./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix016.oepc.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_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/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_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/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_9cff198a-fa2f-4cb4-8c23-442681f7d786/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 19a854e56177f3540c5827f949efdd83ec94b87c6cd0ec772115563b836c4c8b --- 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 16:42:39,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:42:39,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:42:40,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:42:40,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:42:40,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:42:40,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:42:40,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:42:40,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:42:40,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:42:40,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:42:40,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:42:40,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:42:40,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:42:40,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:42:40,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:42:40,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:42:40,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:42:40,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:42:40,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:42:40,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:42:40,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:42:40,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:42:40,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:42:40,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:42:40,091 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:42:40,092 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:42:40,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:42:40,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:42:40,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:42:40,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:42:40,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:42:40,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:42:40,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:42:40,107 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:42:40,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:42:40,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:42:40,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:42:40,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:42:40,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:42:40,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:42:40,112 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:42:40,146 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:42:40,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:42:40,147 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:42:40,148 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:42:40,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:42:40,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:42:40,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:42:40,149 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:42:40,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:42:40,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:42:40,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:42:40,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:42:40,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:42:40,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:42:40,151 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:42:40,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:42:40,151 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:42:40,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:42:40,151 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:42:40,152 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:42:40,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:42:40,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:40,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:42:40,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:42:40,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:42:40,158 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:42:40,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:42:40,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:42:40,159 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19a854e56177f3540c5827f949efdd83ec94b87c6cd0ec772115563b836c4c8b [2022-10-17 16:42:40,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:42:40,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:42:40,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:42:40,495 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:42:40,497 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:42:40,499 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i [2022-10-17 16:42:40,590 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/data/f6d984385/790274040a6c4968ad7b3d6a2bdf0c49/FLAGd65098732 [2022-10-17 16:42:41,183 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:42:41,184 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/sv-benchmarks/c/pthread-wmm/mix016.oepc.i [2022-10-17 16:42:41,200 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/data/f6d984385/790274040a6c4968ad7b3d6a2bdf0c49/FLAGd65098732 [2022-10-17 16:42:41,452 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/data/f6d984385/790274040a6c4968ad7b3d6a2bdf0c49 [2022-10-17 16:42:41,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:42:41,456 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:42:41,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:41,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:42:41,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:42:41,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:41" (1/1) ... [2022-10-17 16:42:41,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3096d855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:41, skipping insertion in model container [2022-10-17 16:42:41,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:41" (1/1) ... [2022-10-17 16:42:41,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:42:41,547 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:42:41,827 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_9cff198a-fa2f-4cb4-8c23-442681f7d786/sv-benchmarks/c/pthread-wmm/mix016.oepc.i[945,958] [2022-10-17 16:42:42,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:42,170 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:42:42,188 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_9cff198a-fa2f-4cb4-8c23-442681f7d786/sv-benchmarks/c/pthread-wmm/mix016.oepc.i[945,958] [2022-10-17 16:42:42,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:42,331 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:42:42,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42 WrapperNode [2022-10-17 16:42:42,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:42,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:42,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:42:42,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:42:42,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:42,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:42,437 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 114 [2022-10-17 16:42:42,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:42,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:42:42,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:42:42,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:42:42,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:42,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:42,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:42,477 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:42,488 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:42,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:42,508 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:42,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:42,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:42:42,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:42:42,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:42:42,530 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:42:42,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:42,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:42,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:42:42,566 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:42:42,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:42:42,612 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:42:42,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:42:42,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:42:42,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:42:42,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:42:42,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:42:42,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:42:42,613 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:42:42,614 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:42:42,614 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:42:42,614 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:42:42,614 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:42:42,614 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:42:42,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:42:42,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:42:42,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:42:42,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:42:42,617 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 16:42:42,798 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:42:42,800 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:42:43,587 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:42:44,134 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:42:44,134 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:42:44,135 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L751 is neither atomic block end nor a sink node. [2022-10-17 16:42:44,136 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 16:42:44,150 INFO L158 Benchmark]: Toolchain (without parser) took 2692.07ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 63.8MB in the beginning and 52.7MB in the end (delta: 11.1MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. [2022-10-17 16:42:44,152 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 86.0MB. Free memory was 63.2MB in the beginning and 63.1MB in the end (delta: 38.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:42:44,153 INFO L158 Benchmark]: CACSL2BoogieTranslator took 875.56ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 63.6MB in the beginning and 72.2MB in the end (delta: -8.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 16:42:44,155 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.03ms. Allocated memory is still 111.1MB. Free memory was 72.2MB in the beginning and 69.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:42:44,156 INFO L158 Benchmark]: Boogie Preprocessor took 88.62ms. Allocated memory is still 111.1MB. Free memory was 69.9MB in the beginning and 67.5MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:42:44,157 INFO L158 Benchmark]: RCFGBuilder took 1618.54ms. Allocated memory is still 111.1MB. Free memory was 67.5MB in the beginning and 52.7MB in the end (delta: 14.8MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2022-10-17 16:42:44,166 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 86.0MB. Free memory was 63.2MB in the beginning and 63.1MB in the end (delta: 38.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 875.56ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 63.6MB in the beginning and 72.2MB in the end (delta: -8.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.03ms. Allocated memory is still 111.1MB. Free memory was 72.2MB in the beginning and 69.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.62ms. Allocated memory is still 111.1MB. Free memory was 69.9MB in the beginning and 67.5MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1618.54ms. Allocated memory is still 111.1MB. Free memory was 67.5MB in the beginning and 52.7MB in the end (delta: 14.8MB). Peak memory consumption was 39.6MB. 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:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:42:44,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/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_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/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_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/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_9cff198a-fa2f-4cb4-8c23-442681f7d786/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 19a854e56177f3540c5827f949efdd83ec94b87c6cd0ec772115563b836c4c8b --- 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 16:42:46,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:42:46,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:42:46,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:42:46,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:42:46,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:42:46,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:42:46,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:42:46,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:42:46,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:42:46,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:42:46,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:42:46,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:42:46,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:42:46,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:42:46,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:42:46,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:42:46,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:42:46,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:42:46,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:42:46,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:42:46,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:42:46,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:42:46,705 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:42:46,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:42:46,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:42:46,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:42:46,713 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:42:46,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:42:46,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:42:46,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:42:46,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:42:46,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:42:46,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:42:46,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:42:46,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:42:46,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:42:46,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:42:46,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:42:46,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:42:46,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:42:46,728 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:42:46,754 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:42:46,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:42:46,755 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:42:46,755 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:42:46,756 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:42:46,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:42:46,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:42:46,757 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:42:46,761 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:42:46,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:42:46,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:42:46,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:42:46,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:42:46,762 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:42:46,762 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:42:46,766 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:42:46,766 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:42:46,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:42:46,767 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:42:46,767 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:42:46,767 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:42:46,767 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:42:46,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:42:46,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:46,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:42:46,768 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:42:46,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:42:46,769 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:42:46,769 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:42:46,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:42:46,770 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:42:46,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:42:46,770 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_9cff198a-fa2f-4cb4-8c23-442681f7d786/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19a854e56177f3540c5827f949efdd83ec94b87c6cd0ec772115563b836c4c8b [2022-10-17 16:42:47,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:42:47,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:42:47,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:42:47,203 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:42:47,204 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:42:47,206 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i [2022-10-17 16:42:47,279 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/data/42163ceab/ee1b2a3ed2d34405ae5eb27c88d7da05/FLAG2074dd015 [2022-10-17 16:42:47,950 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:42:47,951 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/sv-benchmarks/c/pthread-wmm/mix016.oepc.i [2022-10-17 16:42:47,972 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/data/42163ceab/ee1b2a3ed2d34405ae5eb27c88d7da05/FLAG2074dd015 [2022-10-17 16:42:48,154 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/data/42163ceab/ee1b2a3ed2d34405ae5eb27c88d7da05 [2022-10-17 16:42:48,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:42:48,160 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:42:48,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:48,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:42:48,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:42:48,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:48" (1/1) ... [2022-10-17 16:42:48,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119d8421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:48, skipping insertion in model container [2022-10-17 16:42:48,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:48" (1/1) ... [2022-10-17 16:42:48,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:42:48,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:42:48,571 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_9cff198a-fa2f-4cb4-8c23-442681f7d786/sv-benchmarks/c/pthread-wmm/mix016.oepc.i[945,958] [2022-10-17 16:42:48,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:48,912 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:42:48,931 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_9cff198a-fa2f-4cb4-8c23-442681f7d786/sv-benchmarks/c/pthread-wmm/mix016.oepc.i[945,958] [2022-10-17 16:42:49,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:49,077 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:42:49,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:49 WrapperNode [2022-10-17 16:42:49,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:49,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:49,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:42:49,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:42:49,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:49" (1/1) ... [2022-10-17 16:42:49,128 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:49" (1/1) ... [2022-10-17 16:42:49,171 INFO L138 Inliner]: procedures = 179, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 115 [2022-10-17 16:42:49,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:49,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:42:49,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:42:49,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:42:49,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:49" (1/1) ... [2022-10-17 16:42:49,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:49" (1/1) ... [2022-10-17 16:42:49,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:49" (1/1) ... [2022-10-17 16:42:49,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:49" (1/1) ... [2022-10-17 16:42:49,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:49" (1/1) ... [2022-10-17 16:42:49,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:49" (1/1) ... [2022-10-17 16:42:49,249 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:49" (1/1) ... [2022-10-17 16:42:49,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:49" (1/1) ... [2022-10-17 16:42:49,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:42:49,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:42:49,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:42:49,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:42:49,260 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:49" (1/1) ... [2022-10-17 16:42:49,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:49,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:42:49,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:42:49,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:42:49,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:42:49,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:42:49,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:42:49,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:42:49,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:42:49,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:42:49,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:42:49,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:42:49,375 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:42:49,375 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:42:49,376 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:42:49,376 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:42:49,376 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:42:49,376 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:42:49,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:42:49,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:42:49,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:42:49,379 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 16:42:49,667 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:42:49,669 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:42:50,529 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:42:51,091 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:42:51,091 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:42:51,092 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L751 is neither atomic block end nor a sink node. [2022-10-17 16:42:51,093 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 16:42:51,103 INFO L158 Benchmark]: Toolchain (without parser) took 2940.66ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.6MB in the beginning and 37.2MB in the end (delta: 4.4MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2022-10-17 16:42:51,104 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 48.2MB. Free memory was 28.3MB in the beginning and 28.2MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:42:51,105 INFO L158 Benchmark]: CACSL2BoogieTranslator took 916.79ms. Allocated memory is still 67.1MB. Free memory was 41.4MB in the beginning and 35.4MB in the end (delta: 5.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:42:51,106 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.18ms. Allocated memory is still 67.1MB. Free memory was 35.4MB in the beginning and 33.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:42:51,107 INFO L158 Benchmark]: Boogie Preprocessor took 85.22ms. Allocated memory is still 67.1MB. Free memory was 32.9MB in the beginning and 47.7MB in the end (delta: -14.7MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2022-10-17 16:42:51,108 INFO L158 Benchmark]: RCFGBuilder took 1840.76ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 47.7MB in the beginning and 37.8MB in the end (delta: 9.9MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2022-10-17 16:42:51,117 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 48.2MB. Free memory was 28.3MB in the beginning and 28.2MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 916.79ms. Allocated memory is still 67.1MB. Free memory was 41.4MB in the beginning and 35.4MB in the end (delta: 5.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.18ms. Allocated memory is still 67.1MB. Free memory was 35.4MB in the beginning and 33.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.22ms. Allocated memory is still 67.1MB. Free memory was 32.9MB in the beginning and 47.7MB in the end (delta: -14.7MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1840.76ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 47.7MB in the beginning and 37.8MB in the end (delta: 9.9MB). Peak memory consumption was 35.3MB. 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 16:42:51,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cff198a-fa2f-4cb4-8c23-442681f7d786/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 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?