./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe016_power.oepc.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_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/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_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/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_0c9ba423-37c4-49a1-ac46-c8b6410daed6/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 a45428c1422efa85fd947d764edf0847add56b17c38e18f54072b18b642fedaf --- 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 17:13:19,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:13:19,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:13:19,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:13:19,411 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:13:19,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:13:19,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:13:19,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:13:19,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:13:19,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:13:19,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:13:19,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:13:19,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:13:19,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:13:19,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:13:19,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:13:19,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:13:19,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:13:19,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:13:19,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:13:19,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:13:19,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:13:19,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:13:19,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:13:19,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:13:19,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:13:19,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:13:19,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:13:19,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:13:19,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:13:19,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:13:19,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:13:19,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:13:19,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:13:19,478 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:13:19,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:13:19,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:13:19,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:13:19,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:13:19,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:13:19,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:13:19,483 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:13:19,518 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:13:19,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:13:19,520 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:13:19,520 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:13:19,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:13:19,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:13:19,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:13:19,522 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:13:19,522 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:13:19,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:13:19,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:13:19,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:13:19,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:13:19,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:13:19,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:13:19,524 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:13:19,525 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:13:19,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:13:19,525 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:13:19,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:13:19,526 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:13:19,526 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:13:19,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:13:19,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:13:19,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:13:19,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:13:19,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:13:19,527 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:13:19,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:13:19,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:13:19,528 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_0c9ba423-37c4-49a1-ac46-c8b6410daed6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a45428c1422efa85fd947d764edf0847add56b17c38e18f54072b18b642fedaf [2022-11-20 17:13:19,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:13:19,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:13:19,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:13:19,896 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:13:19,897 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:13:19,898 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i [2022-11-20 17:13:22,935 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:13:23,219 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:13:23,219 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i [2022-11-20 17:13:23,244 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/data/6797a7600/a606dade85f141c8a33d53ad57382042/FLAG683dc5100 [2022-11-20 17:13:23,258 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/data/6797a7600/a606dade85f141c8a33d53ad57382042 [2022-11-20 17:13:23,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:13:23,261 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:13:23,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:13:23,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:13:23,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:13:23,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:13:23" (1/1) ... [2022-11-20 17:13:23,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b6ec2a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:23, skipping insertion in model container [2022-11-20 17:13:23,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:13:23" (1/1) ... [2022-11-20 17:13:23,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:13:23,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:13:23,505 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_0c9ba423-37c4-49a1-ac46-c8b6410daed6/sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i[995,1008] [2022-11-20 17:13:23,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:13:23,811 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:13:23,826 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_0c9ba423-37c4-49a1-ac46-c8b6410daed6/sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i[995,1008] [2022-11-20 17:13:23,890 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:13:23,924 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:13:23,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:23 WrapperNode [2022-11-20 17:13:23,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:13:23,926 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:13:23,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:13:23,926 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:13:23,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:23" (1/1) ... [2022-11-20 17:13:23,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:23" (1/1) ... [2022-11-20 17:13:24,028 INFO L138 Inliner]: procedures = 177, calls = 87, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 185 [2022-11-20 17:13:24,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:13:24,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:13:24,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:13:24,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:13:24,041 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:23" (1/1) ... [2022-11-20 17:13:24,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:23" (1/1) ... [2022-11-20 17:13:24,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:23" (1/1) ... [2022-11-20 17:13:24,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:23" (1/1) ... [2022-11-20 17:13:24,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:23" (1/1) ... [2022-11-20 17:13:24,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:23" (1/1) ... [2022-11-20 17:13:24,077 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:23" (1/1) ... [2022-11-20 17:13:24,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:23" (1/1) ... [2022-11-20 17:13:24,083 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:13:24,084 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:13:24,084 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:13:24,084 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:13:24,085 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:23" (1/1) ... [2022-11-20 17:13:24,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:13:24,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:13:24,118 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:13:24,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:13:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:13:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:13:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:13:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:13:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:13:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:13:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:13:24,181 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:13:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:13:24,181 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:13:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 17:13:24,181 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 17:13:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-20 17:13:24,182 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-20 17:13:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:13:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:13:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:13:24,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:13:24,184 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 17:13:24,400 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:13:24,402 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:13:25,059 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:13:25,555 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:13:25,555 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:13:25,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:13:25 BoogieIcfgContainer [2022-11-20 17:13:25,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:13:25,560 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:13:25,561 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:13:25,571 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:13:25,571 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:13:25" (1/1) ... [2022-11-20 17:13:25,572 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 17:13:25,581 INFO L158 Benchmark]: Toolchain (without parser) took 2318.93ms. Allocated memory is still 174.1MB. Free memory was 130.9MB in the beginning and 106.1MB in the end (delta: 24.8MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2022-11-20 17:13:25,581 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 109.1MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:13:25,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 662.63ms. Allocated memory is still 174.1MB. Free memory was 130.9MB in the beginning and 105.0MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-20 17:13:25,584 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.18ms. Allocated memory is still 174.1MB. Free memory was 105.0MB in the beginning and 102.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:13:25,585 INFO L158 Benchmark]: Boogie Preprocessor took 52.98ms. Allocated memory is still 174.1MB. Free memory was 102.3MB in the beginning and 99.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:13:25,586 INFO L158 Benchmark]: RCFGBuilder took 1474.90ms. Allocated memory is still 174.1MB. Free memory was 99.4MB in the beginning and 106.3MB in the end (delta: -6.9MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2022-11-20 17:13:25,586 INFO L158 Benchmark]: CodeCheck took 18.54ms. Allocated memory is still 174.1MB. Free memory was 106.3MB in the beginning and 106.1MB in the end (delta: 197.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:13:25,595 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 0.26ms. Allocated memory is still 109.1MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 662.63ms. Allocated memory is still 174.1MB. Free memory was 130.9MB in the beginning and 105.0MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.18ms. Allocated memory is still 174.1MB. Free memory was 105.0MB in the beginning and 102.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.98ms. Allocated memory is still 174.1MB. Free memory was 102.3MB in the beginning and 99.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1474.90ms. Allocated memory is still 174.1MB. Free memory was 99.4MB in the beginning and 106.3MB in the end (delta: -6.9MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. * CodeCheck took 18.54ms. Allocated memory is still 174.1MB. Free memory was 106.3MB in the beginning and 106.1MB in the end (delta: 197.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:13:25,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/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_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/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_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/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_0c9ba423-37c4-49a1-ac46-c8b6410daed6/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 a45428c1422efa85fd947d764edf0847add56b17c38e18f54072b18b642fedaf --- 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 17:13:28,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:13:28,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:13:28,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:13:28,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:13:28,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:13:28,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:13:28,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:13:28,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:13:28,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:13:28,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:13:28,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:13:28,142 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:13:28,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:13:28,146 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:13:28,150 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:13:28,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:13:28,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:13:28,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:13:28,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:13:28,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:13:28,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:13:28,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:13:28,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:13:28,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:13:28,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:13:28,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:13:28,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:13:28,180 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:13:28,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:13:28,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:13:28,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:13:28,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:13:28,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:13:28,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:13:28,187 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:13:28,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:13:28,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:13:28,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:13:28,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:13:28,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:13:28,192 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:13:28,233 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:13:28,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:13:28,235 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:13:28,236 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:13:28,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:13:28,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:13:28,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:13:28,237 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:13:28,237 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:13:28,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:13:28,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:13:28,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:13:28,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:13:28,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:13:28,239 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:13:28,240 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:13:28,240 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:13:28,240 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:13:28,240 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:13:28,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:13:28,241 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:13:28,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:13:28,241 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:13:28,241 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:13:28,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:13:28,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:13:28,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:13:28,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:13:28,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:13:28,243 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:13:28,243 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:13:28,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:13:28,243 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:13:28,243 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:13:28,244 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_0c9ba423-37c4-49a1-ac46-c8b6410daed6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a45428c1422efa85fd947d764edf0847add56b17c38e18f54072b18b642fedaf [2022-11-20 17:13:28,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:13:28,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:13:28,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:13:28,738 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:13:28,738 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:13:28,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i [2022-11-20 17:13:31,800 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:13:32,178 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:13:32,179 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i [2022-11-20 17:13:32,201 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/data/c961fe61f/82262898745a483caab9696cccfb1b03/FLAG80b206a91 [2022-11-20 17:13:32,214 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/data/c961fe61f/82262898745a483caab9696cccfb1b03 [2022-11-20 17:13:32,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:13:32,218 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:13:32,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:13:32,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:13:32,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:13:32,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:13:32" (1/1) ... [2022-11-20 17:13:32,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f1cc029 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:32, skipping insertion in model container [2022-11-20 17:13:32,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:13:32" (1/1) ... [2022-11-20 17:13:32,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:13:32,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:13:32,485 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_0c9ba423-37c4-49a1-ac46-c8b6410daed6/sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i[995,1008] [2022-11-20 17:13:32,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:13:32,803 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:13:32,820 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_0c9ba423-37c4-49a1-ac46-c8b6410daed6/sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i[995,1008] [2022-11-20 17:13:32,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:13:32,963 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:13:32,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:32 WrapperNode [2022-11-20 17:13:32,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:13:32,965 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:13:32,966 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:13:32,966 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:13:32,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:32" (1/1) ... [2022-11-20 17:13:32,994 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:32" (1/1) ... [2022-11-20 17:13:33,020 INFO L138 Inliner]: procedures = 181, calls = 87, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 186 [2022-11-20 17:13:33,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:13:33,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:13:33,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:13:33,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:13:33,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:32" (1/1) ... [2022-11-20 17:13:33,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:32" (1/1) ... [2022-11-20 17:13:33,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:32" (1/1) ... [2022-11-20 17:13:33,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:32" (1/1) ... [2022-11-20 17:13:33,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:32" (1/1) ... [2022-11-20 17:13:33,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:32" (1/1) ... [2022-11-20 17:13:33,060 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:32" (1/1) ... [2022-11-20 17:13:33,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:32" (1/1) ... [2022-11-20 17:13:33,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:13:33,068 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:13:33,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:13:33,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:13:33,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:13:32" (1/1) ... [2022-11-20 17:13:33,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:13:33,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:13:33,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:13:33,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:13:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:13:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:13:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:13:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:13:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:13:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:13:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:13:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 17:13:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:13:33,183 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:13:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:13:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:13:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 17:13:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 17:13:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-20 17:13:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-20 17:13:33,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:13:33,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:13:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:13:33,187 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 17:13:33,415 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:13:33,417 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:13:34,036 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:13:34,471 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:13:34,471 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:13:34,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:13:34 BoogieIcfgContainer [2022-11-20 17:13:34,475 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:13:34,476 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:13:34,476 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:13:34,486 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:13:34,486 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:13:34" (1/1) ... [2022-11-20 17:13:34,487 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 17:13:34,494 INFO L158 Benchmark]: Toolchain (without parser) took 2275.48ms. Allocated memory was 62.9MB in the beginning and 98.6MB in the end (delta: 35.7MB). Free memory was 35.4MB in the beginning and 46.3MB in the end (delta: -10.9MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2022-11-20 17:13:34,495 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 62.9MB. Free memory was 40.8MB in the beginning and 40.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:13:34,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 745.64ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 35.3MB in the beginning and 45.8MB in the end (delta: -10.6MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-11-20 17:13:34,497 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.03ms. Allocated memory is still 81.8MB. Free memory was 45.8MB in the beginning and 43.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:13:34,498 INFO L158 Benchmark]: Boogie Preprocessor took 46.71ms. Allocated memory is still 81.8MB. Free memory was 43.0MB in the beginning and 39.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:13:34,499 INFO L158 Benchmark]: RCFGBuilder took 1406.46ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 39.9MB in the beginning and 47.2MB in the end (delta: -7.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:13:34,500 INFO L158 Benchmark]: CodeCheck took 16.83ms. Allocated memory is still 98.6MB. Free memory was 47.2MB in the beginning and 46.3MB in the end (delta: 850.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:13:34,510 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 0.37ms. Allocated memory is still 62.9MB. Free memory was 40.8MB in the beginning and 40.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 745.64ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 35.3MB in the beginning and 45.8MB in the end (delta: -10.6MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.03ms. Allocated memory is still 81.8MB. Free memory was 45.8MB in the beginning and 43.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.71ms. Allocated memory is still 81.8MB. Free memory was 43.0MB in the beginning and 39.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1406.46ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 39.9MB in the beginning and 47.2MB in the end (delta: -7.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 16.83ms. Allocated memory is still 98.6MB. Free memory was 47.2MB in the beginning and 46.3MB in the end (delta: 850.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:13:34,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9ba423-37c4-49a1-ac46-c8b6410daed6/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