./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8 --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 e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 --- 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-2329fc7 [2022-12-13 11:54:13,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:54:13,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:54:13,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:54:13,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:54:13,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:54:13,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:54:13,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:54:13,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:54:13,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:54:13,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:54:13,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:54:13,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:54:13,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:54:13,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:54:13,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:54:13,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:54:13,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:54:13,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:54:13,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:54:13,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:54:13,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:54:13,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:54:13,376 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:54:13,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:54:13,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:54:13,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:54:13,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:54:13,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:54:13,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:54:13,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:54:13,384 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:54:13,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:54:13,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:54:13,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:54:13,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:54:13,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:54:13,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:54:13,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:54:13,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:54:13,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:54:13,390 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-12-13 11:54:13,411 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:54:13,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:54:13,411 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:54:13,412 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:54:13,412 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 11:54:13,412 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 11:54:13,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:54:13,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:54:13,413 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:54:13,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:54:13,414 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 11:54:13,414 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 11:54:13,414 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 11:54:13,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:54:13,414 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 11:54:13,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 11:54:13,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 11:54:13,415 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 11:54:13,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 11:54:13,415 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:54:13,416 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 11:54:13,416 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:54:13,416 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:54:13,416 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 11:54:13,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:54:13,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:54:13,417 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 11:54:13,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 11:54:13,417 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 11:54:13,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 11:54:13,418 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 11:54:13,418 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 11:54:13,418 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 11:54:13,418 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 11:54:13,418 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 11:54:13,418 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2022-12-13 11:54:13,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:54:13,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:54:13,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:54:13,619 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:54:13,619 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:54:13,620 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-12-13 11:54:16,208 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:54:16,397 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:54:16,398 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-12-13 11:54:16,408 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/data/abee7686f/0a6d36072fd949a8b4b056eb2849690c/FLAGa4abd2476 [2022-12-13 11:54:16,779 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/data/abee7686f/0a6d36072fd949a8b4b056eb2849690c [2022-12-13 11:54:16,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:54:16,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:54:16,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:54:16,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:54:16,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:54:16,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:54:16" (1/1) ... [2022-12-13 11:54:16,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@605dd929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:16, skipping insertion in model container [2022-12-13 11:54:16,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:54:16" (1/1) ... [2022-12-13 11:54:16,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:54:16,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:54:17,006 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_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2022-12-13 11:54:17,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:54:17,100 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 11:54:17,127 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_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2022-12-13 11:54:17,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:54:17,201 INFO L208 MainTranslator]: Completed translation [2022-12-13 11:54:17,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:17 WrapperNode [2022-12-13 11:54:17,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 11:54:17,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 11:54:17,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 11:54:17,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 11:54:17,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:17" (1/1) ... [2022-12-13 11:54:17,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:17" (1/1) ... [2022-12-13 11:54:17,252 INFO L138 Inliner]: procedures = 147, calls = 289, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 597 [2022-12-13 11:54:17,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 11:54:17,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 11:54:17,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 11:54:17,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 11:54:17,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:17" (1/1) ... [2022-12-13 11:54:17,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:17" (1/1) ... [2022-12-13 11:54:17,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:17" (1/1) ... [2022-12-13 11:54:17,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:17" (1/1) ... [2022-12-13 11:54:17,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:17" (1/1) ... [2022-12-13 11:54:17,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:17" (1/1) ... [2022-12-13 11:54:17,300 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:17" (1/1) ... [2022-12-13 11:54:17,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:17" (1/1) ... [2022-12-13 11:54:17,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 11:54:17,309 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 11:54:17,309 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 11:54:17,309 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 11:54:17,310 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:17" (1/1) ... [2022-12-13 11:54:17,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:54:17,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:54:17,338 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 11:54:17,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 11:54:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 11:54:17,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 11:54:17,367 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 11:54:17,367 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 11:54:17,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 11:54:17,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 11:54:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 11:54:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-12-13 11:54:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-12-13 11:54:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 11:54:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-12-13 11:54:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-12-13 11:54:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-12-13 11:54:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-12-13 11:54:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 11:54:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-12-13 11:54:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-12-13 11:54:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 11:54:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-12-13 11:54:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-12-13 11:54:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 11:54:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 11:54:17,519 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 11:54:17,520 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 11:54:17,811 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2022-12-13 11:54:17,812 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0 != ~__CS_ret~0 % 256;reader_#res#1.base, reader_#res#1.offset := 0, 0; [2022-12-13 11:54:20,019 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 11:54:20,053 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 11:54:20,053 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 11:54:20,054 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2022-12-13 11:54:20,054 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) [2022-12-13 11:54:20,058 INFO L158 Benchmark]: Toolchain (without parser) took 3274.91ms. Allocated memory is still 132.1MB. Free memory was 96.3MB in the beginning and 68.9MB in the end (delta: 27.4MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. [2022-12-13 11:54:20,058 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 107.0MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:54:20,059 INFO L158 Benchmark]: CACSL2BoogieTranslator took 418.06ms. Allocated memory is still 132.1MB. Free memory was 95.8MB in the beginning and 70.2MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-13 11:54:20,059 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.05ms. Allocated memory is still 132.1MB. Free memory was 70.2MB in the beginning and 65.6MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 11:54:20,060 INFO L158 Benchmark]: Boogie Preprocessor took 55.64ms. Allocated memory is still 132.1MB. Free memory was 65.6MB in the beginning and 61.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 11:54:20,060 INFO L158 Benchmark]: RCFGBuilder took 2747.57ms. Allocated memory is still 132.1MB. Free memory was 61.4MB in the beginning and 68.9MB in the end (delta: -7.5MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2022-12-13 11:54:20,062 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 107.0MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 418.06ms. Allocated memory is still 132.1MB. Free memory was 95.8MB in the beginning and 70.2MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.05ms. Allocated memory is still 132.1MB. Free memory was 70.2MB in the beginning and 65.6MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.64ms. Allocated memory is still 132.1MB. Free memory was 65.6MB in the beginning and 61.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2747.57ms. Allocated memory is still 132.1MB. Free memory was 61.4MB in the beginning and 68.9MB in the end (delta: -7.5MB). Peak memory consumption was 20.7MB. 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. [2022-12-13 11:54:20,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/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_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8 --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 e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 --- 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-2329fc7 [2022-12-13 11:54:21,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:54:21,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:54:21,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:54:21,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:54:21,702 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:54:21,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:54:21,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:54:21,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:54:21,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:54:21,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:54:21,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:54:21,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:54:21,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:54:21,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:54:21,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:54:21,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:54:21,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:54:21,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:54:21,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:54:21,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:54:21,720 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:54:21,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:54:21,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:54:21,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:54:21,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:54:21,724 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:54:21,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:54:21,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:54:21,726 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:54:21,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:54:21,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:54:21,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:54:21,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:54:21,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:54:21,729 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:54:21,729 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:54:21,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:54:21,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:54:21,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:54:21,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:54:21,732 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-12-13 11:54:21,747 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:54:21,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:54:21,748 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:54:21,748 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:54:21,748 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 11:54:21,748 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 11:54:21,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:54:21,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:54:21,749 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:54:21,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:54:21,750 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 11:54:21,750 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 11:54:21,750 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:54:21,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 11:54:21,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 11:54:21,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 11:54:21,750 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 11:54:21,750 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 11:54:21,750 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 11:54:21,751 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 11:54:21,751 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 11:54:21,751 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:54:21,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 11:54:21,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:54:21,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:54:21,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 11:54:21,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:54:21,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:54:21,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 11:54:21,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 11:54:21,752 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 11:54:21,757 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 11:54:21,757 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 11:54:21,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 11:54:21,758 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 11:54:21,758 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 11:54:21,758 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 11:54:21,758 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 11:54:21,758 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2022-12-13 11:54:21,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:54:22,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:54:22,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:54:22,003 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:54:22,004 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:54:22,005 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-12-13 11:54:24,594 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:54:24,800 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:54:24,800 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-12-13 11:54:24,822 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/data/573d1bd0c/296c02df9521485ab886fea216351e89/FLAGc66efc0d6 [2022-12-13 11:54:24,832 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/data/573d1bd0c/296c02df9521485ab886fea216351e89 [2022-12-13 11:54:24,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:54:24,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:54:24,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:54:24,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:54:24,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:54:24,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:54:24" (1/1) ... [2022-12-13 11:54:24,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32bc67ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:24, skipping insertion in model container [2022-12-13 11:54:24,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:54:24" (1/1) ... [2022-12-13 11:54:24,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:54:24,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:54:25,056 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_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2022-12-13 11:54:25,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:54:25,159 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 11:54:25,182 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_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2022-12-13 11:54:25,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:54:25,268 INFO L208 MainTranslator]: Completed translation [2022-12-13 11:54:25,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:25 WrapperNode [2022-12-13 11:54:25,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 11:54:25,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 11:54:25,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 11:54:25,270 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 11:54:25,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:25" (1/1) ... [2022-12-13 11:54:25,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:25" (1/1) ... [2022-12-13 11:54:25,328 INFO L138 Inliner]: procedures = 151, calls = 289, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 586 [2022-12-13 11:54:25,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 11:54:25,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 11:54:25,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 11:54:25,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 11:54:25,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:25" (1/1) ... [2022-12-13 11:54:25,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:25" (1/1) ... [2022-12-13 11:54:25,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:25" (1/1) ... [2022-12-13 11:54:25,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:25" (1/1) ... [2022-12-13 11:54:25,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:25" (1/1) ... [2022-12-13 11:54:25,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:25" (1/1) ... [2022-12-13 11:54:25,378 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:25" (1/1) ... [2022-12-13 11:54:25,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:25" (1/1) ... [2022-12-13 11:54:25,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 11:54:25,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 11:54:25,388 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 11:54:25,388 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 11:54:25,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:25" (1/1) ... [2022-12-13 11:54:25,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:54:25,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:54:25,419 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 11:54:25,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 11:54:25,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-12-13 11:54:25,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 11:54:25,452 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 11:54:25,452 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 11:54:25,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 11:54:25,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 11:54:25,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 11:54:25,453 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-12-13 11:54:25,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-12-13 11:54:25,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 11:54:25,453 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-12-13 11:54:25,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-12-13 11:54:25,453 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-12-13 11:54:25,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-12-13 11:54:25,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-12-13 11:54:25,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 11:54:25,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 11:54:25,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 11:54:25,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-13 11:54:25,454 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-12-13 11:54:25,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-12-13 11:54:25,454 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-12-13 11:54:25,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-12-13 11:54:25,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 11:54:25,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 11:54:25,598 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 11:54:25,599 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 11:54:26,048 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2022-12-13 11:54:26,048 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);reader_#res#1.base, reader_#res#1.offset := 0bv32, 0bv32; [2022-12-13 11:54:28,858 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 11:54:28,896 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 11:54:28,896 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 11:54:28,897 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2022-12-13 11:54:28,898 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) [2022-12-13 11:54:28,901 INFO L158 Benchmark]: Toolchain (without parser) took 4065.48ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 62.0MB in the beginning and 66.4MB in the end (delta: -4.4MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2022-12-13 11:54:28,902 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 54.5MB. Free memory is still 33.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:54:28,902 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.22ms. Allocated memory is still 81.8MB. Free memory was 61.7MB in the beginning and 55.3MB in the end (delta: 6.4MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2022-12-13 11:54:28,903 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.53ms. Allocated memory is still 81.8MB. Free memory was 55.0MB in the beginning and 50.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 11:54:28,903 INFO L158 Benchmark]: Boogie Preprocessor took 57.62ms. Allocated memory is still 81.8MB. Free memory was 50.8MB in the beginning and 45.9MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 11:54:28,904 INFO L158 Benchmark]: RCFGBuilder took 3511.85ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 45.9MB in the beginning and 66.4MB in the end (delta: -20.5MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2022-12-13 11:54:28,906 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 54.5MB. Free memory is still 33.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 433.22ms. Allocated memory is still 81.8MB. Free memory was 61.7MB in the beginning and 55.3MB in the end (delta: 6.4MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.53ms. Allocated memory is still 81.8MB. Free memory was 55.0MB in the beginning and 50.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.62ms. Allocated memory is still 81.8MB. Free memory was 50.8MB in the beginning and 45.9MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3511.85ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 45.9MB in the beginning and 66.4MB in the end (delta: -20.5MB). Peak memory consumption was 26.9MB. 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. [2022-12-13 11:54:28,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfea8b0c-a0e4-4518-8fa7-c0f2ee676546/bin/uautomizer-uyxdKDjOR8/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?