./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc --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 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 --- 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-5e519f3 [2022-11-02 21:07:18,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:07:18,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:07:18,230 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:07:18,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:07:18,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:07:18,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:07:18,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:07:18,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:07:18,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:07:18,252 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:07:18,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:07:18,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:07:18,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:07:18,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:07:18,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:07:18,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:07:18,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:07:18,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:07:18,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:07:18,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:07:18,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:07:18,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:07:18,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:07:18,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:07:18,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:07:18,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:07:18,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:07:18,291 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:07:18,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:07:18,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:07:18,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:07:18,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:07:18,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:07:18,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:07:18,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:07:18,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:07:18,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:07:18,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:07:18,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:07:18,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:07:18,303 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 21:07:18,350 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:07:18,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:07:18,351 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:07:18,351 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:07:18,352 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:07:18,353 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:07:18,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:07:18,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:07:18,354 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:07:18,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:07:18,355 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 21:07:18,356 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:07:18,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 21:07:18,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:07:18,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 21:07:18,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:07:18,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 21:07:18,357 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 21:07:18,357 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 21:07:18,357 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:07:18,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 21:07:18,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:07:18,358 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:07:18,358 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:07:18,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:07:18,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:07:18,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:07:18,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 21:07:18,360 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 21:07:18,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 21:07:18,360 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 21:07:18,360 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 21:07:18,361 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 21:07:18,361 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_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 [2022-11-02 21:07:18,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:07:18,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:07:18,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:07:18,744 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:07:18,745 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:07:18,747 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-11-02 21:07:18,827 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/data/e30127d23/d30c7a775df24e6abc1a91bf771da7f6/FLAG4238de054 [2022-11-02 21:07:19,483 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:07:19,483 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-11-02 21:07:19,511 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/data/e30127d23/d30c7a775df24e6abc1a91bf771da7f6/FLAG4238de054 [2022-11-02 21:07:19,726 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/data/e30127d23/d30c7a775df24e6abc1a91bf771da7f6 [2022-11-02 21:07:19,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:07:19,730 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:07:19,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:07:19,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:07:19,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:07:19,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:07:19" (1/1) ... [2022-11-02 21:07:19,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ae7a5a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:19, skipping insertion in model container [2022-11-02 21:07:19,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:07:19" (1/1) ... [2022-11-02 21:07:19,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:07:19,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:07:20,192 WARN L230 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_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-11-02 21:07:20,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:07:20,369 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 21:07:20,410 WARN L230 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_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-11-02 21:07:20,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:07:20,485 INFO L208 MainTranslator]: Completed translation [2022-11-02 21:07:20,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:20 WrapperNode [2022-11-02 21:07:20,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:07:20,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 21:07:20,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 21:07:20,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 21:07:20,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:20" (1/1) ... [2022-11-02 21:07:20,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:20" (1/1) ... [2022-11-02 21:07:20,568 INFO L138 Inliner]: procedures = 145, calls = 279, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 558 [2022-11-02 21:07:20,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 21:07:20,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 21:07:20,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 21:07:20,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 21:07:20,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:20" (1/1) ... [2022-11-02 21:07:20,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:20" (1/1) ... [2022-11-02 21:07:20,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:20" (1/1) ... [2022-11-02 21:07:20,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:20" (1/1) ... [2022-11-02 21:07:20,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:20" (1/1) ... [2022-11-02 21:07:20,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:20" (1/1) ... [2022-11-02 21:07:20,616 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:20" (1/1) ... [2022-11-02 21:07:20,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:20" (1/1) ... [2022-11-02 21:07:20,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 21:07:20,626 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 21:07:20,626 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 21:07:20,626 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 21:07:20,627 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:20" (1/1) ... [2022-11-02 21:07:20,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:07:20,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:07:20,659 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 21:07:20,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 21:07:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 21:07:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 21:07:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 21:07:20,740 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 21:07:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 21:07:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 21:07:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 21:07:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-02 21:07:20,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-02 21:07:20,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 21:07:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-02 21:07:20,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-02 21:07:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-02 21:07:20,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-02 21:07:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 21:07:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-02 21:07:20,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-02 21:07:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 21:07:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-11-02 21:07:20,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-11-02 21:07:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 21:07:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 21:07:21,042 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 21:07:21,059 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 21:07:21,630 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2022-11-02 21:07:21,630 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; [2022-11-02 21:07:24,228 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 21:07:24,258 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 21:07:24,258 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 21:07:24,259 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L694 is neither atomic block end nor a sink node. [2022-11-02 21:07:24,261 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) [2022-11-02 21:07:24,265 INFO L158 Benchmark]: Toolchain (without parser) took 4534.37ms. Allocated memory was 130.0MB in the beginning and 172.0MB in the end (delta: 41.9MB). Free memory was 88.1MB in the beginning and 134.1MB in the end (delta: -46.0MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. [2022-11-02 21:07:24,266 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory is still 106.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 21:07:24,267 INFO L158 Benchmark]: CACSL2BoogieTranslator took 752.15ms. Allocated memory is still 130.0MB. Free memory was 87.8MB in the beginning and 87.3MB in the end (delta: 504.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 21:07:24,267 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.05ms. Allocated memory is still 130.0MB. Free memory was 87.3MB in the beginning and 83.3MB in the end (delta: 4.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-02 21:07:24,268 INFO L158 Benchmark]: Boogie Preprocessor took 55.64ms. Allocated memory is still 130.0MB. Free memory was 83.3MB in the beginning and 79.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-02 21:07:24,269 INFO L158 Benchmark]: RCFGBuilder took 3638.00ms. Allocated memory was 130.0MB in the beginning and 172.0MB in the end (delta: 41.9MB). Free memory was 79.1MB in the beginning and 134.1MB in the end (delta: -55.0MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2022-11-02 21:07:24,272 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory is still 106.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 752.15ms. Allocated memory is still 130.0MB. Free memory was 87.8MB in the beginning and 87.3MB in the end (delta: 504.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.05ms. Allocated memory is still 130.0MB. Free memory was 87.3MB in the beginning and 83.3MB in the end (delta: 4.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.64ms. Allocated memory is still 130.0MB. Free memory was 83.3MB in the beginning and 79.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3638.00ms. Allocated memory was 130.0MB in the beginning and 172.0MB in the end (delta: 41.9MB). Free memory was 79.1MB in the beginning and 134.1MB in the end (delta: -55.0MB). Peak memory consumption was 57.0MB. 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. [2022-11-02 21:07:24,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/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_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc --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 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 --- 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-5e519f3 [2022-11-02 21:07:26,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:07:26,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:07:26,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:07:26,709 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:07:26,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:07:26,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:07:26,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:07:26,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:07:26,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:07:26,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:07:26,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:07:26,720 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:07:26,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:07:26,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:07:26,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:07:26,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:07:26,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:07:26,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:07:26,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:07:26,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:07:26,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:07:26,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:07:26,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:07:26,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:07:26,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:07:26,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:07:26,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:07:26,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:07:26,755 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:07:26,755 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:07:26,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:07:26,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:07:26,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:07:26,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:07:26,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:07:26,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:07:26,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:07:26,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:07:26,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:07:26,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:07:26,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-02 21:07:26,798 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:07:26,799 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:07:26,799 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:07:26,799 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:07:26,800 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:07:26,800 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:07:26,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:07:26,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:07:26,801 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:07:26,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:07:26,802 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 21:07:26,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 21:07:26,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:07:26,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 21:07:26,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:07:26,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 21:07:26,803 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 21:07:26,803 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 21:07:26,803 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 21:07:26,803 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 21:07:26,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 21:07:26,804 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:07:26,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 21:07:26,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:07:26,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:07:26,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:07:26,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:07:26,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:07:26,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:07:26,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 21:07:26,805 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 21:07:26,806 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 21:07:26,806 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 21:07:26,807 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 21:07:26,807 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 21:07:26,807 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 21:07:26,807 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_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 [2022-11-02 21:07:27,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:07:27,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:07:27,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:07:27,275 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:07:27,276 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:07:27,278 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-11-02 21:07:27,341 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/data/78f813e47/b91f3082c93f48879ff1afe2c2dee241/FLAGf32637c0f [2022-11-02 21:07:27,954 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:07:27,955 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-11-02 21:07:27,977 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/data/78f813e47/b91f3082c93f48879ff1afe2c2dee241/FLAGf32637c0f [2022-11-02 21:07:28,239 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/data/78f813e47/b91f3082c93f48879ff1afe2c2dee241 [2022-11-02 21:07:28,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:07:28,244 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:07:28,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:07:28,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:07:28,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:07:28,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:07:28" (1/1) ... [2022-11-02 21:07:28,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45350fe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:28, skipping insertion in model container [2022-11-02 21:07:28,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:07:28" (1/1) ... [2022-11-02 21:07:28,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:07:28,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:07:28,732 WARN L230 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_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-11-02 21:07:28,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:07:28,924 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 21:07:28,950 WARN L230 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_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-11-02 21:07:28,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:07:29,034 INFO L208 MainTranslator]: Completed translation [2022-11-02 21:07:29,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:29 WrapperNode [2022-11-02 21:07:29,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:07:29,036 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 21:07:29,036 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 21:07:29,036 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 21:07:29,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:29" (1/1) ... [2022-11-02 21:07:29,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:29" (1/1) ... [2022-11-02 21:07:29,111 INFO L138 Inliner]: procedures = 149, calls = 279, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 551 [2022-11-02 21:07:29,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 21:07:29,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 21:07:29,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 21:07:29,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 21:07:29,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:29" (1/1) ... [2022-11-02 21:07:29,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:29" (1/1) ... [2022-11-02 21:07:29,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:29" (1/1) ... [2022-11-02 21:07:29,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:29" (1/1) ... [2022-11-02 21:07:29,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:29" (1/1) ... [2022-11-02 21:07:29,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:29" (1/1) ... [2022-11-02 21:07:29,196 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:29" (1/1) ... [2022-11-02 21:07:29,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:29" (1/1) ... [2022-11-02 21:07:29,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 21:07:29,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 21:07:29,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 21:07:29,218 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 21:07:29,219 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:07:29" (1/1) ... [2022-11-02 21:07:29,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:07:29,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:07:29,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 21:07:29,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 21:07:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-02 21:07:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-02 21:07:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 21:07:29,317 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 21:07:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 21:07:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 21:07:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 21:07:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-02 21:07:29,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-02 21:07:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 21:07:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-02 21:07:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-02 21:07:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-02 21:07:29,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-02 21:07:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-02 21:07:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 21:07:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-02 21:07:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-02 21:07:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-02 21:07:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-02 21:07:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-02 21:07:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-11-02 21:07:29,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-11-02 21:07:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 21:07:29,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 21:07:29,589 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 21:07:29,592 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 21:07:30,233 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2022-11-02 21:07:30,233 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; [2022-11-02 21:07:33,145 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 21:07:33,192 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 21:07:33,192 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 21:07:33,193 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L694 is neither atomic block end nor a sink node. [2022-11-02 21:07:33,194 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) [2022-11-02 21:07:33,201 INFO L158 Benchmark]: Toolchain (without parser) took 4955.90ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 59.2MB in the beginning and 86.6MB in the end (delta: -27.4MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2022-11-02 21:07:33,202 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory is still 33.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 21:07:33,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 790.21ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 48.7MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-02 21:07:33,204 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.43ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 44.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-02 21:07:33,205 INFO L158 Benchmark]: Boogie Preprocessor took 105.38ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 40.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-02 21:07:33,206 INFO L158 Benchmark]: RCFGBuilder took 3980.51ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 39.9MB in the beginning and 86.6MB in the end (delta: -46.7MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2022-11-02 21:07:33,214 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory is still 33.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 790.21ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 48.7MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.43ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 44.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.38ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 40.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3980.51ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 39.9MB in the beginning and 86.6MB in the end (delta: -46.7MB). Peak memory consumption was 29.5MB. 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. [2022-11-02 21:07:33,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a725c3cd-97cc-4b79-a57e-81bc763d1eb5/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?