./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/token_ring.01.cil-1.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_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/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_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/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_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/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 7b0a21004c99a1cc1588d43a2481960a2ce9f2cdf68e9a363306433e7d24bd30 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:41,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:41,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:41,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:41,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:41,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:41,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:41,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:41,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:41,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:41,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:41,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:41,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:41,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:41,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:41,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:41,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:41,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:41,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:41,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:41,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:41,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:41,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:41,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:41,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:41,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:41,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:41,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:41,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:41,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:41,856 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:41,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:41,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:41,860 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:41,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:41,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:41,864 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:41,864 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:41,864 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:41,865 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:41,866 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:41,867 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:41,902 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:41,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:41,904 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:41,904 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:41,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:41,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:41,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:41,906 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:41,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:41,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:41,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:41,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:41,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:41,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:41,907 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:41,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:41,908 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:41,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:41,908 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:41,909 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:41,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:41,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:41,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:41,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:41,910 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:41,910 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:41,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:41,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:41,911 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_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b0a21004c99a1cc1588d43a2481960a2ce9f2cdf68e9a363306433e7d24bd30 [2021-11-23 15:58:42,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:42,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:42,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:42,166 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:42,167 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:42,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/systemc/token_ring.01.cil-1.c [2021-11-23 15:58:42,254 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/data/e8f1d68c1/204bec9ee526474ba4f55dddb88bd10c/FLAG170bffe5b [2021-11-23 15:58:42,686 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:42,687 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/sv-benchmarks/c/systemc/token_ring.01.cil-1.c [2021-11-23 15:58:42,695 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/data/e8f1d68c1/204bec9ee526474ba4f55dddb88bd10c/FLAG170bffe5b [2021-11-23 15:58:43,059 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/data/e8f1d68c1/204bec9ee526474ba4f55dddb88bd10c [2021-11-23 15:58:43,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:43,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:43,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:43,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:43,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:43,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:43" (1/1) ... [2021-11-23 15:58:43,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a96d4be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:43, skipping insertion in model container [2021-11-23 15:58:43,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:43" (1/1) ... [2021-11-23 15:58:43,091 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:43,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:43,314 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_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/sv-benchmarks/c/systemc/token_ring.01.cil-1.c[671,684] [2021-11-23 15:58:43,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:43,371 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:43,383 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_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/sv-benchmarks/c/systemc/token_ring.01.cil-1.c[671,684] [2021-11-23 15:58:43,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:43,427 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:43,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:43 WrapperNode [2021-11-23 15:58:43,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:43,430 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:43,430 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:43,430 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:43,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:43" (1/1) ... [2021-11-23 15:58:43,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:43" (1/1) ... [2021-11-23 15:58:43,477 INFO L137 Inliner]: procedures = 30, calls = 34, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 215 [2021-11-23 15:58:43,478 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:43,479 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:43,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:43,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:43,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:43" (1/1) ... [2021-11-23 15:58:43,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:43" (1/1) ... [2021-11-23 15:58:43,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:43" (1/1) ... [2021-11-23 15:58:43,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:43" (1/1) ... [2021-11-23 15:58:43,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:43" (1/1) ... [2021-11-23 15:58:43,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:43" (1/1) ... [2021-11-23 15:58:43,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:43" (1/1) ... [2021-11-23 15:58:43,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:43,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:43,512 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:43,512 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:43,514 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:43" (1/1) ... [2021-11-23 15:58:43,521 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:43,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:43,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:43,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:43,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:43,613 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:58:43,613 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:58:43,616 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:58:43,616 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:58:43,616 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:58:43,616 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:58:43,616 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:58:43,617 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:58:43,617 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:58:43,617 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:58:43,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:43,617 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:58:43,617 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:58:43,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:43,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:43,727 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:43,728 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:44,048 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:44,088 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 15:58:44,092 INFO L158 Benchmark]: Toolchain (without parser) took 1028.52ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 66.9MB in the beginning and 73.9MB in the end (delta: -7.0MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:44,093 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory was 56.0MB in the beginning and 56.0MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:44,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.69ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 66.6MB in the beginning and 94.0MB in the end (delta: -27.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:44,095 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.47ms. Allocated memory is still 121.6MB. Free memory was 94.0MB in the beginning and 92.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:44,096 INFO L158 Benchmark]: Boogie Preprocessor took 32.35ms. Allocated memory is still 121.6MB. Free memory was 91.9MB in the beginning and 90.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:44,097 INFO L158 Benchmark]: RCFGBuilder took 578.34ms. Allocated memory is still 121.6MB. Free memory was 90.1MB in the beginning and 73.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:44,101 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory was 56.0MB in the beginning and 56.0MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.69ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 66.6MB in the beginning and 94.0MB in the end (delta: -27.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.47ms. Allocated memory is still 121.6MB. Free memory was 94.0MB in the beginning and 92.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.35ms. Allocated memory is still 121.6MB. Free memory was 91.9MB in the beginning and 90.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 578.34ms. Allocated memory is still 121.6MB. Free memory was 90.1MB in the beginning and 73.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. 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 15:58:44,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/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_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/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_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/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_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/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 7b0a21004c99a1cc1588d43a2481960a2ce9f2cdf68e9a363306433e7d24bd30 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:46,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:46,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:46,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:46,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:46,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:46,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:46,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:46,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:46,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:46,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:46,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:46,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:46,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:46,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:46,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:46,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:46,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:46,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:46,660 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:46,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:46,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:46,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:46,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:46,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:46,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:46,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:46,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:46,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:46,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:46,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:46,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:46,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:46,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:46,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:46,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:46,677 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:46,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:46,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:46,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:46,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:46,681 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:46,719 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:46,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:46,721 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:46,721 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:46,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:46,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:46,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:46,724 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:46,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:46,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:46,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:46,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:46,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:46,726 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:46,726 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:46,726 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:46,726 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:46,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:46,727 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:46,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:46,727 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:46,728 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:46,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:46,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:46,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:46,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:46,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:46,729 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:46,729 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:46,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:46,730 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:46,730 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:46,730 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_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b0a21004c99a1cc1588d43a2481960a2ce9f2cdf68e9a363306433e7d24bd30 [2021-11-23 15:58:47,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:47,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:47,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:47,146 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:47,147 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:47,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/systemc/token_ring.01.cil-1.c [2021-11-23 15:58:47,228 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/data/04a2aa6ba/77455ebb61374bb5a764db27901c5938/FLAG91497cf2f [2021-11-23 15:58:47,825 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:47,825 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/sv-benchmarks/c/systemc/token_ring.01.cil-1.c [2021-11-23 15:58:47,839 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/data/04a2aa6ba/77455ebb61374bb5a764db27901c5938/FLAG91497cf2f [2021-11-23 15:58:48,179 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/data/04a2aa6ba/77455ebb61374bb5a764db27901c5938 [2021-11-23 15:58:48,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:48,184 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:48,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:48,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:48,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:48,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f8282a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48, skipping insertion in model container [2021-11-23 15:58:48,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:48,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:48,361 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_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/sv-benchmarks/c/systemc/token_ring.01.cil-1.c[671,684] [2021-11-23 15:58:48,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:48,439 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:48,461 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_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/sv-benchmarks/c/systemc/token_ring.01.cil-1.c[671,684] [2021-11-23 15:58:48,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:48,543 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:48,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48 WrapperNode [2021-11-23 15:58:48,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:48,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:48,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:48,545 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:48,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,588 INFO L137 Inliner]: procedures = 30, calls = 34, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 206 [2021-11-23 15:58:48,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:48,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:48,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:48,590 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:48,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:48,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:48,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:48,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:48,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:48,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:48,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:48,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:48,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:48,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:48,727 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:58:48,728 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:58:48,728 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:58:48,728 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:58:48,728 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:58:48,728 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:58:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:58:48,729 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:58:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:58:48,729 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:58:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:58:48,729 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:58:48,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:48,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:48,806 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:48,808 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:49,227 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:49,281 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 15:58:49,286 INFO L158 Benchmark]: Toolchain (without parser) took 1101.48ms. Allocated memory is still 71.3MB. Free memory was 52.2MB in the beginning and 32.0MB in the end (delta: 20.2MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:49,287 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 71.3MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:49,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.64ms. Allocated memory is still 71.3MB. Free memory was 52.1MB in the beginning and 51.9MB in the end (delta: 218.3kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:49,289 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.89ms. Allocated memory is still 71.3MB. Free memory was 51.9MB in the beginning and 49.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:49,289 INFO L158 Benchmark]: Boogie Preprocessor took 31.79ms. Allocated memory is still 71.3MB. Free memory was 49.8MB in the beginning and 48.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:49,290 INFO L158 Benchmark]: RCFGBuilder took 662.52ms. Allocated memory is still 71.3MB. Free memory was 48.2MB in the beginning and 32.0MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:49,293 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 71.3MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.64ms. Allocated memory is still 71.3MB. Free memory was 52.1MB in the beginning and 51.9MB in the end (delta: 218.3kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.89ms. Allocated memory is still 71.3MB. Free memory was 51.9MB in the beginning and 49.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.79ms. Allocated memory is still 71.3MB. Free memory was 49.8MB in the beginning and 48.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 662.52ms. Allocated memory is still 71.3MB. Free memory was 48.2MB in the beginning and 32.0MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. 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 15:58:49,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d06d87d-6c88-4a6f-988c-edd5bdbb91bb/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