 13378.49ms. Allocated memory was 111.1MB in the beginning and 968.9MB in the end (delta: 857.7MB). Free memory was 59.1MB in the beginning and 775.3MB in the end (delta: -716.3MB). Peak memory consumption was 436.0MB. Max. memory is 16.1GB. [2021-11-23 15:59:14,182 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 92.3MB. Free memory was 72.4MB in the beginning and 72.3MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:14,183 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4248.24ms. Allocated memory was 111.1MB in the beginning and 247.5MB in the end (delta: 136.3MB). Free memory was 59.1MB in the beginning and 141.2MB in the end (delta: -82.1MB). Peak memory consumption was 98.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:14,185 INFO L158 Benchmark]: Boogie Procedure Inliner took 526.47ms. Allocated memory is still 247.5MB. Free memory was 141.2MB in the beginning and 106.4MB in the end (delta: 34.8MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. [2021-11-23 15:59:14,186 INFO L158 Benchmark]: Boogie Preprocessor took 679.77ms. Allocated memory was 247.5MB in the beginning and 494.9MB in the end (delta: 247.5MB). Free memory was 106.4MB in the beginning and 329.6MB in the end (delta: -223.2MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:14,187 INFO L158 Benchmark]: RCFGBuilder took 7920.05ms. Allocated memory was 494.9MB in the beginning and 968.9MB in the end (delta: 474.0MB). Free memory was 329.6MB in the beginning and 775.3MB in the end (delta: -445.8MB). Peak memory consumption was 323.9MB. Max. memory is 16.1GB. [2021-11-23 15:59:14,196 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 92.3MB. Free memory was 72.4MB in the beginning and 72.3MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4248.24ms. Allocated memory was 111.1MB in the beginning and 247.5MB in the end (delta: 136.3MB). Free memory was 59.1MB in the beginning and 141.2MB in the end (delta: -82.1MB). Peak memory consumption was 98.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 526.47ms. Allocated memory is still 247.5MB. Free memory was 141.2MB in the beginning and 106.4MB in the end (delta: 34.8MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 679.77ms. Allocated memory was 247.5MB in the beginning and 494.9MB in the end (delta: 247.5MB). Free memory was 106.4MB in the beginning and 329.6MB in the end (delta: -223.2MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * RCFGBuilder took 7920.05ms. Allocated memory was 494.9MB in the beginning and 968.9MB in the end (delta: 474.0MB). Free memory was 329.6MB in the beginning and 775.3MB in the end (delta: -445.8MB). Peak memory consumption was 323.9MB. 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 15:59:14,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/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_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/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_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/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_1a9c52d6-5a3c-43d3-8212-bd84549147fd/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 3a629e5533750136bdc4ecf4cf9ae4f163f3dcd9918add7f5bb2c2e476f05d0e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:16,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:16,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:16,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:16,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:16,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:16,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:16,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:16,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:16,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:16,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:16,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:16,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:16,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:16,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:16,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:16,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:16,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:16,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:16,726 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:16,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:16,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:16,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:16,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:16,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:16,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:16,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:16,755 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:16,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:16,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:16,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:16,758 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:16,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:16,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:16,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:16,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:16,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:16,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:16,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:16,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:16,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:16,767 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:59:16,813 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:16,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:16,815 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:16,815 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:16,817 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:16,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:16,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:16,818 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:16,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:16,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:16,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:16,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:16,820 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:16,820 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:59:16,820 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:59:16,820 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:59:16,820 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:16,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:16,821 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:16,821 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:16,821 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:16,821 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:16,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:16,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:16,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:16,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:16,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:16,822 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:59:16,823 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:59:16,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:16,823 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:59:16,823 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:59:16,824 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_1a9c52d6-5a3c-43d3-8212-bd84549147fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a629e5533750136bdc4ecf4cf9ae4f163f3dcd9918add7f5bb2c2e476f05d0e [2021-11-23 15:59:17,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:17,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:17,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:17,249 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:17,250 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:17,252 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c [2021-11-23 15:59:17,321 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/data/1979b147e/768ad95199164990abe6d49ec42fbe5e/FLAG59b3d926e [2021-11-23 15:59:18,422 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:18,423 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c [2021-11-23 15:59:18,477 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/data/1979b147e/768ad95199164990abe6d49ec42fbe5e/FLAG59b3d926e [2021-11-23 15:59:18,676 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/data/1979b147e/768ad95199164990abe6d49ec42fbe5e [2021-11-23 15:59:18,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:18,688 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:18,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:18,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:18,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:18,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:18" (1/1) ... [2021-11-23 15:59:18,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0a4023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18, skipping insertion in model container [2021-11-23 15:59:18,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:18" (1/1) ... [2021-11-23 15:59:18,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:18,955 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:21,301 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_1a9c52d6-5a3c-43d3-8212-bd84549147fd/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c[378560,378573] [2021-11-23 15:59:21,337 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_1a9c52d6-5a3c-43d3-8212-bd84549147fd/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c[383339,383352] [2021-11-23 15:59:21,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:21,597 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:22,864 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_1a9c52d6-5a3c-43d3-8212-bd84549147fd/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c[378560,378573] [2021-11-23 15:59:22,873 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_1a9c52d6-5a3c-43d3-8212-bd84549147fd/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c[383339,383352] [2021-11-23 15:59:22,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:22,962 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:22,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:22 WrapperNode [2021-11-23 15:59:22,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:22,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:22,964 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:22,964 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:22,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:22" (1/1) ... [2021-11-23 15:59:23,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:22" (1/1) ... [2021-11-23 15:59:23,594 INFO L137 Inliner]: procedures = 53, calls = 54, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 12713 [2021-11-23 15:59:23,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:23,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:23,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:23,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:23,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:22" (1/1) ... [2021-11-23 15:59:23,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:22" (1/1) ... [2021-11-23 15:59:23,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:22" (1/1) ... [2021-11-23 15:59:23,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:22" (1/1) ... [2021-11-23 15:59:23,937 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:22" (1/1) ... [2021-11-23 15:59:24,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:22" (1/1) ... [2021-11-23 15:59:24,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:22" (1/1) ... [2021-11-23 15:59:24,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:24,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:24,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:24,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:24,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:22" (1/1) ... [2021-11-23 15:59:24,271 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:24,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:24,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:24,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:24,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:24,462 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:59:24,462 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:59:24,462 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:59:24,462 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:59:24,462 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:59:24,463 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:59:24,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:59:24,463 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:59:24,463 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:59:24,463 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:59:24,463 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:59:24,463 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:59:24,463 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:59:24,463 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:59:24,463 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:59:24,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:24,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:24,654 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:24,656 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:34,949 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:35,033 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 15:59:35,038 INFO L158 Benchmark]: Toolchain (without parser) took 16357.53ms. Allocated memory was 98.6MB in the beginning and 813.7MB in the end (delta: 715.1MB). Free memory was 64.1MB in the beginning and 557.4MB in the end (delta: -493.3MB). Peak memory consumption was 483.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:35,039 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 50.3MB. Free memory was 30.6MB in the beginning and 30.5MB in the end (delta: 40.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:35,040 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4273.27ms. Allocated memory was 98.6MB in the beginning and 216.0MB in the end (delta: 117.4MB). Free memory was 63.8MB in the beginning and 99.3MB in the end (delta: -35.6MB). Peak memory consumption was 104.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:35,040 INFO L158 Benchmark]: Boogie Procedure Inliner took 630.90ms. Allocated memory is still 216.0MB. Free memory was 99.3MB in the beginning and 82.4MB in the end (delta: 16.9MB). Peak memory consumption was 65.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:35,041 INFO L158 Benchmark]: Boogie Preprocessor took 654.87ms. Allocated memory was 216.0MB in the beginning and 406.8MB in the end (delta: 190.8MB). Free memory was 82.4MB in the beginning and 249.9MB in the end (delta: -167.4MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:35,042 INFO L158 Benchmark]: RCFGBuilder took 10785.05ms. Allocated memory was 406.8MB in the beginning and 813.7MB in the end (delta: 406.8MB). Free memory was 249.9MB in the beginning and 557.4MB in the end (delta: -307.5MB). Peak memory consumption was 362.8MB. Max. memory is 16.1GB. [2021-11-23 15:59:35,046 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 50.3MB. Free memory was 30.6MB in the beginning and 30.5MB in the end (delta: 40.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4273.27ms. Allocated memory was 98.6MB in the beginning and 216.0MB in the end (delta: 117.4MB). Free memory was 63.8MB in the beginning and 99.3MB in the end (delta: -35.6MB). Peak memory consumption was 104.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 630.90ms. Allocated memory is still 216.0MB. Free memory was 99.3MB in the beginning and 82.4MB in the end (delta: 16.9MB). Peak memory consumption was 65.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 654.87ms. Allocated memory was 216.0MB in the beginning and 406.8MB in the end (delta: 190.8MB). Free memory was 82.4MB in the beginning and 249.9MB in the end (delta: -167.4MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. * RCFGBuilder took 10785.05ms. Allocated memory was 406.8MB in the beginning and 813.7MB in the end (delta: 406.8MB). Free memory was 249.9MB in the beginning and 557.4MB in the end (delta: -307.5MB). Peak memory consumption was 362.8MB. 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 15:59:35,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a9c52d6-5a3c-43d3-8212-bd84549147fd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable