./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ --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 cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:48:32,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:48:32,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:48:32,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:48:32,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:48:32,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:48:32,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:48:32,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:48:32,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:48:32,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:48:32,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:48:32,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:48:32,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:48:32,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:48:32,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:48:32,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:48:32,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:48:32,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:48:32,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:48:32,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:48:32,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:48:32,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:48:32,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:48:32,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:48:32,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:48:32,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:48:32,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:48:32,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:48:32,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:48:32,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:48:32,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:48:32,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:48:32,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:48:32,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:48:32,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:48:32,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:48:32,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:48:32,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:48:32,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:48:32,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:48:32,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:48:32,798 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:48:32,841 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:48:32,841 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:48:32,843 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:48:32,843 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:48:32,845 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:48:32,845 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:48:32,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:48:32,846 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:48:32,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:48:32,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:48:32,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:48:32,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:48:32,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:48:32,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:48:32,848 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:48:32,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:48:32,849 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:48:32,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:48:32,849 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:48:32,850 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:48:32,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:48:32,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:32,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:48:32,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:48:32,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:48:32,851 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:48:32,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:48:32,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:48:32,852 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_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 [2021-11-23 00:48:33,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:48:33,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:48:33,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:48:33,204 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:48:33,205 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:48:33,207 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2021-11-23 00:48:33,294 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/data/ac654df6c/a5b0a7a9afd2472580883d51b955989a/FLAG9af0dffe0 [2021-11-23 00:48:33,950 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:48:33,951 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2021-11-23 00:48:33,965 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/data/ac654df6c/a5b0a7a9afd2472580883d51b955989a/FLAG9af0dffe0 [2021-11-23 00:48:34,195 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/data/ac654df6c/a5b0a7a9afd2472580883d51b955989a [2021-11-23 00:48:34,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:48:34,199 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:48:34,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:34,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:48:34,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:48:34,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:34" (1/1) ... [2021-11-23 00:48:34,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61d3f196 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:34, skipping insertion in model container [2021-11-23 00:48:34,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:34" (1/1) ... [2021-11-23 00:48:34,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:48:34,260 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:48:34,465 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_386ecf3a-781a-48c3-8ccf-c376ab6514d3/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i[978,991] [2021-11-23 00:48:34,666 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:34,676 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:48:34,701 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_386ecf3a-781a-48c3-8ccf-c376ab6514d3/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i[978,991] [2021-11-23 00:48:34,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:34,862 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:48:34,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:34 WrapperNode [2021-11-23 00:48:34,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:34,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:34,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:48:34,866 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:48:34,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:34" (1/1) ... [2021-11-23 00:48:34,918 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:34" (1/1) ... [2021-11-23 00:48:34,956 INFO L137 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 112 [2021-11-23 00:48:34,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:34,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:48:34,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:48:34,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:48:34,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:34" (1/1) ... [2021-11-23 00:48:34,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:34" (1/1) ... [2021-11-23 00:48:34,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:34" (1/1) ... [2021-11-23 00:48:34,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:34" (1/1) ... [2021-11-23 00:48:35,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:34" (1/1) ... [2021-11-23 00:48:35,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:34" (1/1) ... [2021-11-23 00:48:35,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:34" (1/1) ... [2021-11-23 00:48:35,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:48:35,040 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:48:35,040 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:48:35,041 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:48:35,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:34" (1/1) ... [2021-11-23 00:48:35,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:35,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:48:35,090 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:48:35,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:48:35,151 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:48:35,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:48:35,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:48:35,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:48:35,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:48:35,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:48:35,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:48:35,153 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 00:48:35,153 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 00:48:35,154 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 00:48:35,154 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 00:48:35,154 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 00:48:35,154 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 00:48:35,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:48:35,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:48:35,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:48:35,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:48:35,158 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 00:48:35,309 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:48:35,311 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:48:35,993 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:48:36,301 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:48:36,301 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:48:36,302 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L747 is neither atomic block end nor a sink node. [2021-11-23 00:48:36,303 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:304) 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) [2021-11-23 00:48:36,318 INFO L158 Benchmark]: Toolchain (without parser) took 2116.73ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 49.4MB in the beginning and 61.4MB in the end (delta: -12.0MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2021-11-23 00:48:36,320 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory was 62.6MB in the beginning and 62.5MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:48:36,322 INFO L158 Benchmark]: CACSL2BoogieTranslator took 663.47ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 49.3MB in the beginning and 62.7MB in the end (delta: -13.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:48:36,323 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.47ms. Allocated memory is still 100.7MB. Free memory was 62.7MB in the beginning and 60.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:48:36,325 INFO L158 Benchmark]: Boogie Preprocessor took 81.52ms. Allocated memory is still 100.7MB. Free memory was 60.4MB in the beginning and 58.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:48:36,326 INFO L158 Benchmark]: RCFGBuilder took 1274.62ms. Allocated memory is still 100.7MB. Free memory was 58.1MB in the beginning and 61.4MB in the end (delta: -3.3MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2021-11-23 00:48:36,336 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory was 62.6MB in the beginning and 62.5MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 663.47ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 49.3MB in the beginning and 62.7MB in the end (delta: -13.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.47ms. Allocated memory is still 100.7MB. Free memory was 62.7MB in the beginning and 60.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.52ms. Allocated memory is still 100.7MB. Free memory was 60.4MB in the beginning and 58.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1274.62ms. Allocated memory is still 100.7MB. Free memory was 58.1MB in the beginning and 61.4MB in the end (delta: -3.3MB). Peak memory consumption was 31.7MB. 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:48:36,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ --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 cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:48:38,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:48:38,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:48:38,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:48:38,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:48:38,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:48:38,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:48:38,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:48:38,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:48:38,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:48:38,953 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:48:38,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:48:38,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:48:38,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:48:38,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:48:38,964 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:48:38,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:48:38,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:48:38,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:48:38,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:48:38,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:48:38,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:48:38,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:48:38,990 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:48:38,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:48:38,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:48:38,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:48:38,999 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:48:38,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:48:39,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:48:39,001 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:48:39,002 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:48:39,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:48:39,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:48:39,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:48:39,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:48:39,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:48:39,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:48:39,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:48:39,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:48:39,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:48:39,017 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:48:39,063 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:48:39,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:48:39,065 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:48:39,065 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:48:39,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:48:39,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:48:39,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:48:39,067 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:48:39,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:48:39,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:48:39,069 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:48:39,069 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:48:39,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:48:39,070 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:48:39,070 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:48:39,070 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:48:39,070 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:48:39,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:48:39,071 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:48:39,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:48:39,071 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:48:39,072 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:48:39,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:48:39,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:39,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:48:39,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:48:39,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:48:39,073 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:48:39,073 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:48:39,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:48:39,074 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:48:39,074 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:48:39,074 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_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 [2021-11-23 00:48:39,501 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:48:39,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:48:39,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:48:39,549 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:48:39,550 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:48:39,551 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2021-11-23 00:48:39,631 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/data/31228670a/99df85bab4474eab80f3ed52e3d1d581/FLAGf1ae8fd0d [2021-11-23 00:48:40,308 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:48:40,309 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2021-11-23 00:48:40,326 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/data/31228670a/99df85bab4474eab80f3ed52e3d1d581/FLAGf1ae8fd0d [2021-11-23 00:48:40,531 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/data/31228670a/99df85bab4474eab80f3ed52e3d1d581 [2021-11-23 00:48:40,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:48:40,537 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:48:40,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:40,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:48:40,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:48:40,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:40" (1/1) ... [2021-11-23 00:48:40,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6590048d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:40, skipping insertion in model container [2021-11-23 00:48:40,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:40" (1/1) ... [2021-11-23 00:48:40,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:48:40,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:48:40,820 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_386ecf3a-781a-48c3-8ccf-c376ab6514d3/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i[978,991] [2021-11-23 00:48:41,171 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:41,188 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:48:41,211 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_386ecf3a-781a-48c3-8ccf-c376ab6514d3/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i[978,991] [2021-11-23 00:48:41,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:41,349 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:48:41,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:41 WrapperNode [2021-11-23 00:48:41,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:41,352 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:41,352 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:48:41,352 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:48:41,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:41" (1/1) ... [2021-11-23 00:48:41,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:41" (1/1) ... [2021-11-23 00:48:41,453 INFO L137 Inliner]: procedures = 179, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 113 [2021-11-23 00:48:41,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:41,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:48:41,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:48:41,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:48:41,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:41" (1/1) ... [2021-11-23 00:48:41,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:41" (1/1) ... [2021-11-23 00:48:41,479 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:41" (1/1) ... [2021-11-23 00:48:41,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:41" (1/1) ... [2021-11-23 00:48:41,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:41" (1/1) ... [2021-11-23 00:48:41,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:41" (1/1) ... [2021-11-23 00:48:41,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:41" (1/1) ... [2021-11-23 00:48:41,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:48:41,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:48:41,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:48:41,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:48:41,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:41" (1/1) ... [2021-11-23 00:48:41,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:41,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:48:41,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:48:41,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:48:41,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:48:41,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:48:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:48:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:48:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:48:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:48:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 00:48:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:48:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 00:48:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 00:48:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 00:48:41,642 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 00:48:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 00:48:41,643 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 00:48:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:48:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:48:41,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:48:41,646 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 00:48:41,863 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:48:41,864 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:48:42,484 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:48:42,862 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:48:42,863 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:48:42,863 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L747 is neither atomic block end nor a sink node. [2021-11-23 00:48:42,864 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:304) 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) [2021-11-23 00:48:42,871 INFO L158 Benchmark]: Toolchain (without parser) took 2332.03ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 51.4MB in the beginning and 58.9MB in the end (delta: -7.5MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2021-11-23 00:48:42,871 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:48:42,873 INFO L158 Benchmark]: CACSL2BoogieTranslator took 811.89ms. Allocated memory is still 71.3MB. Free memory was 51.1MB in the beginning and 40.5MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:48:42,874 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.06ms. Allocated memory is still 71.3MB. Free memory was 40.5MB in the beginning and 38.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:48:42,875 INFO L158 Benchmark]: Boogie Preprocessor took 83.88ms. Allocated memory is still 71.3MB. Free memory was 38.1MB in the beginning and 35.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:48:42,876 INFO L158 Benchmark]: RCFGBuilder took 1328.64ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 35.5MB in the beginning and 58.9MB in the end (delta: -23.4MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2021-11-23 00:48:42,885 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 811.89ms. Allocated memory is still 71.3MB. Free memory was 51.1MB in the beginning and 40.5MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.06ms. Allocated memory is still 71.3MB. Free memory was 40.5MB in the beginning and 38.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.88ms. Allocated memory is still 71.3MB. Free memory was 38.1MB in the beginning and 35.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1328.64ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 35.5MB in the beginning and 58.9MB in the end (delta: -23.4MB). Peak memory consumption was 17.5MB. 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:48:42,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386ecf3a-781a-48c3-8ccf-c376ab6514d3/bin/ukojak-LBtLqBUTdQ/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 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?