./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/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_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/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_4007c705-8a60-4550-874c-17a5d0b6da4b/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 f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e --- 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 18:07:17,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:07:17,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:07:17,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:07:17,739 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:07:17,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:07:17,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:07:17,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:07:17,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:07:17,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:07:17,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:07:17,763 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:07:17,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:07:17,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:07:17,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:07:17,771 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:07:17,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:07:17,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:07:17,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:07:17,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:07:17,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:07:17,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:07:17,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:07:17,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:07:17,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:07:17,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:07:17,795 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:07:17,796 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:07:17,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:07:17,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:07:17,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:07:17,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:07:17,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:07:17,805 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:07:17,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:07:17,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:07:17,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:07:17,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:07:17,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:07:17,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:07:17,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:07:17,816 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 18:07:17,843 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:07:17,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:07:17,845 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:07:17,845 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:07:17,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:07:17,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:07:17,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:07:17,847 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:07:17,847 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:07:17,847 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:07:17,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:07:17,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:07:17,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:07:17,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:07:17,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:07:17,849 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:07:17,849 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:07:17,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:07:17,850 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:07:17,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:07:17,850 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:07:17,850 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:07:17,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:07:17,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:07:17,851 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:07:17,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:07:17,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:07:17,852 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:07:17,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:07:17,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:07:17,853 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_4007c705-8a60-4550-874c-17a5d0b6da4b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e [2022-11-20 18:07:18,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:07:18,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:07:18,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:07:18,207 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:07:18,208 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:07:18,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i [2022-11-20 18:07:21,347 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:07:21,682 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:07:21,682 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/sv-benchmarks/c/pthread-wmm/mix032.oepc.i [2022-11-20 18:07:21,700 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/data/7add1c6ea/c5c7741120c9406c858d6ce36d4e8370/FLAGefaf41ca1 [2022-11-20 18:07:21,720 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/data/7add1c6ea/c5c7741120c9406c858d6ce36d4e8370 [2022-11-20 18:07:21,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:07:21,729 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:07:21,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:07:21,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:07:21,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:07:21,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:07:21" (1/1) ... [2022-11-20 18:07:21,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ebe301f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:21, skipping insertion in model container [2022-11-20 18:07:21,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:07:21" (1/1) ... [2022-11-20 18:07:21,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:07:21,818 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:07:22,037 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_4007c705-8a60-4550-874c-17a5d0b6da4b/sv-benchmarks/c/pthread-wmm/mix032.oepc.i[945,958] [2022-11-20 18:07:22,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:07:22,365 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:07:22,385 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_4007c705-8a60-4550-874c-17a5d0b6da4b/sv-benchmarks/c/pthread-wmm/mix032.oepc.i[945,958] [2022-11-20 18:07:22,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:07:22,490 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:07:22,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:22 WrapperNode [2022-11-20 18:07:22,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:07:22,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:07:22,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:07:22,493 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:07:22,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:22" (1/1) ... [2022-11-20 18:07:22,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:22" (1/1) ... [2022-11-20 18:07:22,593 INFO L138 Inliner]: procedures = 176, calls = 62, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 93 [2022-11-20 18:07:22,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:07:22,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:07:22,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:07:22,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:07:22,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:22" (1/1) ... [2022-11-20 18:07:22,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:22" (1/1) ... [2022-11-20 18:07:22,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:22" (1/1) ... [2022-11-20 18:07:22,617 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:22" (1/1) ... [2022-11-20 18:07:22,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:22" (1/1) ... [2022-11-20 18:07:22,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:22" (1/1) ... [2022-11-20 18:07:22,630 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:22" (1/1) ... [2022-11-20 18:07:22,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:22" (1/1) ... [2022-11-20 18:07:22,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:07:22,636 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:07:22,636 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:07:22,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:07:22,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:22" (1/1) ... [2022-11-20 18:07:22,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:07:22,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:07:22,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:07:22,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:07:22,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 18:07:22,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 18:07:22,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:07:22,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:07:22,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:07:22,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:07:22,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:07:22,750 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 18:07:22,750 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 18:07:22,750 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 18:07:22,750 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 18:07:22,751 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 18:07:22,751 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 18:07:22,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:07:22,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:07:22,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:07:22,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:07:22,753 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 18:07:22,929 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:07:22,931 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:07:23,557 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:07:23,728 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:07:23,728 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:07:23,729 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L757 is neither atomic block end nor a sink node. [2022-11-20 18:07:23,730 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 18:07:23,745 INFO L158 Benchmark]: Toolchain (without parser) took 2015.85ms. Allocated memory is still 125.8MB. Free memory was 80.9MB in the beginning and 78.5MB in the end (delta: 2.3MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. [2022-11-20 18:07:23,746 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:07:23,747 INFO L158 Benchmark]: CACSL2BoogieTranslator took 758.56ms. Allocated memory is still 125.8MB. Free memory was 80.9MB in the beginning and 57.4MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 18:07:23,748 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.47ms. Allocated memory is still 125.8MB. Free memory was 57.4MB in the beginning and 55.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:07:23,749 INFO L158 Benchmark]: Boogie Preprocessor took 39.55ms. Allocated memory is still 125.8MB. Free memory was 55.0MB in the beginning and 53.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:07:23,749 INFO L158 Benchmark]: RCFGBuilder took 1107.07ms. Allocated memory is still 125.8MB. Free memory was 52.9MB in the beginning and 78.5MB in the end (delta: -25.7MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2022-11-20 18:07:23,752 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 758.56ms. Allocated memory is still 125.8MB. Free memory was 80.9MB in the beginning and 57.4MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.47ms. Allocated memory is still 125.8MB. Free memory was 57.4MB in the beginning and 55.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.55ms. Allocated memory is still 125.8MB. Free memory was 55.0MB in the beginning and 53.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1107.07ms. Allocated memory is still 125.8MB. Free memory was 52.9MB in the beginning and 78.5MB in the end (delta: -25.7MB). Peak memory consumption was 23.5MB. 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 18:07:23,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/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_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/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_4007c705-8a60-4550-874c-17a5d0b6da4b/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 f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e --- 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 18:07:26,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:07:26,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:07:26,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:07:26,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:07:26,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:07:26,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:07:26,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:07:26,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:07:26,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:07:26,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:07:26,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:07:26,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:07:26,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:07:26,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:07:26,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:07:26,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:07:26,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:07:26,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:07:26,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:07:26,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:07:26,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:07:26,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:07:26,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:07:26,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:07:26,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:07:26,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:07:26,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:07:26,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:07:26,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:07:26,376 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:07:26,377 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:07:26,378 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:07:26,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:07:26,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:07:26,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:07:26,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:07:26,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:07:26,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:07:26,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:07:26,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:07:26,399 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 18:07:26,432 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:07:26,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:07:26,435 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:07:26,435 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:07:26,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:07:26,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:07:26,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:07:26,438 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:07:26,438 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:07:26,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:07:26,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:07:26,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:07:26,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:07:26,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:07:26,440 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:07:26,440 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:07:26,441 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:07:26,441 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:07:26,441 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:07:26,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:07:26,441 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:07:26,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:07:26,442 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:07:26,442 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:07:26,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:07:26,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:07:26,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:07:26,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:07:26,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:07:26,443 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:07:26,444 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:07:26,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:07:26,444 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:07:26,444 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:07:26,445 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_4007c705-8a60-4550-874c-17a5d0b6da4b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e [2022-11-20 18:07:26,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:07:26,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:07:26,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:07:26,893 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:07:26,894 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:07:26,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i [2022-11-20 18:07:29,966 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:07:30,349 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:07:30,349 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/sv-benchmarks/c/pthread-wmm/mix032.oepc.i [2022-11-20 18:07:30,373 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/data/2ea119049/5d1d424eea9b47299e4a35d816c906f4/FLAG6fb9a0b13 [2022-11-20 18:07:30,393 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/data/2ea119049/5d1d424eea9b47299e4a35d816c906f4 [2022-11-20 18:07:30,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:07:30,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:07:30,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:07:30,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:07:30,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:07:30,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:07:30" (1/1) ... [2022-11-20 18:07:30,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f2fea2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:30, skipping insertion in model container [2022-11-20 18:07:30,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:07:30" (1/1) ... [2022-11-20 18:07:30,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:07:30,465 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:07:30,630 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_4007c705-8a60-4550-874c-17a5d0b6da4b/sv-benchmarks/c/pthread-wmm/mix032.oepc.i[945,958] [2022-11-20 18:07:30,902 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:07:30,928 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:07:30,945 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_4007c705-8a60-4550-874c-17a5d0b6da4b/sv-benchmarks/c/pthread-wmm/mix032.oepc.i[945,958] [2022-11-20 18:07:31,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:07:31,078 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:07:31,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:31 WrapperNode [2022-11-20 18:07:31,078 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:07:31,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:07:31,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:07:31,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:07:31,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:31" (1/1) ... [2022-11-20 18:07:31,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:31" (1/1) ... [2022-11-20 18:07:31,129 INFO L138 Inliner]: procedures = 179, calls = 62, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 94 [2022-11-20 18:07:31,130 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:07:31,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:07:31,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:07:31,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:07:31,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:31" (1/1) ... [2022-11-20 18:07:31,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:31" (1/1) ... [2022-11-20 18:07:31,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:31" (1/1) ... [2022-11-20 18:07:31,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:31" (1/1) ... [2022-11-20 18:07:31,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:31" (1/1) ... [2022-11-20 18:07:31,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:31" (1/1) ... [2022-11-20 18:07:31,162 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:31" (1/1) ... [2022-11-20 18:07:31,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:31" (1/1) ... [2022-11-20 18:07:31,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:07:31,168 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:07:31,169 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:07:31,169 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:07:31,170 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:07:31" (1/1) ... [2022-11-20 18:07:31,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:07:31,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:07:31,205 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:07:31,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:07:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 18:07:31,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 18:07:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:07:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:07:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:07:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:07:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:07:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:07:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 18:07:31,261 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 18:07:31,261 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 18:07:31,261 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 18:07:31,261 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 18:07:31,261 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 18:07:31,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:07:31,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:07:31,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:07:31,263 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 18:07:31,489 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:07:31,491 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:07:32,038 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:07:32,265 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:07:32,265 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:07:32,266 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L757 is neither atomic block end nor a sink node. [2022-11-20 18:07:32,267 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 18:07:32,272 INFO L158 Benchmark]: Toolchain (without parser) took 1874.01ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 52.7MB in the beginning and 46.6MB in the end (delta: 6.1MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2022-11-20 18:07:32,273 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:07:32,273 INFO L158 Benchmark]: CACSL2BoogieTranslator took 680.06ms. Allocated memory is still 73.4MB. Free memory was 52.4MB in the beginning and 50.0MB in the end (delta: 2.4MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2022-11-20 18:07:32,274 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.01ms. Allocated memory is still 73.4MB. Free memory was 50.0MB in the beginning and 47.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:07:32,275 INFO L158 Benchmark]: Boogie Preprocessor took 37.43ms. Allocated memory is still 73.4MB. Free memory was 47.6MB in the beginning and 45.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:07:32,276 INFO L158 Benchmark]: RCFGBuilder took 1102.03ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 45.3MB in the beginning and 46.6MB in the end (delta: -1.3MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2022-11-20 18:07:32,281 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 680.06ms. Allocated memory is still 73.4MB. Free memory was 52.4MB in the beginning and 50.0MB in the end (delta: 2.4MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.01ms. Allocated memory is still 73.4MB. Free memory was 50.0MB in the beginning and 47.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.43ms. Allocated memory is still 73.4MB. Free memory was 47.6MB in the beginning and 45.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1102.03ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 45.3MB in the beginning and 46.6MB in the end (delta: -1.3MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:07:32,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4007c705-8a60-4550-874c-17a5d0b6da4b/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?