./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/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_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/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_4723c4f0-c798-452d-b46d-c850e4919300/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 384baf663e8fa66fe4dacec773bc2c5acf71b0d621e6212d04013b3fa3b41d51 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:31:38,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:31:38,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:31:38,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:31:38,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:31:38,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:31:38,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:31:38,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:31:38,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:31:38,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:31:38,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:31:38,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:31:38,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:31:38,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:31:38,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:31:38,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:31:38,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:31:38,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:31:38,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:31:38,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:31:38,630 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:31:38,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:31:38,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:31:38,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:31:38,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:31:38,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:31:38,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:31:38,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:31:38,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:31:38,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:31:38,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:31:38,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:31:38,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:31:38,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:31:38,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:31:38,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:31:38,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:31:38,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:31:38,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:31:38,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:31:38,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:31:38,666 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:31:38,709 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:31:38,709 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:31:38,711 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:31:38,711 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:31:38,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:31:38,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:31:38,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:31:38,713 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:31:38,713 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:31:38,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:31:38,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:31:38,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:31:38,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:31:38,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:31:38,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:31:38,716 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:31:38,716 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:31:38,717 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:31:38,717 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:31:38,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:31:38,717 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:31:38,718 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:31:38,718 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:31:38,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:31:38,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:31:38,719 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:31:38,719 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:31:38,719 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:31:38,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:31:38,720 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:31:38,720 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_4723c4f0-c798-452d-b46d-c850e4919300/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 384baf663e8fa66fe4dacec773bc2c5acf71b0d621e6212d04013b3fa3b41d51 [2022-11-20 16:31:39,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:31:39,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:31:39,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:31:39,119 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:31:39,119 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:31:39,121 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2022-11-20 16:31:42,220 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:31:42,501 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:31:42,502 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2022-11-20 16:31:42,516 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/data/64a5274c7/eabf82f28e904e1fa7976fdeaa49b269/FLAG36d1e25ae [2022-11-20 16:31:42,532 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/data/64a5274c7/eabf82f28e904e1fa7976fdeaa49b269 [2022-11-20 16:31:42,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:31:42,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:31:42,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:31:42,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:31:42,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:31:42,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:31:42" (1/1) ... [2022-11-20 16:31:42,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62ef6e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:42, skipping insertion in model container [2022-11-20 16:31:42,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:31:42" (1/1) ... [2022-11-20 16:31:42,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:31:42,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:31:42,758 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_4723c4f0-c798-452d-b46d-c850e4919300/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i[951,964] [2022-11-20 16:31:43,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:31:43,120 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:31:43,144 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_4723c4f0-c798-452d-b46d-c850e4919300/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i[951,964] [2022-11-20 16:31:43,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:31:43,311 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:31:43,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:43 WrapperNode [2022-11-20 16:31:43,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:31:43,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:31:43,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:31:43,314 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:31:43,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:43" (1/1) ... [2022-11-20 16:31:43,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:43" (1/1) ... [2022-11-20 16:31:43,395 INFO L138 Inliner]: procedures = 176, calls = 73, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2022-11-20 16:31:43,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:31:43,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:31:43,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:31:43,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:31:43,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:43" (1/1) ... [2022-11-20 16:31:43,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:43" (1/1) ... [2022-11-20 16:31:43,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:43" (1/1) ... [2022-11-20 16:31:43,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:43" (1/1) ... [2022-11-20 16:31:43,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:43" (1/1) ... [2022-11-20 16:31:43,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:43" (1/1) ... [2022-11-20 16:31:43,434 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:43" (1/1) ... [2022-11-20 16:31:43,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:43" (1/1) ... [2022-11-20 16:31:43,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:31:43,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:31:43,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:31:43,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:31:43,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:43" (1/1) ... [2022-11-20 16:31:43,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:31:43,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:31:43,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:31:43,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:31:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:31:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 16:31:43,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 16:31:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:31:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:31:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:31:43,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:31:43,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:31:43,561 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 16:31:43,562 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 16:31:43,568 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 16:31:43,568 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 16:31:43,568 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 16:31:43,568 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 16:31:43,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:31:43,569 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:31:43,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:31:43,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:31:43,573 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:31:43,830 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:31:43,832 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:31:44,381 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:31:44,783 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:31:44,784 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:31:44,785 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L767 is neither atomic block end nor a sink node. [2022-11-20 16:31:44,786 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 16:31:44,791 INFO L158 Benchmark]: Toolchain (without parser) took 2252.97ms. Allocated memory is still 201.3MB. Free memory was 154.2MB in the beginning and 129.9MB in the end (delta: 24.3MB). Peak memory consumption was 75.1MB. Max. memory is 16.1GB. [2022-11-20 16:31:44,792 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 146.8MB. Free memory was 91.0MB in the beginning and 90.8MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:31:44,793 INFO L158 Benchmark]: CACSL2BoogieTranslator took 774.33ms. Allocated memory is still 201.3MB. Free memory was 154.2MB in the beginning and 129.7MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-20 16:31:44,794 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.51ms. Allocated memory is still 201.3MB. Free memory was 129.7MB in the beginning and 127.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:31:44,796 INFO L158 Benchmark]: Boogie Preprocessor took 45.39ms. Allocated memory is still 201.3MB. Free memory was 127.7MB in the beginning and 124.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:31:44,797 INFO L158 Benchmark]: RCFGBuilder took 1346.19ms. Allocated memory is still 201.3MB. Free memory was 124.9MB in the beginning and 129.9MB in the end (delta: -5.0MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2022-11-20 16:31:44,806 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 146.8MB. Free memory was 91.0MB in the beginning and 90.8MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 774.33ms. Allocated memory is still 201.3MB. Free memory was 154.2MB in the beginning and 129.7MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.51ms. Allocated memory is still 201.3MB. Free memory was 129.7MB in the beginning and 127.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.39ms. Allocated memory is still 201.3MB. Free memory was 127.7MB in the beginning and 124.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1346.19ms. Allocated memory is still 201.3MB. Free memory was 124.9MB in the beginning and 129.9MB in the end (delta: -5.0MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:31:44,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/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_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/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_4723c4f0-c798-452d-b46d-c850e4919300/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 384baf663e8fa66fe4dacec773bc2c5acf71b0d621e6212d04013b3fa3b41d51 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:31:47,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:31:47,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:31:47,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:31:47,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:31:47,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:31:47,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:31:47,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:31:47,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:31:47,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:31:47,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:31:47,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:31:47,485 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:31:47,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:31:47,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:31:47,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:31:47,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:31:47,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:31:47,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:31:47,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:31:47,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:31:47,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:31:47,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:31:47,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:31:47,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:31:47,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:31:47,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:31:47,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:31:47,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:31:47,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:31:47,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:31:47,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:31:47,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:31:47,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:31:47,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:31:47,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:31:47,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:31:47,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:31:47,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:31:47,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:31:47,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:31:47,518 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:31:47,539 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:31:47,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:31:47,540 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:31:47,541 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:31:47,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:31:47,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:31:47,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:31:47,543 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:31:47,543 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:31:47,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:31:47,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:31:47,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:31:47,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:31:47,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:31:47,545 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:31:47,545 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:31:47,546 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:31:47,546 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:31:47,546 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:31:47,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:31:47,547 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:31:47,547 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:31:47,547 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:31:47,548 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:31:47,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:31:47,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:31:47,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:31:47,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:31:47,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:31:47,549 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:31:47,549 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:31:47,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:31:47,550 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:31:47,550 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:31:47,550 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_4723c4f0-c798-452d-b46d-c850e4919300/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 384baf663e8fa66fe4dacec773bc2c5acf71b0d621e6212d04013b3fa3b41d51 [2022-11-20 16:31:47,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:31:47,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:31:47,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:31:47,954 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:31:47,955 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:31:47,957 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2022-11-20 16:31:51,336 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:31:51,603 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:31:51,604 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2022-11-20 16:31:51,619 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/data/e04f17eec/3933165b8c0e49ab862fee6af394c16f/FLAG15ffb270c [2022-11-20 16:31:51,640 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/data/e04f17eec/3933165b8c0e49ab862fee6af394c16f [2022-11-20 16:31:51,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:31:51,645 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:31:51,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:31:51,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:31:51,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:31:51,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:31:51" (1/1) ... [2022-11-20 16:31:51,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2c7cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:51, skipping insertion in model container [2022-11-20 16:31:51,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:31:51" (1/1) ... [2022-11-20 16:31:51,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:31:51,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:31:51,886 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_4723c4f0-c798-452d-b46d-c850e4919300/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i[951,964] [2022-11-20 16:31:52,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:31:52,176 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:31:52,189 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_4723c4f0-c798-452d-b46d-c850e4919300/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i[951,964] [2022-11-20 16:31:52,238 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:31:52,297 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:31:52,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:52 WrapperNode [2022-11-20 16:31:52,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:31:52,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:31:52,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:31:52,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:31:52,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:52" (1/1) ... [2022-11-20 16:31:52,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:52" (1/1) ... [2022-11-20 16:31:52,353 INFO L138 Inliner]: procedures = 180, calls = 73, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 131 [2022-11-20 16:31:52,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:31:52,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:31:52,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:31:52,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:31:52,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:52" (1/1) ... [2022-11-20 16:31:52,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:52" (1/1) ... [2022-11-20 16:31:52,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:52" (1/1) ... [2022-11-20 16:31:52,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:52" (1/1) ... [2022-11-20 16:31:52,386 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:52" (1/1) ... [2022-11-20 16:31:52,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:52" (1/1) ... [2022-11-20 16:31:52,393 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:52" (1/1) ... [2022-11-20 16:31:52,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:52" (1/1) ... [2022-11-20 16:31:52,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:31:52,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:31:52,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:31:52,401 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:31:52,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:52" (1/1) ... [2022-11-20 16:31:52,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:31:52,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:31:52,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:31:52,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:31:52,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:31:52,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 16:31:52,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 16:31:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:31:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:31:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:31:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:31:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:31:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:31:52,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 16:31:52,483 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 16:31:52,483 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 16:31:52,483 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 16:31:52,483 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 16:31:52,483 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 16:31:52,483 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 16:31:52,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:31:52,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:31:52,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:31:52,486 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:31:52,660 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:31:52,663 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:31:53,363 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:31:53,736 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:31:53,737 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:31:53,738 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L767 is neither atomic block end nor a sink node. [2022-11-20 16:31:53,739 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 16:31:53,745 INFO L158 Benchmark]: Toolchain (without parser) took 2098.97ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 35.4MB in the beginning and 41.2MB in the end (delta: -5.8MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2022-11-20 16:31:53,745 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory was 45.6MB in the beginning and 45.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:31:53,746 INFO L158 Benchmark]: CACSL2BoogieTranslator took 652.12ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 35.3MB in the beginning and 58.6MB in the end (delta: -23.4MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2022-11-20 16:31:53,747 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.85ms. Allocated memory is still 96.5MB. Free memory was 58.6MB in the beginning and 56.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:31:53,748 INFO L158 Benchmark]: Boogie Preprocessor took 45.68ms. Allocated memory is still 96.5MB. Free memory was 56.5MB in the beginning and 53.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:31:53,749 INFO L158 Benchmark]: RCFGBuilder took 1341.98ms. Allocated memory is still 96.5MB. Free memory was 53.4MB in the beginning and 41.2MB in the end (delta: 12.2MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2022-11-20 16:31:53,754 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory was 45.6MB in the beginning and 45.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 652.12ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 35.3MB in the beginning and 58.6MB in the end (delta: -23.4MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.85ms. Allocated memory is still 96.5MB. Free memory was 58.6MB in the beginning and 56.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.68ms. Allocated memory is still 96.5MB. Free memory was 56.5MB in the beginning and 53.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1341.98ms. Allocated memory is still 96.5MB. Free memory was 53.4MB in the beginning and 41.2MB in the end (delta: 12.2MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:31:53,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4723c4f0-c798-452d-b46d-c850e4919300/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?