./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a7b1b4de6077c19ce6e7b3206b7aec935b2c49ded10f81f01daddf9a689038c1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:47:14,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:47:14,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:47:14,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:47:14,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:47:14,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:47:14,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:47:14,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:47:14,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:47:14,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:47:14,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:47:14,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:47:14,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:47:14,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:47:14,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:47:14,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:47:14,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:47:14,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:47:14,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:47:14,881 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:47:14,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:47:14,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:47:14,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:47:14,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:47:14,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:47:14,900 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:47:14,901 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:47:14,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:47:14,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:47:14,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:47:14,908 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:47:14,909 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:47:14,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:47:14,914 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:47:14,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:47:14,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:47:14,918 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:47:14,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:47:14,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:47:14,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:47:14,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:47:14,922 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/config/svcomp-DataRace-32bit-Taipan_Default.epf [2021-11-23 16:47:14,988 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:47:14,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:47:14,990 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:47:14,990 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:47:14,992 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:47:14,992 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:47:14,992 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:47:14,993 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:47:14,993 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:47:14,993 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 16:47:14,995 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:47:14,995 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:47:14,996 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 16:47:14,996 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 16:47:14,996 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:47:14,997 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 16:47:14,997 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 16:47:14,997 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 16:47:14,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:47:14,998 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 16:47:14,999 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 16:47:14,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 16:47:14,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 16:47:15,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:47:15,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:47:15,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:47:15,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:47:15,003 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-23 16:47:15,004 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 16:47:15,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:47:15,004 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:47:15,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:47:15,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:47:15,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:47:15,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:47:15,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:47:15,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:47:15,007 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:47:15,007 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 16:47:15,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 16:47:15,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:47:15,008 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:47:15,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:47:15,008 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7b1b4de6077c19ce6e7b3206b7aec935b2c49ded10f81f01daddf9a689038c1 [2021-11-23 16:47:15,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:47:15,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:47:15,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:47:15,413 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:47:15,414 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:47:15,415 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i [2021-11-23 16:47:15,531 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/data/eda9d624a/d848be472bf4485bb629cb6bb8fabc04/FLAG437f064a2 [2021-11-23 16:47:16,194 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:47:16,195 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i [2021-11-23 16:47:16,211 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/data/eda9d624a/d848be472bf4485bb629cb6bb8fabc04/FLAG437f064a2 [2021-11-23 16:47:16,422 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/data/eda9d624a/d848be472bf4485bb629cb6bb8fabc04 [2021-11-23 16:47:16,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:47:16,427 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:47:16,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:47:16,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:47:16,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:47:16,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:47:16" (1/1) ... [2021-11-23 16:47:16,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2814a3aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:16, skipping insertion in model container [2021-11-23 16:47:16,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:47:16" (1/1) ... [2021-11-23 16:47:16,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:47:16,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:47:16,910 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30307,30320] [2021-11-23 16:47:16,913 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30489,30502] [2021-11-23 16:47:16,915 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30660,30673] [2021-11-23 16:47:16,920 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[31038,31051] [2021-11-23 16:47:16,924 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[31460,31473] [2021-11-23 16:47:16,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:47:16,941 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:47:16,987 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30307,30320] [2021-11-23 16:47:16,989 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30489,30502] [2021-11-23 16:47:16,990 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30660,30673] [2021-11-23 16:47:16,993 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[31038,31051] [2021-11-23 16:47:16,997 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[31460,31473] [2021-11-23 16:47:17,001 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:47:17,047 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:47:17,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:17 WrapperNode [2021-11-23 16:47:17,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:47:17,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:47:17,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:47:17,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:47:17,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:17" (1/1) ... [2021-11-23 16:47:17,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:17" (1/1) ... [2021-11-23 16:47:17,135 INFO L137 Inliner]: procedures = 174, calls = 30, calls flagged for inlining = 22, calls inlined = 33, statements flattened = 303 [2021-11-23 16:47:17,139 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:47:17,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:47:17,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:47:17,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:47:17,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:17" (1/1) ... [2021-11-23 16:47:17,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:17" (1/1) ... [2021-11-23 16:47:17,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:17" (1/1) ... [2021-11-23 16:47:17,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:17" (1/1) ... [2021-11-23 16:47:17,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:17" (1/1) ... [2021-11-23 16:47:17,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:17" (1/1) ... [2021-11-23 16:47:17,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:17" (1/1) ... [2021-11-23 16:47:17,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:47:17,220 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:47:17,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:47:17,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:47:17,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:17" (1/1) ... [2021-11-23 16:47:17,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:47:17,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:47:17,262 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:47:17,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:47:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-23 16:47:17,317 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-23 16:47:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 16:47:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:47:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:47:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:47:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 16:47:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:47:17,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:47:17,321 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 16:47:17,441 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:47:17,444 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:47:18,130 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:47:18,253 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$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 16:47:18,262 INFO L158 Benchmark]: Toolchain (without parser) took 1832.97ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 62.9MB in the beginning and 78.3MB in the end (delta: -15.4MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2021-11-23 16:47:18,263 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 98.6MB. Free memory was 54.0MB in the beginning and 54.0MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:47:18,264 INFO L158 Benchmark]: CACSL2BoogieTranslator took 619.70ms. Allocated memory is still 98.6MB. Free memory was 62.6MB in the beginning and 61.9MB in the end (delta: 717.8kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 16:47:18,265 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.90ms. Allocated memory is still 98.6MB. Free memory was 61.9MB in the beginning and 58.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 16:47:18,266 INFO L158 Benchmark]: Boogie Preprocessor took 78.75ms. Allocated memory is still 98.6MB. Free memory was 58.9MB in the beginning and 57.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 16:47:18,269 INFO L158 Benchmark]: RCFGBuilder took 1039.16ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 57.1MB in the beginning and 78.3MB in the end (delta: -21.2MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2021-11-23 16:47:18,274 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 98.6MB. Free memory was 54.0MB in the beginning and 54.0MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 619.70ms. Allocated memory is still 98.6MB. Free memory was 62.6MB in the beginning and 61.9MB in the end (delta: 717.8kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.90ms. Allocated memory is still 98.6MB. Free memory was 61.9MB in the beginning and 58.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.75ms. Allocated memory is still 98.6MB. Free memory was 58.9MB in the beginning and 57.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1039.16ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 57.1MB in the beginning and 78.3MB in the end (delta: -21.2MB). Peak memory consumption was 18.4MB. 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 16:47:18,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a7b1b4de6077c19ce6e7b3206b7aec935b2c49ded10f81f01daddf9a689038c1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:47:21,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:47:21,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:47:21,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:47:21,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:47:21,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:47:21,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:47:21,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:47:21,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:47:21,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:47:21,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:47:21,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:47:21,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:47:21,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:47:21,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:47:21,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:47:21,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:47:21,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:47:21,400 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:47:21,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:47:21,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:47:21,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:47:21,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:47:21,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:47:21,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:47:21,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:47:21,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:47:21,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:47:21,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:47:21,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:47:21,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:47:21,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:47:21,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:47:21,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:47:21,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:47:21,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:47:21,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:47:21,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:47:21,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:47:21,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:47:21,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:47:21,444 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2021-11-23 16:47:21,501 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:47:21,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:47:21,502 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:47:21,502 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:47:21,503 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:47:21,504 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:47:21,504 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:47:21,504 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:47:21,504 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:47:21,504 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:47:21,506 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:47:21,506 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:47:21,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:47:21,508 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 16:47:21,508 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 16:47:21,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 16:47:21,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:47:21,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:47:21,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:47:21,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:47:21,510 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-23 16:47:21,510 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 16:47:21,510 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 16:47:21,510 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 16:47:21,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:47:21,511 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:47:21,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:47:21,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:47:21,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 16:47:21,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:47:21,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:47:21,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:47:21,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:47:21,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:47:21,514 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 16:47:21,514 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 16:47:21,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:47:21,515 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:47:21,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:47:21,515 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_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7b1b4de6077c19ce6e7b3206b7aec935b2c49ded10f81f01daddf9a689038c1 [2021-11-23 16:47:22,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:47:22,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:47:22,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:47:22,092 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:47:22,093 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:47:22,095 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i [2021-11-23 16:47:22,188 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/data/f0969c9ce/4fc22395692c47ed98da62a19cea367d/FLAGeb34dee84 [2021-11-23 16:47:23,043 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:47:23,044 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i [2021-11-23 16:47:23,067 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/data/f0969c9ce/4fc22395692c47ed98da62a19cea367d/FLAGeb34dee84 [2021-11-23 16:47:23,236 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/data/f0969c9ce/4fc22395692c47ed98da62a19cea367d [2021-11-23 16:47:23,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:47:23,240 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:47:23,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:47:23,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:47:23,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:47:23,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:47:23" (1/1) ... [2021-11-23 16:47:23,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c472bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:23, skipping insertion in model container [2021-11-23 16:47:23,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:47:23" (1/1) ... [2021-11-23 16:47:23,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:47:23,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:47:23,801 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30307,30320] [2021-11-23 16:47:23,804 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30489,30502] [2021-11-23 16:47:23,807 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30660,30673] [2021-11-23 16:47:23,811 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[31038,31051] [2021-11-23 16:47:23,816 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[31460,31473] [2021-11-23 16:47:23,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:47:23,840 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:47:23,914 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30307,30320] [2021-11-23 16:47:23,916 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30489,30502] [2021-11-23 16:47:23,917 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30660,30673] [2021-11-23 16:47:23,921 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[31038,31051] [2021-11-23 16:47:23,932 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_6f149ac6-99b6-4916-bc2c-354d85673d76/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[31460,31473] [2021-11-23 16:47:23,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:47:24,007 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:47:24,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:24 WrapperNode [2021-11-23 16:47:24,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:47:24,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:47:24,011 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:47:24,011 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:47:24,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:24" (1/1) ... [2021-11-23 16:47:24,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:24" (1/1) ... [2021-11-23 16:47:24,128 INFO L137 Inliner]: procedures = 177, calls = 30, calls flagged for inlining = 22, calls inlined = 33, statements flattened = 301 [2021-11-23 16:47:24,135 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:47:24,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:47:24,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:47:24,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:47:24,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:24" (1/1) ... [2021-11-23 16:47:24,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:24" (1/1) ... [2021-11-23 16:47:24,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:24" (1/1) ... [2021-11-23 16:47:24,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:24" (1/1) ... [2021-11-23 16:47:24,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:24" (1/1) ... [2021-11-23 16:47:24,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:24" (1/1) ... [2021-11-23 16:47:24,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:24" (1/1) ... [2021-11-23 16:47:24,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:47:24,235 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:47:24,235 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:47:24,236 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:47:24,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:47:24" (1/1) ... [2021-11-23 16:47:24,249 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:47:24,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:47:24,283 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:47:24,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:47:24,342 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-23 16:47:24,342 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-23 16:47:24,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:47:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:47:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:47:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 16:47:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 16:47:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:47:24,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:47:24,346 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 16:47:24,568 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:47:24,570 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:47:25,058 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:47:25,219 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$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 16:47:25,229 INFO L158 Benchmark]: Toolchain (without parser) took 1986.15ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 42.0MB in the beginning and 44.5MB in the end (delta: -2.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 16:47:25,231 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:47:25,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 767.36ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 41.8MB in the beginning and 54.9MB in the end (delta: -13.1MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2021-11-23 16:47:25,234 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.97ms. Allocated memory is still 81.8MB. Free memory was 54.9MB in the beginning and 52.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 16:47:25,235 INFO L158 Benchmark]: Boogie Preprocessor took 97.02ms. Allocated memory is still 81.8MB. Free memory was 52.1MB in the beginning and 49.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 16:47:25,236 INFO L158 Benchmark]: RCFGBuilder took 990.61ms. Allocated memory is still 81.8MB. Free memory was 49.8MB in the beginning and 44.5MB in the end (delta: 5.3MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2021-11-23 16:47:25,252 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 767.36ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 41.8MB in the beginning and 54.9MB in the end (delta: -13.1MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.97ms. Allocated memory is still 81.8MB. Free memory was 54.9MB in the beginning and 52.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.02ms. Allocated memory is still 81.8MB. Free memory was 52.1MB in the beginning and 49.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 990.61ms. Allocated memory is still 81.8MB. Free memory was 49.8MB in the beginning and 44.5MB in the end (delta: 5.3MB). Peak memory consumption was 15.5MB. 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 16:47:25,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f149ac6-99b6-4916-bc2c-354d85673d76/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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