./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/thin002_power.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_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/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_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/thin002_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/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_959c5395-7a54-4f60-b99d-bdfdec5c909a/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 e1655ef15816414a510c3a8c6c5388872fb389e863c7015deef825935bc10ec6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:17:24,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:17:24,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:17:24,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:17:24,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:17:24,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:17:24,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:17:24,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:17:24,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:17:24,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:17:24,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:17:24,258 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:17:24,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:17:24,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:17:24,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:17:24,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:17:24,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:17:24,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:17:24,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:17:24,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:17:24,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:17:24,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:17:24,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:17:24,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:17:24,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:17:24,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:17:24,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:17:24,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:17:24,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:17:24,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:17:24,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:17:24,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:17:24,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:17:24,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:17:24,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:17:24,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:17:24,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:17:24,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:17:24,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:17:24,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:17:24,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:17:24,328 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:17:24,374 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:17:24,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:17:24,376 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:17:24,376 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:17:24,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:17:24,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:17:24,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:17:24,378 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:17:24,378 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:17:24,379 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:17:24,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:17:24,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:17:24,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:17:24,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:17:24,381 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:17:24,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:17:24,381 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:17:24,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:17:24,382 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:17:24,382 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:17:24,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:17:24,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:24,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:17:24,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:17:24,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:17:24,384 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:17:24,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:17:24,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:17:24,384 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_959c5395-7a54-4f60-b99d-bdfdec5c909a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1655ef15816414a510c3a8c6c5388872fb389e863c7015deef825935bc10ec6 [2021-11-22 23:17:24,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:17:24,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:17:24,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:17:24,751 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:17:24,753 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:17:24,755 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/thin002_power.opt.i [2021-11-22 23:17:24,837 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/data/4240fd416/072a1a784b334dedaccfe6d54d09338f/FLAG0dbf00a28 [2021-11-22 23:17:25,439 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:17:25,440 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i [2021-11-22 23:17:25,461 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/data/4240fd416/072a1a784b334dedaccfe6d54d09338f/FLAG0dbf00a28 [2021-11-22 23:17:25,738 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/data/4240fd416/072a1a784b334dedaccfe6d54d09338f [2021-11-22 23:17:25,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:17:25,741 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:17:25,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:25,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:17:25,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:17:25,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:25" (1/1) ... [2021-11-22 23:17:25,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7238eadb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:25, skipping insertion in model container [2021-11-22 23:17:25,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:25" (1/1) ... [2021-11-22 23:17:25,773 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:17:25,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:17:26,086 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_959c5395-7a54-4f60-b99d-bdfdec5c909a/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i[951,964] [2021-11-22 23:17:26,313 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:26,323 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:17:26,336 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_959c5395-7a54-4f60-b99d-bdfdec5c909a/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i[951,964] [2021-11-22 23:17:26,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:26,460 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:17:26,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:26 WrapperNode [2021-11-22 23:17:26,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:26,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:26,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:17:26,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:17:26,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:26" (1/1) ... [2021-11-22 23:17:26,501 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:26" (1/1) ... [2021-11-22 23:17:26,542 INFO L137 Inliner]: procedures = 177, calls = 84, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 164 [2021-11-22 23:17:26,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:26,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:17:26,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:17:26,544 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:17:26,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:26" (1/1) ... [2021-11-22 23:17:26,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:26" (1/1) ... [2021-11-22 23:17:26,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:26" (1/1) ... [2021-11-22 23:17:26,572 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:26" (1/1) ... [2021-11-22 23:17:26,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:26" (1/1) ... [2021-11-22 23:17:26,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:26" (1/1) ... [2021-11-22 23:17:26,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:26" (1/1) ... [2021-11-22 23:17:26,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:17:26,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:17:26,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:17:26,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:17:26,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:26" (1/1) ... [2021-11-22 23:17:26,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:26,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:17:26,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:17:26,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:17:26,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:17:26,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:17:26,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:17:26,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:17:26,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:17:26,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:17:26,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:17:26,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:17:26,728 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-22 23:17:26,729 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-22 23:17:26,729 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-22 23:17:26,729 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-22 23:17:26,729 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-22 23:17:26,730 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-22 23:17:26,730 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-22 23:17:26,730 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-22 23:17:26,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:17:26,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:17:26,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:17:26,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:17:26,733 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:17:26,940 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:17:26,942 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:17:27,705 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:17:28,323 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:17:28,323 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:17:28,324 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L808 is neither atomic block end nor a sink node. [2021-11-22 23:17:28,325 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) [2021-11-22 23:17:28,336 INFO L158 Benchmark]: Toolchain (without parser) took 2592.21ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 67.5MB in the beginning and 51.2MB in the end (delta: 16.3MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2021-11-22 23:17:28,336 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 88.1MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:17:28,338 INFO L158 Benchmark]: CACSL2BoogieTranslator took 717.91ms. Allocated memory is still 88.1MB. Free memory was 67.2MB in the beginning and 50.1MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-22 23:17:28,340 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.72ms. Allocated memory is still 88.1MB. Free memory was 50.1MB in the beginning and 47.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:17:28,341 INFO L158 Benchmark]: Boogie Preprocessor took 94.23ms. Allocated memory is still 88.1MB. Free memory was 47.4MB in the beginning and 44.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:17:28,342 INFO L158 Benchmark]: RCFGBuilder took 1694.43ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 44.7MB in the beginning and 51.2MB in the end (delta: -6.5MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2021-11-22 23:17:28,352 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 88.1MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 717.91ms. Allocated memory is still 88.1MB. Free memory was 67.2MB in the beginning and 50.1MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.72ms. Allocated memory is still 88.1MB. Free memory was 50.1MB in the beginning and 47.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.23ms. Allocated memory is still 88.1MB. Free memory was 47.4MB in the beginning and 44.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1694.43ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 44.7MB in the beginning and 51.2MB in the end (delta: -6.5MB). Peak memory consumption was 30.6MB. 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. [2021-11-22 23:17:28,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/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_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/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_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/thin002_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/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_959c5395-7a54-4f60-b99d-bdfdec5c909a/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 e1655ef15816414a510c3a8c6c5388872fb389e863c7015deef825935bc10ec6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:17:31,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:17:31,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:17:31,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:17:31,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:17:31,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:17:31,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:17:31,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:17:31,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:17:31,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:17:31,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:17:31,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:17:31,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:17:31,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:17:31,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:17:31,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:17:31,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:17:31,256 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:17:31,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:17:31,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:17:31,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:17:31,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:17:31,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:17:31,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:17:31,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:17:31,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:17:31,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:17:31,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:17:31,289 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:17:31,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:17:31,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:17:31,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:17:31,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:17:31,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:17:31,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:17:31,297 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:17:31,298 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:17:31,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:17:31,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:17:31,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:17:31,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:17:31,303 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-22 23:17:31,361 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:17:31,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:17:31,363 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:17:31,364 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:17:31,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:17:31,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:17:31,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:17:31,366 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:17:31,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:17:31,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:17:31,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:17:31,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:17:31,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:17:31,369 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:17:31,369 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:17:31,369 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:17:31,370 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:17:31,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:17:31,370 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:17:31,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:17:31,371 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:17:31,371 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:17:31,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:17:31,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:31,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:17:31,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:17:31,372 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:17:31,372 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:17:31,373 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:17:31,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:17:31,373 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:17:31,373 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:17:31,374 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_959c5395-7a54-4f60-b99d-bdfdec5c909a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1655ef15816414a510c3a8c6c5388872fb389e863c7015deef825935bc10ec6 [2021-11-22 23:17:31,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:17:31,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:17:31,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:17:31,824 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:17:31,825 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:17:31,827 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/thin002_power.opt.i [2021-11-22 23:17:31,906 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/data/97a8377ea/c2faa685426940f6b2adfaf25551ec35/FLAGc0f7c1776 [2021-11-22 23:17:32,698 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:17:32,699 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i [2021-11-22 23:17:32,720 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/data/97a8377ea/c2faa685426940f6b2adfaf25551ec35/FLAGc0f7c1776 [2021-11-22 23:17:32,923 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/data/97a8377ea/c2faa685426940f6b2adfaf25551ec35 [2021-11-22 23:17:32,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:17:32,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:17:32,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:32,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:17:32,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:17:32,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:32" (1/1) ... [2021-11-22 23:17:32,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@375e5e26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:32, skipping insertion in model container [2021-11-22 23:17:32,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:32" (1/1) ... [2021-11-22 23:17:32,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:17:33,019 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:17:33,199 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_959c5395-7a54-4f60-b99d-bdfdec5c909a/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i[951,964] [2021-11-22 23:17:33,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:33,590 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:17:33,609 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_959c5395-7a54-4f60-b99d-bdfdec5c909a/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i[951,964] [2021-11-22 23:17:33,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:33,770 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:17:33,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33 WrapperNode [2021-11-22 23:17:33,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:33,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:33,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:17:33,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:17:33,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:33,823 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:33,874 INFO L137 Inliner]: procedures = 181, calls = 84, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 165 [2021-11-22 23:17:33,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:33,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:17:33,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:17:33,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:17:33,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:33,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:33,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:33,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:33,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:33,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:33,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:33,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:17:33,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:17:33,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:17:33,978 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:17:33,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:34,001 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:34,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:17:34,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:17:34,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:17:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-22 23:17:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:17:34,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:17:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:17:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:17:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:17:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:17:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-22 23:17:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:17:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-22 23:17:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-22 23:17:34,069 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-22 23:17:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-22 23:17:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-22 23:17:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-22 23:17:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-22 23:17:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-22 23:17:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-22 23:17:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:17:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:17:34,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:17:34,073 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:17:34,298 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:17:34,300 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:17:34,953 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:17:35,573 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:17:35,573 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:17:35,574 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L808 is neither atomic block end nor a sink node. [2021-11-22 23:17:35,575 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) [2021-11-22 23:17:35,582 INFO L158 Benchmark]: Toolchain (without parser) took 2651.56ms. Allocated memory was 56.6MB in the beginning and 90.2MB in the end (delta: 33.6MB). Free memory was 32.8MB in the beginning and 60.2MB in the end (delta: -27.4MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2021-11-22 23:17:35,583 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:17:35,584 INFO L158 Benchmark]: CACSL2BoogieTranslator took 840.25ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 32.6MB in the beginning and 39.7MB in the end (delta: -7.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 23:17:35,585 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.36ms. Allocated memory is still 71.3MB. Free memory was 39.5MB in the beginning and 37.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:17:35,586 INFO L158 Benchmark]: Boogie Preprocessor took 101.60ms. Allocated memory is still 71.3MB. Free memory was 37.1MB in the beginning and 51.7MB in the end (delta: -14.6MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2021-11-22 23:17:35,587 INFO L158 Benchmark]: RCFGBuilder took 1600.55ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 51.7MB in the beginning and 60.2MB in the end (delta: -8.5MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2021-11-22 23:17:35,596 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 840.25ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 32.6MB in the beginning and 39.7MB in the end (delta: -7.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.36ms. Allocated memory is still 71.3MB. Free memory was 39.5MB in the beginning and 37.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.60ms. Allocated memory is still 71.3MB. Free memory was 37.1MB in the beginning and 51.7MB in the end (delta: -14.6MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1600.55ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 51.7MB in the beginning and 60.2MB in the end (delta: -8.5MB). Peak memory consumption was 38.6MB. 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. [2021-11-22 23:17:35,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_959c5395-7a54-4f60-b99d-bdfdec5c909a/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?