./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/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_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/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_790d33f2-b4d0-4e62-940f-d820a68b9dcf/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 a6fb157ae499b257dadbdfdc38e5d4454494023bad31f4939a5eb0b429ddb260 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:36,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:36,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:36,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:36,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:36,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:36,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:36,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:36,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:36,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:36,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:36,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:36,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:36,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:36,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:36,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:36,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:36,965 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:36,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:36,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:36,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:36,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:36,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:36,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:36,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:36,992 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:36,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:36,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:36,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:36,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:36,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:36,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:37,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:37,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:37,003 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:37,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:37,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:37,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:37,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:37,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:37,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:37,007 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:47:37,040 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:37,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:37,041 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:37,041 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:37,042 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:37,042 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:37,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:37,042 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:37,043 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:47:37,043 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:37,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:37,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:37,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:37,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:37,044 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:37,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:37,044 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:37,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:37,045 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:37,045 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:37,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:37,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:37,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:37,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:37,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:37,046 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:47:37,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:47:37,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:37,046 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_790d33f2-b4d0-4e62-940f-d820a68b9dcf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6fb157ae499b257dadbdfdc38e5d4454494023bad31f4939a5eb0b429ddb260 [2021-11-23 15:47:37,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:37,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:37,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:37,309 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:37,309 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:37,311 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c [2021-11-23 15:47:37,384 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/data/2169173ad/8d02f7b04c7a4f49b560af207f609833/FLAGaa74ca0ee [2021-11-23 15:47:38,091 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:38,094 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c [2021-11-23 15:47:38,131 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/data/2169173ad/8d02f7b04c7a4f49b560af207f609833/FLAGaa74ca0ee [2021-11-23 15:47:38,207 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/data/2169173ad/8d02f7b04c7a4f49b560af207f609833 [2021-11-23 15:47:38,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:38,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:38,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:38,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:38,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:38,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:38" (1/1) ... [2021-11-23 15:47:38,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@107d8073 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:38, skipping insertion in model container [2021-11-23 15:47:38,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:38" (1/1) ... [2021-11-23 15:47:38,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:38,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:38,640 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_790d33f2-b4d0-4e62-940f-d820a68b9dcf/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c[1871,1884] [2021-11-23 15:47:39,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:39,389 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:39,403 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_790d33f2-b4d0-4e62-940f-d820a68b9dcf/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c[1871,1884] [2021-11-23 15:47:39,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:39,765 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:39,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:39 WrapperNode [2021-11-23 15:47:39,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:39,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:39,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:39,769 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:39,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:39" (1/1) ... [2021-11-23 15:47:39,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:39" (1/1) ... [2021-11-23 15:47:40,149 INFO L137 Inliner]: procedures = 99, calls = 2816, calls flagged for inlining = 35, calls inlined = 35, statements flattened = 8376 [2021-11-23 15:47:40,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:40,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:40,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:40,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:40,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:39" (1/1) ... [2021-11-23 15:47:40,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:39" (1/1) ... [2021-11-23 15:47:40,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:39" (1/1) ... [2021-11-23 15:47:40,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:39" (1/1) ... [2021-11-23 15:47:40,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:39" (1/1) ... [2021-11-23 15:47:40,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:39" (1/1) ... [2021-11-23 15:47:40,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:39" (1/1) ... [2021-11-23 15:47:40,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:40,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:40,672 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:40,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:40,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:39" (1/1) ... [2021-11-23 15:47:40,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:40,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:40,726 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:40,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:40,779 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2021-11-23 15:47:40,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2021-11-23 15:47:40,780 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2021-11-23 15:47:40,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2021-11-23 15:47:40,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:47:40,781 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2021-11-23 15:47:40,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2021-11-23 15:47:40,782 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2021-11-23 15:47:40,782 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2021-11-23 15:47:40,782 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2021-11-23 15:47:40,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2021-11-23 15:47:40,782 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2021-11-23 15:47:40,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2021-11-23 15:47:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2021-11-23 15:47:40,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2021-11-23 15:47:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2021-11-23 15:47:40,783 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2021-11-23 15:47:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2021-11-23 15:47:40,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2021-11-23 15:47:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2021-11-23 15:47:40,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2021-11-23 15:47:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:47:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2021-11-23 15:47:40,784 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2021-11-23 15:47:40,785 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2021-11-23 15:47:40,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2021-11-23 15:47:40,785 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2021-11-23 15:47:40,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2021-11-23 15:47:40,785 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2021-11-23 15:47:40,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2021-11-23 15:47:40,786 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2021-11-23 15:47:40,786 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2021-11-23 15:47:40,786 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2021-11-23 15:47:40,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2021-11-23 15:47:40,787 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2021-11-23 15:47:40,787 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2021-11-23 15:47:40,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:40,788 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2021-11-23 15:47:40,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2021-11-23 15:47:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2021-11-23 15:47:40,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2021-11-23 15:47:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2021-11-23 15:47:40,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2021-11-23 15:47:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2021-11-23 15:47:40,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2021-11-23 15:47:40,790 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2021-11-23 15:47:40,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2021-11-23 15:47:40,790 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2021-11-23 15:47:40,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2021-11-23 15:47:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2021-11-23 15:47:40,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2021-11-23 15:47:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2021-11-23 15:47:40,791 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2021-11-23 15:47:40,792 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2021-11-23 15:47:40,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2021-11-23 15:47:40,792 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2021-11-23 15:47:40,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2021-11-23 15:47:40,793 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2021-11-23 15:47:40,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2021-11-23 15:47:40,794 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2021-11-23 15:47:40,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2021-11-23 15:47:40,795 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2021-11-23 15:47:40,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2021-11-23 15:47:40,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2021-11-23 15:47:40,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2021-11-23 15:47:40,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2021-11-23 15:47:40,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2021-11-23 15:47:40,796 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2021-11-23 15:47:40,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2021-11-23 15:47:40,797 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2021-11-23 15:47:40,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2021-11-23 15:47:40,797 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2021-11-23 15:47:40,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2021-11-23 15:47:40,797 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2021-11-23 15:47:40,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2021-11-23 15:47:40,798 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2021-11-23 15:47:40,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2021-11-23 15:47:40,798 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2021-11-23 15:47:40,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2021-11-23 15:47:40,799 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2021-11-23 15:47:40,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2021-11-23 15:47:40,799 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2021-11-23 15:47:40,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2021-11-23 15:47:40,799 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2021-11-23 15:47:40,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2021-11-23 15:47:40,800 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2021-11-23 15:47:40,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2021-11-23 15:47:40,800 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2021-11-23 15:47:40,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2021-11-23 15:47:40,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:47:40,800 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2021-11-23 15:47:40,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2021-11-23 15:47:40,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:40,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:41,474 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:41,480 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:47,455 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:47,687 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 15:48:47,691 INFO L158 Benchmark]: Toolchain (without parser) took 69479.36ms. Allocated memory was 117.4MB in the beginning and 406.8MB in the end (delta: 289.4MB). Free memory was 79.0MB in the beginning and 266.1MB in the end (delta: -187.1MB). Peak memory consumption was 224.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:47,692 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 45.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:47,693 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1551.09ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 53.3MB in the end (delta: 25.7MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:47,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 382.85ms. Allocated memory is still 117.4MB. Free memory was 53.3MB in the beginning and 45.6MB in the end (delta: 7.7MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:47,695 INFO L158 Benchmark]: Boogie Preprocessor took 519.61ms. Allocated memory was 117.4MB in the beginning and 172.0MB in the end (delta: 54.5MB). Free memory was 45.6MB in the beginning and 101.6MB in the end (delta: -56.0MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2021-11-23 15:48:47,696 INFO L158 Benchmark]: RCFGBuilder took 67018.33ms. Allocated memory was 172.0MB in the beginning and 406.8MB in the end (delta: 234.9MB). Free memory was 101.6MB in the beginning and 266.1MB in the end (delta: -164.5MB). Peak memory consumption was 193.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:47,699 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 45.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1551.09ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 53.3MB in the end (delta: 25.7MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 382.85ms. Allocated memory is still 117.4MB. Free memory was 53.3MB in the beginning and 45.6MB in the end (delta: 7.7MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 519.61ms. Allocated memory was 117.4MB in the beginning and 172.0MB in the end (delta: 54.5MB). Free memory was 45.6MB in the beginning and 101.6MB in the end (delta: -56.0MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. * RCFGBuilder took 67018.33ms. Allocated memory was 172.0MB in the beginning and 406.8MB in the end (delta: 234.9MB). Free memory was 101.6MB in the beginning and 266.1MB in the end (delta: -164.5MB). Peak memory consumption was 193.4MB. 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 15:48:47,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/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_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/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_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/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_790d33f2-b4d0-4e62-940f-d820a68b9dcf/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 a6fb157ae499b257dadbdfdc38e5d4454494023bad31f4939a5eb0b429ddb260 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:50,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:50,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:50,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:50,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:50,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:50,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:50,081 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:50,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:50,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:50,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:50,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:50,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:50,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:50,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:50,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:50,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:50,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:50,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:50,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:50,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:50,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:50,123 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:50,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:50,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:50,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:50,137 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:50,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:50,140 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:50,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:50,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:50,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:50,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:50,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:50,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:50,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:50,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:50,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:50,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:50,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:50,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:50,174 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:48:50,217 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:50,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:50,219 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:50,219 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:50,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:50,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:50,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:50,221 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:50,222 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:50,222 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:50,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:50,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:50,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:50,223 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:48:50,224 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:48:50,224 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:48:50,224 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:50,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:50,224 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:50,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:50,225 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:50,225 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:50,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:50,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:50,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:50,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:50,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:50,226 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:48:50,226 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:48:50,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:50,227 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:48:50,227 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:48:50,227 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_790d33f2-b4d0-4e62-940f-d820a68b9dcf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6fb157ae499b257dadbdfdc38e5d4454494023bad31f4939a5eb0b429ddb260 [2021-11-23 15:48:50,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:50,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:50,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:50,678 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:50,679 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:50,683 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c [2021-11-23 15:48:50,762 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/data/b2f319ae0/cbb496fba29840dcbf2140a83e47edd0/FLAGf183a0f4d [2021-11-23 15:48:51,557 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:51,558 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c [2021-11-23 15:48:51,594 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/data/b2f319ae0/cbb496fba29840dcbf2140a83e47edd0/FLAGf183a0f4d [2021-11-23 15:48:51,679 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/data/b2f319ae0/cbb496fba29840dcbf2140a83e47edd0 [2021-11-23 15:48:51,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:51,685 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:51,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:51,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:51,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:51,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:51" (1/1) ... [2021-11-23 15:48:51,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80b4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:51, skipping insertion in model container [2021-11-23 15:48:51,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:51" (1/1) ... [2021-11-23 15:48:51,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:51,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:52,057 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_790d33f2-b4d0-4e62-940f-d820a68b9dcf/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c[1871,1884] [2021-11-23 15:48:52,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:52,754 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:52,773 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_790d33f2-b4d0-4e62-940f-d820a68b9dcf/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c[1871,1884] [2021-11-23 15:48:53,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:53,212 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:53,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53 WrapperNode [2021-11-23 15:48:53,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:53,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:53,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:53,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:53,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:53,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:53,585 INFO L137 Inliner]: procedures = 105, calls = 2816, calls flagged for inlining = 35, calls inlined = 35, statements flattened = 8286 [2021-11-23 15:48:53,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:53,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:53,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:53,586 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:53,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:53,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:53,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:53,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:53,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:54,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:54,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:54,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:54,122 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:54,122 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:54,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:54,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:53" (1/1) ... [2021-11-23 15:48:54,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:54,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:54,167 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:54,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:54,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:48:54,239 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2021-11-23 15:48:54,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2021-11-23 15:48:54,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:48:54,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:48:54,239 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2021-11-23 15:48:54,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2021-11-23 15:48:54,239 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2021-11-23 15:48:54,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2021-11-23 15:48:54,240 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2021-11-23 15:48:54,240 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2021-11-23 15:48:54,240 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2021-11-23 15:48:54,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2021-11-23 15:48:54,240 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2021-11-23 15:48:54,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2021-11-23 15:48:54,241 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2021-11-23 15:48:54,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2021-11-23 15:48:54,241 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2021-11-23 15:48:54,241 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2021-11-23 15:48:54,241 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2021-11-23 15:48:54,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2021-11-23 15:48:54,242 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2021-11-23 15:48:54,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2021-11-23 15:48:54,242 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2021-11-23 15:48:54,242 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2021-11-23 15:48:54,242 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2021-11-23 15:48:54,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2021-11-23 15:48:54,242 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2021-11-23 15:48:54,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2021-11-23 15:48:54,243 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2021-11-23 15:48:54,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2021-11-23 15:48:54,243 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2021-11-23 15:48:54,243 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2021-11-23 15:48:54,243 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2021-11-23 15:48:54,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2021-11-23 15:48:54,244 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2021-11-23 15:48:54,244 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2021-11-23 15:48:54,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:54,244 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2021-11-23 15:48:54,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2021-11-23 15:48:54,245 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2021-11-23 15:48:54,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2021-11-23 15:48:54,245 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2021-11-23 15:48:54,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2021-11-23 15:48:54,246 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2021-11-23 15:48:54,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2021-11-23 15:48:54,246 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2021-11-23 15:48:54,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2021-11-23 15:48:54,246 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2021-11-23 15:48:54,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2021-11-23 15:48:54,246 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2021-11-23 15:48:54,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2021-11-23 15:48:54,247 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2021-11-23 15:48:54,247 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2021-11-23 15:48:54,248 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2021-11-23 15:48:54,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2021-11-23 15:48:54,249 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2021-11-23 15:48:54,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2021-11-23 15:48:54,250 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2021-11-23 15:48:54,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2021-11-23 15:48:54,250 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2021-11-23 15:48:54,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2021-11-23 15:48:54,250 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2021-11-23 15:48:54,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2021-11-23 15:48:54,251 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2021-11-23 15:48:54,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2021-11-23 15:48:54,251 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2021-11-23 15:48:54,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2021-11-23 15:48:54,252 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2021-11-23 15:48:54,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2021-11-23 15:48:54,253 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2021-11-23 15:48:54,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2021-11-23 15:48:54,253 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2021-11-23 15:48:54,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2021-11-23 15:48:54,253 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2021-11-23 15:48:54,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2021-11-23 15:48:54,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:48:54,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:48:54,254 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2021-11-23 15:48:54,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2021-11-23 15:48:54,254 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2021-11-23 15:48:54,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2021-11-23 15:48:54,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:48:54,255 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2021-11-23 15:48:54,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2021-11-23 15:48:54,255 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2021-11-23 15:48:54,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2021-11-23 15:48:54,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:48:54,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:48:54,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:48:54,256 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2021-11-23 15:48:54,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2021-11-23 15:48:54,257 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2021-11-23 15:48:54,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2021-11-23 15:48:54,257 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2021-11-23 15:48:54,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2021-11-23 15:48:54,257 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2021-11-23 15:48:54,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2021-11-23 15:48:54,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:54,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:54,988 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:54,991 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:16,763 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:16,948 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 15:49:16,955 INFO L158 Benchmark]: Toolchain (without parser) took 25268.36ms. Allocated memory was 73.4MB in the beginning and 419.4MB in the end (delta: 346.0MB). Free memory was 52.9MB in the beginning and 252.7MB in the end (delta: -199.8MB). Peak memory consumption was 186.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:16,956 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 73.4MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:16,958 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1525.38ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 52.5MB in the beginning and 44.9MB in the end (delta: 7.6MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. [2021-11-23 15:49:16,959 INFO L158 Benchmark]: Boogie Procedure Inliner took 370.89ms. Allocated memory is still 98.6MB. Free memory was 44.9MB in the beginning and 48.2MB in the end (delta: -3.2MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2021-11-23 15:49:16,960 INFO L158 Benchmark]: Boogie Preprocessor took 535.59ms. Allocated memory was 98.6MB in the beginning and 159.4MB in the end (delta: 60.8MB). Free memory was 48.2MB in the beginning and 78.3MB in the end (delta: -30.1MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2021-11-23 15:49:16,961 INFO L158 Benchmark]: RCFGBuilder took 22830.23ms. Allocated memory was 159.4MB in the beginning and 419.4MB in the end (delta: 260.0MB). Free memory was 78.3MB in the beginning and 252.7MB in the end (delta: -174.4MB). Peak memory consumption was 128.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:16,971 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 73.4MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1525.38ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 52.5MB in the beginning and 44.9MB in the end (delta: 7.6MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 370.89ms. Allocated memory is still 98.6MB. Free memory was 44.9MB in the beginning and 48.2MB in the end (delta: -3.2MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 535.59ms. Allocated memory was 98.6MB in the beginning and 159.4MB in the end (delta: 60.8MB). Free memory was 48.2MB in the beginning and 78.3MB in the end (delta: -30.1MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * RCFGBuilder took 22830.23ms. Allocated memory was 159.4MB in the beginning and 419.4MB in the end (delta: 260.0MB). Free memory was 78.3MB in the beginning and 252.7MB in the end (delta: -174.4MB). Peak memory consumption was 128.3MB. 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 15:49:17,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_790d33f2-b4d0-4e62-940f-d820a68b9dcf/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