./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/05_tas.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_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/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_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/05_tas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/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_37811a3a-de1d-44e2-9e09-043daad241e6/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 1ee4025da2c93fbd4be930880192a9e0c94d8979f3d9117e228b55f99542c3b0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:00:44,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:00:44,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:00:44,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:00:44,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:00:44,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:00:44,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:00:44,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:00:44,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:00:44,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:00:44,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:00:44,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:00:44,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:00:44,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:00:44,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:00:44,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:00:44,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:00:44,717 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:00:44,720 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:00:44,726 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:00:44,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:00:44,738 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:00:44,739 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:00:44,740 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:00:44,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:00:44,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:00:44,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:00:44,755 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:00:44,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:00:44,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:00:44,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:00:44,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:00:44,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:00:44,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:00:44,766 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:00:44,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:00:44,768 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:00:44,768 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:00:44,768 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:00:44,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:00:44,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:00:44,772 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:00:44,808 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:00:44,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:00:44,810 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:00:44,810 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:00:44,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:00:44,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:00:44,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:00:44,811 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:00:44,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:00:44,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:00:44,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:00:44,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:00:44,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:00:44,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:00:44,813 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:00:44,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:00:44,814 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:00:44,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:00:44,814 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:00:44,814 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:00:44,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:00:44,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:44,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:00:44,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:00:44,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:00:44,816 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:00:44,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:00:44,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:00:44,817 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ee4025da2c93fbd4be930880192a9e0c94d8979f3d9117e228b55f99542c3b0 [2021-11-23 01:00:45,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:00:45,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:00:45,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:00:45,129 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:00:45,130 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:00:45,133 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-ext/05_tas.i [2021-11-23 01:00:45,200 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/data/9e94b3cbd/e8787c35e7844835ac418555088ebd3c/FLAGe74c3f482 [2021-11-23 01:00:45,768 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:00:45,768 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/sv-benchmarks/c/pthread-ext/05_tas.i [2021-11-23 01:00:45,784 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/data/9e94b3cbd/e8787c35e7844835ac418555088ebd3c/FLAGe74c3f482 [2021-11-23 01:00:46,066 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/data/9e94b3cbd/e8787c35e7844835ac418555088ebd3c [2021-11-23 01:00:46,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:00:46,070 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:00:46,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:46,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:00:46,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:00:46,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:46" (1/1) ... [2021-11-23 01:00:46,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac3aadf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:46, skipping insertion in model container [2021-11-23 01:00:46,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:46" (1/1) ... [2021-11-23 01:00:46,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:00:46,159 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:00:46,549 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_37811a3a-de1d-44e2-9e09-043daad241e6/sv-benchmarks/c/pthread-ext/05_tas.i[30203,30216] [2021-11-23 01:00:46,556 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_37811a3a-de1d-44e2-9e09-043daad241e6/sv-benchmarks/c/pthread-ext/05_tas.i[30300,30313] [2021-11-23 01:00:46,565 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_37811a3a-de1d-44e2-9e09-043daad241e6/sv-benchmarks/c/pthread-ext/05_tas.i[30446,30459] [2021-11-23 01:00:46,570 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:46,579 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:00:46,634 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_37811a3a-de1d-44e2-9e09-043daad241e6/sv-benchmarks/c/pthread-ext/05_tas.i[30203,30216] [2021-11-23 01:00:46,638 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_37811a3a-de1d-44e2-9e09-043daad241e6/sv-benchmarks/c/pthread-ext/05_tas.i[30300,30313] [2021-11-23 01:00:46,642 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_37811a3a-de1d-44e2-9e09-043daad241e6/sv-benchmarks/c/pthread-ext/05_tas.i[30446,30459] [2021-11-23 01:00:46,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:46,697 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:00:46,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:46 WrapperNode [2021-11-23 01:00:46,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:46,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:46,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:00:46,700 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:00:46,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:46" (1/1) ... [2021-11-23 01:00:46,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:46" (1/1) ... [2021-11-23 01:00:46,774 INFO L137 Inliner]: procedures = 169, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 81 [2021-11-23 01:00:46,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:46,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:00:46,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:00:46,776 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:00:46,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:46" (1/1) ... [2021-11-23 01:00:46,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:46" (1/1) ... [2021-11-23 01:00:46,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:46" (1/1) ... [2021-11-23 01:00:46,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:46" (1/1) ... [2021-11-23 01:00:46,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:46" (1/1) ... [2021-11-23 01:00:46,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:46" (1/1) ... [2021-11-23 01:00:46,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:46" (1/1) ... [2021-11-23 01:00:46,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:00:46,830 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:00:46,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:00:46,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:00:46,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:46" (1/1) ... [2021-11-23 01:00:46,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:46,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:00:46,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:00:46,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:00:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:00:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-23 01:00:46,917 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-23 01:00:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:00:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:00:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:00:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_TAS [2021-11-23 01:00:46,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_TAS [2021-11-23 01:00:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:00:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:00:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:00:46,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:00:46,920 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 01:00:47,020 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:00:47,022 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:00:47,283 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:00:47,328 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:00:47,328 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:00:47,329 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_TASENTRY is neither atomic block end nor a sink node. [2021-11-23 01:00:47,330 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 01:00:47,341 INFO L158 Benchmark]: Toolchain (without parser) took 1268.34ms. Allocated memory is still 121.6MB. Free memory was 92.4MB in the beginning and 69.9MB in the end (delta: 22.5MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2021-11-23 01:00:47,341 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 76.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:00:47,343 INFO L158 Benchmark]: CACSL2BoogieTranslator took 627.19ms. Allocated memory is still 121.6MB. Free memory was 92.2MB in the beginning and 86.5MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:00:47,345 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.56ms. Allocated memory is still 121.6MB. Free memory was 86.5MB in the beginning and 84.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:00:47,346 INFO L158 Benchmark]: Boogie Preprocessor took 53.84ms. Allocated memory is still 121.6MB. Free memory was 84.4MB in the beginning and 83.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:00:47,347 INFO L158 Benchmark]: RCFGBuilder took 507.52ms. Allocated memory is still 121.6MB. Free memory was 82.8MB in the beginning and 69.9MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 01:00:47,356 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 76.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 627.19ms. Allocated memory is still 121.6MB. Free memory was 92.2MB in the beginning and 86.5MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.56ms. Allocated memory is still 121.6MB. Free memory was 86.5MB in the beginning and 84.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.84ms. Allocated memory is still 121.6MB. Free memory was 84.4MB in the beginning and 83.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 507.52ms. Allocated memory is still 121.6MB. Free memory was 82.8MB in the beginning and 69.9MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. 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. [2021-11-23 01:00:47,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/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_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/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_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/05_tas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/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_37811a3a-de1d-44e2-9e09-043daad241e6/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 1ee4025da2c93fbd4be930880192a9e0c94d8979f3d9117e228b55f99542c3b0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:00:49,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:00:49,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:00:50,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:00:50,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:00:50,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:00:50,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:00:50,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:00:50,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:00:50,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:00:50,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:00:50,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:00:50,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:00:50,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:00:50,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:00:50,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:00:50,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:00:50,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:00:50,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:00:50,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:00:50,070 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:00:50,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:00:50,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:00:50,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:00:50,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:00:50,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:00:50,084 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:00:50,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:00:50,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:00:50,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:00:50,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:00:50,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:00:50,092 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:00:50,093 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:00:50,094 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:00:50,095 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:00:50,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:00:50,096 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:00:50,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:00:50,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:00:50,099 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:00:50,100 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:00:50,149 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:00:50,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:00:50,151 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:00:50,152 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:00:50,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:00:50,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:00:50,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:00:50,154 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:00:50,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:00:50,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:00:50,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:00:50,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:00:50,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:00:50,156 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:00:50,156 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:00:50,157 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:00:50,157 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:00:50,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:00:50,157 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:00:50,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:00:50,158 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:00:50,158 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:00:50,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:00:50,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:50,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:00:50,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:00:50,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:00:50,159 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:00:50,160 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:00:50,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:00:50,160 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:00:50,160 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:00:50,161 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_37811a3a-de1d-44e2-9e09-043daad241e6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ee4025da2c93fbd4be930880192a9e0c94d8979f3d9117e228b55f99542c3b0 [2021-11-23 01:00:50,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:00:50,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:00:50,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:00:50,570 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:00:50,573 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:00:50,575 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-ext/05_tas.i [2021-11-23 01:00:50,664 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/data/d2bb8ec8a/bfc355ca204643aba21012c363931668/FLAG684627c65 [2021-11-23 01:00:51,369 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:00:51,370 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/sv-benchmarks/c/pthread-ext/05_tas.i [2021-11-23 01:00:51,389 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/data/d2bb8ec8a/bfc355ca204643aba21012c363931668/FLAG684627c65 [2021-11-23 01:00:51,600 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/data/d2bb8ec8a/bfc355ca204643aba21012c363931668 [2021-11-23 01:00:51,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:00:51,608 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:00:51,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:51,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:00:51,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:00:51,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:51" (1/1) ... [2021-11-23 01:00:51,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d90fd3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:51, skipping insertion in model container [2021-11-23 01:00:51,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:51" (1/1) ... [2021-11-23 01:00:51,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:00:51,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:00:52,039 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_37811a3a-de1d-44e2-9e09-043daad241e6/sv-benchmarks/c/pthread-ext/05_tas.i[30203,30216] [2021-11-23 01:00:52,049 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_37811a3a-de1d-44e2-9e09-043daad241e6/sv-benchmarks/c/pthread-ext/05_tas.i[30300,30313] [2021-11-23 01:00:52,054 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_37811a3a-de1d-44e2-9e09-043daad241e6/sv-benchmarks/c/pthread-ext/05_tas.i[30446,30459] [2021-11-23 01:00:52,061 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:52,077 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:00:52,136 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_37811a3a-de1d-44e2-9e09-043daad241e6/sv-benchmarks/c/pthread-ext/05_tas.i[30203,30216] [2021-11-23 01:00:52,139 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_37811a3a-de1d-44e2-9e09-043daad241e6/sv-benchmarks/c/pthread-ext/05_tas.i[30300,30313] [2021-11-23 01:00:52,141 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_37811a3a-de1d-44e2-9e09-043daad241e6/sv-benchmarks/c/pthread-ext/05_tas.i[30446,30459] [2021-11-23 01:00:52,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:52,194 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:00:52,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:52 WrapperNode [2021-11-23 01:00:52,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:52,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:52,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:00:52,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:00:52,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:52" (1/1) ... [2021-11-23 01:00:52,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:52" (1/1) ... [2021-11-23 01:00:52,244 INFO L137 Inliner]: procedures = 173, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 82 [2021-11-23 01:00:52,244 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:52,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:00:52,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:00:52,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:00:52,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:52" (1/1) ... [2021-11-23 01:00:52,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:52" (1/1) ... [2021-11-23 01:00:52,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:52" (1/1) ... [2021-11-23 01:00:52,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:52" (1/1) ... [2021-11-23 01:00:52,267 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:52" (1/1) ... [2021-11-23 01:00:52,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:52" (1/1) ... [2021-11-23 01:00:52,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:52" (1/1) ... [2021-11-23 01:00:52,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:00:52,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:00:52,285 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:00:52,286 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:00:52,302 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:52" (1/1) ... [2021-11-23 01:00:52,308 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:52,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:00:52,335 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:00:52,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:00:52,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:00:52,399 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-23 01:00:52,401 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-23 01:00:52,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:00:52,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:00:52,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_TAS [2021-11-23 01:00:52,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_TAS [2021-11-23 01:00:52,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:00:52,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:00:52,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:00:52,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 01:00:52,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:00:52,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:00:52,404 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 01:00:52,614 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:00:52,616 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:00:52,860 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:00:52,898 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:00:52,901 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:00:52,902 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_TASENTRY is neither atomic block end nor a sink node. [2021-11-23 01:00:52,903 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 01:00:52,911 INFO L158 Benchmark]: Toolchain (without parser) took 1301.23ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 37.5MB in the beginning and 44.5MB in the end (delta: -7.0MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2021-11-23 01:00:52,913 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:00:52,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 585.51ms. Allocated memory is still 58.7MB. Free memory was 37.2MB in the beginning and 31.6MB in the end (delta: 5.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 01:00:52,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.00ms. Allocated memory is still 58.7MB. Free memory was 31.4MB in the beginning and 29.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:00:52,916 INFO L158 Benchmark]: Boogie Preprocessor took 38.10ms. Allocated memory is still 58.7MB. Free memory was 29.4MB in the beginning and 27.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:00:52,917 INFO L158 Benchmark]: RCFGBuilder took 624.19ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 27.6MB in the beginning and 44.5MB in the end (delta: -16.8MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2021-11-23 01:00:52,926 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 585.51ms. Allocated memory is still 58.7MB. Free memory was 37.2MB in the beginning and 31.6MB in the end (delta: 5.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.00ms. Allocated memory is still 58.7MB. Free memory was 31.4MB in the beginning and 29.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.10ms. Allocated memory is still 58.7MB. Free memory was 29.4MB in the beginning and 27.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 624.19ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 27.6MB in the beginning and 44.5MB in the end (delta: -16.8MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:00:52,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37811a3a-de1d-44e2-9e09-043daad241e6/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?