./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 e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8 --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-e04fb08 [2022-11-16 10:56:26,260 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 10:56:26,263 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 10:56:26,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 10:56:26,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 10:56:26,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 10:56:26,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 10:56:26,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 10:56:26,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 10:56:26,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 10:56:26,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 10:56:26,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 10:56:26,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 10:56:26,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 10:56:26,333 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 10:56:26,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 10:56:26,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 10:56:26,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 10:56:26,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 10:56:26,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 10:56:26,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 10:56:26,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 10:56:26,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 10:56:26,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 10:56:26,348 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 10:56:26,348 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 10:56:26,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 10:56:26,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 10:56:26,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 10:56:26,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 10:56:26,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 10:56:26,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 10:56:26,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 10:56:26,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 10:56:26,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 10:56:26,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 10:56:26,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 10:56:26,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 10:56:26,355 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 10:56:26,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 10:56:26,357 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 10:56:26,358 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-16 10:56:26,384 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 10:56:26,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 10:56:26,384 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 10:56:26,385 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 10:56:26,385 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 10:56:26,385 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 10:56:26,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 10:56:26,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 10:56:26,387 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 10:56:26,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 10:56:26,387 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 10:56:26,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 10:56:26,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 10:56:26,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 10:56:26,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 10:56:26,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 10:56:26,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 10:56:26,389 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 10:56:26,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 10:56:26,389 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 10:56:26,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 10:56:26,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 10:56:26,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 10:56:26,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 10:56:26,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:56:26,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 10:56:26,390 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 10:56:26,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 10:56:26,391 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 10:56:26,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 10:56:26,391 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 10:56:26,391 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 10:56:26,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 10:56:26,392 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_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-11-16 10:56:26,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 10:56:26,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 10:56:26,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 10:56:26,649 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 10:56:26,650 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 10:56:26,652 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-16 10:56:26,725 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/data/d90446f7e/c4fb2834549d4904b2d5cb24dd20c083/FLAG803ff92ad [2022-11-16 10:56:27,324 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 10:56:27,329 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-16 10:56:27,345 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/data/d90446f7e/c4fb2834549d4904b2d5cb24dd20c083/FLAG803ff92ad [2022-11-16 10:56:27,589 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/data/d90446f7e/c4fb2834549d4904b2d5cb24dd20c083 [2022-11-16 10:56:27,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 10:56:27,593 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 10:56:27,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 10:56:27,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 10:56:27,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 10:56:27,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:56:27" (1/1) ... [2022-11-16 10:56:27,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@123b9a76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:27, skipping insertion in model container [2022-11-16 10:56:27,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:56:27" (1/1) ... [2022-11-16 10:56:27,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 10:56:27,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 10:56:27,952 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 10:56:28,165 WARN L229 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_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-16 10:56:28,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:56:28,184 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 10:56:28,208 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 10:56:28,244 WARN L229 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_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-16 10:56:28,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:56:28,291 INFO L208 MainTranslator]: Completed translation [2022-11-16 10:56:28,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:28 WrapperNode [2022-11-16 10:56:28,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 10:56:28,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 10:56:28,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 10:56:28,293 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 10:56:28,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:28" (1/1) ... [2022-11-16 10:56:28,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:28" (1/1) ... [2022-11-16 10:56:28,364 INFO L138 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-11-16 10:56:28,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 10:56:28,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 10:56:28,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 10:56:28,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 10:56:28,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:28" (1/1) ... [2022-11-16 10:56:28,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:28" (1/1) ... [2022-11-16 10:56:28,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:28" (1/1) ... [2022-11-16 10:56:28,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:28" (1/1) ... [2022-11-16 10:56:28,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:28" (1/1) ... [2022-11-16 10:56:28,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:28" (1/1) ... [2022-11-16 10:56:28,407 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:28" (1/1) ... [2022-11-16 10:56:28,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:28" (1/1) ... [2022-11-16 10:56:28,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 10:56:28,410 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 10:56:28,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 10:56:28,411 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 10:56:28,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:28" (1/1) ... [2022-11-16 10:56:28,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:56:28,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:56:28,445 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 10:56:28,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 10:56:28,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 10:56:28,487 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-16 10:56:28,487 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-16 10:56:28,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 10:56:28,489 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-16 10:56:28,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 10:56:28,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 10:56:28,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 10:56:28,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 10:56:28,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-16 10:56:28,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 10:56:28,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 10:56:28,492 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 10:56:28,688 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 10:56:28,690 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 10:56:28,864 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 10:56:28,993 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 10:56:28,994 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-16 10:56:28,994 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-11-16 10:56:28,995 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) [2022-11-16 10:56:28,999 INFO L158 Benchmark]: Toolchain (without parser) took 1405.74ms. Allocated memory is still 104.9MB. Free memory was 59.6MB in the beginning and 47.5MB in the end (delta: 12.2MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2022-11-16 10:56:29,000 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 104.9MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 10:56:29,001 INFO L158 Benchmark]: CACSL2BoogieTranslator took 696.18ms. Allocated memory is still 104.9MB. Free memory was 59.5MB in the beginning and 68.4MB in the end (delta: -8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 10:56:29,001 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.59ms. Allocated memory is still 104.9MB. Free memory was 68.1MB in the beginning and 66.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 10:56:29,002 INFO L158 Benchmark]: Boogie Preprocessor took 44.58ms. Allocated memory is still 104.9MB. Free memory was 66.3MB in the beginning and 64.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 10:56:29,003 INFO L158 Benchmark]: RCFGBuilder took 587.67ms. Allocated memory is still 104.9MB. Free memory was 64.8MB in the beginning and 47.5MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-16 10:56:29,006 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 104.9MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 696.18ms. Allocated memory is still 104.9MB. Free memory was 59.5MB in the beginning and 68.4MB in the end (delta: -8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.59ms. Allocated memory is still 104.9MB. Free memory was 68.1MB in the beginning and 66.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.58ms. Allocated memory is still 104.9MB. Free memory was 66.3MB in the beginning and 64.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 587.67ms. Allocated memory is still 104.9MB. Free memory was 64.8MB in the beginning and 47.5MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. 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. [2022-11-16 10:56:29,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8 --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-e04fb08 [2022-11-16 10:56:31,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 10:56:31,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 10:56:31,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 10:56:31,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 10:56:31,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 10:56:31,320 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 10:56:31,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 10:56:31,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 10:56:31,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 10:56:31,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 10:56:31,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 10:56:31,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 10:56:31,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 10:56:31,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 10:56:31,331 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 10:56:31,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 10:56:31,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 10:56:31,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 10:56:31,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 10:56:31,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 10:56:31,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 10:56:31,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 10:56:31,342 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 10:56:31,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 10:56:31,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 10:56:31,346 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 10:56:31,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 10:56:31,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 10:56:31,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 10:56:31,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 10:56:31,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 10:56:31,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 10:56:31,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 10:56:31,359 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 10:56:31,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 10:56:31,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 10:56:31,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 10:56:31,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 10:56:31,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 10:56:31,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 10:56:31,367 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-16 10:56:31,410 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 10:56:31,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 10:56:31,412 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 10:56:31,412 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 10:56:31,413 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 10:56:31,413 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 10:56:31,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 10:56:31,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 10:56:31,415 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 10:56:31,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 10:56:31,416 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 10:56:31,416 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 10:56:31,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 10:56:31,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 10:56:31,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 10:56:31,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 10:56:31,417 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 10:56:31,418 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 10:56:31,418 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 10:56:31,418 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 10:56:31,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 10:56:31,418 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 10:56:31,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 10:56:31,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 10:56:31,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 10:56:31,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 10:56:31,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:56:31,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 10:56:31,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 10:56:31,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 10:56:31,420 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 10:56:31,421 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 10:56:31,421 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 10:56:31,421 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 10:56:31,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 10:56:31,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 10:56:31,422 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_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-11-16 10:56:31,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 10:56:31,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 10:56:31,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 10:56:31,856 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 10:56:31,857 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 10:56:31,858 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-16 10:56:31,929 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/data/08b498198/e777310e34d948f4a14631838482cccd/FLAGe8145d088 [2022-11-16 10:56:32,549 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 10:56:32,549 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-16 10:56:32,561 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/data/08b498198/e777310e34d948f4a14631838482cccd/FLAGe8145d088 [2022-11-16 10:56:32,854 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/data/08b498198/e777310e34d948f4a14631838482cccd [2022-11-16 10:56:32,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 10:56:32,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 10:56:32,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 10:56:32,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 10:56:32,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 10:56:32,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:56:32" (1/1) ... [2022-11-16 10:56:32,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a6fd61c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:32, skipping insertion in model container [2022-11-16 10:56:32,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:56:32" (1/1) ... [2022-11-16 10:56:32,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 10:56:32,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 10:56:33,140 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 10:56:33,287 WARN L229 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_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-16 10:56:33,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:56:33,314 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 10:56:33,349 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 10:56:33,377 WARN L229 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_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-16 10:56:33,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:56:33,435 INFO L208 MainTranslator]: Completed translation [2022-11-16 10:56:33,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:33 WrapperNode [2022-11-16 10:56:33,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 10:56:33,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 10:56:33,437 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 10:56:33,437 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 10:56:33,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:33" (1/1) ... [2022-11-16 10:56:33,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:33" (1/1) ... [2022-11-16 10:56:33,506 INFO L138 Inliner]: procedures = 175, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2022-11-16 10:56:33,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 10:56:33,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 10:56:33,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 10:56:33,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 10:56:33,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:33" (1/1) ... [2022-11-16 10:56:33,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:33" (1/1) ... [2022-11-16 10:56:33,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:33" (1/1) ... [2022-11-16 10:56:33,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:33" (1/1) ... [2022-11-16 10:56:33,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:33" (1/1) ... [2022-11-16 10:56:33,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:33" (1/1) ... [2022-11-16 10:56:33,559 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:33" (1/1) ... [2022-11-16 10:56:33,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:33" (1/1) ... [2022-11-16 10:56:33,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 10:56:33,564 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 10:56:33,564 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 10:56:33,564 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 10:56:33,565 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:33" (1/1) ... [2022-11-16 10:56:33,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:56:33,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:56:33,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 10:56:33,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 10:56:33,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 10:56:33,674 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-16 10:56:33,674 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-16 10:56:33,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-16 10:56:33,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 10:56:33,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 10:56:33,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 10:56:33,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 10:56:33,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 10:56:33,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-16 10:56:33,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-16 10:56:33,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 10:56:33,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 10:56:33,678 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 10:56:33,853 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 10:56:33,855 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 10:56:34,121 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 10:56:34,209 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 10:56:34,209 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-16 10:56:34,210 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-11-16 10:56:34,211 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) [2022-11-16 10:56:34,217 INFO L158 Benchmark]: Toolchain (without parser) took 1357.74ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 33.9MB in the beginning and 42.2MB in the end (delta: -8.3MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2022-11-16 10:56:34,222 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 10:56:34,223 INFO L158 Benchmark]: CACSL2BoogieTranslator took 573.01ms. Allocated memory is still 56.6MB. Free memory was 33.7MB in the beginning and 30.2MB in the end (delta: 3.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 10:56:34,224 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.04ms. Allocated memory is still 56.6MB. Free memory was 30.1MB in the beginning and 28.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 10:56:34,229 INFO L158 Benchmark]: Boogie Preprocessor took 55.86ms. Allocated memory is still 56.6MB. Free memory was 28.0MB in the beginning and 26.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 10:56:34,230 INFO L158 Benchmark]: RCFGBuilder took 651.54ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 26.1MB in the beginning and 42.2MB in the end (delta: -16.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2022-11-16 10:56:34,233 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 573.01ms. Allocated memory is still 56.6MB. Free memory was 33.7MB in the beginning and 30.2MB in the end (delta: 3.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.04ms. Allocated memory is still 56.6MB. Free memory was 30.1MB in the beginning and 28.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.86ms. Allocated memory is still 56.6MB. Free memory was 28.0MB in the beginning and 26.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 651.54ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 26.1MB in the beginning and 42.2MB in the end (delta: -16.1MB). Peak memory consumption was 5.4MB. 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. [2022-11-16 10:56:34,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da3ec8ff-61e4-4cec-8c51-d656d639b7bf/bin/uautomizer-tPACEb0tL8/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?