./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB --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 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:43:01,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:43:01,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:43:01,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:43:01,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:43:01,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:43:01,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:43:01,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:43:01,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:43:01,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:43:01,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:43:01,203 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:43:01,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:43:01,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:43:01,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:43:01,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:43:01,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:43:01,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:43:01,221 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:43:01,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:43:01,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:43:01,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:43:01,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:43:01,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:43:01,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:43:01,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:43:01,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:43:01,255 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:43:01,256 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:43:01,257 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:43:01,258 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:43:01,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:43:01,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:43:01,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:43:01,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:43:01,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:43:01,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:43:01,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:43:01,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:43:01,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:43:01,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:43:01,274 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:43:01,330 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:43:01,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:43:01,331 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:43:01,332 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:43:01,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:43:01,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:43:01,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:43:01,333 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:43:01,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:43:01,334 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:43:01,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:43:01,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:43:01,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:43:01,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:43:01,335 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:43:01,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:43:01,336 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:43:01,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:43:01,336 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:43:01,336 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:43:01,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:43:01,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:01,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:43:01,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:43:01,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:43:01,338 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:43:01,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:43:01,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:43:01,339 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_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 [2022-10-17 16:43:01,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:43:01,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:43:01,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:43:01,640 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:43:01,641 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:43:01,643 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2022-10-17 16:43:01,737 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/data/0d87f6bbc/86cb4342e7214a6fae3b4a72486e819e/FLAG206522143 [2022-10-17 16:43:02,364 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:43:02,365 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2022-10-17 16:43:02,386 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/data/0d87f6bbc/86cb4342e7214a6fae3b4a72486e819e/FLAG206522143 [2022-10-17 16:43:02,559 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/data/0d87f6bbc/86cb4342e7214a6fae3b4a72486e819e [2022-10-17 16:43:02,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:43:02,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:43:02,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:02,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:43:02,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:43:02,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:02" (1/1) ... [2022-10-17 16:43:02,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522b3a82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:02, skipping insertion in model container [2022-10-17 16:43:02,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:02" (1/1) ... [2022-10-17 16:43:02,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:43:02,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:43:02,861 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_9d78a0a4-6291-4913-bfbe-a0b838301fa0/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2022-10-17 16:43:03,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:03,193 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:43:03,205 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_9d78a0a4-6291-4913-bfbe-a0b838301fa0/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2022-10-17 16:43:03,264 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:03,304 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:43:03,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:03 WrapperNode [2022-10-17 16:43:03,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:03,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:03,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:43:03,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:43:03,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:03" (1/1) ... [2022-10-17 16:43:03,348 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:03" (1/1) ... [2022-10-17 16:43:03,389 INFO L138 Inliner]: procedures = 177, calls = 88, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 161 [2022-10-17 16:43:03,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:03,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:43:03,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:43:03,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:43:03,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:03" (1/1) ... [2022-10-17 16:43:03,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:03" (1/1) ... [2022-10-17 16:43:03,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:03" (1/1) ... [2022-10-17 16:43:03,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:03" (1/1) ... [2022-10-17 16:43:03,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:03" (1/1) ... [2022-10-17 16:43:03,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:03" (1/1) ... [2022-10-17 16:43:03,472 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:03" (1/1) ... [2022-10-17 16:43:03,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:03" (1/1) ... [2022-10-17 16:43:03,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:43:03,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:43:03,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:43:03,488 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:43:03,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:03" (1/1) ... [2022-10-17 16:43:03,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:03,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:43:03,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:43:03,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:43:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:43:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:43:03,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:43:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:43:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:43:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:43:03,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:43:03,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:43:03,589 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:43:03,589 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:43:03,589 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:43:03,590 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:43:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:43:03,590 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:43:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-10-17 16:43:03,590 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-10-17 16:43:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:43:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:43:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:43:03,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:43:03,594 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:43:03,832 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:43:03,834 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:43:04,927 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:43:05,963 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:43:05,963 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:43:05,964 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L798 is neither atomic block end nor a sink node. [2022-10-17 16:43:05,965 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:303) 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) [2022-10-17 16:43:05,976 INFO L158 Benchmark]: Toolchain (without parser) took 3409.37ms. Allocated memory was 88.1MB in the beginning and 130.0MB in the end (delta: 41.9MB). Free memory was 44.9MB in the beginning and 71.4MB in the end (delta: -26.5MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2022-10-17 16:43:05,977 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 63.2MB in the beginning and 63.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:43:05,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 739.83ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 44.7MB in the beginning and 63.6MB in the end (delta: -18.9MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2022-10-17 16:43:05,980 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.67ms. Allocated memory is still 107.0MB. Free memory was 63.6MB in the beginning and 61.0MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:43:05,981 INFO L158 Benchmark]: Boogie Preprocessor took 92.92ms. Allocated memory is still 107.0MB. Free memory was 61.0MB in the beginning and 57.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:43:05,982 INFO L158 Benchmark]: RCFGBuilder took 2484.62ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 57.7MB in the beginning and 71.4MB in the end (delta: -13.6MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2022-10-17 16:43:05,991 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 63.2MB in the beginning and 63.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 739.83ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 44.7MB in the beginning and 63.6MB in the end (delta: -18.9MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.67ms. Allocated memory is still 107.0MB. Free memory was 63.6MB in the beginning and 61.0MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.92ms. Allocated memory is still 107.0MB. Free memory was 61.0MB in the beginning and 57.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2484.62ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 57.7MB in the beginning and 71.4MB in the end (delta: -13.6MB). Peak memory consumption was 43.3MB. 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:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:43:06,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB --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 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:43:08,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:43:08,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:43:08,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:43:08,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:43:08,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:43:08,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:43:08,704 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:43:08,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:43:08,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:43:08,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:43:08,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:43:08,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:43:08,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:43:08,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:43:08,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:43:08,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:43:08,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:43:08,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:43:08,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:43:08,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:43:08,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:43:08,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:43:08,740 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:43:08,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:43:08,746 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:43:08,746 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:43:08,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:43:08,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:43:08,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:43:08,750 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:43:08,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:43:08,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:43:08,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:43:08,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:43:08,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:43:08,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:43:08,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:43:08,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:43:08,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:43:08,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:43:08,761 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:43:08,787 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:43:08,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:43:08,788 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:43:08,789 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:43:08,790 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:43:08,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:43:08,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:43:08,791 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:43:08,791 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:43:08,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:43:08,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:43:08,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:43:08,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:43:08,792 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:43:08,793 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:43:08,793 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:43:08,793 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:43:08,794 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:43:08,794 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:43:08,794 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:43:08,794 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:43:08,795 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:43:08,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:43:08,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:08,796 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:43:08,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:43:08,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:43:08,797 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:43:08,797 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:43:08,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:43:08,797 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:43:08,798 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:43:08,798 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_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 [2022-10-17 16:43:09,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:43:09,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:43:09,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:43:09,246 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:43:09,247 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:43:09,251 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2022-10-17 16:43:09,333 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/data/36502f2ca/1ef58b29a4424d5eb1fe6e025c3945ef/FLAGdc0616ef0 [2022-10-17 16:43:10,070 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:43:10,070 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2022-10-17 16:43:10,101 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/data/36502f2ca/1ef58b29a4424d5eb1fe6e025c3945ef/FLAGdc0616ef0 [2022-10-17 16:43:10,308 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/data/36502f2ca/1ef58b29a4424d5eb1fe6e025c3945ef [2022-10-17 16:43:10,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:43:10,318 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:43:10,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:10,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:43:10,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:43:10,337 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:10" (1/1) ... [2022-10-17 16:43:10,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6346ff65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:10, skipping insertion in model container [2022-10-17 16:43:10,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:10" (1/1) ... [2022-10-17 16:43:10,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:43:10,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:43:10,615 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_9d78a0a4-6291-4913-bfbe-a0b838301fa0/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2022-10-17 16:43:10,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:10,961 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:43:10,987 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2022-10-17 16:43:11,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:11,133 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:43:11,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:11 WrapperNode [2022-10-17 16:43:11,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:11,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:11,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:43:11,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:43:11,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:11" (1/1) ... [2022-10-17 16:43:11,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:11" (1/1) ... [2022-10-17 16:43:11,243 INFO L138 Inliner]: procedures = 181, calls = 88, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 162 [2022-10-17 16:43:11,244 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:11,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:43:11,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:43:11,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:43:11,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:11" (1/1) ... [2022-10-17 16:43:11,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:11" (1/1) ... [2022-10-17 16:43:11,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:11" (1/1) ... [2022-10-17 16:43:11,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:11" (1/1) ... [2022-10-17 16:43:11,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:11" (1/1) ... [2022-10-17 16:43:11,330 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:11" (1/1) ... [2022-10-17 16:43:11,335 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:11" (1/1) ... [2022-10-17 16:43:11,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:11" (1/1) ... [2022-10-17 16:43:11,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:43:11,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:43:11,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:43:11,364 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:43:11,365 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:11" (1/1) ... [2022-10-17 16:43:11,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:11,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:43:11,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:43:11,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:43:11,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:43:11,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:43:11,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:43:11,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:43:11,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:43:11,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:43:11,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:43:11,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:43:11,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:43:11,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 16:43:11,458 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:43:11,459 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:43:11,459 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:43:11,459 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:43:11,459 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:43:11,459 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:43:11,460 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-10-17 16:43:11,460 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-10-17 16:43:11,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:43:11,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:43:11,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:43:11,463 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:43:11,777 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:43:11,779 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:43:12,861 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:43:13,914 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:43:13,914 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:43:13,917 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L798 is neither atomic block end nor a sink node. [2022-10-17 16:43:13,918 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:303) 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) [2022-10-17 16:43:13,926 INFO L158 Benchmark]: Toolchain (without parser) took 3605.91ms. Allocated memory was 56.6MB in the beginning and 121.6MB in the end (delta: 65.0MB). Free memory was 32.0MB in the beginning and 54.5MB in the end (delta: -22.5MB). Peak memory consumption was 53.9MB. Max. memory is 16.1GB. [2022-10-17 16:43:13,927 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 56.6MB. Free memory was 36.3MB in the beginning and 36.3MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:43:13,929 INFO L158 Benchmark]: CACSL2BoogieTranslator took 815.03ms. Allocated memory was 56.6MB in the beginning and 73.4MB in the end (delta: 16.8MB). Free memory was 31.8MB in the beginning and 51.8MB in the end (delta: -20.0MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2022-10-17 16:43:13,930 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.61ms. Allocated memory is still 73.4MB. Free memory was 51.8MB in the beginning and 49.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:43:13,931 INFO L158 Benchmark]: Boogie Preprocessor took 117.91ms. Allocated memory is still 73.4MB. Free memory was 49.2MB in the beginning and 45.3MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:43:13,932 INFO L158 Benchmark]: RCFGBuilder took 2559.37ms. Allocated memory was 73.4MB in the beginning and 121.6MB in the end (delta: 48.2MB). Free memory was 45.3MB in the beginning and 54.5MB in the end (delta: -9.2MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2022-10-17 16:43:13,942 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 56.6MB. Free memory was 36.3MB in the beginning and 36.3MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 815.03ms. Allocated memory was 56.6MB in the beginning and 73.4MB in the end (delta: 16.8MB). Free memory was 31.8MB in the beginning and 51.8MB in the end (delta: -20.0MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.61ms. Allocated memory is still 73.4MB. Free memory was 51.8MB in the beginning and 49.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 117.91ms. Allocated memory is still 73.4MB. Free memory was 49.2MB in the beginning and 45.3MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2559.37ms. Allocated memory was 73.4MB in the beginning and 121.6MB in the end (delta: 48.2MB). Free memory was 45.3MB in the beginning and 54.5MB in the end (delta: -9.2MB). Peak memory consumption was 49.1MB. 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:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:43:14,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d78a0a4-6291-4913-bfbe-a0b838301fa0/bin/ukojak-92XMlrwhuB/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 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?