./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 b5237d83 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_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a --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-b5237d8 [2022-11-21 09:14:53,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 09:14:53,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 09:14:53,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 09:14:53,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 09:14:53,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 09:14:53,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 09:14:53,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 09:14:53,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 09:14:53,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 09:14:53,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 09:14:53,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 09:14:53,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 09:14:53,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 09:14:53,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 09:14:53,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 09:14:53,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 09:14:53,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 09:14:53,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 09:14:53,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 09:14:53,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 09:14:53,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 09:14:53,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 09:14:53,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 09:14:53,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 09:14:53,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 09:14:53,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 09:14:53,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 09:14:53,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 09:14:53,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 09:14:53,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 09:14:53,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 09:14:53,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 09:14:53,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 09:14:53,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 09:14:53,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 09:14:53,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 09:14:53,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 09:14:53,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 09:14:53,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 09:14:53,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 09:14:53,608 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-21 09:14:53,631 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 09:14:53,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 09:14:53,632 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 09:14:53,632 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 09:14:53,633 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 09:14:53,633 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 09:14:53,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 09:14:53,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 09:14:53,635 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 09:14:53,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 09:14:53,635 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 09:14:53,635 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 09:14:53,635 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 09:14:53,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 09:14:53,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 09:14:53,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 09:14:53,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 09:14:53,636 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 09:14:53,637 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 09:14:53,637 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 09:14:53,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 09:14:53,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 09:14:53,638 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 09:14:53,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 09:14:53,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 09:14:53,638 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 09:14:53,638 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 09:14:53,639 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 09:14:53,639 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 09:14:53,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 09:14:53,639 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 09:14:53,639 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 09:14:53,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 09:14:53,640 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_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-11-21 09:14:53,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 09:14:53,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 09:14:53,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 09:14:53,960 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 09:14:53,961 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 09:14:53,962 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-21 09:14:57,015 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 09:14:57,323 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 09:14:57,323 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-21 09:14:57,339 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/data/708f2793d/5b9d1154c4fe4c1f90d92a0d38961718/FLAG4c37e6b3f [2022-11-21 09:14:57,361 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/data/708f2793d/5b9d1154c4fe4c1f90d92a0d38961718 [2022-11-21 09:14:57,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 09:14:57,366 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 09:14:57,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 09:14:57,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 09:14:57,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 09:14:57,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:14:57" (1/1) ... [2022-11-21 09:14:57,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20f1147f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:14:57, skipping insertion in model container [2022-11-21 09:14:57,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:14:57" (1/1) ... [2022-11-21 09:14:57,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 09:14:57,421 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 09:14:57,625 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 09:14:57,766 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_7c2480a9-7102-4916-9b00-fe4b3cae81e4/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-21 09:14:57,774 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 09:14:57,783 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 09:14:57,798 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 09:14:57,822 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_7c2480a9-7102-4916-9b00-fe4b3cae81e4/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-21 09:14:57,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 09:14:57,861 INFO L208 MainTranslator]: Completed translation [2022-11-21 09:14:57,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:14:57 WrapperNode [2022-11-21 09:14:57,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 09:14:57,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 09:14:57,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 09:14:57,863 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 09:14:57,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:14:57" (1/1) ... [2022-11-21 09:14:57,899 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:14:57" (1/1) ... [2022-11-21 09:14:57,932 INFO L138 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-11-21 09:14:57,932 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 09:14:57,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 09:14:57,933 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 09:14:57,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 09:14:57,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:14:57" (1/1) ... [2022-11-21 09:14:57,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:14:57" (1/1) ... [2022-11-21 09:14:57,959 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:14:57" (1/1) ... [2022-11-21 09:14:57,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:14:57" (1/1) ... [2022-11-21 09:14:57,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:14:57" (1/1) ... [2022-11-21 09:14:57,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:14:57" (1/1) ... [2022-11-21 09:14:57,977 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:14:57" (1/1) ... [2022-11-21 09:14:57,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:14:57" (1/1) ... [2022-11-21 09:14:57,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 09:14:57,990 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 09:14:57,991 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 09:14:57,991 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 09:14:57,992 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:14:57" (1/1) ... [2022-11-21 09:14:58,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 09:14:58,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:14:58,028 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 09:14:58,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 09:14:58,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 09:14:58,080 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-21 09:14:58,080 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-21 09:14:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 09:14:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 09:14:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 09:14:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 09:14:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 09:14:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 09:14:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 09:14:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 09:14:58,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 09:14:58,087 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 09:14:58,295 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 09:14:58,297 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 09:14:58,501 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 09:14:58,573 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 09:14:58,573 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 09:14:58,574 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-11-21 09:14:58,575 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java: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) [2022-11-21 09:14:58,579 INFO L158 Benchmark]: Toolchain (without parser) took 1212.47ms. Allocated memory is still 199.2MB. Free memory was 167.8MB in the beginning and 127.0MB in the end (delta: 40.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-11-21 09:14:58,579 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 136.3MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 09:14:58,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 492.11ms. Allocated memory is still 199.2MB. Free memory was 167.8MB in the beginning and 148.0MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 09:14:58,581 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.61ms. Allocated memory is still 199.2MB. Free memory was 148.0MB in the beginning and 145.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 09:14:58,581 INFO L158 Benchmark]: Boogie Preprocessor took 56.39ms. Allocated memory is still 199.2MB. Free memory was 145.9MB in the beginning and 144.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 09:14:58,582 INFO L158 Benchmark]: RCFGBuilder took 586.96ms. Allocated memory is still 199.2MB. Free memory was 144.7MB in the beginning and 127.0MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 09:14:58,584 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 136.3MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 492.11ms. Allocated memory is still 199.2MB. Free memory was 167.8MB in the beginning and 148.0MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.61ms. Allocated memory is still 199.2MB. Free memory was 148.0MB in the beginning and 145.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.39ms. Allocated memory is still 199.2MB. Free memory was 145.9MB in the beginning and 144.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 586.96ms. Allocated memory is still 199.2MB. Free memory was 144.7MB in the beginning and 127.0MB in the end (delta: 17.7MB). 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. [2022-11-21 09:14:58,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/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_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a --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-b5237d8 [2022-11-21 09:15:01,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 09:15:01,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 09:15:01,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 09:15:01,160 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 09:15:01,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 09:15:01,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 09:15:01,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 09:15:01,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 09:15:01,179 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 09:15:01,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 09:15:01,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 09:15:01,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 09:15:01,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 09:15:01,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 09:15:01,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 09:15:01,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 09:15:01,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 09:15:01,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 09:15:01,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 09:15:01,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 09:15:01,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 09:15:01,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 09:15:01,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 09:15:01,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 09:15:01,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 09:15:01,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 09:15:01,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 09:15:01,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 09:15:01,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 09:15:01,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 09:15:01,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 09:15:01,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 09:15:01,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 09:15:01,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 09:15:01,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 09:15:01,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 09:15:01,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 09:15:01,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 09:15:01,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 09:15:01,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 09:15:01,256 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-21 09:15:01,298 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 09:15:01,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 09:15:01,300 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 09:15:01,301 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 09:15:01,302 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 09:15:01,302 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 09:15:01,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 09:15:01,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 09:15:01,304 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 09:15:01,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 09:15:01,305 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 09:15:01,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 09:15:01,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 09:15:01,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 09:15:01,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 09:15:01,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 09:15:01,307 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 09:15:01,307 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 09:15:01,308 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 09:15:01,308 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 09:15:01,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 09:15:01,308 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 09:15:01,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 09:15:01,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 09:15:01,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 09:15:01,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 09:15:01,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 09:15:01,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 09:15:01,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 09:15:01,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 09:15:01,311 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 09:15:01,311 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 09:15:01,312 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 09:15:01,312 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 09:15:01,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 09:15:01,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 09:15:01,313 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_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-11-21 09:15:01,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 09:15:01,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 09:15:01,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 09:15:01,745 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 09:15:01,745 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 09:15:01,747 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-21 09:15:04,871 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 09:15:05,190 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 09:15:05,190 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-21 09:15:05,203 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/data/d73c24aaf/93dc3b266bca4dbca4a0f2a7c763ee9e/FLAG559d3a0ba [2022-11-21 09:15:05,228 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/data/d73c24aaf/93dc3b266bca4dbca4a0f2a7c763ee9e [2022-11-21 09:15:05,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 09:15:05,233 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 09:15:05,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 09:15:05,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 09:15:05,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 09:15:05,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:15:05" (1/1) ... [2022-11-21 09:15:05,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac11b67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:15:05, skipping insertion in model container [2022-11-21 09:15:05,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:15:05" (1/1) ... [2022-11-21 09:15:05,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 09:15:05,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 09:15:05,487 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 09:15:05,714 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_7c2480a9-7102-4916-9b00-fe4b3cae81e4/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-21 09:15:05,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 09:15:05,741 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 09:15:05,771 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 09:15:05,818 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_7c2480a9-7102-4916-9b00-fe4b3cae81e4/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-21 09:15:05,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 09:15:05,868 INFO L208 MainTranslator]: Completed translation [2022-11-21 09:15:05,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:15:05 WrapperNode [2022-11-21 09:15:05,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 09:15:05,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 09:15:05,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 09:15:05,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 09:15:05,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:15:05" (1/1) ... [2022-11-21 09:15:05,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:15:05" (1/1) ... [2022-11-21 09:15:05,944 INFO L138 Inliner]: procedures = 175, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2022-11-21 09:15:05,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 09:15:05,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 09:15:05,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 09:15:05,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 09:15:05,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:15:05" (1/1) ... [2022-11-21 09:15:05,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:15:05" (1/1) ... [2022-11-21 09:15:05,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:15:05" (1/1) ... [2022-11-21 09:15:05,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:15:05" (1/1) ... [2022-11-21 09:15:05,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:15:05" (1/1) ... [2022-11-21 09:15:05,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:15:05" (1/1) ... [2022-11-21 09:15:05,982 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:15:05" (1/1) ... [2022-11-21 09:15:06,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:15:05" (1/1) ... [2022-11-21 09:15:06,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 09:15:06,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 09:15:06,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 09:15:06,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 09:15:06,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:15:05" (1/1) ... [2022-11-21 09:15:06,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 09:15:06,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:15:06,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 09:15:06,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 09:15:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 09:15:06,110 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-21 09:15:06,111 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-21 09:15:06,111 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 09:15:06,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 09:15:06,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 09:15:06,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 09:15:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 09:15:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 09:15:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-21 09:15:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 09:15:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 09:15:06,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 09:15:06,114 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 09:15:06,305 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 09:15:06,308 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 09:15:06,555 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 09:15:06,656 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 09:15:06,657 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 09:15:06,658 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-11-21 09:15:06,659 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) [2022-11-21 09:15:06,664 INFO L158 Benchmark]: Toolchain (without parser) took 1430.34ms. Allocated memory is still 75.5MB. Free memory was 52.6MB in the beginning and 49.2MB in the end (delta: 3.4MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2022-11-21 09:15:06,667 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 56.6MB. Free memory was 35.0MB in the beginning and 34.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 09:15:06,667 INFO L158 Benchmark]: CACSL2BoogieTranslator took 635.40ms. Allocated memory is still 75.5MB. Free memory was 52.4MB in the beginning and 49.5MB in the end (delta: 2.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2022-11-21 09:15:06,668 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.30ms. Allocated memory is still 75.5MB. Free memory was 49.5MB in the beginning and 47.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 09:15:06,669 INFO L158 Benchmark]: Boogie Preprocessor took 56.94ms. Allocated memory is still 75.5MB. Free memory was 47.4MB in the beginning and 45.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 09:15:06,670 INFO L158 Benchmark]: RCFGBuilder took 658.32ms. Allocated memory is still 75.5MB. Free memory was 45.6MB in the beginning and 49.2MB in the end (delta: -3.6MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2022-11-21 09:15:06,675 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 56.6MB. Free memory was 35.0MB in the beginning and 34.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 635.40ms. Allocated memory is still 75.5MB. Free memory was 52.4MB in the beginning and 49.5MB in the end (delta: 2.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.30ms. Allocated memory is still 75.5MB. Free memory was 49.5MB in the beginning and 47.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.94ms. Allocated memory is still 75.5MB. Free memory was 47.4MB in the beginning and 45.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 658.32ms. Allocated memory is still 75.5MB. Free memory was 45.6MB in the beginning and 49.2MB in the end (delta: -3.6MB). Peak memory consumption was 15.7MB. 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. [2022-11-21 09:15:06,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2480a9-7102-4916-9b00-fe4b3cae81e4/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?