./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe011_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_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/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_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/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_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/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 2bbc774c97831725ad05d6c2dc910981cb4ce0a2559ec0561efc45418b96b7a4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:31:06,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:31:06,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:31:06,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:31:06,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:31:06,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:31:06,977 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:31:06,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:31:06,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:31:06,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:31:06,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:31:06,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:31:06,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:31:07,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:31:07,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:31:07,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:31:07,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:31:07,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:31:07,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:31:07,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:31:07,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:31:07,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:31:07,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:31:07,038 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:31:07,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:31:07,049 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:31:07,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:31:07,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:31:07,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:31:07,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:31:07,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:31:07,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:31:07,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:31:07,060 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:31:07,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:31:07,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:31:07,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:31:07,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:31:07,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:31:07,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:31:07,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:31:07,067 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:31:07,118 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:31:07,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:31:07,120 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:31:07,121 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:31:07,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:31:07,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:31:07,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:31:07,122 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:31:07,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:31:07,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:31:07,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:31:07,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:31:07,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:31:07,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:31:07,133 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:31:07,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:31:07,134 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:31:07,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:31:07,135 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:31:07,135 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:31:07,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:31:07,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:31:07,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:31:07,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:31:07,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:31:07,137 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:31:07,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:31:07,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:31:07,137 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_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bbc774c97831725ad05d6c2dc910981cb4ce0a2559ec0561efc45418b96b7a4 [2021-11-23 01:31:07,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:31:07,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:31:07,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:31:07,586 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:31:07,587 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:31:07,589 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2021-11-23 01:31:07,678 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/data/172f9f101/32d9e5e4f0384cfa92d3305f7d0e685e/FLAG8c4d3b165 [2021-11-23 01:31:08,391 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:31:08,391 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2021-11-23 01:31:08,413 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/data/172f9f101/32d9e5e4f0384cfa92d3305f7d0e685e/FLAG8c4d3b165 [2021-11-23 01:31:08,674 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/data/172f9f101/32d9e5e4f0384cfa92d3305f7d0e685e [2021-11-23 01:31:08,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:31:08,682 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:31:08,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:31:08,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:31:08,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:31:08,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:31:08" (1/1) ... [2021-11-23 01:31:08,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2844b156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:08, skipping insertion in model container [2021-11-23 01:31:08,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:31:08" (1/1) ... [2021-11-23 01:31:08,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:31:08,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:31:09,067 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_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i[978,991] [2021-11-23 01:31:09,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:31:09,321 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:31:09,346 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_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i[978,991] [2021-11-23 01:31:09,431 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:31:09,482 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:31:09,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:09 WrapperNode [2021-11-23 01:31:09,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:31:09,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:31:09,484 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:31:09,484 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:31:09,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:09" (1/1) ... [2021-11-23 01:31:09,516 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:09" (1/1) ... [2021-11-23 01:31:09,554 INFO L137 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 210 [2021-11-23 01:31:09,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:31:09,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:31:09,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:31:09,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:31:09,567 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:09" (1/1) ... [2021-11-23 01:31:09,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:09" (1/1) ... [2021-11-23 01:31:09,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:09" (1/1) ... [2021-11-23 01:31:09,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:09" (1/1) ... [2021-11-23 01:31:09,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:09" (1/1) ... [2021-11-23 01:31:09,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:09" (1/1) ... [2021-11-23 01:31:09,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:09" (1/1) ... [2021-11-23 01:31:09,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:31:09,606 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:31:09,606 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:31:09,607 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:31:09,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:09" (1/1) ... [2021-11-23 01:31:09,632 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:31:09,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:31:09,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:31:09,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:31:09,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:31:09,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:31:09,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:31:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:31:09,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:31:09,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:31:09,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:31:09,736 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 01:31:09,737 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 01:31:09,737 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 01:31:09,738 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 01:31:09,738 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 01:31:09,738 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 01:31:09,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:31:09,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:31:09,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:31:09,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:31:09,747 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 01:31:09,922 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:31:09,925 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:31:10,546 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:31:11,045 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:31:11,045 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:31:11,046 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L745 is neither atomic block end nor a sink node. [2021-11-23 01:31:11,047 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 01:31:11,057 INFO L158 Benchmark]: Toolchain (without parser) took 2373.86ms. Allocated memory was 88.1MB in the beginning and 117.4MB in the end (delta: 29.4MB). Free memory was 47.6MB in the beginning and 64.1MB in the end (delta: -16.5MB). Peak memory consumption was 56.7MB. Max. memory is 16.1GB. [2021-11-23 01:31:11,059 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 65.3MB in the beginning and 65.2MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:31:11,061 INFO L158 Benchmark]: CACSL2BoogieTranslator took 787.58ms. Allocated memory was 88.1MB in the beginning and 117.4MB in the end (delta: 29.4MB). Free memory was 47.4MB in the beginning and 76.2MB in the end (delta: -28.8MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2021-11-23 01:31:11,062 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.49ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 73.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:31:11,063 INFO L158 Benchmark]: Boogie Preprocessor took 49.58ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 71.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:31:11,064 INFO L158 Benchmark]: RCFGBuilder took 1448.42ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 64.1MB in the end (delta: 6.6MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2021-11-23 01:31:11,072 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 65.3MB in the beginning and 65.2MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 787.58ms. Allocated memory was 88.1MB in the beginning and 117.4MB in the end (delta: 29.4MB). Free memory was 47.4MB in the beginning and 76.2MB in the end (delta: -28.8MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.49ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 73.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.58ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 71.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1448.42ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 64.1MB in the end (delta: 6.6MB). Peak memory consumption was 47.9MB. 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 01:31:11,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/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 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_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/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_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/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_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/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 2bbc774c97831725ad05d6c2dc910981cb4ce0a2559ec0561efc45418b96b7a4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:31:13,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:31:13,858 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:31:13,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:31:13,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:31:13,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:31:13,916 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:31:13,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:31:13,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:31:13,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:31:13,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:31:13,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:31:13,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:31:13,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:31:13,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:31:13,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:31:13,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:31:13,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:31:13,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:31:13,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:31:13,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:31:13,959 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:31:13,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:31:13,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:31:13,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:31:13,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:31:13,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:31:13,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:31:13,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:31:13,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:31:13,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:31:13,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:31:13,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:31:13,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:31:13,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:31:13,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:31:13,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:31:13,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:31:13,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:31:13,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:31:13,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:31:13,980 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:31:14,010 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:31:14,010 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:31:14,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:31:14,012 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:31:14,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:31:14,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:31:14,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:31:14,014 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:31:14,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:31:14,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:31:14,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:31:14,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:31:14,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:31:14,015 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:31:14,015 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:31:14,016 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:31:14,016 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:31:14,016 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:31:14,016 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:31:14,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:31:14,017 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:31:14,017 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:31:14,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:31:14,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:31:14,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:31:14,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:31:14,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:31:14,019 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:31:14,019 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:31:14,019 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:31:14,019 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:31:14,020 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:31:14,020 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_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bbc774c97831725ad05d6c2dc910981cb4ce0a2559ec0561efc45418b96b7a4 [2021-11-23 01:31:14,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:31:14,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:31:14,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:31:14,516 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:31:14,517 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:31:14,518 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2021-11-23 01:31:14,609 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/data/63220e8ac/9aa8c86808954ea7af99af15c29a04de/FLAGb00a4829a [2021-11-23 01:31:15,409 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:31:15,409 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2021-11-23 01:31:15,429 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/data/63220e8ac/9aa8c86808954ea7af99af15c29a04de/FLAGb00a4829a [2021-11-23 01:31:15,637 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/data/63220e8ac/9aa8c86808954ea7af99af15c29a04de [2021-11-23 01:31:15,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:31:15,642 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:31:15,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:31:15,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:31:15,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:31:15,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:31:15" (1/1) ... [2021-11-23 01:31:15,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c372210 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:15, skipping insertion in model container [2021-11-23 01:31:15,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:31:15" (1/1) ... [2021-11-23 01:31:15,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:31:15,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:31:15,880 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_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i[978,991] [2021-11-23 01:31:16,138 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:31:16,152 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:31:16,167 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_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i[978,991] [2021-11-23 01:31:16,237 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:31:16,289 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:31:16,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:16 WrapperNode [2021-11-23 01:31:16,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:31:16,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:31:16,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:31:16,292 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:31:16,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:16" (1/1) ... [2021-11-23 01:31:16,342 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:16" (1/1) ... [2021-11-23 01:31:16,410 INFO L137 Inliner]: procedures = 179, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 211 [2021-11-23 01:31:16,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:31:16,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:31:16,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:31:16,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:31:16,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:16" (1/1) ... [2021-11-23 01:31:16,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:16" (1/1) ... [2021-11-23 01:31:16,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:16" (1/1) ... [2021-11-23 01:31:16,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:16" (1/1) ... [2021-11-23 01:31:16,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:16" (1/1) ... [2021-11-23 01:31:16,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:16" (1/1) ... [2021-11-23 01:31:16,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:16" (1/1) ... [2021-11-23 01:31:16,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:31:16,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:31:16,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:31:16,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:31:16,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:16" (1/1) ... [2021-11-23 01:31:16,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:31:16,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:31:16,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:31:16,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:31:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:31:16,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:31:16,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:31:16,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:31:16,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:31:16,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:31:16,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:31:16,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:31:16,597 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 01:31:16,597 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 01:31:16,597 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 01:31:16,598 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 01:31:16,598 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 01:31:16,598 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 01:31:16,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:31:16,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:31:16,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:31:16,601 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 01:31:16,798 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:31:16,800 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:31:17,415 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:31:17,771 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:31:17,771 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:31:17,772 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L745 is neither atomic block end nor a sink node. [2021-11-23 01:31:17,773 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 01:31:17,778 INFO L158 Benchmark]: Toolchain (without parser) took 2135.12ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 58.1MB in the beginning and 41.0MB in the end (delta: 17.1MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2021-11-23 01:31:17,779 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 73.4MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:31:17,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 646.42ms. Allocated memory is still 73.4MB. Free memory was 58.1MB in the beginning and 44.1MB in the end (delta: 14.0MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2021-11-23 01:31:17,781 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.41ms. Allocated memory is still 73.4MB. Free memory was 44.1MB in the beginning and 41.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:31:17,782 INFO L158 Benchmark]: Boogie Preprocessor took 48.52ms. Allocated memory is still 73.4MB. Free memory was 41.5MB in the beginning and 39.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:31:17,783 INFO L158 Benchmark]: RCFGBuilder took 1315.57ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 38.8MB in the beginning and 41.0MB in the end (delta: -2.2MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2021-11-23 01:31:17,786 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 73.4MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 646.42ms. Allocated memory is still 73.4MB. Free memory was 58.1MB in the beginning and 44.1MB in the end (delta: 14.0MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.41ms. Allocated memory is still 73.4MB. Free memory was 44.1MB in the beginning and 41.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.52ms. Allocated memory is still 73.4MB. Free memory was 41.5MB in the beginning and 39.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1315.57ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 38.8MB in the beginning and 41.0MB in the end (delta: -2.2MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:31:17,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd407cb8-6ce7-4afa-8d9b-d242aa097b01/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 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?