./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 12:17:22,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:17:22,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:17:22,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:17:22,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:17:22,135 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:17:22,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:17:22,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:17:22,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:17:22,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:17:22,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:17:22,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:17:22,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:17:22,160 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:17:22,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:17:22,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:17:22,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:17:22,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:17:22,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:17:22,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:17:22,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:17:22,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:17:22,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:17:22,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:17:22,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:17:22,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:17:22,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:17:22,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:17:22,205 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:17:22,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:17:22,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:17:22,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:17:22,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:17:22,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:17:22,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:17:22,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:17:22,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:17:22,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:17:22,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:17:22,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:17:22,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:17:22,221 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-20 12:17:22,269 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:17:22,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:17:22,270 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:17:22,271 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:17:22,272 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 12:17:22,272 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 12:17:22,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:17:22,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:17:22,274 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:17:22,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:17:22,275 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 12:17:22,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 12:17:22,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 12:17:22,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:17:22,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 12:17:22,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 12:17:22,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 12:17:22,277 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 12:17:22,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:17:22,278 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:17:22,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 12:17:22,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:17:22,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:17:22,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 12:17:22,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:17:22,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:17:22,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 12:17:22,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 12:17:22,281 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 12:17:22,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 12:17:22,282 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 12:17:22,282 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 12:17:22,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 12:17:22,283 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_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-11-20 12:17:22,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:17:22,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:17:22,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:17:22,683 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:17:22,685 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:17:22,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-20 12:17:26,347 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:17:26,779 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:17:26,779 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-20 12:17:26,796 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/data/bf24a749a/1402965ca5264c0eaa8869be108fe12d/FLAG6c56b164b [2022-11-20 12:17:26,823 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/data/bf24a749a/1402965ca5264c0eaa8869be108fe12d [2022-11-20 12:17:26,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:17:26,828 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:17:26,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:17:26,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:17:26,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:17:26,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:17:26" (1/1) ... [2022-11-20 12:17:26,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36972af8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:26, skipping insertion in model container [2022-11-20 12:17:26,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:17:26" (1/1) ... [2022-11-20 12:17:26,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:17:26,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:17:27,186 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 12:17:27,358 WARN L237 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_f756b929-5f62-4850-bff7-d009ae524dd9/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-20 12:17:27,368 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:17:27,385 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:17:27,421 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 12:17:27,465 WARN L237 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_f756b929-5f62-4850-bff7-d009ae524dd9/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-20 12:17:27,471 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:17:27,529 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:17:27,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:27 WrapperNode [2022-11-20 12:17:27,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:17:27,532 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:17:27,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:17:27,533 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:17:27,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:27" (1/1) ... [2022-11-20 12:17:27,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:27" (1/1) ... [2022-11-20 12:17:27,617 INFO L138 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-11-20 12:17:27,618 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:17:27,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:17:27,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:17:27,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:17:27,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:27" (1/1) ... [2022-11-20 12:17:27,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:27" (1/1) ... [2022-11-20 12:17:27,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:27" (1/1) ... [2022-11-20 12:17:27,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:27" (1/1) ... [2022-11-20 12:17:27,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:27" (1/1) ... [2022-11-20 12:17:27,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:27" (1/1) ... [2022-11-20 12:17:27,674 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:27" (1/1) ... [2022-11-20 12:17:27,682 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:27" (1/1) ... [2022-11-20 12:17:27,685 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:17:27,692 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:17:27,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:17:27,692 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:17:27,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:27" (1/1) ... [2022-11-20 12:17:27,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:17:27,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:17:27,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 12:17:27,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 12:17:27,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 12:17:27,796 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-20 12:17:27,796 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-20 12:17:27,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 12:17:27,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 12:17:27,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 12:17:27,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 12:17:27,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 12:17:27,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 12:17:27,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 12:17:27,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:17:27,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:17:27,804 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 12:17:28,002 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:17:28,011 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:17:28,267 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:17:28,374 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:17:28,374 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 12:17:28,375 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-11-20 12:17:28,376 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:303) 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) [2022-11-20 12:17:28,381 INFO L158 Benchmark]: Toolchain (without parser) took 1551.76ms. Allocated memory is still 172.0MB. Free memory was 139.9MB in the beginning and 99.0MB in the end (delta: 40.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-11-20 12:17:28,381 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory was 84.4MB in the beginning and 84.4MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:17:28,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 701.40ms. Allocated memory is still 172.0MB. Free memory was 139.9MB in the beginning and 121.1MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 12:17:28,383 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.09ms. Allocated memory is still 172.0MB. Free memory was 121.1MB in the beginning and 118.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 12:17:28,384 INFO L158 Benchmark]: Boogie Preprocessor took 71.99ms. Allocated memory is still 172.0MB. Free memory was 118.9MB in the beginning and 116.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 12:17:28,384 INFO L158 Benchmark]: RCFGBuilder took 686.85ms. Allocated memory is still 172.0MB. Free memory was 116.8MB in the beginning and 99.0MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 12:17:28,388 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 121.6MB. Free memory was 84.4MB in the beginning and 84.4MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 701.40ms. Allocated memory is still 172.0MB. Free memory was 139.9MB in the beginning and 121.1MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.09ms. Allocated memory is still 172.0MB. Free memory was 121.1MB in the beginning and 118.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.99ms. Allocated memory is still 172.0MB. Free memory was 118.9MB in the beginning and 116.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 686.85ms. Allocated memory is still 172.0MB. Free memory was 116.8MB in the beginning and 99.0MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 12:17:28,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 12:17:31,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:17:31,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:17:31,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:17:31,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:17:31,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:17:31,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:17:31,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:17:31,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:17:31,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:17:31,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:17:31,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:17:31,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:17:31,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:17:31,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:17:31,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:17:31,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:17:31,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:17:31,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:17:31,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:17:31,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:17:31,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:17:31,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:17:31,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:17:31,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:17:31,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:17:31,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:17:31,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:17:31,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:17:31,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:17:31,660 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:17:31,661 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:17:31,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:17:31,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:17:31,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:17:31,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:17:31,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:17:31,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:17:31,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:17:31,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:17:31,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:17:31,674 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-20 12:17:31,715 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:17:31,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:17:31,717 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:17:31,717 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:17:31,718 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 12:17:31,719 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 12:17:31,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:17:31,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:17:31,720 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:17:31,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:17:31,722 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 12:17:31,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 12:17:31,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:17:31,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 12:17:31,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 12:17:31,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 12:17:31,724 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 12:17:31,724 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 12:17:31,724 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 12:17:31,725 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 12:17:31,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:17:31,725 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:17:31,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 12:17:31,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:17:31,726 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:17:31,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 12:17:31,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:17:31,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:17:31,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 12:17:31,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 12:17:31,728 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 12:17:31,728 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 12:17:31,729 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 12:17:31,729 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 12:17:31,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 12:17:31,730 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 12:17:31,730 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_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-11-20 12:17:32,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:17:32,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:17:32,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:17:32,264 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:17:32,264 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:17:32,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-20 12:17:35,963 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:17:36,317 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:17:36,323 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-20 12:17:36,352 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/data/ea373f02f/e6a714def1784bd08c934ef041e6d6a9/FLAGd8957b234 [2022-11-20 12:17:36,369 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/data/ea373f02f/e6a714def1784bd08c934ef041e6d6a9 [2022-11-20 12:17:36,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:17:36,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:17:36,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:17:36,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:17:36,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:17:36,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:17:36" (1/1) ... [2022-11-20 12:17:36,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8b2103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:36, skipping insertion in model container [2022-11-20 12:17:36,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:17:36" (1/1) ... [2022-11-20 12:17:36,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:17:36,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:17:36,641 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 12:17:36,913 WARN L237 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_f756b929-5f62-4850-bff7-d009ae524dd9/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-20 12:17:36,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:17:36,948 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:17:36,986 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 12:17:37,029 WARN L237 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_f756b929-5f62-4850-bff7-d009ae524dd9/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-20 12:17:37,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:17:37,105 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:17:37,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:37 WrapperNode [2022-11-20 12:17:37,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:17:37,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:17:37,107 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:17:37,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:17:37,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:37" (1/1) ... [2022-11-20 12:17:37,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:37" (1/1) ... [2022-11-20 12:17:37,181 INFO L138 Inliner]: procedures = 175, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2022-11-20 12:17:37,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:17:37,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:17:37,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:17:37,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:17:37,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:37" (1/1) ... [2022-11-20 12:17:37,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:37" (1/1) ... [2022-11-20 12:17:37,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:37" (1/1) ... [2022-11-20 12:17:37,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:37" (1/1) ... [2022-11-20 12:17:37,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:37" (1/1) ... [2022-11-20 12:17:37,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:37" (1/1) ... [2022-11-20 12:17:37,234 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:37" (1/1) ... [2022-11-20 12:17:37,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:37" (1/1) ... [2022-11-20 12:17:37,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:17:37,241 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:17:37,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:17:37,241 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:17:37,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:17:37" (1/1) ... [2022-11-20 12:17:37,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:17:37,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:17:37,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 12:17:37,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 12:17:37,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 12:17:37,347 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-20 12:17:37,347 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-20 12:17:37,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 12:17:37,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 12:17:37,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 12:17:37,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 12:17:37,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 12:17:37,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 12:17:37,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 12:17:37,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 12:17:37,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:17:37,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:17:37,351 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 12:17:37,518 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:17:37,520 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:17:37,858 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:17:37,934 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:17:37,935 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 12:17:37,936 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-11-20 12:17:37,937 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:303) 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) [2022-11-20 12:17:37,942 INFO L158 Benchmark]: Toolchain (without parser) took 1567.43ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 45.5MB in the beginning and 39.5MB in the end (delta: 6.0MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2022-11-20 12:17:37,942 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 71.3MB. Free memory is still 49.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:17:37,943 INFO L158 Benchmark]: CACSL2BoogieTranslator took 731.37ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 45.3MB in the beginning and 61.8MB in the end (delta: -16.5MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2022-11-20 12:17:37,944 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.63ms. Allocated memory is still 88.1MB. Free memory was 61.8MB in the beginning and 59.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 12:17:37,945 INFO L158 Benchmark]: Boogie Preprocessor took 57.72ms. Allocated memory is still 88.1MB. Free memory was 59.7MB in the beginning and 58.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 12:17:37,946 INFO L158 Benchmark]: RCFGBuilder took 698.77ms. Allocated memory is still 88.1MB. Free memory was 58.0MB in the beginning and 39.5MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 12:17:37,949 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 71.3MB. Free memory is still 49.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 731.37ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 45.3MB in the beginning and 61.8MB in the end (delta: -16.5MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.63ms. Allocated memory is still 88.1MB. Free memory was 61.8MB in the beginning and 59.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.72ms. Allocated memory is still 88.1MB. Free memory was 59.7MB in the beginning and 58.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 698.77ms. Allocated memory is still 88.1MB. Free memory was 58.0MB in the beginning and 39.5MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 12:17:37,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f756b929-5f62-4850-bff7-d009ae524dd9/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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?