./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix008.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix008.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0e3ed0a0904abf0f880f0f4cc8dc485f79821c4ff1d089df229be68889497ed8 --- 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-6b4ec56 [2022-11-20 16:37:47,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:37:47,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:37:47,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:37:47,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:37:47,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:37:47,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:37:47,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:37:47,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:37:47,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:37:47,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:37:47,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:37:47,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:37:47,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:37:47,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:37:47,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:37:47,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:37:47,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:37:47,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:37:47,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:37:47,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:37:47,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:37:47,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:37:47,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:37:47,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:37:47,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:37:47,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:37:47,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:37:47,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:37:47,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:37:47,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:37:47,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:37:47,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:37:47,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:37:47,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:37:47,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:37:47,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:37:47,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:37:47,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:37:47,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:37:47,524 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:37:47,526 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:37:47,561 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:37:47,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:37:47,562 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:37:47,570 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:37:47,571 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:37:47,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:37:47,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:37:47,589 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:37:47,589 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:37:47,589 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:37:47,590 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:37:47,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:37:47,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:37:47,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:37:47,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:37:47,591 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:37:47,592 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:37:47,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:37:47,592 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:37:47,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:37:47,593 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:37:47,593 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:37:47,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:37:47,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:37:47,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:37:47,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:37:47,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:37:47,595 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:37:47,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:37:47,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:37:47,596 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_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e3ed0a0904abf0f880f0f4cc8dc485f79821c4ff1d089df229be68889497ed8 [2022-11-20 16:37:47,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:37:47,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:37:47,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:37:47,940 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:37:47,940 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:37:47,942 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/mix008.opt.i [2022-11-20 16:37:50,968 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:37:51,272 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:37:51,278 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/sv-benchmarks/c/pthread-wmm/mix008.opt.i [2022-11-20 16:37:51,288 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/data/205834269/7e246b5b2e644fe1995b3e4299104327/FLAGbe1b9ea54 [2022-11-20 16:37:51,302 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/data/205834269/7e246b5b2e644fe1995b3e4299104327 [2022-11-20 16:37:51,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:37:51,306 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:37:51,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:37:51,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:37:51,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:37:51,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:37:51" (1/1) ... [2022-11-20 16:37:51,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b417ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:51, skipping insertion in model container [2022-11-20 16:37:51,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:37:51" (1/1) ... [2022-11-20 16:37:51,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:37:51,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:37:51,590 WARN L237 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_67f6f54f-ed20-4163-88fe-fadfaaceed7b/sv-benchmarks/c/pthread-wmm/mix008.opt.i[944,957] [2022-11-20 16:37:51,897 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:37:51,912 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:37:51,927 WARN L237 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_67f6f54f-ed20-4163-88fe-fadfaaceed7b/sv-benchmarks/c/pthread-wmm/mix008.opt.i[944,957] [2022-11-20 16:37:51,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:37:52,036 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:37:52,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:52 WrapperNode [2022-11-20 16:37:52,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:37:52,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:37:52,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:37:52,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:37:52,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:52" (1/1) ... [2022-11-20 16:37:52,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:52" (1/1) ... [2022-11-20 16:37:52,122 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 104 [2022-11-20 16:37:52,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:37:52,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:37:52,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:37:52,123 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:37:52,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:52" (1/1) ... [2022-11-20 16:37:52,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:52" (1/1) ... [2022-11-20 16:37:52,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:52" (1/1) ... [2022-11-20 16:37:52,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:52" (1/1) ... [2022-11-20 16:37:52,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:52" (1/1) ... [2022-11-20 16:37:52,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:52" (1/1) ... [2022-11-20 16:37:52,154 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:52" (1/1) ... [2022-11-20 16:37:52,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:52" (1/1) ... [2022-11-20 16:37:52,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:37:52,179 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:37:52,179 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:37:52,179 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:37:52,180 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:52" (1/1) ... [2022-11-20 16:37:52,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:37:52,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:37:52,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:37:52,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:37:52,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 16:37:52,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 16:37:52,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:37:52,259 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:37:52,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:37:52,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:37:52,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:37:52,260 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 16:37:52,260 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 16:37:52,260 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 16:37:52,260 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 16:37:52,260 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 16:37:52,261 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 16:37:52,261 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-20 16:37:52,261 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-20 16:37:52,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:37:52,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:37:52,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:37:52,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:37:52,263 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:37:52,436 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:37:52,438 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:37:52,944 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:37:53,118 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:37:53,122 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:37:53,125 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L817 is neither atomic block end nor a sink node. [2022-11-20 16:37:53,125 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) [2022-11-20 16:37:53,134 INFO L158 Benchmark]: Toolchain (without parser) took 1826.82ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 101.0MB in the beginning and 146.2MB in the end (delta: -45.3MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. [2022-11-20 16:37:53,135 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 146.8MB. Free memory is still 115.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:37:53,136 INFO L158 Benchmark]: CACSL2BoogieTranslator took 732.10ms. Allocated memory is still 146.8MB. Free memory was 100.5MB in the beginning and 76.3MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-20 16:37:53,137 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.07ms. Allocated memory is still 146.8MB. Free memory was 76.3MB in the beginning and 74.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:37:53,138 INFO L158 Benchmark]: Boogie Preprocessor took 55.29ms. Allocated memory is still 146.8MB. Free memory was 74.2MB in the beginning and 72.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:37:53,139 INFO L158 Benchmark]: RCFGBuilder took 953.22ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 72.1MB in the beginning and 146.2MB in the end (delta: -74.1MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2022-11-20 16:37:53,147 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 146.8MB. Free memory is still 115.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 732.10ms. Allocated memory is still 146.8MB. Free memory was 100.5MB in the beginning and 76.3MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.07ms. Allocated memory is still 146.8MB. Free memory was 76.3MB in the beginning and 74.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.29ms. Allocated memory is still 146.8MB. Free memory was 74.2MB in the beginning and 72.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 953.22ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 72.1MB in the beginning and 146.2MB in the end (delta: -74.1MB). Peak memory consumption was 31.2MB. 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. [2022-11-20 16:37:53,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix008.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0e3ed0a0904abf0f880f0f4cc8dc485f79821c4ff1d089df229be68889497ed8 --- 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-6b4ec56 [2022-11-20 16:37:55,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:37:55,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:37:55,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:37:55,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:37:55,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:37:55,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:37:55,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:37:55,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:37:55,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:37:55,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:37:55,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:37:55,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:37:55,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:37:55,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:37:55,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:37:55,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:37:55,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:37:55,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:37:55,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:37:55,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:37:55,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:37:55,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:37:55,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:37:55,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:37:55,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:37:55,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:37:55,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:37:55,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:37:55,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:37:55,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:37:55,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:37:55,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:37:55,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:37:55,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:37:55,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:37:55,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:37:55,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:37:55,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:37:55,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:37:55,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:37:55,790 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:37:55,827 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:37:55,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:37:55,830 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:37:55,831 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:37:55,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:37:55,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:37:55,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:37:55,832 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:37:55,832 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:37:55,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:37:55,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:37:55,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:37:55,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:37:55,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:37:55,834 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:37:55,835 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:37:55,835 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:37:55,835 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:37:55,835 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:37:55,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:37:55,836 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:37:55,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:37:55,836 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:37:55,836 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:37:55,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:37:55,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:37:55,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:37:55,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:37:55,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:37:55,838 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:37:55,838 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:37:55,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:37:55,838 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:37:55,839 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:37:55,839 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_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e3ed0a0904abf0f880f0f4cc8dc485f79821c4ff1d089df229be68889497ed8 [2022-11-20 16:37:56,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:37:56,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:37:56,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:37:56,267 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:37:56,268 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:37:56,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/mix008.opt.i [2022-11-20 16:37:59,477 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:37:59,794 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:37:59,795 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/sv-benchmarks/c/pthread-wmm/mix008.opt.i [2022-11-20 16:37:59,812 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/data/b0954ecfd/6c05149b5ee847a98d2ab65b04e4e314/FLAG3c26d096e [2022-11-20 16:37:59,826 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/data/b0954ecfd/6c05149b5ee847a98d2ab65b04e4e314 [2022-11-20 16:37:59,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:37:59,831 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:37:59,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:37:59,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:37:59,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:37:59,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:37:59" (1/1) ... [2022-11-20 16:37:59,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ab14c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:59, skipping insertion in model container [2022-11-20 16:37:59,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:37:59" (1/1) ... [2022-11-20 16:37:59,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:37:59,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:38:00,084 WARN L237 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_67f6f54f-ed20-4163-88fe-fadfaaceed7b/sv-benchmarks/c/pthread-wmm/mix008.opt.i[944,957] [2022-11-20 16:38:00,396 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:38:00,415 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:38:00,429 WARN L237 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_67f6f54f-ed20-4163-88fe-fadfaaceed7b/sv-benchmarks/c/pthread-wmm/mix008.opt.i[944,957] [2022-11-20 16:38:00,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:38:00,610 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:38:00,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:00 WrapperNode [2022-11-20 16:38:00,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:38:00,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:38:00,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:38:00,613 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:38:00,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:00" (1/1) ... [2022-11-20 16:38:00,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:00" (1/1) ... [2022-11-20 16:38:00,697 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2022-11-20 16:38:00,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:38:00,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:38:00,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:38:00,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:38:00,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:00" (1/1) ... [2022-11-20 16:38:00,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:00" (1/1) ... [2022-11-20 16:38:00,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:00" (1/1) ... [2022-11-20 16:38:00,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:00" (1/1) ... [2022-11-20 16:38:00,736 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:00" (1/1) ... [2022-11-20 16:38:00,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:00" (1/1) ... [2022-11-20 16:38:00,741 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:00" (1/1) ... [2022-11-20 16:38:00,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:00" (1/1) ... [2022-11-20 16:38:00,748 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:38:00,749 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:38:00,749 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:38:00,749 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:38:00,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:38:00" (1/1) ... [2022-11-20 16:38:00,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:38:00,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:38:00,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:38:00,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:38:00,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 16:38:00,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 16:38:00,831 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:38:00,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:38:00,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:38:00,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:38:00,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:38:00,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:38:00,836 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 16:38:00,836 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 16:38:00,836 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 16:38:00,837 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 16:38:00,837 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 16:38:00,837 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 16:38:00,837 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-20 16:38:00,837 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-20 16:38:00,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:38:00,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:38:00,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:38:00,839 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:38:00,992 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:38:00,994 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:38:01,550 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:38:01,763 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:38:01,766 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:38:01,767 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L817 is neither atomic block end nor a sink node. [2022-11-20 16:38:01,768 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) [2022-11-20 16:38:01,774 INFO L158 Benchmark]: Toolchain (without parser) took 1942.35ms. Allocated memory is still 75.5MB. Free memory was 53.1MB in the beginning and 39.0MB in the end (delta: 14.1MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2022-11-20 16:38:01,774 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 58.7MB. Free memory was 37.1MB in the beginning and 37.0MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:38:01,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 779.94ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 46.6MB in the end (delta: 6.3MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2022-11-20 16:38:01,776 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.50ms. Allocated memory is still 75.5MB. Free memory was 46.6MB in the beginning and 44.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:38:01,777 INFO L158 Benchmark]: Boogie Preprocessor took 49.45ms. Allocated memory is still 75.5MB. Free memory was 44.0MB in the beginning and 41.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:38:01,777 INFO L158 Benchmark]: RCFGBuilder took 1023.54ms. Allocated memory is still 75.5MB. Free memory was 41.6MB in the beginning and 39.0MB in the end (delta: 2.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-11-20 16:38:01,785 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 58.7MB. Free memory was 37.1MB in the beginning and 37.0MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 779.94ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 46.6MB in the end (delta: 6.3MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.50ms. Allocated memory is still 75.5MB. Free memory was 46.6MB in the beginning and 44.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.45ms. Allocated memory is still 75.5MB. Free memory was 44.0MB in the beginning and 41.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1023.54ms. Allocated memory is still 75.5MB. Free memory was 41.6MB in the beginning and 39.0MB in the end (delta: 2.6MB). Peak memory consumption was 17.3MB. 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. [2022-11-20 16:38:01,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67f6f54f-ed20-4163-88fe-fadfaaceed7b/bin/ukojak-pZX7IvK2PQ/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?