./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/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_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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 09:27:21,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 09:27:21,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 09:27:21,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 09:27:21,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 09:27:21,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 09:27:21,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 09:27:21,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 09:27:21,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 09:27:21,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 09:27:21,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 09:27:21,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 09:27:21,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 09:27:21,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 09:27:21,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 09:27:21,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 09:27:21,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 09:27:21,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 09:27:21,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 09:27:21,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 09:27:21,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 09:27:21,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 09:27:21,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 09:27:21,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 09:27:21,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 09:27:21,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 09:27:21,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 09:27:21,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 09:27:21,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 09:27:21,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 09:27:21,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 09:27:21,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 09:27:21,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 09:27:21,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 09:27:21,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 09:27:21,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 09:27:21,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 09:27:21,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 09:27:21,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 09:27:21,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 09:27:21,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 09:27:21,248 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-20 09:27:21,279 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 09:27:21,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 09:27:21,280 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 09:27:21,280 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 09:27:21,281 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 09:27:21,281 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 09:27:21,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 09:27:21,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 09:27:21,282 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 09:27:21,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 09:27:21,283 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 09:27:21,284 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 09:27:21,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 09:27:21,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 09:27:21,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 09:27:21,284 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 09:27:21,284 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 09:27:21,285 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 09:27:21,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 09:27:21,285 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 09:27:21,285 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 09:27:21,285 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 09:27:21,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 09:27:21,286 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 09:27:21,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 09:27:21,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:27:21,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 09:27:21,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 09:27:21,287 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 09:27:21,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 09:27:21,287 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_b6479145-b2ee-4154-8f89-235553882c5a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-11-20 09:27:21,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 09:27:21,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 09:27:21,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 09:27:21,608 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 09:27:21,608 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 09:27:21,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-20 09:27:24,722 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 09:27:25,109 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 09:27:25,112 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-20 09:27:25,130 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/data/12b528d5c/62a560d1bc9040b5a117aeccdb03db0c/FLAG0eaf30a4b [2022-11-20 09:27:25,146 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/data/12b528d5c/62a560d1bc9040b5a117aeccdb03db0c [2022-11-20 09:27:25,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 09:27:25,152 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 09:27:25,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 09:27:25,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 09:27:25,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 09:27:25,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:27:25" (1/1) ... [2022-11-20 09:27:25,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d38d51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:25, skipping insertion in model container [2022-11-20 09:27:25,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:27:25" (1/1) ... [2022-11-20 09:27:25,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 09:27:25,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 09:27:25,421 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 09:27:25,550 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_b6479145-b2ee-4154-8f89-235553882c5a/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-20 09:27:25,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:27:25,567 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 09:27:25,582 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 09:27:25,605 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_b6479145-b2ee-4154-8f89-235553882c5a/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-20 09:27:25,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:27:25,639 INFO L208 MainTranslator]: Completed translation [2022-11-20 09:27:25,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:25 WrapperNode [2022-11-20 09:27:25,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 09:27:25,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 09:27:25,641 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 09:27:25,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 09:27:25,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:25" (1/1) ... [2022-11-20 09:27:25,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:25" (1/1) ... [2022-11-20 09:27:25,690 INFO L138 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-11-20 09:27:25,692 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 09:27:25,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 09:27:25,693 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 09:27:25,693 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 09:27:25,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:25" (1/1) ... [2022-11-20 09:27:25,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:25" (1/1) ... [2022-11-20 09:27:25,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:25" (1/1) ... [2022-11-20 09:27:25,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:25" (1/1) ... [2022-11-20 09:27:25,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:25" (1/1) ... [2022-11-20 09:27:25,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:25" (1/1) ... [2022-11-20 09:27:25,737 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:25" (1/1) ... [2022-11-20 09:27:25,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:25" (1/1) ... [2022-11-20 09:27:25,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 09:27:25,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 09:27:25,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 09:27:25,754 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 09:27:25,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:25" (1/1) ... [2022-11-20 09:27:25,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:27:25,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:27:25,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 09:27:25,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 09:27:25,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 09:27:25,844 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-20 09:27:25,844 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-20 09:27:25,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 09:27:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 09:27:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 09:27:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 09:27:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 09:27:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 09:27:25,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 09:27:25,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 09:27:25,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 09:27:25,848 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 09:27:25,985 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 09:27:25,987 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 09:27:26,194 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 09:27:26,446 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 09:27:26,446 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 09:27:26,459 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-11-20 09:27:26,460 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 09:27:26,464 INFO L158 Benchmark]: Toolchain (without parser) took 1310.65ms. Allocated memory is still 174.1MB. Free memory was 130.3MB in the beginning and 133.4MB in the end (delta: -3.1MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2022-11-20 09:27:26,464 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory is still 65.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 09:27:26,465 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.94ms. Allocated memory is still 174.1MB. Free memory was 130.3MB in the beginning and 110.6MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 09:27:26,465 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.02ms. Allocated memory is still 174.1MB. Free memory was 110.6MB in the beginning and 108.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 09:27:26,466 INFO L158 Benchmark]: Boogie Preprocessor took 59.83ms. Allocated memory is still 174.1MB. Free memory was 108.9MB in the beginning and 107.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 09:27:26,467 INFO L158 Benchmark]: RCFGBuilder took 708.94ms. Allocated memory is still 174.1MB. Free memory was 107.2MB in the beginning and 133.4MB in the end (delta: -26.2MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2022-11-20 09:27:26,469 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory is still 65.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.94ms. Allocated memory is still 174.1MB. Free memory was 130.3MB in the beginning and 110.6MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.02ms. Allocated memory is still 174.1MB. Free memory was 110.6MB in the beginning and 108.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.83ms. Allocated memory is still 174.1MB. Free memory was 108.9MB in the beginning and 107.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 708.94ms. Allocated memory is still 174.1MB. Free memory was 107.2MB in the beginning and 133.4MB in the end (delta: -26.2MB). Peak memory consumption was 20.4MB. 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 09:27:26,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/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_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/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_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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 09:27:29,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 09:27:29,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 09:27:29,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 09:27:29,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 09:27:29,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 09:27:29,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 09:27:29,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 09:27:29,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 09:27:29,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 09:27:29,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 09:27:29,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 09:27:29,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 09:27:29,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 09:27:29,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 09:27:29,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 09:27:29,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 09:27:29,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 09:27:29,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 09:27:29,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 09:27:29,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 09:27:29,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 09:27:29,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 09:27:29,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 09:27:29,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 09:27:29,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 09:27:29,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 09:27:29,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 09:27:29,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 09:27:29,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 09:27:29,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 09:27:29,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 09:27:29,179 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 09:27:29,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 09:27:29,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 09:27:29,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 09:27:29,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 09:27:29,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 09:27:29,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 09:27:29,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 09:27:29,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 09:27:29,190 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-20 09:27:29,231 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 09:27:29,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 09:27:29,233 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 09:27:29,233 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 09:27:29,234 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 09:27:29,234 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 09:27:29,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 09:27:29,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 09:27:29,235 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 09:27:29,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 09:27:29,237 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 09:27:29,237 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 09:27:29,237 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 09:27:29,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 09:27:29,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 09:27:29,238 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 09:27:29,238 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 09:27:29,238 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 09:27:29,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 09:27:29,239 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 09:27:29,239 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 09:27:29,239 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 09:27:29,239 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 09:27:29,239 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 09:27:29,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 09:27:29,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 09:27:29,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 09:27:29,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:27:29,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 09:27:29,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 09:27:29,241 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 09:27:29,241 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 09:27:29,242 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 09:27:29,242 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_b6479145-b2ee-4154-8f89-235553882c5a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-11-20 09:27:29,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 09:27:29,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 09:27:29,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 09:27:29,703 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 09:27:29,704 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 09:27:29,706 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-20 09:27:32,759 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 09:27:33,092 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 09:27:33,095 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-20 09:27:33,111 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/data/9dbcccfdf/5240d93d0af846b89b45967bca2cb6a4/FLAG741c8da20 [2022-11-20 09:27:33,126 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/data/9dbcccfdf/5240d93d0af846b89b45967bca2cb6a4 [2022-11-20 09:27:33,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 09:27:33,131 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 09:27:33,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 09:27:33,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 09:27:33,139 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 09:27:33,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:27:33" (1/1) ... [2022-11-20 09:27:33,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47eeca6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:33, skipping insertion in model container [2022-11-20 09:27:33,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:27:33" (1/1) ... [2022-11-20 09:27:33,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 09:27:33,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 09:27:33,467 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 09:27:33,718 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_b6479145-b2ee-4154-8f89-235553882c5a/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-20 09:27:33,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:27:33,746 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 09:27:33,776 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 09:27:33,833 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_b6479145-b2ee-4154-8f89-235553882c5a/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-20 09:27:33,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:27:33,908 INFO L208 MainTranslator]: Completed translation [2022-11-20 09:27:33,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:33 WrapperNode [2022-11-20 09:27:33,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 09:27:33,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 09:27:33,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 09:27:33,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 09:27:33,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:33" (1/1) ... [2022-11-20 09:27:33,950 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:33" (1/1) ... [2022-11-20 09:27:33,986 INFO L138 Inliner]: procedures = 175, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2022-11-20 09:27:33,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 09:27:33,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 09:27:33,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 09:27:33,989 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 09:27:33,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:33" (1/1) ... [2022-11-20 09:27:34,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:33" (1/1) ... [2022-11-20 09:27:34,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:33" (1/1) ... [2022-11-20 09:27:34,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:33" (1/1) ... [2022-11-20 09:27:34,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:33" (1/1) ... [2022-11-20 09:27:34,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:33" (1/1) ... [2022-11-20 09:27:34,042 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:33" (1/1) ... [2022-11-20 09:27:34,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:33" (1/1) ... [2022-11-20 09:27:34,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 09:27:34,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 09:27:34,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 09:27:34,048 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 09:27:34,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:33" (1/1) ... [2022-11-20 09:27:34,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:27:34,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:27:34,100 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 09:27:34,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 09:27:34,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 09:27:34,160 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-20 09:27:34,161 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-20 09:27:34,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 09:27:34,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 09:27:34,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 09:27:34,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 09:27:34,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 09:27:34,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 09:27:34,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 09:27:34,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 09:27:34,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 09:27:34,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 09:27:34,168 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 09:27:34,409 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 09:27:34,421 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 09:27:34,725 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 09:27:34,910 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 09:27:34,918 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 09:27:34,919 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-11-20 09:27:34,920 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 09:27:34,924 INFO L158 Benchmark]: Toolchain (without parser) took 1792.52ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 47.1MB in the beginning and 48.1MB in the end (delta: -1.0MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2022-11-20 09:27:34,925 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 69.2MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 09:27:34,925 INFO L158 Benchmark]: CACSL2BoogieTranslator took 777.08ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 46.9MB in the beginning and 61.8MB in the end (delta: -14.9MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2022-11-20 09:27:34,926 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.76ms. Allocated memory is still 88.1MB. Free memory was 61.8MB in the beginning and 59.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 09:27:34,927 INFO L158 Benchmark]: Boogie Preprocessor took 58.91ms. Allocated memory is still 88.1MB. Free memory was 59.4MB in the beginning and 58.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 09:27:34,928 INFO L158 Benchmark]: RCFGBuilder took 875.14ms. Allocated memory is still 88.1MB. Free memory was 57.7MB in the beginning and 48.1MB in the end (delta: 9.5MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2022-11-20 09:27:34,930 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 69.2MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 777.08ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 46.9MB in the beginning and 61.8MB in the end (delta: -14.9MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.76ms. Allocated memory is still 88.1MB. Free memory was 61.8MB in the beginning and 59.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.91ms. Allocated memory is still 88.1MB. Free memory was 59.4MB in the beginning and 58.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 875.14ms. Allocated memory is still 88.1MB. Free memory was 57.7MB in the beginning and 48.1MB in the end (delta: 9.5MB). Peak memory consumption was 18.4MB. 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 09:27:34,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6479145-b2ee-4154-8f89-235553882c5a/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?