./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix046.oepc.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_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/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_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix046.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/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_6710db6e-76bd-407c-847b-ce4ebf311b52/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 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:27:49,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:27:49,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:27:49,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:27:49,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:27:49,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:27:49,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:27:49,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:27:49,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:27:49,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:27:49,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:27:49,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:27:49,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:27:49,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:27:49,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:27:49,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:27:49,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:27:49,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:27:49,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:27:49,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:27:49,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:27:49,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:27:49,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:27:49,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:27:49,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:27:49,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:27:49,115 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:27:49,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:27:49,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:27:49,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:27:49,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:27:49,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:27:49,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:27:49,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:27:49,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:27:49,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:27:49,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:27:49,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:27:49,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:27:49,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:27:49,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:27:49,128 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:27:49,154 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:27:49,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:27:49,155 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:27:49,155 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:27:49,156 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:27:49,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:27:49,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:27:49,157 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:27:49,157 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:27:49,157 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:27:49,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:27:49,158 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:27:49,158 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:27:49,158 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:27:49,158 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:27:49,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:27:49,159 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:27:49,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:27:49,159 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:27:49,160 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:27:49,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:27:49,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:27:49,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:27:49,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:27:49,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:27:49,161 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:27:49,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:27:49,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:27:49,162 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_6710db6e-76bd-407c-847b-ce4ebf311b52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 [2021-11-23 01:27:49,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:27:49,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:27:49,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:27:49,431 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:27:49,432 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:27:49,434 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/mix046.oepc.i [2021-11-23 01:27:49,511 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/data/70db4ae9e/f8a7f3d2618f40b78167ebcdaecf61d8/FLAGba784a905 [2021-11-23 01:27:50,151 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:27:50,152 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/sv-benchmarks/c/pthread-wmm/mix046.oepc.i [2021-11-23 01:27:50,177 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/data/70db4ae9e/f8a7f3d2618f40b78167ebcdaecf61d8/FLAGba784a905 [2021-11-23 01:27:50,376 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/data/70db4ae9e/f8a7f3d2618f40b78167ebcdaecf61d8 [2021-11-23 01:27:50,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:27:50,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:27:50,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:27:50,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:27:50,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:27:50,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:27:50" (1/1) ... [2021-11-23 01:27:50,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c9064b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:50, skipping insertion in model container [2021-11-23 01:27:50,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:27:50" (1/1) ... [2021-11-23 01:27:50,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:27:50,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:27:50,680 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_6710db6e-76bd-407c-847b-ce4ebf311b52/sv-benchmarks/c/pthread-wmm/mix046.oepc.i[945,958] [2021-11-23 01:27:50,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:27:50,965 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:27:50,991 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_6710db6e-76bd-407c-847b-ce4ebf311b52/sv-benchmarks/c/pthread-wmm/mix046.oepc.i[945,958] [2021-11-23 01:27:51,100 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:27:51,148 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:27:51,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:51 WrapperNode [2021-11-23 01:27:51,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:27:51,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:27:51,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:27:51,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:27:51,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:51" (1/1) ... [2021-11-23 01:27:51,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:51" (1/1) ... [2021-11-23 01:27:51,247 INFO L137 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 128 [2021-11-23 01:27:51,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:27:51,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:27:51,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:27:51,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:27:51,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:51" (1/1) ... [2021-11-23 01:27:51,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:51" (1/1) ... [2021-11-23 01:27:51,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:51" (1/1) ... [2021-11-23 01:27:51,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:51" (1/1) ... [2021-11-23 01:27:51,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:51" (1/1) ... [2021-11-23 01:27:51,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:51" (1/1) ... [2021-11-23 01:27:51,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:51" (1/1) ... [2021-11-23 01:27:51,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:27:51,303 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:27:51,304 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:27:51,304 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:27:51,305 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:51" (1/1) ... [2021-11-23 01:27:51,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:27:51,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:27:51,339 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:27:51,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:27:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:27:51,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:27:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:27:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:27:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:27:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:27:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:27:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 01:27:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 01:27:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 01:27:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 01:27:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 01:27:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 01:27:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 01:27:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 01:27:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:27:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:27:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:27:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:27:51,401 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 01:27:51,563 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:27:51,565 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:27:52,284 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:27:52,696 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:27:52,697 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:27:52,729 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L756 is neither atomic block end nor a sink node. [2021-11-23 01:27:52,731 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 01:27:52,736 INFO L158 Benchmark]: Toolchain (without parser) took 2354.97ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 70.7MB in the beginning and 94.6MB in the end (delta: -23.9MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2021-11-23 01:27:52,737 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory was 57.0MB in the beginning and 57.0MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:27:52,738 INFO L158 Benchmark]: CACSL2BoogieTranslator took 763.72ms. Allocated memory is still 102.8MB. Free memory was 70.7MB in the beginning and 65.7MB in the end (delta: 5.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:27:52,739 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.31ms. Allocated memory is still 102.8MB. Free memory was 65.7MB in the beginning and 63.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:27:52,739 INFO L158 Benchmark]: Boogie Preprocessor took 53.87ms. Allocated memory is still 102.8MB. Free memory was 63.1MB in the beginning and 61.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:27:52,740 INFO L158 Benchmark]: RCFGBuilder took 1430.13ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 60.6MB in the beginning and 94.6MB in the end (delta: -34.0MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2021-11-23 01:27:52,744 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 102.8MB. Free memory was 57.0MB in the beginning and 57.0MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 763.72ms. Allocated memory is still 102.8MB. Free memory was 70.7MB in the beginning and 65.7MB in the end (delta: 5.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.31ms. Allocated memory is still 102.8MB. Free memory was 65.7MB in the beginning and 63.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.87ms. Allocated memory is still 102.8MB. Free memory was 63.1MB in the beginning and 61.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1430.13ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 60.6MB in the beginning and 94.6MB in the end (delta: -34.0MB). Peak memory consumption was 49.8MB. 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 01:27:52,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/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_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/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_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix046.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/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_6710db6e-76bd-407c-847b-ce4ebf311b52/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 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:27:55,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:27:55,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:27:55,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:27:55,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:27:55,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:27:55,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:27:55,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:27:55,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:27:55,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:27:55,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:27:55,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:27:55,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:27:55,271 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:27:55,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:27:55,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:27:55,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:27:55,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:27:55,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:27:55,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:27:55,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:27:55,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:27:55,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:27:55,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:27:55,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:27:55,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:27:55,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:27:55,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:27:55,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:27:55,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:27:55,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:27:55,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:27:55,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:27:55,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:27:55,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:27:55,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:27:55,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:27:55,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:27:55,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:27:55,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:27:55,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:27:55,333 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:27:55,378 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:27:55,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:27:55,380 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:27:55,380 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:27:55,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:27:55,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:27:55,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:27:55,383 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:27:55,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:27:55,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:27:55,385 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:27:55,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:27:55,385 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:27:55,386 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:27:55,386 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:27:55,386 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:27:55,386 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:27:55,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:27:55,387 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:27:55,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:27:55,387 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:27:55,387 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:27:55,388 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:27:55,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:27:55,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:27:55,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:27:55,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:27:55,389 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:27:55,389 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:27:55,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:27:55,390 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:27:55,390 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:27:55,390 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_6710db6e-76bd-407c-847b-ce4ebf311b52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 [2021-11-23 01:27:55,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:27:55,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:27:55,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:27:55,859 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:27:55,859 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:27:55,861 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/mix046.oepc.i [2021-11-23 01:27:55,931 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/data/d4282f5e8/e4b6dcaffc374dc1ad60ee0aa6eb8d68/FLAGba3f5febd [2021-11-23 01:27:56,656 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:27:56,669 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/sv-benchmarks/c/pthread-wmm/mix046.oepc.i [2021-11-23 01:27:56,693 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/data/d4282f5e8/e4b6dcaffc374dc1ad60ee0aa6eb8d68/FLAGba3f5febd [2021-11-23 01:27:56,875 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/data/d4282f5e8/e4b6dcaffc374dc1ad60ee0aa6eb8d68 [2021-11-23 01:27:56,879 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:27:56,882 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:27:56,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:27:56,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:27:56,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:27:56,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:27:56" (1/1) ... [2021-11-23 01:27:56,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@430f7893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:56, skipping insertion in model container [2021-11-23 01:27:56,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:27:56" (1/1) ... [2021-11-23 01:27:56,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:27:56,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:27:57,208 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_6710db6e-76bd-407c-847b-ce4ebf311b52/sv-benchmarks/c/pthread-wmm/mix046.oepc.i[945,958] [2021-11-23 01:27:57,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:27:57,516 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:27:57,528 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_6710db6e-76bd-407c-847b-ce4ebf311b52/sv-benchmarks/c/pthread-wmm/mix046.oepc.i[945,958] [2021-11-23 01:27:57,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:27:57,646 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:27:57,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:57 WrapperNode [2021-11-23 01:27:57,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:27:57,650 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:27:57,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:27:57,651 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:27:57,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:57" (1/1) ... [2021-11-23 01:27:57,684 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:57" (1/1) ... [2021-11-23 01:27:57,722 INFO L137 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 129 [2021-11-23 01:27:57,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:27:57,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:27:57,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:27:57,724 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:27:57,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:57" (1/1) ... [2021-11-23 01:27:57,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:57" (1/1) ... [2021-11-23 01:27:57,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:57" (1/1) ... [2021-11-23 01:27:57,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:57" (1/1) ... [2021-11-23 01:27:57,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:57" (1/1) ... [2021-11-23 01:27:57,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:57" (1/1) ... [2021-11-23 01:27:57,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:57" (1/1) ... [2021-11-23 01:27:57,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:27:57,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:27:57,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:27:57,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:27:57,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:27:57" (1/1) ... [2021-11-23 01:27:57,817 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:27:57,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:27:57,863 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:27:57,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:27:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:27:57,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:27:57,915 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:27:57,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:27:57,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:27:57,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:27:57,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:27:57,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:27:57,916 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 01:27:57,918 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 01:27:57,918 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 01:27:57,919 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 01:27:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 01:27:57,919 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 01:27:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 01:27:57,920 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 01:27:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:27:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:27:57,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:27:57,922 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 01:27:58,083 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:27:58,085 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:27:58,734 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:27:59,261 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:27:59,261 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:27:59,262 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L756 is neither atomic block end nor a sink node. [2021-11-23 01:27:59,263 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 01:27:59,270 INFO L158 Benchmark]: Toolchain (without parser) took 2385.60ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 49.5MB in the beginning and 49.8MB in the end (delta: -266.0kB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2021-11-23 01:27:59,271 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 69.2MB. Free memory was 50.7MB in the beginning and 50.6MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:27:59,273 INFO L158 Benchmark]: CACSL2BoogieTranslator took 762.40ms. Allocated memory is still 69.2MB. Free memory was 49.4MB in the beginning and 38.2MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:27:59,273 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.17ms. Allocated memory is still 69.2MB. Free memory was 38.2MB in the beginning and 35.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:27:59,274 INFO L158 Benchmark]: Boogie Preprocessor took 64.83ms. Allocated memory is still 69.2MB. Free memory was 35.8MB in the beginning and 33.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:27:59,275 INFO L158 Benchmark]: RCFGBuilder took 1477.25ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 33.1MB in the beginning and 49.8MB in the end (delta: -16.7MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2021-11-23 01:27:59,284 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 69.2MB. Free memory was 50.7MB in the beginning and 50.6MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 762.40ms. Allocated memory is still 69.2MB. Free memory was 49.4MB in the beginning and 38.2MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.17ms. Allocated memory is still 69.2MB. Free memory was 38.2MB in the beginning and 35.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.83ms. Allocated memory is still 69.2MB. Free memory was 35.8MB in the beginning and 33.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1477.25ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 33.1MB in the beginning and 49.8MB in the end (delta: -16.7MB). Peak memory consumption was 24.1MB. 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 01:27:59,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6710db6e-76bd-407c-847b-ce4ebf311b52/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?