./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/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_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/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_59855e37-2a12-47eb-951b-30e6ceae3b32/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 687a1636a89f1fab4c90438b5af97b62d434d4fc2275ba6796fa2a6782584d1d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:31,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:31,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:31,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:31,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:31,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:31,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:32,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:32,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:32,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:32,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:32,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:32,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:32,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:32,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:32,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:32,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:32,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:32,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:32,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:32,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:32,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:32,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:32,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:32,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:32,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:32,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:32,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:32,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:32,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:32,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:32,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:32,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:32,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:32,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:32,065 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:32,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:32,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:32,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:32,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:32,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:32,070 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:41:32,120 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:32,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:32,122 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:32,122 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:32,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:32,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:32,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:32,124 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:32,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:41:32,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:32,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:32,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:32,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:32,126 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:32,126 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:32,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:32,127 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:32,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:32,127 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:32,128 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:32,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:32,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:32,128 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:32,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:32,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:32,129 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:41:32,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:41:32,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:32,130 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_59855e37-2a12-47eb-951b-30e6ceae3b32/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 687a1636a89f1fab4c90438b5af97b62d434d4fc2275ba6796fa2a6782584d1d [2021-11-23 15:41:32,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:32,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:32,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:32,446 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:32,447 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:32,449 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c [2021-11-23 15:41:32,535 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/data/96cb450b6/4702d1bcf0494a7ab507ac75b7b98b98/FLAG9b71c454d [2021-11-23 15:41:33,426 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:33,429 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c [2021-11-23 15:41:33,480 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/data/96cb450b6/4702d1bcf0494a7ab507ac75b7b98b98/FLAG9b71c454d [2021-11-23 15:41:33,927 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/data/96cb450b6/4702d1bcf0494a7ab507ac75b7b98b98 [2021-11-23 15:41:33,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:33,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:33,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:33,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:33,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:33,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:33" (1/1) ... [2021-11-23 15:41:33,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1984725e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:33, skipping insertion in model container [2021-11-23 15:41:33,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:33" (1/1) ... [2021-11-23 15:41:33,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:34,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:34,336 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_59855e37-2a12-47eb-951b-30e6ceae3b32/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c[2213,2226] [2021-11-23 15:41:35,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:35,311 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:35,324 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_59855e37-2a12-47eb-951b-30e6ceae3b32/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c[2213,2226] [2021-11-23 15:41:35,835 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:35,892 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:35,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:35 WrapperNode [2021-11-23 15:41:35,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:35,894 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:35,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:35,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:35,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:35" (1/1) ... [2021-11-23 15:41:36,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:35" (1/1) ... [2021-11-23 15:41:36,916 INFO L137 Inliner]: procedures = 101, calls = 6646, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 21149 [2021-11-23 15:41:36,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:37,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:37,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:37,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:37,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:35" (1/1) ... [2021-11-23 15:41:37,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:35" (1/1) ... [2021-11-23 15:41:37,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:35" (1/1) ... [2021-11-23 15:41:37,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:35" (1/1) ... [2021-11-23 15:41:37,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:35" (1/1) ... [2021-11-23 15:41:37,687 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:35" (1/1) ... [2021-11-23 15:41:37,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:35" (1/1) ... [2021-11-23 15:41:37,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:37,822 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:37,822 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:37,822 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:37,823 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:35" (1/1) ... [2021-11-23 15:41:37,830 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:37,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:37,854 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:37,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2021-11-23 15:41:37,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2021-11-23 15:41:37,905 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2021-11-23 15:41:37,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2021-11-23 15:41:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:41:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2021-11-23 15:41:37,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2021-11-23 15:41:37,906 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2021-11-23 15:41:37,907 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2021-11-23 15:41:37,907 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2021-11-23 15:41:37,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2021-11-23 15:41:37,907 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2021-11-23 15:41:37,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2021-11-23 15:41:37,907 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2021-11-23 15:41:37,907 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2021-11-23 15:41:37,907 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2021-11-23 15:41:37,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2021-11-23 15:41:37,908 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2021-11-23 15:41:37,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2021-11-23 15:41:37,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:41:37,908 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2021-11-23 15:41:37,908 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2021-11-23 15:41:37,908 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2021-11-23 15:41:37,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2021-11-23 15:41:37,909 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2021-11-23 15:41:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2021-11-23 15:41:37,909 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2021-11-23 15:41:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2021-11-23 15:41:37,909 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2021-11-23 15:41:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2021-11-23 15:41:37,909 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2021-11-23 15:41:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2021-11-23 15:41:37,910 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2021-11-23 15:41:37,910 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2021-11-23 15:41:37,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:37,910 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2021-11-23 15:41:37,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2021-11-23 15:41:37,910 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2021-11-23 15:41:37,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2021-11-23 15:41:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2021-11-23 15:41:37,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2021-11-23 15:41:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2021-11-23 15:41:37,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2021-11-23 15:41:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2021-11-23 15:41:37,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2021-11-23 15:41:37,912 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2021-11-23 15:41:37,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2021-11-23 15:41:37,912 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2021-11-23 15:41:37,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2021-11-23 15:41:37,912 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2021-11-23 15:41:37,913 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2021-11-23 15:41:37,913 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2021-11-23 15:41:37,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2021-11-23 15:41:37,913 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2021-11-23 15:41:37,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2021-11-23 15:41:37,913 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2021-11-23 15:41:37,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2021-11-23 15:41:37,914 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2021-11-23 15:41:37,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2021-11-23 15:41:37,915 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2021-11-23 15:41:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2021-11-23 15:41:37,916 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2021-11-23 15:41:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2021-11-23 15:41:37,916 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2021-11-23 15:41:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2021-11-23 15:41:37,916 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2021-11-23 15:41:37,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2021-11-23 15:41:37,917 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2021-11-23 15:41:37,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2021-11-23 15:41:37,917 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2021-11-23 15:41:37,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2021-11-23 15:41:37,918 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2021-11-23 15:41:37,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2021-11-23 15:41:37,918 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2021-11-23 15:41:37,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2021-11-23 15:41:37,918 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2021-11-23 15:41:37,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2021-11-23 15:41:37,919 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2021-11-23 15:41:37,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2021-11-23 15:41:37,919 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2021-11-23 15:41:37,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2021-11-23 15:41:37,919 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2021-11-23 15:41:37,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2021-11-23 15:41:37,919 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2021-11-23 15:41:37,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2021-11-23 15:41:37,920 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2021-11-23 15:41:37,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2021-11-23 15:41:37,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:41:37,920 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2021-11-23 15:41:37,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2021-11-23 15:41:37,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:37,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:39,188 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:39,191 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:23,030 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:25,375 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 15:45:25,380 INFO L158 Benchmark]: Toolchain (without parser) took 231448.41ms. Allocated memory was 92.3MB in the beginning and 1.7GB in the end (delta: 1.7GB). Free memory was 64.6MB in the beginning and 1.1GB in the end (delta: -996.6MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2021-11-23 15:45:25,381 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 62.2MB in the end (delta: 29.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:25,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1961.71ms. Allocated memory was 92.3MB in the beginning and 138.4MB in the end (delta: 46.1MB). Free memory was 64.3MB in the beginning and 45.3MB in the end (delta: 19.0MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2021-11-23 15:45:25,383 INFO L158 Benchmark]: Boogie Procedure Inliner took 1022.38ms. Allocated memory was 138.4MB in the beginning and 274.7MB in the end (delta: 136.3MB). Free memory was 45.3MB in the beginning and 136.6MB in the end (delta: -91.4MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2021-11-23 15:45:25,384 INFO L158 Benchmark]: Boogie Preprocessor took 808.28ms. Allocated memory is still 274.7MB. Free memory was 156.4MB in the beginning and 110.5MB in the end (delta: 45.9MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. [2021-11-23 15:45:25,386 INFO L158 Benchmark]: RCFGBuilder took 227556.07ms. Allocated memory was 274.7MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 110.5MB in the beginning and 1.1GB in the end (delta: -950.7MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2021-11-23 15:45:25,390 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 62.2MB in the end (delta: 29.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1961.71ms. Allocated memory was 92.3MB in the beginning and 138.4MB in the end (delta: 46.1MB). Free memory was 64.3MB in the beginning and 45.3MB in the end (delta: 19.0MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1022.38ms. Allocated memory was 138.4MB in the beginning and 274.7MB in the end (delta: 136.3MB). Free memory was 45.3MB in the beginning and 136.6MB in the end (delta: -91.4MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 808.28ms. Allocated memory is still 274.7MB. Free memory was 156.4MB in the beginning and 110.5MB in the end (delta: 45.9MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. * RCFGBuilder took 227556.07ms. Allocated memory was 274.7MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 110.5MB in the beginning and 1.1GB in the end (delta: -950.7MB). Peak memory consumption was 1.1GB. 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 15:45:25,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/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_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/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_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/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_59855e37-2a12-47eb-951b-30e6ceae3b32/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 687a1636a89f1fab4c90438b5af97b62d434d4fc2275ba6796fa2a6782584d1d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:28,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:28,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:28,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:28,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:28,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:28,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:28,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:28,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:28,179 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:28,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:28,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:28,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:28,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:28,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:28,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:28,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:28,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:28,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:28,212 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:28,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:28,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:28,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:28,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:28,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:28,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:28,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:28,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:28,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:28,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:28,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:28,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:28,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:28,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:28,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:28,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:28,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:28,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:28,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:28,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:28,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:28,255 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:45:28,309 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:28,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:28,312 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:28,312 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:28,314 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:28,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:28,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:28,315 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:28,315 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:28,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:28,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:28,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:28,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:28,317 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:45:28,318 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:45:28,318 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:45:28,318 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:28,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:28,319 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:28,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:28,319 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:28,320 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:28,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:28,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:28,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:28,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:28,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:28,321 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:45:28,322 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:45:28,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:28,322 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:45:28,322 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:45:28,323 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_59855e37-2a12-47eb-951b-30e6ceae3b32/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 687a1636a89f1fab4c90438b5af97b62d434d4fc2275ba6796fa2a6782584d1d [2021-11-23 15:45:28,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:28,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:28,796 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:28,798 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:28,799 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:28,800 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c [2021-11-23 15:45:28,876 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/data/9c606c493/546fc01ca4c1403a900d99d7f994eb48/FLAG757b9045b [2021-11-23 15:45:29,818 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:29,819 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c [2021-11-23 15:45:29,862 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/data/9c606c493/546fc01ca4c1403a900d99d7f994eb48/FLAG757b9045b [2021-11-23 15:45:30,275 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/data/9c606c493/546fc01ca4c1403a900d99d7f994eb48 [2021-11-23 15:45:30,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:30,280 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:30,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:30,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:30,300 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:30,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:30" (1/1) ... [2021-11-23 15:45:30,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f5910d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:30, skipping insertion in model container [2021-11-23 15:45:30,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:30" (1/1) ... [2021-11-23 15:45:30,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:30,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:30,740 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_59855e37-2a12-47eb-951b-30e6ceae3b32/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c[2213,2226] [2021-11-23 15:45:31,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:31,914 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:31,929 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_59855e37-2a12-47eb-951b-30e6ceae3b32/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c[2213,2226] [2021-11-23 15:45:32,758 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:32,813 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:32,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32 WrapperNode [2021-11-23 15:45:32,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:32,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:32,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:32,817 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:32,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:33,157 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:33,888 INFO L137 Inliner]: procedures = 105, calls = 6646, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 20827 [2021-11-23 15:45:33,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:33,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:45:33,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:45:33,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:45:33,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:33,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:34,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:34,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:34,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:34,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:34,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:35,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:35,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:35,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:35,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:35,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:35,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:35,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:35,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:35,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:35,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:45:35,109 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2021-11-23 15:45:35,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2021-11-23 15:45:35,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:45:35,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:45:35,109 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2021-11-23 15:45:35,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2021-11-23 15:45:35,110 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2021-11-23 15:45:35,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2021-11-23 15:45:35,110 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2021-11-23 15:45:35,110 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2021-11-23 15:45:35,110 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2021-11-23 15:45:35,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2021-11-23 15:45:35,110 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2021-11-23 15:45:35,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2021-11-23 15:45:35,111 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2021-11-23 15:45:35,111 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2021-11-23 15:45:35,111 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2021-11-23 15:45:35,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2021-11-23 15:45:35,111 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2021-11-23 15:45:35,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2021-11-23 15:45:35,112 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2021-11-23 15:45:35,112 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2021-11-23 15:45:35,112 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2021-11-23 15:45:35,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2021-11-23 15:45:35,112 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2021-11-23 15:45:35,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2021-11-23 15:45:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2021-11-23 15:45:35,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2021-11-23 15:45:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2021-11-23 15:45:35,113 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2021-11-23 15:45:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2021-11-23 15:45:35,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2021-11-23 15:45:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2021-11-23 15:45:35,114 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2021-11-23 15:45:35,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:35,114 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2021-11-23 15:45:35,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2021-11-23 15:45:35,114 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2021-11-23 15:45:35,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2021-11-23 15:45:35,115 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2021-11-23 15:45:35,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2021-11-23 15:45:35,115 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2021-11-23 15:45:35,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2021-11-23 15:45:35,116 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2021-11-23 15:45:35,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2021-11-23 15:45:35,116 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2021-11-23 15:45:35,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2021-11-23 15:45:35,116 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2021-11-23 15:45:35,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2021-11-23 15:45:35,117 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2021-11-23 15:45:35,117 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2021-11-23 15:45:35,117 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2021-11-23 15:45:35,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2021-11-23 15:45:35,118 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2021-11-23 15:45:35,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2021-11-23 15:45:35,119 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2021-11-23 15:45:35,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2021-11-23 15:45:35,120 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2021-11-23 15:45:35,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2021-11-23 15:45:35,120 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2021-11-23 15:45:35,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2021-11-23 15:45:35,120 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2021-11-23 15:45:35,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2021-11-23 15:45:35,121 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2021-11-23 15:45:35,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2021-11-23 15:45:35,121 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2021-11-23 15:45:35,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2021-11-23 15:45:35,122 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2021-11-23 15:45:35,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2021-11-23 15:45:35,123 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2021-11-23 15:45:35,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2021-11-23 15:45:35,123 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2021-11-23 15:45:35,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2021-11-23 15:45:35,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:45:35,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:45:35,123 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2021-11-23 15:45:35,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2021-11-23 15:45:35,124 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2021-11-23 15:45:35,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2021-11-23 15:45:35,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:45:35,124 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2021-11-23 15:45:35,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2021-11-23 15:45:35,124 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2021-11-23 15:45:35,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2021-11-23 15:45:35,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:45:35,125 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2021-11-23 15:45:35,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2021-11-23 15:45:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2021-11-23 15:45:35,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2021-11-23 15:45:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2021-11-23 15:45:35,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2021-11-23 15:45:35,126 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2021-11-23 15:45:35,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2021-11-23 15:45:35,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:35,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:36,551 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:36,554 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:57,105 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:58,237 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 15:46:58,242 INFO L158 Benchmark]: Toolchain (without parser) took 87960.58ms. Allocated memory was 60.8MB in the beginning and 2.2GB in the end (delta: 2.2GB). Free memory was 29.5MB in the beginning and 1.5GB in the end (delta: -1.5GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2021-11-23 15:46:58,242 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 60.8MB. Free memory is still 42.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:58,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2533.30ms. Allocated memory was 60.8MB in the beginning and 146.8MB in the end (delta: 86.0MB). Free memory was 29.3MB in the beginning and 66.6MB in the end (delta: -37.3MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2021-11-23 15:46:58,245 INFO L158 Benchmark]: Boogie Procedure Inliner took 1073.14ms. Allocated memory was 146.8MB in the beginning and 293.6MB in the end (delta: 146.8MB). Free memory was 66.6MB in the beginning and 175.4MB in the end (delta: -108.8MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. [2021-11-23 15:46:58,245 INFO L158 Benchmark]: Boogie Preprocessor took 1117.78ms. Allocated memory is still 293.6MB. Free memory was 175.4MB in the beginning and 132.4MB in the end (delta: 43.0MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2021-11-23 15:46:58,246 INFO L158 Benchmark]: RCFGBuilder took 83228.93ms. Allocated memory was 293.6MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 132.4MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2021-11-23 15:46:58,255 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 60.8MB. Free memory is still 42.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2533.30ms. Allocated memory was 60.8MB in the beginning and 146.8MB in the end (delta: 86.0MB). Free memory was 29.3MB in the beginning and 66.6MB in the end (delta: -37.3MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1073.14ms. Allocated memory was 146.8MB in the beginning and 293.6MB in the end (delta: 146.8MB). Free memory was 66.6MB in the beginning and 175.4MB in the end (delta: -108.8MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1117.78ms. Allocated memory is still 293.6MB. Free memory was 175.4MB in the beginning and 132.4MB in the end (delta: 43.0MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. * RCFGBuilder took 83228.93ms. Allocated memory was 293.6MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 132.4MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 1.1GB. 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 15:46:58,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59855e37-2a12-47eb-951b-30e6ceae3b32/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