./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/thin002_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_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/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_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/thin002_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/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_d70064af-c7b7-4e54-ba55-b9bb13672858/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 e1655ef15816414a510c3a8c6c5388872fb389e863c7015deef825935bc10ec6 --- 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 16:28:23,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:28:23,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:28:23,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:28:23,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:28:23,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:28:23,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:28:23,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:28:23,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:28:23,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:28:23,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:28:23,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:28:23,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:28:23,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:28:23,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:28:23,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:28:23,538 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:28:23,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:28:23,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:28:23,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:28:23,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:28:23,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:28:23,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:28:23,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:28:23,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:28:23,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:28:23,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:28:23,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:28:23,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:28:23,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:28:23,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:28:23,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:28:23,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:28:23,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:28:23,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:28:23,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:28:23,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:28:23,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:28:23,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:28:23,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:28:23,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:28:23,584 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:28:23,613 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:28:23,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:28:23,615 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:28:23,615 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:28:23,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:28:23,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:28:23,617 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:28:23,617 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:28:23,617 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:28:23,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:28:23,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:28:23,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:28:23,618 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:28:23,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:28:23,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:28:23,619 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:28:23,619 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:28:23,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:28:23,620 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:28:23,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:28:23,620 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:28:23,621 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:28:23,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:28:23,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:28:23,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:28:23,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:28:23,622 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:28:23,622 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:28:23,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:28:23,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:28:23,623 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_d70064af-c7b7-4e54-ba55-b9bb13672858/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1655ef15816414a510c3a8c6c5388872fb389e863c7015deef825935bc10ec6 [2022-11-20 16:28:23,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:28:23,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:28:23,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:28:23,970 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:28:23,971 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:28:23,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/thin002_power.opt.i [2022-11-20 16:28:27,267 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:28:27,544 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:28:27,545 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i [2022-11-20 16:28:27,561 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/data/9f598d54b/35e1d96856d842d8b4ad2496523ee779/FLAG4702b0d5d [2022-11-20 16:28:27,581 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/data/9f598d54b/35e1d96856d842d8b4ad2496523ee779 [2022-11-20 16:28:27,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:28:27,597 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:28:27,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:28:27,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:28:27,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:28:27,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:28:27" (1/1) ... [2022-11-20 16:28:27,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@742a2f0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:27, skipping insertion in model container [2022-11-20 16:28:27,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:28:27" (1/1) ... [2022-11-20 16:28:27,620 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:28:27,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:28:27,874 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_d70064af-c7b7-4e54-ba55-b9bb13672858/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i[951,964] [2022-11-20 16:28:28,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:28:28,258 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:28:28,274 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_d70064af-c7b7-4e54-ba55-b9bb13672858/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i[951,964] [2022-11-20 16:28:28,330 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:28:28,435 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:28:28,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28 WrapperNode [2022-11-20 16:28:28,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:28:28,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:28:28,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:28:28,441 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:28:28,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,552 INFO L138 Inliner]: procedures = 177, calls = 84, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 148 [2022-11-20 16:28:28,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:28:28,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:28:28,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:28:28,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:28:28,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,634 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:28:28,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:28:28,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:28:28,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:28:28,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:28" (1/1) ... [2022-11-20 16:28:28,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:28:28,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:28:28,694 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:28:28,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:28:28,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:28:28,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 16:28:28,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 16:28:28,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:28:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:28:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:28:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:28:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:28:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 16:28:28,752 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 16:28:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 16:28:28,753 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 16:28:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 16:28:28,753 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 16:28:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-20 16:28:28,753 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-20 16:28:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:28:28,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:28:28,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:28:28,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:28:28,756 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 16:28:28,988 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:28:28,991 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:28:29,688 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:28:30,225 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:28:30,225 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:28:30,227 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L808 is neither atomic block end nor a sink node. [2022-11-20 16:28:30,228 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 16:28:30,240 INFO L158 Benchmark]: Toolchain (without parser) took 2641.92ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 72.6MB in the beginning and 125.8MB in the end (delta: -53.2MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2022-11-20 16:28:30,241 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 138.4MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:28:30,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 837.44ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 72.3MB in the beginning and 138.9MB in the end (delta: -66.5MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2022-11-20 16:28:30,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.06ms. Allocated memory is still 174.1MB. Free memory was 138.9MB in the beginning and 135.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:28:30,246 INFO L158 Benchmark]: Boogie Preprocessor took 95.23ms. Allocated memory is still 174.1MB. Free memory was 135.8MB in the beginning and 133.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:28:30,247 INFO L158 Benchmark]: RCFGBuilder took 1585.33ms. Allocated memory is still 174.1MB. Free memory was 133.6MB in the beginning and 125.8MB in the end (delta: 7.7MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2022-11-20 16:28:30,257 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 138.4MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 837.44ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 72.3MB in the beginning and 138.9MB in the end (delta: -66.5MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.06ms. Allocated memory is still 174.1MB. Free memory was 138.9MB in the beginning and 135.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.23ms. Allocated memory is still 174.1MB. Free memory was 135.8MB in the beginning and 133.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1585.33ms. Allocated memory is still 174.1MB. Free memory was 133.6MB in the beginning and 125.8MB in the end (delta: 7.7MB). Peak memory consumption was 67.1MB. 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 16:28:30,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/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_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/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_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/thin002_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/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_d70064af-c7b7-4e54-ba55-b9bb13672858/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 e1655ef15816414a510c3a8c6c5388872fb389e863c7015deef825935bc10ec6 --- 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 16:28:33,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:28:33,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:28:33,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:28:33,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:28:33,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:28:33,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:28:33,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:28:33,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:28:33,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:28:33,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:28:33,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:28:33,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:28:33,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:28:33,145 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:28:33,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:28:33,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:28:33,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:28:33,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:28:33,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:28:33,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:28:33,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:28:33,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:28:33,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:28:33,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:28:33,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:28:33,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:28:33,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:28:33,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:28:33,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:28:33,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:28:33,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:28:33,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:28:33,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:28:33,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:28:33,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:28:33,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:28:33,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:28:33,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:28:33,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:28:33,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:28:33,211 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:28:33,253 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:28:33,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:28:33,256 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:28:33,257 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:28:33,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:28:33,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:28:33,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:28:33,259 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:28:33,259 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:28:33,259 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:28:33,261 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:28:33,261 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:28:33,261 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:28:33,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:28:33,262 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:28:33,262 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:28:33,262 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:28:33,263 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:28:33,263 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:28:33,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:28:33,264 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:28:33,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:28:33,264 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:28:33,264 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:28:33,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:28:33,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:28:33,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:28:33,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:28:33,267 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:28:33,267 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:28:33,267 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:28:33,267 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:28:33,268 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:28:33,268 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:28:33,268 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_d70064af-c7b7-4e54-ba55-b9bb13672858/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1655ef15816414a510c3a8c6c5388872fb389e863c7015deef825935bc10ec6 [2022-11-20 16:28:33,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:28:33,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:28:33,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:28:33,827 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:28:33,828 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:28:33,829 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/thin002_power.opt.i [2022-11-20 16:28:37,278 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:28:37,625 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:28:37,628 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i [2022-11-20 16:28:37,642 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/data/c43464240/45fa9d4b07f140f797d2041d119f44e5/FLAG66fef26f6 [2022-11-20 16:28:37,661 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/data/c43464240/45fa9d4b07f140f797d2041d119f44e5 [2022-11-20 16:28:37,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:28:37,665 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:28:37,666 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:28:37,666 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:28:37,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:28:37,670 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:28:37" (1/1) ... [2022-11-20 16:28:37,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63fea48e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:37, skipping insertion in model container [2022-11-20 16:28:37,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:28:37" (1/1) ... [2022-11-20 16:28:37,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:28:37,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:28:37,990 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_d70064af-c7b7-4e54-ba55-b9bb13672858/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i[951,964] [2022-11-20 16:28:38,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:28:38,400 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:28:38,417 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_d70064af-c7b7-4e54-ba55-b9bb13672858/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i[951,964] [2022-11-20 16:28:38,500 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:28:38,609 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:28:38,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:38 WrapperNode [2022-11-20 16:28:38,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:28:38,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:28:38,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:28:38,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:28:38,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:38" (1/1) ... [2022-11-20 16:28:38,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:38" (1/1) ... [2022-11-20 16:28:38,746 INFO L138 Inliner]: procedures = 181, calls = 84, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 149 [2022-11-20 16:28:38,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:28:38,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:28:38,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:28:38,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:28:38,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:38" (1/1) ... [2022-11-20 16:28:38,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:38" (1/1) ... [2022-11-20 16:28:38,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:38" (1/1) ... [2022-11-20 16:28:38,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:38" (1/1) ... [2022-11-20 16:28:38,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:38" (1/1) ... [2022-11-20 16:28:38,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:38" (1/1) ... [2022-11-20 16:28:38,824 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:38" (1/1) ... [2022-11-20 16:28:38,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:38" (1/1) ... [2022-11-20 16:28:38,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:28:38,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:28:38,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:28:38,833 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:28:38,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:38" (1/1) ... [2022-11-20 16:28:38,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:28:38,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:28:38,888 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:28:38,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:28:38,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:28:38,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 16:28:38,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 16:28:38,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:28:38,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:28:38,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:28:38,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:28:38,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:28:38,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:28:38,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 16:28:38,956 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 16:28:38,957 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 16:28:38,957 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 16:28:38,957 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 16:28:38,957 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 16:28:38,957 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 16:28:38,958 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-20 16:28:38,958 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-20 16:28:38,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:28:38,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:28:38,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:28:38,960 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 16:28:39,204 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:28:39,220 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:28:39,981 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:28:40,389 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:28:40,389 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:28:40,390 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L808 is neither atomic block end nor a sink node. [2022-11-20 16:28:40,392 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 16:28:40,400 INFO L158 Benchmark]: Toolchain (without parser) took 2733.65ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 54.6MB in the beginning and 39.9MB in the end (delta: 14.7MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2022-11-20 16:28:40,400 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 77.6MB. Free memory is still 55.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:28:40,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 944.75ms. Allocated memory is still 77.6MB. Free memory was 54.3MB in the beginning and 52.8MB in the end (delta: 1.5MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2022-11-20 16:28:40,402 INFO L158 Benchmark]: Boogie Procedure Inliner took 135.11ms. Allocated memory is still 77.6MB. Free memory was 52.8MB in the beginning and 50.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:28:40,403 INFO L158 Benchmark]: Boogie Preprocessor took 84.28ms. Allocated memory is still 77.6MB. Free memory was 50.0MB in the beginning and 47.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:28:40,405 INFO L158 Benchmark]: RCFGBuilder took 1564.41ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 47.2MB in the beginning and 39.9MB in the end (delta: 7.4MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2022-11-20 16:28:40,415 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 77.6MB. Free memory is still 55.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 944.75ms. Allocated memory is still 77.6MB. Free memory was 54.3MB in the beginning and 52.8MB in the end (delta: 1.5MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 135.11ms. Allocated memory is still 77.6MB. Free memory was 52.8MB in the beginning and 50.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.28ms. Allocated memory is still 77.6MB. Free memory was 50.0MB in the beginning and 47.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1564.41ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 47.2MB in the beginning and 39.9MB in the end (delta: 7.4MB). Peak memory consumption was 34.0MB. 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 16:28:40,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d70064af-c7b7-4e54-ba55-b9bb13672858/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?