./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe018_power.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_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/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_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/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_f3bc13c7-a833-4eae-9cff-4e0425455f0e/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 81ed16bb51b8da596bb3c9a2024b72d3baf359b31125524126025207d822fe2c --- 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 17:50:21,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:50:21,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:50:21,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:50:21,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:50:21,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:50:21,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:50:21,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:50:21,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:50:21,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:50:21,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:50:21,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:50:21,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:50:21,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:50:21,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:50:21,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:50:21,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:50:21,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:50:21,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:50:21,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:50:21,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:50:21,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:50:21,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:50:21,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:50:21,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:50:21,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:50:21,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:50:21,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:50:21,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:50:21,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:50:21,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:50:21,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:50:21,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:50:21,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:50:21,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:50:21,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:50:21,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:50:21,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:50:21,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:50:21,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:50:21,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:50:21,483 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:50:21,515 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:50:21,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:50:21,516 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:50:21,516 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:50:21,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:50:21,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:50:21,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:50:21,518 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:50:21,518 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:50:21,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:50:21,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:50:21,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:50:21,519 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:50:21,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:50:21,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:50:21,519 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:50:21,519 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:50:21,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:50:21,520 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:50:21,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:50:21,520 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:50:21,520 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:50:21,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:50:21,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:50:21,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:50:21,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:50:21,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:50:21,529 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:50:21,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:50:21,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:50:21,530 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_f3bc13c7-a833-4eae-9cff-4e0425455f0e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81ed16bb51b8da596bb3c9a2024b72d3baf359b31125524126025207d822fe2c [2022-11-20 17:50:21,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:50:21,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:50:21,869 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:50:21,872 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:50:21,872 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:50:21,874 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/safe018_power.opt.i [2022-11-20 17:50:25,137 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:50:25,420 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:50:25,420 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/sv-benchmarks/c/pthread-wmm/safe018_power.opt.i [2022-11-20 17:50:25,435 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/data/56b271ec2/fc0c533059d64e5781104ffcc17ca942/FLAG5fa3aaa41 [2022-11-20 17:50:25,455 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/data/56b271ec2/fc0c533059d64e5781104ffcc17ca942 [2022-11-20 17:50:25,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:50:25,459 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:50:25,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:50:25,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:50:25,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:50:25,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:50:25" (1/1) ... [2022-11-20 17:50:25,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b45c343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:25, skipping insertion in model container [2022-11-20 17:50:25,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:50:25" (1/1) ... [2022-11-20 17:50:25,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:50:25,524 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:50:25,704 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_f3bc13c7-a833-4eae-9cff-4e0425455f0e/sv-benchmarks/c/pthread-wmm/safe018_power.opt.i[994,1007] [2022-11-20 17:50:26,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:50:26,028 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:50:26,056 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_f3bc13c7-a833-4eae-9cff-4e0425455f0e/sv-benchmarks/c/pthread-wmm/safe018_power.opt.i[994,1007] [2022-11-20 17:50:26,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:50:26,158 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:50:26,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:26 WrapperNode [2022-11-20 17:50:26,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:50:26,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:50:26,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:50:26,163 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:50:26,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:26" (1/1) ... [2022-11-20 17:50:26,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:26" (1/1) ... [2022-11-20 17:50:26,252 INFO L138 Inliner]: procedures = 176, calls = 75, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2022-11-20 17:50:26,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:50:26,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:50:26,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:50:26,255 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:50:26,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:26" (1/1) ... [2022-11-20 17:50:26,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:26" (1/1) ... [2022-11-20 17:50:26,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:26" (1/1) ... [2022-11-20 17:50:26,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:26" (1/1) ... [2022-11-20 17:50:26,302 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:26" (1/1) ... [2022-11-20 17:50:26,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:26" (1/1) ... [2022-11-20 17:50:26,323 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:26" (1/1) ... [2022-11-20 17:50:26,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:26" (1/1) ... [2022-11-20 17:50:26,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:50:26,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:50:26,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:50:26,330 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:50:26,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:26" (1/1) ... [2022-11-20 17:50:26,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:50:26,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:50:26,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:50:26,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:50:26,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:50:26,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 17:50:26,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 17:50:26,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:50:26,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:50:26,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:50:26,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:50:26,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:50:26,437 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:50:26,437 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:50:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:50:26,439 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:50:26,439 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 17:50:26,440 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 17:50:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:50:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:50:26,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:50:26,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:50:26,442 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 17:50:26,596 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:50:26,598 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:50:27,185 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:50:27,655 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:50:27,655 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:50:27,658 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L793 is neither atomic block end nor a sink node. [2022-11-20 17:50:27,659 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:50:27,668 INFO L158 Benchmark]: Toolchain (without parser) took 2207.71ms. Allocated memory is still 167.8MB. Free memory was 127.8MB in the beginning and 106.6MB in the end (delta: 21.2MB). Peak memory consumption was 90.6MB. Max. memory is 16.1GB. [2022-11-20 17:50:27,669 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 121.6MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:50:27,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 699.30ms. Allocated memory is still 167.8MB. Free memory was 127.1MB in the beginning and 102.3MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-20 17:50:27,671 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.55ms. Allocated memory is still 167.8MB. Free memory was 102.3MB in the beginning and 100.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:50:27,672 INFO L158 Benchmark]: Boogie Preprocessor took 74.21ms. Allocated memory is still 167.8MB. Free memory was 100.2MB in the beginning and 97.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:50:27,673 INFO L158 Benchmark]: RCFGBuilder took 1336.14ms. Allocated memory is still 167.8MB. Free memory was 97.5MB in the beginning and 106.6MB in the end (delta: -9.1MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. [2022-11-20 17:50:27,678 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 121.6MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 699.30ms. Allocated memory is still 167.8MB. Free memory was 127.1MB in the beginning and 102.3MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.55ms. Allocated memory is still 167.8MB. Free memory was 102.3MB in the beginning and 100.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.21ms. Allocated memory is still 167.8MB. Free memory was 100.2MB in the beginning and 97.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1336.14ms. Allocated memory is still 167.8MB. Free memory was 97.5MB in the beginning and 106.6MB in the end (delta: -9.1MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:50:27,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/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_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/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_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/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_f3bc13c7-a833-4eae-9cff-4e0425455f0e/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 81ed16bb51b8da596bb3c9a2024b72d3baf359b31125524126025207d822fe2c --- 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 17:50:30,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:50:30,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:50:30,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:50:30,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:50:30,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:50:30,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:50:30,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:50:30,320 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:50:30,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:50:30,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:50:30,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:50:30,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:50:30,333 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:50:30,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:50:30,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:50:30,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:50:30,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:50:30,344 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:50:30,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:50:30,352 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:50:30,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:50:30,357 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:50:30,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:50:30,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:50:30,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:50:30,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:50:30,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:50:30,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:50:30,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:50:30,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:50:30,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:50:30,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:50:30,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:50:30,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:50:30,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:50:30,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:50:30,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:50:30,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:50:30,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:50:30,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:50:30,383 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:50:30,433 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:50:30,434 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:50:30,436 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:50:30,436 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:50:30,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:50:30,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:50:30,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:50:30,438 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:50:30,438 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:50:30,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:50:30,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:50:30,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:50:30,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:50:30,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:50:30,440 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:50:30,440 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:50:30,440 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:50:30,440 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:50:30,440 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:50:30,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:50:30,441 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:50:30,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:50:30,441 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:50:30,441 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:50:30,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:50:30,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:50:30,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:50:30,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:50:30,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:50:30,442 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:50:30,443 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:50:30,443 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:50:30,443 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:50:30,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:50:30,443 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_f3bc13c7-a833-4eae-9cff-4e0425455f0e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81ed16bb51b8da596bb3c9a2024b72d3baf359b31125524126025207d822fe2c [2022-11-20 17:50:30,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:50:30,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:50:30,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:50:30,859 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:50:30,860 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:50:30,861 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/safe018_power.opt.i [2022-11-20 17:50:33,914 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:50:34,247 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:50:34,247 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/sv-benchmarks/c/pthread-wmm/safe018_power.opt.i [2022-11-20 17:50:34,260 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/data/0ae34f5af/d6148e9f7f634b2393bfd7688c2a9a43/FLAGa0faf124c [2022-11-20 17:50:34,278 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/data/0ae34f5af/d6148e9f7f634b2393bfd7688c2a9a43 [2022-11-20 17:50:34,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:50:34,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:50:34,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:50:34,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:50:34,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:50:34,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:50:34" (1/1) ... [2022-11-20 17:50:34,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8e25c77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:34, skipping insertion in model container [2022-11-20 17:50:34,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:50:34" (1/1) ... [2022-11-20 17:50:34,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:50:34,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:50:34,561 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_f3bc13c7-a833-4eae-9cff-4e0425455f0e/sv-benchmarks/c/pthread-wmm/safe018_power.opt.i[994,1007] [2022-11-20 17:50:34,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:50:34,876 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:50:34,897 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_f3bc13c7-a833-4eae-9cff-4e0425455f0e/sv-benchmarks/c/pthread-wmm/safe018_power.opt.i[994,1007] [2022-11-20 17:50:34,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:50:35,019 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:50:35,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:35 WrapperNode [2022-11-20 17:50:35,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:50:35,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:50:35,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:50:35,022 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:50:35,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:35" (1/1) ... [2022-11-20 17:50:35,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:35" (1/1) ... [2022-11-20 17:50:35,112 INFO L138 Inliner]: procedures = 180, calls = 75, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 131 [2022-11-20 17:50:35,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:50:35,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:50:35,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:50:35,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:50:35,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:35" (1/1) ... [2022-11-20 17:50:35,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:35" (1/1) ... [2022-11-20 17:50:35,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:35" (1/1) ... [2022-11-20 17:50:35,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:35" (1/1) ... [2022-11-20 17:50:35,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:35" (1/1) ... [2022-11-20 17:50:35,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:35" (1/1) ... [2022-11-20 17:50:35,171 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:35" (1/1) ... [2022-11-20 17:50:35,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:35" (1/1) ... [2022-11-20 17:50:35,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:50:35,179 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:50:35,179 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:50:35,179 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:50:35,187 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:35" (1/1) ... [2022-11-20 17:50:35,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:50:35,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:50:35,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:50:35,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:50:35,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:50:35,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 17:50:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 17:50:35,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:50:35,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:50:35,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:50:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:50:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:50:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:50:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 17:50:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:50:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:50:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:50:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:50:35,271 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 17:50:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 17:50:35,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:50:35,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:50:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:50:35,273 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 17:50:35,477 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:50:35,480 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:50:36,224 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:50:36,669 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:50:36,670 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:50:36,670 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L793 is neither atomic block end nor a sink node. [2022-11-20 17:50:36,671 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:50:36,677 INFO L158 Benchmark]: Toolchain (without parser) took 2394.88ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 47.4MB in the beginning and 62.7MB in the end (delta: -15.3MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2022-11-20 17:50:36,678 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 71.3MB. Free memory was 48.9MB in the beginning and 48.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:50:36,678 INFO L158 Benchmark]: CACSL2BoogieTranslator took 738.02ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 47.0MB in the beginning and 63.3MB in the end (delta: -16.3MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2022-11-20 17:50:36,679 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.86ms. Allocated memory is still 96.5MB. Free memory was 63.3MB in the beginning and 60.8MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:50:36,680 INFO L158 Benchmark]: Boogie Preprocessor took 63.68ms. Allocated memory is still 96.5MB. Free memory was 60.8MB in the beginning and 57.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:50:36,681 INFO L158 Benchmark]: RCFGBuilder took 1496.78ms. Allocated memory is still 96.5MB. Free memory was 57.9MB in the beginning and 62.7MB in the end (delta: -4.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 17:50:36,689 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 71.3MB. Free memory was 48.9MB in the beginning and 48.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 738.02ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 47.0MB in the beginning and 63.3MB in the end (delta: -16.3MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.86ms. Allocated memory is still 96.5MB. Free memory was 63.3MB in the beginning and 60.8MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.68ms. Allocated memory is still 96.5MB. Free memory was 60.8MB in the beginning and 57.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1496.78ms. Allocated memory is still 96.5MB. Free memory was 57.9MB in the beginning and 62.7MB in the end (delta: -4.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:50:36,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bc13c7-a833-4eae-9cff-4e0425455f0e/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?