./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi002_tso.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_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/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_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi002_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/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_9288a282-9484-4abb-82f7-fe9a5945efbe/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 48e6a57243e80a87d178da358ff4ad1dd63b86003507ef0dec3764d15038130a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:31,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:31,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:32,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:32,012 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:32,013 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:32,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:32,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:32,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:32,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:32,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:32,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:32,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:32,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:32,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:32,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:32,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:32,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:32,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:32,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:32,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:32,061 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:32,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:32,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:32,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:32,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:32,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:32,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:32,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:32,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:32,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:32,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:32,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:32,083 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:32,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:32,085 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:32,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:32,086 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:32,086 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:32,087 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:32,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:32,089 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:30:32,135 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:32,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:32,137 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:30:32,137 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:30:32,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:32,138 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:32,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:32,138 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:30:32,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:30:32,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:30:32,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:32,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:30:32,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:32,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:30:32,147 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:30:32,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:30:32,147 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:32,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:30:32,148 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:32,149 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:32,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:32,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:32,156 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:32,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:32,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:30:32,158 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:30:32,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:30:32,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:30:32,159 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_9288a282-9484-4abb-82f7-fe9a5945efbe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48e6a57243e80a87d178da358ff4ad1dd63b86003507ef0dec3764d15038130a [2021-11-23 15:30:32,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:32,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:32,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:32,438 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:32,438 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:32,440 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/rfi002_tso.i [2021-11-23 15:30:32,514 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/data/5eee4c44e/44891e34d9304edaaca1803dbd279fef/FLAG9984883c1 [2021-11-23 15:30:33,110 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:33,110 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/sv-benchmarks/c/pthread-wmm/rfi002_tso.i [2021-11-23 15:30:33,141 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/data/5eee4c44e/44891e34d9304edaaca1803dbd279fef/FLAG9984883c1 [2021-11-23 15:30:33,385 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/data/5eee4c44e/44891e34d9304edaaca1803dbd279fef [2021-11-23 15:30:33,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:33,389 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:33,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:33,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:33,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:33,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:33" (1/1) ... [2021-11-23 15:30:33,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40313b3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:33, skipping insertion in model container [2021-11-23 15:30:33,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:33" (1/1) ... [2021-11-23 15:30:33,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:33,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:33,602 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_9288a282-9484-4abb-82f7-fe9a5945efbe/sv-benchmarks/c/pthread-wmm/rfi002_tso.i[987,1000] [2021-11-23 15:30:33,936 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:33,952 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:33,966 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_9288a282-9484-4abb-82f7-fe9a5945efbe/sv-benchmarks/c/pthread-wmm/rfi002_tso.i[987,1000] [2021-11-23 15:30:34,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:34,154 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:34,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:34 WrapperNode [2021-11-23 15:30:34,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:34,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:34,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:34,158 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:34,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:34" (1/1) ... [2021-11-23 15:30:34,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:34" (1/1) ... [2021-11-23 15:30:34,289 INFO L137 Inliner]: procedures = 175, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 241 [2021-11-23 15:30:34,293 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:34,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:34,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:34,295 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:34,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:34" (1/1) ... [2021-11-23 15:30:34,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:34" (1/1) ... [2021-11-23 15:30:34,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:34" (1/1) ... [2021-11-23 15:30:34,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:34" (1/1) ... [2021-11-23 15:30:34,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:34" (1/1) ... [2021-11-23 15:30:34,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:34" (1/1) ... [2021-11-23 15:30:34,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:34" (1/1) ... [2021-11-23 15:30:34,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:34,407 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:34,408 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:34,408 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:34,409 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:34" (1/1) ... [2021-11-23 15:30:34,427 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:34,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:34,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:34,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:34,531 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:30:34,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:30:34,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:30:34,532 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:30:34,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:34,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:30:34,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:30:34,533 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:30:34,533 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:30:34,534 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:30:34,534 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:30:34,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:30:34,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:30:34,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:34,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:34,537 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 15:30:34,749 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:34,751 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:35,859 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:30:36,067 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 15:30:36,079 INFO L158 Benchmark]: Toolchain (without parser) took 2688.21ms. Allocated memory is still 100.7MB. Free memory was 68.5MB in the beginning and 40.5MB in the end (delta: 28.0MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2021-11-23 15:30:36,081 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 77.6MB. Free memory is still 43.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:36,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 762.73ms. Allocated memory is still 100.7MB. Free memory was 68.2MB in the beginning and 72.5MB in the end (delta: -4.3MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2021-11-23 15:30:36,084 INFO L158 Benchmark]: Boogie Procedure Inliner took 137.09ms. Allocated memory is still 100.7MB. Free memory was 72.5MB in the beginning and 69.4MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:36,085 INFO L158 Benchmark]: Boogie Preprocessor took 112.54ms. Allocated memory is still 100.7MB. Free memory was 69.4MB in the beginning and 66.0MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:30:36,086 INFO L158 Benchmark]: RCFGBuilder took 1668.85ms. Allocated memory is still 100.7MB. Free memory was 66.0MB in the beginning and 40.5MB in the end (delta: 25.5MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2021-11-23 15:30:36,091 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 77.6MB. Free memory is still 43.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 762.73ms. Allocated memory is still 100.7MB. Free memory was 68.2MB in the beginning and 72.5MB in the end (delta: -4.3MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 137.09ms. Allocated memory is still 100.7MB. Free memory was 72.5MB in the beginning and 69.4MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 112.54ms. Allocated memory is still 100.7MB. Free memory was 69.4MB in the beginning and 66.0MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1668.85ms. Allocated memory is still 100.7MB. Free memory was 66.0MB in the beginning and 40.5MB in the end (delta: 25.5MB). Peak memory consumption was 33.7MB. 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 15:30:36,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/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_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi002_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/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_9288a282-9484-4abb-82f7-fe9a5945efbe/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 48e6a57243e80a87d178da358ff4ad1dd63b86003507ef0dec3764d15038130a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:38,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:38,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:38,847 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:38,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:38,852 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:38,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:38,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:38,863 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:38,870 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:38,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:38,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:38,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:38,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:38,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:38,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:38,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:38,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:38,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:38,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:38,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:38,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:38,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:38,914 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:38,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:38,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:38,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:38,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:38,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:38,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:38,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:38,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:38,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:38,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:38,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:38,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:38,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:38,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:38,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:38,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:38,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:38,935 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:30:38,961 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:38,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:38,962 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:30:38,962 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:30:38,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:38,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:38,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:38,963 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:30:38,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:30:38,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:38,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:30:38,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:38,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:30:38,964 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:30:38,965 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:30:38,965 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:30:38,965 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:30:38,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:30:38,965 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:38,965 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:30:38,966 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:38,966 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:38,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:38,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:38,966 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:38,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:38,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:30:38,967 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:30:38,967 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:30:38,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:30:38,967 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:30:38,967 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:30:38,967 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_9288a282-9484-4abb-82f7-fe9a5945efbe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48e6a57243e80a87d178da358ff4ad1dd63b86003507ef0dec3764d15038130a [2021-11-23 15:30:39,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:39,461 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:39,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:39,467 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:39,468 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:39,472 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/rfi002_tso.i [2021-11-23 15:30:39,549 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/data/0fa7f947c/e74eda252b8d43918499c1eeaafcbd3b/FLAGa4aab9564 [2021-11-23 15:30:40,325 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:40,326 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/sv-benchmarks/c/pthread-wmm/rfi002_tso.i [2021-11-23 15:30:40,359 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/data/0fa7f947c/e74eda252b8d43918499c1eeaafcbd3b/FLAGa4aab9564 [2021-11-23 15:30:40,564 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/data/0fa7f947c/e74eda252b8d43918499c1eeaafcbd3b [2021-11-23 15:30:40,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:40,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:40,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:40,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:40,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:40,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:40" (1/1) ... [2021-11-23 15:30:40,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1220fd26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:40, skipping insertion in model container [2021-11-23 15:30:40,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:40" (1/1) ... [2021-11-23 15:30:40,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:40,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:40,847 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_9288a282-9484-4abb-82f7-fe9a5945efbe/sv-benchmarks/c/pthread-wmm/rfi002_tso.i[987,1000] [2021-11-23 15:30:41,149 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:41,163 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:41,176 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_9288a282-9484-4abb-82f7-fe9a5945efbe/sv-benchmarks/c/pthread-wmm/rfi002_tso.i[987,1000] [2021-11-23 15:30:41,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:41,302 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:41,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:41 WrapperNode [2021-11-23 15:30:41,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:41,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:41,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:41,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:41,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:41" (1/1) ... [2021-11-23 15:30:41,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:41" (1/1) ... [2021-11-23 15:30:41,390 INFO L137 Inliner]: procedures = 178, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 242 [2021-11-23 15:30:41,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:41,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:41,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:41,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:41,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:41" (1/1) ... [2021-11-23 15:30:41,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:41" (1/1) ... [2021-11-23 15:30:41,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:41" (1/1) ... [2021-11-23 15:30:41,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:41" (1/1) ... [2021-11-23 15:30:41,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:41" (1/1) ... [2021-11-23 15:30:41,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:41" (1/1) ... [2021-11-23 15:30:41,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:41" (1/1) ... [2021-11-23 15:30:41,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:41,499 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:41,500 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:41,500 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:41,501 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:41" (1/1) ... [2021-11-23 15:30:41,507 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:41,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:41,538 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:41,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:30:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:30:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:30:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:30:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:30:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:30:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:30:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:30:41,605 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:30:41,605 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:30:41,605 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:30:41,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:30:41,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:41,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:41,608 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 15:30:41,875 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:41,877 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:42,940 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:30:43,117 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 15:30:43,124 INFO L158 Benchmark]: Toolchain (without parser) took 2548.81ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 41.5MB in the beginning and 51.3MB in the end (delta: -9.8MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2021-11-23 15:30:43,126 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 50.3MB. Free memory was 30.5MB in the beginning and 30.5MB in the end (delta: 36.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:43,127 INFO L158 Benchmark]: CACSL2BoogieTranslator took 727.13ms. Allocated memory is still 67.1MB. Free memory was 41.3MB in the beginning and 32.8MB in the end (delta: 8.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:30:43,128 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.95ms. Allocated memory is still 67.1MB. Free memory was 32.6MB in the beginning and 47.0MB in the end (delta: -14.4MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2021-11-23 15:30:43,129 INFO L158 Benchmark]: Boogie Preprocessor took 107.12ms. Allocated memory is still 67.1MB. Free memory was 47.0MB in the beginning and 43.1MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:30:43,130 INFO L158 Benchmark]: RCFGBuilder took 1621.96ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 43.1MB in the beginning and 51.3MB in the end (delta: -8.3MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2021-11-23 15:30:43,139 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 50.3MB. Free memory was 30.5MB in the beginning and 30.5MB in the end (delta: 36.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 727.13ms. Allocated memory is still 67.1MB. Free memory was 41.3MB in the beginning and 32.8MB in the end (delta: 8.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.95ms. Allocated memory is still 67.1MB. Free memory was 32.6MB in the beginning and 47.0MB in the end (delta: -14.4MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.12ms. Allocated memory is still 67.1MB. Free memory was 47.0MB in the beginning and 43.1MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1621.96ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 43.1MB in the beginning and 51.3MB in the end (delta: -8.3MB). Peak memory consumption was 31.8MB. 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 15:30:43,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9288a282-9484-4abb-82f7-fe9a5945efbe/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