./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/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_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/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_1f81b531-4b4a-467f-a289-3ca868b8d887/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 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 --- 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 17:32:50,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:32:50,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:32:50,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:32:50,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:32:51,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:32:51,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:32:51,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:32:51,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:32:51,016 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:32:51,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:32:51,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:32:51,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:32:51,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:32:51,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:32:51,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:32:51,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:32:51,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:32:51,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:32:51,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:32:51,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:32:51,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:32:51,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:32:51,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:32:51,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:32:51,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:32:51,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:32:51,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:32:51,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:32:51,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:32:51,048 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:32:51,049 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:32:51,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:32:51,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:32:51,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:32:51,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:32:51,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:32:51,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:32:51,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:32:51,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:32:51,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:32:51,056 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:32:51,084 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:32:51,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:32:51,085 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:32:51,086 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:32:51,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:32:51,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:32:51,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:32:51,087 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:32:51,087 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:32:51,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:32:51,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:32:51,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:32:51,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:32:51,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:32:51,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:32:51,089 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:32:51,089 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:32:51,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:32:51,090 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:32:51,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:32:51,097 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:32:51,098 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:32:51,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:32:51,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:32:51,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:32:51,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:32:51,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:32:51,100 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:32:51,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:32:51,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:32:51,101 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_1f81b531-4b4a-467f-a289-3ca868b8d887/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 [2022-11-20 17:32:51,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:32:51,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:32:51,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:32:51,416 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:32:51,417 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:32:51,418 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i [2022-11-20 17:32:54,548 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:32:54,943 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:32:54,949 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i [2022-11-20 17:32:54,973 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/data/47f8f9235/fc573c68f5dc4a9ab6e98361ef250695/FLAGfa7dd7e3f [2022-11-20 17:32:54,991 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/data/47f8f9235/fc573c68f5dc4a9ab6e98361ef250695 [2022-11-20 17:32:54,997 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:32:54,999 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:32:55,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:32:55,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:32:55,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:32:55,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:32:54" (1/1) ... [2022-11-20 17:32:55,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@654e6016 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:55, skipping insertion in model container [2022-11-20 17:32:55,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:32:54" (1/1) ... [2022-11-20 17:32:55,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:32:55,075 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:32:55,257 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_1f81b531-4b4a-467f-a289-3ca868b8d887/sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i[992,1005] [2022-11-20 17:32:55,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:32:55,591 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:32:55,608 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_1f81b531-4b4a-467f-a289-3ca868b8d887/sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i[992,1005] [2022-11-20 17:32:55,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:32:55,713 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:32:55,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:55 WrapperNode [2022-11-20 17:32:55,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:32:55,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:32:55,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:32:55,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:32:55,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:55" (1/1) ... [2022-11-20 17:32:55,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:55" (1/1) ... [2022-11-20 17:32:55,798 INFO L138 Inliner]: procedures = 176, calls = 73, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 136 [2022-11-20 17:32:55,798 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:32:55,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:32:55,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:32:55,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:32:55,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:55" (1/1) ... [2022-11-20 17:32:55,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:55" (1/1) ... [2022-11-20 17:32:55,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:55" (1/1) ... [2022-11-20 17:32:55,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:55" (1/1) ... [2022-11-20 17:32:55,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:55" (1/1) ... [2022-11-20 17:32:55,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:55" (1/1) ... [2022-11-20 17:32:55,855 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:55" (1/1) ... [2022-11-20 17:32:55,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:55" (1/1) ... [2022-11-20 17:32:55,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:32:55,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:32:55,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:32:55,862 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:32:55,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:55" (1/1) ... [2022-11-20 17:32:55,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:32:55,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:32:55,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:32:55,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:32:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:32:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:32:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:32:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:32:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:32:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:32:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:32:55,946 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:32:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:32:55,947 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:32:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 17:32:55,947 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 17:32:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:32:55,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:32:55,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:32:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:32:55,950 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 17:32:56,177 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:32:56,179 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:32:56,683 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:32:57,134 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:32:57,134 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:32:57,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:32:57 BoogieIcfgContainer [2022-11-20 17:32:57,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:32:57,140 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:32:57,140 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:32:57,150 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:32:57,150 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:32:57" (1/1) ... [2022-11-20 17:32:57,151 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 17:32:57,159 INFO L158 Benchmark]: Toolchain (without parser) took 2159.50ms. Allocated memory is still 180.4MB. Free memory was 146.0MB in the beginning and 109.3MB in the end (delta: 36.7MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2022-11-20 17:32:57,160 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:32:57,161 INFO L158 Benchmark]: CACSL2BoogieTranslator took 712.02ms. Allocated memory is still 180.4MB. Free memory was 145.4MB in the beginning and 121.8MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 17:32:57,161 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.91ms. Allocated memory is still 180.4MB. Free memory was 121.4MB in the beginning and 118.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:32:57,162 INFO L158 Benchmark]: Boogie Preprocessor took 61.73ms. Allocated memory is still 180.4MB. Free memory was 118.7MB in the beginning and 116.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:32:57,163 INFO L158 Benchmark]: RCFGBuilder took 1277.52ms. Allocated memory is still 180.4MB. Free memory was 116.6MB in the beginning and 110.4MB in the end (delta: 6.2MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2022-11-20 17:32:57,164 INFO L158 Benchmark]: CodeCheck took 17.87ms. Allocated memory is still 180.4MB. Free memory was 110.4MB in the beginning and 109.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:32:57,173 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 712.02ms. Allocated memory is still 180.4MB. Free memory was 145.4MB in the beginning and 121.8MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.91ms. Allocated memory is still 180.4MB. Free memory was 121.4MB in the beginning and 118.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.73ms. Allocated memory is still 180.4MB. Free memory was 118.7MB in the beginning and 116.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1277.52ms. Allocated memory is still 180.4MB. Free memory was 116.6MB in the beginning and 110.4MB in the end (delta: 6.2MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * CodeCheck took 17.87ms. Allocated memory is still 180.4MB. Free memory was 110.4MB in the beginning and 109.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:32:57,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/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_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/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_1f81b531-4b4a-467f-a289-3ca868b8d887/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 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 --- 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 17:32:59,768 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:32:59,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:32:59,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:32:59,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:32:59,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:32:59,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:32:59,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:32:59,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:32:59,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:32:59,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:32:59,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:32:59,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:32:59,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:32:59,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:32:59,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:32:59,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:32:59,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:32:59,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:32:59,849 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:32:59,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:32:59,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:32:59,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:32:59,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:32:59,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:32:59,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:32:59,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:32:59,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:32:59,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:32:59,867 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:32:59,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:32:59,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:32:59,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:32:59,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:32:59,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:32:59,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:32:59,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:32:59,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:32:59,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:32:59,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:32:59,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:32:59,880 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:32:59,911 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:32:59,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:32:59,913 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:32:59,914 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:32:59,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:32:59,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:32:59,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:32:59,915 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:32:59,915 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:32:59,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:32:59,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:32:59,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:32:59,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:32:59,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:32:59,918 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:32:59,918 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:32:59,918 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:32:59,918 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:32:59,919 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:32:59,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:32:59,919 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:32:59,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:32:59,919 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:32:59,920 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:32:59,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:32:59,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:32:59,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:32:59,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:32:59,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:32:59,921 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:32:59,921 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:32:59,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:32:59,922 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:32:59,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:32:59,922 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_1f81b531-4b4a-467f-a289-3ca868b8d887/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 [2022-11-20 17:33:00,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:33:00,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:33:00,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:33:00,357 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:33:00,357 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:33:00,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i [2022-11-20 17:33:03,576 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:33:03,906 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:33:03,906 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i [2022-11-20 17:33:03,929 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/data/c3db2ecb8/55d8fed1edf84a71b97c83782a067156/FLAG9f97a9668 [2022-11-20 17:33:03,946 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/data/c3db2ecb8/55d8fed1edf84a71b97c83782a067156 [2022-11-20 17:33:03,951 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:33:03,953 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:33:03,956 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:33:03,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:33:03,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:33:03,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:33:03" (1/1) ... [2022-11-20 17:33:03,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d832e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:33:03, skipping insertion in model container [2022-11-20 17:33:03,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:33:03" (1/1) ... [2022-11-20 17:33:03,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:33:04,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:33:04,211 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_1f81b531-4b4a-467f-a289-3ca868b8d887/sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i[992,1005] [2022-11-20 17:33:04,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:33:04,569 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:33:04,583 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_1f81b531-4b4a-467f-a289-3ca868b8d887/sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i[992,1005] [2022-11-20 17:33:04,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:33:04,724 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:33:04,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:33:04 WrapperNode [2022-11-20 17:33:04,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:33:04,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:33:04,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:33:04,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:33:04,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:33:04" (1/1) ... [2022-11-20 17:33:04,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:33:04" (1/1) ... [2022-11-20 17:33:04,804 INFO L138 Inliner]: procedures = 180, calls = 73, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 137 [2022-11-20 17:33:04,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:33:04,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:33:04,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:33:04,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:33:04,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:33:04" (1/1) ... [2022-11-20 17:33:04,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:33:04" (1/1) ... [2022-11-20 17:33:04,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:33:04" (1/1) ... [2022-11-20 17:33:04,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:33:04" (1/1) ... [2022-11-20 17:33:04,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:33:04" (1/1) ... [2022-11-20 17:33:04,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:33:04" (1/1) ... [2022-11-20 17:33:04,861 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:33:04" (1/1) ... [2022-11-20 17:33:04,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:33:04" (1/1) ... [2022-11-20 17:33:04,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:33:04,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:33:04,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:33:04,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:33:04,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:33:04" (1/1) ... [2022-11-20 17:33:04,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:33:04,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:33:04,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:33:04,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:33:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:33:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:33:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:33:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:33:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:33:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:33:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:33:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 17:33:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:33:04,990 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:33:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:33:05,010 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:33:05,010 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 17:33:05,011 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 17:33:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:33:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:33:05,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:33:05,013 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 17:33:05,241 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:33:05,243 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:33:05,759 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:33:06,177 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:33:06,177 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:33:06,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:33:06 BoogieIcfgContainer [2022-11-20 17:33:06,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:33:06,182 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:33:06,182 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:33:06,192 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:33:06,193 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:33:06" (1/1) ... [2022-11-20 17:33:06,193 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 17:33:06,200 INFO L158 Benchmark]: Toolchain (without parser) took 2246.07ms. Allocated memory is still 98.6MB. Free memory was 74.6MB in the beginning and 39.8MB in the end (delta: 34.7MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2022-11-20 17:33:06,200 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:33:06,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 769.32ms. Allocated memory is still 98.6MB. Free memory was 74.3MB in the beginning and 49.6MB in the end (delta: 24.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 17:33:06,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.69ms. Allocated memory is still 98.6MB. Free memory was 49.6MB in the beginning and 47.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:33:06,203 INFO L158 Benchmark]: Boogie Preprocessor took 59.33ms. Allocated memory is still 98.6MB. Free memory was 47.0MB in the beginning and 44.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:33:06,204 INFO L158 Benchmark]: RCFGBuilder took 1311.83ms. Allocated memory is still 98.6MB. Free memory was 44.3MB in the beginning and 41.0MB in the end (delta: 3.3MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2022-11-20 17:33:06,204 INFO L158 Benchmark]: CodeCheck took 15.83ms. Allocated memory is still 98.6MB. Free memory was 41.0MB in the beginning and 39.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:33:06,213 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 769.32ms. Allocated memory is still 98.6MB. Free memory was 74.3MB in the beginning and 49.6MB in the end (delta: 24.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.69ms. Allocated memory is still 98.6MB. Free memory was 49.6MB in the beginning and 47.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.33ms. Allocated memory is still 98.6MB. Free memory was 47.0MB in the beginning and 44.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1311.83ms. Allocated memory is still 98.6MB. Free memory was 44.3MB in the beginning and 41.0MB in the end (delta: 3.3MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * CodeCheck took 15.83ms. Allocated memory is still 98.6MB. Free memory was 41.0MB in the beginning and 39.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:33:06,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f81b531-4b4a-467f-a289-3ca868b8d887/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: Concurrent programs are currently unsupported