./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1568f4b0615eb98ed6bee584aeda19485d9df0ed08c84a8233a5817e939c5388 --- 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-dbf71c6-m [2022-10-17 16:36:54,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:36:54,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:36:54,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:36:54,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:36:54,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:36:54,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:36:54,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:36:54,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:36:54,750 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:36:54,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:36:54,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:36:54,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:36:54,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:36:54,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:36:54,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:36:54,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:36:54,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:36:54,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:36:54,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:36:54,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:36:54,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:36:54,770 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:36:54,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:36:54,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:36:54,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:36:54,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:36:54,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:36:54,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:36:54,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:36:54,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:36:54,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:36:54,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:36:54,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:36:54,784 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:36:54,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:36:54,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:36:54,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:36:54,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:36:54,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:36:54,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:36:54,788 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:36:54,809 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:36:54,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:36:54,811 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:36:54,811 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:36:54,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:36:54,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:36:54,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:36:54,812 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:36:54,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:36:54,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:36:54,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:36:54,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:36:54,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:36:54,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:36:54,814 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:36:54,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:36:54,814 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:36:54,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:36:54,815 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:36:54,815 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:36:54,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:36:54,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:54,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:36:54,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:36:54,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:36:54,816 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:36:54,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:36:54,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:36:54,817 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_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1568f4b0615eb98ed6bee584aeda19485d9df0ed08c84a8233a5817e939c5388 [2022-10-17 16:36:55,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:36:55,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:36:55,085 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:36:55,086 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:36:55,088 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:36:55,089 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2022-10-17 16:36:55,166 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/data/a2886f7d9/d5c0163d31794647a083ef7827017f27/FLAG3e6de20df [2022-10-17 16:36:55,695 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:36:55,696 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2022-10-17 16:36:55,714 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/data/a2886f7d9/d5c0163d31794647a083ef7827017f27/FLAG3e6de20df [2022-10-17 16:36:56,011 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/data/a2886f7d9/d5c0163d31794647a083ef7827017f27 [2022-10-17 16:36:56,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:36:56,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:36:56,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:56,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:36:56,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:36:56,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:56" (1/1) ... [2022-10-17 16:36:56,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24cb5cf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:56, skipping insertion in model container [2022-10-17 16:36:56,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:56" (1/1) ... [2022-10-17 16:36:56,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:36:56,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:36:56,348 WARN L230 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_021ddc65-9de9-46be-b0d5-f22c793ba57f/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i[995,1008] [2022-10-17 16:36:56,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:56,685 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:36:56,698 WARN L230 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_021ddc65-9de9-46be-b0d5-f22c793ba57f/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i[995,1008] [2022-10-17 16:36:56,781 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:56,831 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:36:56,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:56 WrapperNode [2022-10-17 16:36:56,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:56,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:56,834 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:36:56,835 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:36:56,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:56" (1/1) ... [2022-10-17 16:36:56,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:56" (1/1) ... [2022-10-17 16:36:56,925 INFO L138 Inliner]: procedures = 176, calls = 86, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 252 [2022-10-17 16:36:56,926 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:56,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:36:56,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:36:56,927 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:36:56,936 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:56" (1/1) ... [2022-10-17 16:36:56,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:56" (1/1) ... [2022-10-17 16:36:56,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:56" (1/1) ... [2022-10-17 16:36:56,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:56" (1/1) ... [2022-10-17 16:36:56,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:56" (1/1) ... [2022-10-17 16:36:56,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:56" (1/1) ... [2022-10-17 16:36:56,980 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:56" (1/1) ... [2022-10-17 16:36:56,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:56" (1/1) ... [2022-10-17 16:36:56,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:36:56,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:36:56,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:36:56,993 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:36:56,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:56" (1/1) ... [2022-10-17 16:36:57,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:57,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:36:57,051 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:36:57,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:36:57,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:36:57,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:36:57,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:36:57,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:36:57,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:36:57,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:36:57,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:36:57,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:36:57,118 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:36:57,118 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:36:57,118 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:36:57,119 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:36:57,119 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:36:57,119 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:36:57,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:36:57,119 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:36:57,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:36:57,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:36:57,122 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:36:57,321 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:36:57,324 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:36:58,471 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:36:59,685 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:36:59,685 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:36:59,686 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L805 is neither atomic block end nor a sink node. [2022-10-17 16:36:59,687 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) [2022-10-17 16:36:59,697 INFO L158 Benchmark]: Toolchain (without parser) took 3679.40ms. Allocated memory was 111.1MB in the beginning and 142.6MB in the end (delta: 31.5MB). Free memory was 68.5MB in the beginning and 66.5MB in the end (delta: 1.9MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. [2022-10-17 16:36:59,698 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory was 87.2MB in the beginning and 87.1MB in the end (delta: 73.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:36:59,699 INFO L158 Benchmark]: CACSL2BoogieTranslator took 815.87ms. Allocated memory is still 111.1MB. Free memory was 68.2MB in the beginning and 67.6MB in the end (delta: 644.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:36:59,701 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.34ms. Allocated memory is still 111.1MB. Free memory was 67.6MB in the beginning and 64.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:36:59,702 INFO L158 Benchmark]: Boogie Preprocessor took 65.78ms. Allocated memory is still 111.1MB. Free memory was 64.7MB in the beginning and 61.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:36:59,703 INFO L158 Benchmark]: RCFGBuilder took 2700.81ms. Allocated memory was 111.1MB in the beginning and 142.6MB in the end (delta: 31.5MB). Free memory was 61.0MB in the beginning and 66.5MB in the end (delta: -5.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2022-10-17 16:36:59,713 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory was 87.2MB in the beginning and 87.1MB in the end (delta: 73.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 815.87ms. Allocated memory is still 111.1MB. Free memory was 68.2MB in the beginning and 67.6MB in the end (delta: 644.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.34ms. Allocated memory is still 111.1MB. Free memory was 67.6MB in the beginning and 64.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.78ms. Allocated memory is still 111.1MB. Free memory was 64.7MB in the beginning and 61.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2700.81ms. Allocated memory was 111.1MB in the beginning and 142.6MB in the end (delta: 31.5MB). Free memory was 61.0MB in the beginning and 66.5MB in the end (delta: -5.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:36:59,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1568f4b0615eb98ed6bee584aeda19485d9df0ed08c84a8233a5817e939c5388 --- 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-dbf71c6-m [2022-10-17 16:37:02,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:37:02,206 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:37:02,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:37:02,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:37:02,261 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:37:02,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:37:02,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:37:02,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:37:02,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:37:02,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:37:02,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:37:02,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:37:02,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:37:02,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:37:02,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:37:02,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:37:02,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:37:02,298 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:37:02,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:37:02,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:37:02,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:37:02,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:37:02,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:37:02,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:37:02,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:37:02,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:37:02,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:37:02,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:37:02,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:37:02,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:37:02,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:37:02,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:37:02,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:37:02,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:37:02,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:37:02,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:37:02,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:37:02,338 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:37:02,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:37:02,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:37:02,342 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:37:02,397 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:37:02,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:37:02,399 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:37:02,400 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:37:02,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:37:02,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:37:02,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:37:02,402 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:37:02,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:37:02,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:37:02,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:37:02,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:37:02,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:37:02,404 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:37:02,405 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:37:02,405 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:37:02,405 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:37:02,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:37:02,405 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:37:02,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:37:02,406 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:37:02,406 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:37:02,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:37:02,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:02,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:37:02,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:37:02,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:37:02,408 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:37:02,408 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:37:02,408 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:37:02,409 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:37:02,409 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:37:02,409 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_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1568f4b0615eb98ed6bee584aeda19485d9df0ed08c84a8233a5817e939c5388 [2022-10-17 16:37:02,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:37:02,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:37:02,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:37:02,920 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:37:02,921 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:37:02,922 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2022-10-17 16:37:03,009 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/data/821fc31a1/fad81c8f2e124468b9694056d15853b2/FLAG1c0de9306 [2022-10-17 16:37:03,617 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:37:03,617 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2022-10-17 16:37:03,634 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/data/821fc31a1/fad81c8f2e124468b9694056d15853b2/FLAG1c0de9306 [2022-10-17 16:37:03,854 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/data/821fc31a1/fad81c8f2e124468b9694056d15853b2 [2022-10-17 16:37:03,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:37:03,860 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:37:03,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:03,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:37:03,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:37:03,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:03" (1/1) ... [2022-10-17 16:37:03,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53958c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:03, skipping insertion in model container [2022-10-17 16:37:03,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:03" (1/1) ... [2022-10-17 16:37:03,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:37:03,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:37:04,184 WARN L230 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_021ddc65-9de9-46be-b0d5-f22c793ba57f/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i[995,1008] [2022-10-17 16:37:04,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:04,571 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:37:04,588 WARN L230 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_021ddc65-9de9-46be-b0d5-f22c793ba57f/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i[995,1008] [2022-10-17 16:37:04,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:04,757 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:37:04,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:04 WrapperNode [2022-10-17 16:37:04,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:04,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:04,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:37:04,761 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:37:04,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:04" (1/1) ... [2022-10-17 16:37:04,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:04" (1/1) ... [2022-10-17 16:37:04,863 INFO L138 Inliner]: procedures = 180, calls = 86, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 253 [2022-10-17 16:37:04,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:04,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:37:04,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:37:04,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:37:04,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:04" (1/1) ... [2022-10-17 16:37:04,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:04" (1/1) ... [2022-10-17 16:37:04,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:04" (1/1) ... [2022-10-17 16:37:04,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:04" (1/1) ... [2022-10-17 16:37:04,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:04" (1/1) ... [2022-10-17 16:37:04,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:04" (1/1) ... [2022-10-17 16:37:04,912 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:04" (1/1) ... [2022-10-17 16:37:04,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:04" (1/1) ... [2022-10-17 16:37:04,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:37:04,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:37:04,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:37:04,925 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:37:04,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:04" (1/1) ... [2022-10-17 16:37:04,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:04,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:37:04,959 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:37:04,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:37:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:37:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:37:05,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:37:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:37:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:37:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:37:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:37:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:37:05,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:37:05,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 16:37:05,008 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:37:05,008 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:37:05,008 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:37:05,009 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:37:05,009 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:37:05,009 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:37:05,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:37:05,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:37:05,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:37:05,012 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:37:05,333 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:37:05,336 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:37:06,466 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:37:07,684 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:37:07,685 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:37:07,686 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L805 is neither atomic block end nor a sink node. [2022-10-17 16:37:07,686 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) [2022-10-17 16:37:07,693 INFO L158 Benchmark]: Toolchain (without parser) took 3831.44ms. Allocated memory was 58.7MB in the beginning and 125.8MB in the end (delta: 67.1MB). Free memory was 33.7MB in the beginning and 83.0MB in the end (delta: -49.3MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. [2022-10-17 16:37:07,695 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 58.7MB. Free memory was 38.6MB in the beginning and 38.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:37:07,696 INFO L158 Benchmark]: CACSL2BoogieTranslator took 896.00ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 33.4MB in the beginning and 48.0MB in the end (delta: -14.5MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-10-17 16:37:07,697 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.61ms. Allocated memory is still 71.3MB. Free memory was 48.0MB in the beginning and 44.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:37:07,698 INFO L158 Benchmark]: Boogie Preprocessor took 59.58ms. Allocated memory is still 71.3MB. Free memory was 44.9MB in the beginning and 41.0MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:37:07,699 INFO L158 Benchmark]: RCFGBuilder took 2766.00ms. Allocated memory was 71.3MB in the beginning and 125.8MB in the end (delta: 54.5MB). Free memory was 41.0MB in the beginning and 83.0MB in the end (delta: -42.1MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. [2022-10-17 16:37:07,709 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 58.7MB. Free memory was 38.6MB in the beginning and 38.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 896.00ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 33.4MB in the beginning and 48.0MB in the end (delta: -14.5MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.61ms. Allocated memory is still 71.3MB. Free memory was 48.0MB in the beginning and 44.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.58ms. Allocated memory is still 71.3MB. Free memory was 44.9MB in the beginning and 41.0MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2766.00ms. Allocated memory was 71.3MB in the beginning and 125.8MB in the end (delta: 54.5MB). Free memory was 41.0MB in the beginning and 83.0MB in the end (delta: -42.1MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:37:07,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021ddc65-9de9-46be-b0d5-f22c793ba57f/bin/ukojak-92XMlrwhuB/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?