./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2018/Problem12.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_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/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_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2018/Problem12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/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_99ef69a6-3068-4e08-a120-07396130c12f/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 bc374151ad7cbf5164d124b31f1469c11fb09f7ea899f596b5df5ff69b5f22f3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:35,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:35,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:35,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:35,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:35,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:35,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:35,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:35,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:35,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:35,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:35,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:35,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:35,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:35,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:35,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:35,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:35,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:35,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:35,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:35,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:35,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:36,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:36,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:36,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:36,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:36,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:36,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:36,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:36,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:36,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:36,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:36,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:36,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:36,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:36,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:36,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:36,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:36,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:36,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:36,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:36,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:36,067 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:36,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:36,068 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:36,069 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:36,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:36,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:36,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:36,070 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:36,070 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:36,071 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:36,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:36,072 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:36,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:36,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:36,073 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:36,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:36,073 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:36,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:36,073 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:36,074 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:36,074 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:36,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:36,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:36,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:36,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:36,075 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:36,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:36,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:36,076 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_99ef69a6-3068-4e08-a120-07396130c12f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc374151ad7cbf5164d124b31f1469c11fb09f7ea899f596b5df5ff69b5f22f3 [2021-11-23 15:02:36,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:36,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:36,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:36,362 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:36,365 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:36,366 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2018/Problem12.c [2021-11-23 15:02:36,442 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/data/7a438ca6b/e1efd33964fb4e1e871027194fb5c621/FLAG5009296e8 [2021-11-23 15:02:37,499 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:37,500 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/sv-benchmarks/c/eca-rers2018/Problem12.c [2021-11-23 15:02:37,579 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/data/7a438ca6b/e1efd33964fb4e1e871027194fb5c621/FLAG5009296e8 [2021-11-23 15:02:37,786 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/data/7a438ca6b/e1efd33964fb4e1e871027194fb5c621 [2021-11-23 15:02:37,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:37,794 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:37,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:37,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:37,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:37,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:37" (1/1) ... [2021-11-23 15:02:37,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75d3aea7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:37, skipping insertion in model container [2021-11-23 15:02:37,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:37" (1/1) ... [2021-11-23 15:02:37,832 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:38,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:38,363 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_99ef69a6-3068-4e08-a120-07396130c12f/sv-benchmarks/c/eca-rers2018/Problem12.c[778,791] [2021-11-23 15:02:38,379 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_99ef69a6-3068-4e08-a120-07396130c12f/sv-benchmarks/c/eca-rers2018/Problem12.c[817,830] [2021-11-23 15:02:41,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:41,665 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:41,679 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/sv-benchmarks/c/eca-rers2018/Problem12.c[778,791] [2021-11-23 15:02:41,742 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_99ef69a6-3068-4e08-a120-07396130c12f/sv-benchmarks/c/eca-rers2018/Problem12.c[817,830] [2021-11-23 15:02:42,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:42,821 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:42,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42 WrapperNode [2021-11-23 15:02:42,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:42,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:42,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:42,825 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:42,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:43,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:45,449 INFO L137 Inliner]: procedures = 350, calls = 5526, calls flagged for inlining = 234, calls inlined = 234, statements flattened = 44087 [2021-11-23 15:02:45,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:45,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:45,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:45,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:45,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:45,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:46,318 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:46,319 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:47,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:47,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:48,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:48,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:48,465 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:48,465 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:48,465 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:48,466 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:42" (1/1) ... [2021-11-23 15:02:48,473 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:48,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:48,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:48,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:02:48,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:48,550 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_a [2021-11-23 15:02:48,550 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_a [2021-11-23 15:02:48,550 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_b [2021-11-23 15:02:48,550 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_b [2021-11-23 15:02:48,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:48,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:48,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:50,078 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:50,079 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:10:00,505 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:10:00,606 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 15:10:00,611 INFO L158 Benchmark]: Toolchain (without parser) took 442816.30ms. Allocated memory was 111.1MB in the beginning and 3.9GB in the end (delta: 3.8GB). Free memory was 66.7MB in the beginning and 3.3GB in the end (delta: -3.2GB). Peak memory consumption was 997.7MB. Max. memory is 16.1GB. [2021-11-23 15:10:00,612 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 111.1MB. Free memory was 86.6MB in the beginning and 86.6MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:10:00,613 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5014.56ms. Allocated memory was 111.1MB in the beginning and 331.4MB in the end (delta: 220.2MB). Free memory was 66.4MB in the beginning and 149.1MB in the end (delta: -82.7MB). Peak memory consumption was 171.2MB. Max. memory is 16.1GB. [2021-11-23 15:10:00,614 INFO L158 Benchmark]: Boogie Procedure Inliner took 2626.16ms. Allocated memory was 331.4MB in the beginning and 662.7MB in the end (delta: 331.4MB). Free memory was 149.1MB in the beginning and 327.5MB in the end (delta: -178.4MB). Peak memory consumption was 190.8MB. Max. memory is 16.1GB. [2021-11-23 15:10:00,615 INFO L158 Benchmark]: Boogie Preprocessor took 3013.29ms. Allocated memory was 662.7MB in the beginning and 1.7GB in the end (delta: 1.1GB). Free memory was 327.5MB in the beginning and 1.3GB in the end (delta: -943.7MB). Peak memory consumption was 151.0MB. Max. memory is 16.1GB. [2021-11-23 15:10:00,615 INFO L158 Benchmark]: RCFGBuilder took 432143.91ms. Allocated memory was 1.7GB in the beginning and 3.9GB in the end (delta: 2.2GB). Free memory was 1.3GB in the beginning and 3.3GB in the end (delta: -2.0GB). Peak memory consumption was 600.1MB. Max. memory is 16.1GB. [2021-11-23 15:10:00,619 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 111.1MB. Free memory was 86.6MB in the beginning and 86.6MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5014.56ms. Allocated memory was 111.1MB in the beginning and 331.4MB in the end (delta: 220.2MB). Free memory was 66.4MB in the beginning and 149.1MB in the end (delta: -82.7MB). Peak memory consumption was 171.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2626.16ms. Allocated memory was 331.4MB in the beginning and 662.7MB in the end (delta: 331.4MB). Free memory was 149.1MB in the beginning and 327.5MB in the end (delta: -178.4MB). Peak memory consumption was 190.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3013.29ms. Allocated memory was 662.7MB in the beginning and 1.7GB in the end (delta: 1.1GB). Free memory was 327.5MB in the beginning and 1.3GB in the end (delta: -943.7MB). Peak memory consumption was 151.0MB. Max. memory is 16.1GB. * RCFGBuilder took 432143.91ms. Allocated memory was 1.7GB in the beginning and 3.9GB in the end (delta: 2.2GB). Free memory was 1.3GB in the beginning and 3.3GB in the end (delta: -2.0GB). Peak memory consumption was 600.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:10:00,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/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 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_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/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_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2018/Problem12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/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_99ef69a6-3068-4e08-a120-07396130c12f/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 bc374151ad7cbf5164d124b31f1469c11fb09f7ea899f596b5df5ff69b5f22f3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:10:03,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:10:03,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:10:03,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:10:03,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:10:03,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:10:03,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:10:03,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:10:03,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:10:03,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:10:03,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:10:03,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:10:03,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:10:03,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:10:03,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:10:03,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:10:03,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:10:03,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:10:03,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:10:03,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:10:03,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:10:03,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:10:03,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:10:03,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:10:03,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:10:03,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:10:03,272 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:10:03,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:10:03,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:10:03,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:10:03,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:10:03,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:10:03,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:10:03,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:10:03,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:10:03,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:10:03,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:10:03,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:10:03,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:10:03,284 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:10:03,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:10:03,289 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:10:03,340 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:10:03,340 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:10:03,342 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:10:03,342 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:10:03,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:10:03,344 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:10:03,345 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:10:03,345 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:10:03,345 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:10:03,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:10:03,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:10:03,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:10:03,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:10:03,347 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:10:03,347 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:10:03,348 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:10:03,348 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:10:03,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:10:03,348 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:10:03,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:10:03,349 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:10:03,349 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:10:03,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:10:03,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:10:03,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:10:03,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:10:03,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:10:03,351 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:10:03,351 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:10:03,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:10:03,351 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:10:03,352 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:10:03,352 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_99ef69a6-3068-4e08-a120-07396130c12f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc374151ad7cbf5164d124b31f1469c11fb09f7ea899f596b5df5ff69b5f22f3 [2021-11-23 15:10:03,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:10:03,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:10:03,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:10:03,792 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:10:03,793 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:10:03,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2018/Problem12.c [2021-11-23 15:10:03,879 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/data/acb5da3fd/0b9ddd026a234be0bb6751cea6c9f5ae/FLAG5dc74a35d [2021-11-23 15:10:05,102 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:10:05,103 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/sv-benchmarks/c/eca-rers2018/Problem12.c [2021-11-23 15:10:05,202 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/data/acb5da3fd/0b9ddd026a234be0bb6751cea6c9f5ae/FLAG5dc74a35d [2021-11-23 15:10:05,301 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/data/acb5da3fd/0b9ddd026a234be0bb6751cea6c9f5ae [2021-11-23 15:10:05,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:10:05,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:10:05,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:10:05,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:10:05,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:10:05,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:10:05" (1/1) ... [2021-11-23 15:10:05,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@baa310a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:05, skipping insertion in model container [2021-11-23 15:10:05,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:10:05" (1/1) ... [2021-11-23 15:10:05,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:10:05,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:10:05,927 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_99ef69a6-3068-4e08-a120-07396130c12f/sv-benchmarks/c/eca-rers2018/Problem12.c[778,791] [2021-11-23 15:10:05,943 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_99ef69a6-3068-4e08-a120-07396130c12f/sv-benchmarks/c/eca-rers2018/Problem12.c[817,830] [2021-11-23 15:10:09,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:10:09,967 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:10:09,980 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_99ef69a6-3068-4e08-a120-07396130c12f/sv-benchmarks/c/eca-rers2018/Problem12.c[778,791] [2021-11-23 15:10:09,982 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_99ef69a6-3068-4e08-a120-07396130c12f/sv-benchmarks/c/eca-rers2018/Problem12.c[817,830] [2021-11-23 15:10:11,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:10:11,387 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:10:11,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:11 WrapperNode [2021-11-23 15:10:11,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:10:11,390 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:10:11,390 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:10:11,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:10:11,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:11" (1/1) ... [2021-11-23 15:10:11,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:11" (1/1) ... [2021-11-23 15:10:13,302 INFO L137 Inliner]: procedures = 353, calls = 5526, calls flagged for inlining = 234, calls inlined = 234, statements flattened = 44086 [2021-11-23 15:10:13,302 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:10:13,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:10:13,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:10:13,304 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:10:13,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:11" (1/1) ... [2021-11-23 15:10:13,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:11" (1/1) ... [2021-11-23 15:10:13,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:11" (1/1) ... [2021-11-23 15:10:13,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:11" (1/1) ... [2021-11-23 15:10:14,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:11" (1/1) ... [2021-11-23 15:10:14,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:11" (1/1) ... [2021-11-23 15:10:14,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:11" (1/1) ... [2021-11-23 15:10:14,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:10:14,646 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:10:14,647 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:10:14,647 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:10:14,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:11" (1/1) ... [2021-11-23 15:10:14,661 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:10:14,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:10:14,691 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:10:14,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:10:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:10:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:10:14,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:10:14,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:10:14,749 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_a [2021-11-23 15:10:14,749 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_a [2021-11-23 15:10:14,749 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_b [2021-11-23 15:10:14,750 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_b [2021-11-23 15:10:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:10:14,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:10:16,238 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:10:16,240 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:12:57,020 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:12:57,122 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 15:12:57,127 INFO L158 Benchmark]: Toolchain (without parser) took 171818.89ms. Allocated memory was 71.3MB in the beginning and 3.0GB in the end (delta: 3.0GB). Free memory was 35.1MB in the beginning and 2.5GB in the end (delta: -2.5GB). Peak memory consumption was 585.8MB. Max. memory is 16.1GB. [2021-11-23 15:12:57,128 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory was 34.0MB in the beginning and 33.9MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:12:57,129 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6076.50ms. Allocated memory was 71.3MB in the beginning and 226.5MB in the end (delta: 155.2MB). Free memory was 35.1MB in the beginning and 83.2MB in the end (delta: -48.1MB). Peak memory consumption was 147.0MB. Max. memory is 16.1GB. [2021-11-23 15:12:57,130 INFO L158 Benchmark]: Boogie Procedure Inliner took 1912.95ms. Allocated memory was 226.5MB in the beginning and 1.2GB in the end (delta: 924.8MB). Free memory was 83.2MB in the beginning and 960.8MB in the end (delta: -877.6MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. [2021-11-23 15:12:57,130 INFO L158 Benchmark]: Boogie Preprocessor took 1340.38ms. Allocated memory is still 1.2GB. Free memory was 960.8MB in the beginning and 887.4MB in the end (delta: 73.4MB). Peak memory consumption was 141.6MB. Max. memory is 16.1GB. [2021-11-23 15:12:57,131 INFO L158 Benchmark]: RCFGBuilder took 162479.65ms. Allocated memory was 1.2GB in the beginning and 3.0GB in the end (delta: 1.9GB). Free memory was 887.4MB in the beginning and 2.5GB in the end (delta: -1.6GB). Peak memory consumption was 358.1MB. Max. memory is 16.1GB. [2021-11-23 15:12:57,135 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 54.5MB. Free memory was 34.0MB in the beginning and 33.9MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6076.50ms. Allocated memory was 71.3MB in the beginning and 226.5MB in the end (delta: 155.2MB). Free memory was 35.1MB in the beginning and 83.2MB in the end (delta: -48.1MB). Peak memory consumption was 147.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1912.95ms. Allocated memory was 226.5MB in the beginning and 1.2GB in the end (delta: 924.8MB). Free memory was 83.2MB in the beginning and 960.8MB in the end (delta: -877.6MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1340.38ms. Allocated memory is still 1.2GB. Free memory was 960.8MB in the beginning and 887.4MB in the end (delta: 73.4MB). Peak memory consumption was 141.6MB. Max. memory is 16.1GB. * RCFGBuilder took 162479.65ms. Allocated memory was 1.2GB in the beginning and 3.0GB in the end (delta: 1.9GB). Free memory was 887.4MB in the beginning and 2.5GB in the end (delta: -1.6GB). Peak memory consumption was 358.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:12:57,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99ef69a6-3068-4e08-a120-07396130c12f/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