./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i --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_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/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_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/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_1dceec7e-c2e3-4827-82da-f6f3dd968202/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 6710ae2bfe9a41273181e1b4b9dbdfa98f0dea6daffb771915892955eccb69dd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:08,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:08,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:08,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:08,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:08,216 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:08,218 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:08,220 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:08,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:08,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:08,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:08,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:08,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:08,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:08,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:08,232 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:08,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:08,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:08,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:08,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:08,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:08,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:08,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:08,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:08,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:08,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:08,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:08,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:08,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:08,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:08,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:08,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:08,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:08,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:08,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:08,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:08,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:08,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:08,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:08,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:08,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:08,263 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:51:08,287 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:08,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:08,288 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:08,289 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:08,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:08,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:08,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:08,290 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:08,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:51:08,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:08,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:08,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:08,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:08,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:08,291 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:08,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:08,292 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:08,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:08,292 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:08,292 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:08,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:08,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:08,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:08,293 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:08,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:08,294 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:51:08,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:51:08,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:08,294 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_1dceec7e-c2e3-4827-82da-f6f3dd968202/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6710ae2bfe9a41273181e1b4b9dbdfa98f0dea6daffb771915892955eccb69dd [2021-11-23 15:51:08,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:08,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:08,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:08,585 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:08,586 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:08,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2021-11-23 15:51:08,667 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/data/74d2734c9/6a61b1af03c84436a5911a6d473ba842/FLAG81a9b6532 [2021-11-23 15:51:09,244 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:09,245 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2021-11-23 15:51:09,267 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/data/74d2734c9/6a61b1af03c84436a5911a6d473ba842/FLAG81a9b6532 [2021-11-23 15:51:09,493 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/data/74d2734c9/6a61b1af03c84436a5911a6d473ba842 [2021-11-23 15:51:09,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:09,499 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:09,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:09,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:09,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:09,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:09" (1/1) ... [2021-11-23 15:51:09,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63eacb89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:09, skipping insertion in model container [2021-11-23 15:51:09,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:09" (1/1) ... [2021-11-23 15:51:09,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:09,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:09,970 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_1dceec7e-c2e3-4827-82da-f6f3dd968202/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i[30553,30566] [2021-11-23 15:51:09,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:09,998 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:10,062 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_1dceec7e-c2e3-4827-82da-f6f3dd968202/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i[30553,30566] [2021-11-23 15:51:10,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:10,120 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:10,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:10 WrapperNode [2021-11-23 15:51:10,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:10,123 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:10,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:10,125 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:10,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:10" (1/1) ... [2021-11-23 15:51:10,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:10" (1/1) ... [2021-11-23 15:51:10,194 INFO L137 Inliner]: procedures = 172, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2021-11-23 15:51:10,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:10,196 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:10,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:10,196 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:10,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:10" (1/1) ... [2021-11-23 15:51:10,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:10" (1/1) ... [2021-11-23 15:51:10,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:10" (1/1) ... [2021-11-23 15:51:10,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:10" (1/1) ... [2021-11-23 15:51:10,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:10" (1/1) ... [2021-11-23 15:51:10,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:10" (1/1) ... [2021-11-23 15:51:10,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:10" (1/1) ... [2021-11-23 15:51:10,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:10,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:10,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:10,245 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:10,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:10" (1/1) ... [2021-11-23 15:51:10,264 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:10,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:10,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:10,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:10,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:51:10,348 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-11-23 15:51:10,348 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-11-23 15:51:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-23 15:51:10,349 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-23 15:51:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:51:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2021-11-23 15:51:10,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2021-11-23 15:51:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:51:10,350 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:51:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:51:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:51:10,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:51:10,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2021-11-23 15:51:10,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2021-11-23 15:51:10,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:10,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:10,353 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 15:51:10,512 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:10,517 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:10,701 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:10,726 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 15:51:10,730 INFO L158 Benchmark]: Toolchain (without parser) took 1230.38ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 48.9MB in the beginning and 54.0MB in the end (delta: -5.1MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:10,731 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 86.0MB. Free memory was 66.7MB in the beginning and 66.7MB in the end (delta: 39.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:10,732 INFO L158 Benchmark]: CACSL2BoogieTranslator took 621.55ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 48.6MB in the beginning and 70.5MB in the end (delta: -21.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:51:10,733 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.45ms. Allocated memory is still 104.9MB. Free memory was 70.5MB in the beginning and 68.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:10,733 INFO L158 Benchmark]: Boogie Preprocessor took 48.43ms. Allocated memory is still 104.9MB. Free memory was 68.4MB in the beginning and 66.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:10,734 INFO L158 Benchmark]: RCFGBuilder took 483.81ms. Allocated memory is still 104.9MB. Free memory was 66.9MB in the beginning and 54.0MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:10,738 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 86.0MB. Free memory was 66.7MB in the beginning and 66.7MB in the end (delta: 39.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 621.55ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 48.6MB in the beginning and 70.5MB in the end (delta: -21.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.45ms. Allocated memory is still 104.9MB. Free memory was 70.5MB in the beginning and 68.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.43ms. Allocated memory is still 104.9MB. Free memory was 68.4MB in the beginning and 66.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 483.81ms. Allocated memory is still 104.9MB. Free memory was 66.9MB in the beginning and 54.0MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. 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 15:51:10,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/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_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/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_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/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_1dceec7e-c2e3-4827-82da-f6f3dd968202/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 6710ae2bfe9a41273181e1b4b9dbdfa98f0dea6daffb771915892955eccb69dd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:13,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:13,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:13,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:13,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:13,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:13,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:13,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:13,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:13,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:13,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:13,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:13,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:13,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:13,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:13,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:13,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:13,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:13,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:13,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:13,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:13,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:13,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:13,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:13,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:13,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:13,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:13,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:13,251 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:13,252 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:13,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:13,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:13,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:13,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:13,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:13,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:13,266 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:13,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:13,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:13,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:13,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:13,270 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:51:13,311 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:13,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:13,315 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:13,315 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:13,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:13,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:13,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:13,317 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:13,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:13,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:13,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:13,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:13,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:13,320 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:51:13,320 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:51:13,320 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:51:13,320 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:13,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:13,321 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:13,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:13,321 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:13,322 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:13,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:13,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:13,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:13,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:13,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:13,323 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:51:13,323 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:51:13,324 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:13,324 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:51:13,324 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:51:13,325 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_1dceec7e-c2e3-4827-82da-f6f3dd968202/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6710ae2bfe9a41273181e1b4b9dbdfa98f0dea6daffb771915892955eccb69dd [2021-11-23 15:51:13,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:13,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:13,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:13,766 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:13,766 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:13,768 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2021-11-23 15:51:13,854 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/data/f7fb5a47c/8e8516663c9d431a8bc315390752ee79/FLAG1b09d6b76 [2021-11-23 15:51:14,387 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:14,392 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2021-11-23 15:51:14,416 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/data/f7fb5a47c/8e8516663c9d431a8bc315390752ee79/FLAG1b09d6b76 [2021-11-23 15:51:14,695 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/data/f7fb5a47c/8e8516663c9d431a8bc315390752ee79 [2021-11-23 15:51:14,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:14,699 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:14,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:14,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:14,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:14,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:14" (1/1) ... [2021-11-23 15:51:14,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2090e351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:14, skipping insertion in model container [2021-11-23 15:51:14,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:14" (1/1) ... [2021-11-23 15:51:14,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:14,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:15,113 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_1dceec7e-c2e3-4827-82da-f6f3dd968202/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i[30553,30566] [2021-11-23 15:51:15,132 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:15,154 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:15,221 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_1dceec7e-c2e3-4827-82da-f6f3dd968202/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i[30553,30566] [2021-11-23 15:51:15,234 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:15,294 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:15,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15 WrapperNode [2021-11-23 15:51:15,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:15,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:15,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:15,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:15,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:15,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:15,370 INFO L137 Inliner]: procedures = 176, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2021-11-23 15:51:15,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:15,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:15,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:15,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:15,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:15,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:15,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:15,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:15,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:15,416 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:15,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:15,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:15,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:15,432 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:15,432 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:15,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:15,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:15,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:15,473 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:15,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:15,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:51:15,531 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-11-23 15:51:15,531 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-11-23 15:51:15,531 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-23 15:51:15,532 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-23 15:51:15,532 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2021-11-23 15:51:15,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2021-11-23 15:51:15,532 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:51:15,534 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:51:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:51:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:51:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:51:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:51:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:51:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2021-11-23 15:51:15,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2021-11-23 15:51:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:15,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:15,537 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 15:51:15,673 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:15,675 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:15,835 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:15,856 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 15:51:15,860 INFO L158 Benchmark]: Toolchain (without parser) took 1159.61ms. Allocated memory is still 67.1MB. Free memory was 45.5MB in the beginning and 40.8MB in the end (delta: 4.6MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:15,860 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:15,861 INFO L158 Benchmark]: CACSL2BoogieTranslator took 595.21ms. Allocated memory is still 67.1MB. Free memory was 45.4MB in the beginning and 39.3MB in the end (delta: 6.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:15,862 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.66ms. Allocated memory is still 67.1MB. Free memory was 39.3MB in the beginning and 37.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:15,862 INFO L158 Benchmark]: Boogie Preprocessor took 59.06ms. Allocated memory is still 67.1MB. Free memory was 37.0MB in the beginning and 35.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:15,863 INFO L158 Benchmark]: RCFGBuilder took 426.36ms. Allocated memory is still 67.1MB. Free memory was 35.4MB in the beginning and 40.8MB in the end (delta: -5.5MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2021-11-23 15:51:15,867 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 595.21ms. Allocated memory is still 67.1MB. Free memory was 45.4MB in the beginning and 39.3MB in the end (delta: 6.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.66ms. Allocated memory is still 67.1MB. Free memory was 39.3MB in the beginning and 37.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.06ms. Allocated memory is still 67.1MB. Free memory was 37.0MB in the beginning and 35.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 426.36ms. Allocated memory is still 67.1MB. Free memory was 35.4MB in the beginning and 40.8MB in the end (delta: -5.5MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:51:15,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dceec7e-c2e3-4827-82da-f6f3dd968202/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