./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi004.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi004.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ --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 131a5c0bb00c7f6e11a814871ba4a0d65133507ca6f79e4b87c2742dbe2c5590 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:23:21,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:23:21,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:23:21,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:23:21,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:23:21,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:23:21,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:23:21,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:23:21,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:23:21,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:23:21,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:23:21,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:23:21,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:23:21,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:23:21,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:23:21,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:23:21,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:23:21,362 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:23:21,364 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:23:21,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:23:21,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:23:21,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:23:21,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:23:21,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:23:21,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:23:21,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:23:21,377 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:23:21,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:23:21,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:23:21,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:23:21,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:23:21,381 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:23:21,382 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:23:21,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:23:21,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:23:21,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:23:21,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:23:21,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:23:21,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:23:21,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:23:21,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:23:21,390 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:23:21,413 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:23:21,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:23:21,415 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:23:21,415 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:23:21,416 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:23:21,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:23:21,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:23:21,418 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:23:21,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:23:21,418 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:23:21,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:23:21,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:23:21,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:23:21,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:23:21,421 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:23:21,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:23:21,421 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:23:21,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:23:21,422 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:23:21,423 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:23:21,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:23:21,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:21,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:23:21,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:23:21,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:23:21,426 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:23:21,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:23:21,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:23:21,427 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_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 131a5c0bb00c7f6e11a814871ba4a0d65133507ca6f79e4b87c2742dbe2c5590 [2021-11-23 00:23:21,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:23:21,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:23:21,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:23:21,738 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:23:21,739 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:23:21,741 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/rfi004.i [2021-11-23 00:23:21,813 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/data/d89471211/20ab0b2b8d254b5b9729fccf4ee5abc7/FLAG841b30275 [2021-11-23 00:23:22,389 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:23:22,389 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/sv-benchmarks/c/pthread-wmm/rfi004.i [2021-11-23 00:23:22,409 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/data/d89471211/20ab0b2b8d254b5b9729fccf4ee5abc7/FLAG841b30275 [2021-11-23 00:23:22,669 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/data/d89471211/20ab0b2b8d254b5b9729fccf4ee5abc7 [2021-11-23 00:23:22,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:23:22,673 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:23:22,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:22,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:23:22,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:23:22,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:22" (1/1) ... [2021-11-23 00:23:22,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60fedf65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:22, skipping insertion in model container [2021-11-23 00:23:22,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:22" (1/1) ... [2021-11-23 00:23:22,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:23:22,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:23:22,968 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_f9b0a093-ee55-4c1e-832a-08f69d5675c2/sv-benchmarks/c/pthread-wmm/rfi004.i[983,996] [2021-11-23 00:23:23,160 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:23,167 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:23:23,179 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_f9b0a093-ee55-4c1e-832a-08f69d5675c2/sv-benchmarks/c/pthread-wmm/rfi004.i[983,996] [2021-11-23 00:23:23,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:23,258 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:23:23,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:23 WrapperNode [2021-11-23 00:23:23,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:23,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:23,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:23:23,261 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:23:23,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:23" (1/1) ... [2021-11-23 00:23:23,299 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:23" (1/1) ... [2021-11-23 00:23:23,332 INFO L137 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 100 [2021-11-23 00:23:23,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:23,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:23:23,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:23:23,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:23:23,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:23" (1/1) ... [2021-11-23 00:23:23,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:23" (1/1) ... [2021-11-23 00:23:23,359 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:23" (1/1) ... [2021-11-23 00:23:23,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:23" (1/1) ... [2021-11-23 00:23:23,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:23" (1/1) ... [2021-11-23 00:23:23,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:23" (1/1) ... [2021-11-23 00:23:23,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:23" (1/1) ... [2021-11-23 00:23:23,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:23:23,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:23:23,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:23:23,381 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:23:23,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:23" (1/1) ... [2021-11-23 00:23:23,404 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:23,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:23:23,452 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:23:23,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:23:23,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:23:23,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:23:23,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:23:23,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:23:23,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:23:23,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:23:23,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:23:23,506 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 00:23:23,506 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 00:23:23,506 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 00:23:23,506 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 00:23:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:23:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:23:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:23:23,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:23:23,508 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 00:23:23,665 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:23:23,667 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:23:24,141 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:23:24,541 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:23:24,541 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:23:24,542 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L777 is neither atomic block end nor a sink node. [2021-11-23 00:23:24,543 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) 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 00:23:24,548 INFO L158 Benchmark]: Toolchain (without parser) took 1873.45ms. Allocated memory is still 107.0MB. Free memory was 68.5MB in the beginning and 48.3MB in the end (delta: 20.2MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2021-11-23 00:23:24,549 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:23:24,551 INFO L158 Benchmark]: CACSL2BoogieTranslator took 583.43ms. Allocated memory is still 107.0MB. Free memory was 68.3MB in the beginning and 68.7MB in the end (delta: -442.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:23:24,552 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.94ms. Allocated memory is still 107.0MB. Free memory was 68.7MB in the beginning and 66.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:23:24,553 INFO L158 Benchmark]: Boogie Preprocessor took 45.95ms. Allocated memory is still 107.0MB. Free memory was 66.4MB in the beginning and 64.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:23:24,554 INFO L158 Benchmark]: RCFGBuilder took 1165.44ms. Allocated memory is still 107.0MB. Free memory was 64.3MB in the beginning and 48.3MB in the end (delta: 16.0MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2021-11-23 00:23:24,559 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 583.43ms. Allocated memory is still 107.0MB. Free memory was 68.3MB in the beginning and 68.7MB in the end (delta: -442.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.94ms. Allocated memory is still 107.0MB. Free memory was 68.7MB in the beginning and 66.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.95ms. Allocated memory is still 107.0MB. Free memory was 66.4MB in the beginning and 64.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1165.44ms. Allocated memory is still 107.0MB. Free memory was 64.3MB in the beginning and 48.3MB in the end (delta: 16.0MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:23:24,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/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_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi004.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ --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 131a5c0bb00c7f6e11a814871ba4a0d65133507ca6f79e4b87c2742dbe2c5590 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:23:26,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:23:26,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:23:26,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:23:26,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:23:26,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:23:26,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:23:26,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:23:26,978 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:23:26,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:23:26,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:23:26,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:23:26,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:23:26,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:23:26,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:23:27,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:23:27,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:23:27,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:23:27,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:23:27,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:23:27,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:23:27,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:23:27,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:23:27,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:23:27,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:23:27,029 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:23:27,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:23:27,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:23:27,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:23:27,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:23:27,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:23:27,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:23:27,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:23:27,037 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:23:27,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:23:27,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:23:27,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:23:27,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:23:27,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:23:27,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:23:27,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:23:27,060 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:23:27,102 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:23:27,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:23:27,103 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:23:27,103 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:23:27,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:23:27,104 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:23:27,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:23:27,105 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:23:27,105 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:23:27,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:23:27,105 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:23:27,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:23:27,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:23:27,106 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:23:27,106 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:23:27,106 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:23:27,106 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:23:27,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:23:27,107 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:23:27,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:23:27,107 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:23:27,107 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:23:27,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:23:27,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:27,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:23:27,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:23:27,108 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:23:27,109 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:23:27,109 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:23:27,109 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:23:27,109 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:23:27,109 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:23:27,110 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_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 131a5c0bb00c7f6e11a814871ba4a0d65133507ca6f79e4b87c2742dbe2c5590 [2021-11-23 00:23:27,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:23:27,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:23:27,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:23:27,510 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:23:27,511 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:23:27,512 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/rfi004.i [2021-11-23 00:23:27,577 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/data/b4de473db/01b1703d5e154e6080eb6466683319fd/FLAG688475678 [2021-11-23 00:23:28,176 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:23:28,177 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/sv-benchmarks/c/pthread-wmm/rfi004.i [2021-11-23 00:23:28,191 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/data/b4de473db/01b1703d5e154e6080eb6466683319fd/FLAG688475678 [2021-11-23 00:23:28,446 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/data/b4de473db/01b1703d5e154e6080eb6466683319fd [2021-11-23 00:23:28,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:23:28,451 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:23:28,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:28,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:23:28,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:23:28,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:28" (1/1) ... [2021-11-23 00:23:28,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55bd5723 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:28, skipping insertion in model container [2021-11-23 00:23:28,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:28" (1/1) ... [2021-11-23 00:23:28,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:23:28,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:23:28,729 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_f9b0a093-ee55-4c1e-832a-08f69d5675c2/sv-benchmarks/c/pthread-wmm/rfi004.i[983,996] [2021-11-23 00:23:29,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:29,028 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:23:29,043 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_f9b0a093-ee55-4c1e-832a-08f69d5675c2/sv-benchmarks/c/pthread-wmm/rfi004.i[983,996] [2021-11-23 00:23:29,111 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:29,152 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:23:29,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:29 WrapperNode [2021-11-23 00:23:29,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:29,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:29,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:23:29,154 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:23:29,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:29" (1/1) ... [2021-11-23 00:23:29,182 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:29" (1/1) ... [2021-11-23 00:23:29,211 INFO L137 Inliner]: procedures = 178, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2021-11-23 00:23:29,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:29,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:23:29,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:23:29,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:23:29,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:29" (1/1) ... [2021-11-23 00:23:29,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:29" (1/1) ... [2021-11-23 00:23:29,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:29" (1/1) ... [2021-11-23 00:23:29,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:29" (1/1) ... [2021-11-23 00:23:29,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:29" (1/1) ... [2021-11-23 00:23:29,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:29" (1/1) ... [2021-11-23 00:23:29,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:29" (1/1) ... [2021-11-23 00:23:29,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:23:29,258 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:23:29,258 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:23:29,258 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:23:29,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:29" (1/1) ... [2021-11-23 00:23:29,266 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:29,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:23:29,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:23:29,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:23:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:23:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:23:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:23:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:23:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:23:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:23:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 00:23:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:23:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 00:23:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 00:23:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 00:23:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 00:23:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:23:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:23:29,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:23:29,347 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 00:23:29,470 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:23:29,471 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:23:29,884 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:23:30,192 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:23:30,192 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:23:30,193 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L777 is neither atomic block end nor a sink node. [2021-11-23 00:23:30,194 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) 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 00:23:30,201 INFO L158 Benchmark]: Toolchain (without parser) took 1747.83ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 32.1MB in the beginning and 42.8MB in the end (delta: -10.7MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2021-11-23 00:23:30,202 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 56.6MB. Free memory was 35.9MB in the beginning and 35.9MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:23:30,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 700.52ms. Allocated memory is still 56.6MB. Free memory was 31.9MB in the beginning and 27.2MB in the end (delta: 4.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:23:30,204 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.46ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 27.2MB in the beginning and 57.0MB in the end (delta: -29.8MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2021-11-23 00:23:30,204 INFO L158 Benchmark]: Boogie Preprocessor took 45.39ms. Allocated memory is still 75.5MB. Free memory was 57.0MB in the beginning and 54.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:23:30,205 INFO L158 Benchmark]: RCFGBuilder took 939.54ms. Allocated memory is still 75.5MB. Free memory was 54.9MB in the beginning and 42.8MB in the end (delta: 12.1MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2021-11-23 00:23:30,215 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 56.6MB. Free memory was 35.9MB in the beginning and 35.9MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 700.52ms. Allocated memory is still 56.6MB. Free memory was 31.9MB in the beginning and 27.2MB in the end (delta: 4.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.46ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 27.2MB in the beginning and 57.0MB in the end (delta: -29.8MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.39ms. Allocated memory is still 75.5MB. Free memory was 57.0MB in the beginning and 54.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 939.54ms. Allocated memory is still 75.5MB. Free memory was 54.9MB in the beginning and 42.8MB in the end (delta: 12.1MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:23:30,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b0a093-ee55-4c1e-832a-08f69d5675c2/bin/ukojak-LBtLqBUTdQ/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?