./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 cf1a7837 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_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/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_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --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 --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:21:47,065 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:21:47,198 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-12 02:21:47,208 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:21:47,209 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:21:47,251 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:21:47,254 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:21:47,255 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:21:47,256 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:21:47,263 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:21:47,264 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:21:47,264 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:21:47,265 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:21:47,267 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:21:47,267 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:21:47,267 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:21:47,268 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:21:47,268 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:21:47,269 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:21:47,269 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:21:47,270 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:21:47,271 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:21:47,271 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:21:47,271 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:21:47,272 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:21:47,272 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:21:47,272 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:21:47,273 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:21:47,273 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:21:47,274 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:21:47,275 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:21:47,275 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:21:47,275 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:21:47,276 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:21:47,276 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:21:47,276 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:21:47,276 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:21:47,276 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:21:47,277 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:21:47,277 INFO L153 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_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2023-11-12 02:21:47,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:21:47,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:21:47,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:21:47,570 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:21:47,571 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:21:47,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2023-11-12 02:21:50,708 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:21:51,069 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:21:51,070 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2023-11-12 02:21:51,088 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/data/d9d159e92/49d1927456924507b3f1207c164ba685/FLAGfd04d68fe [2023-11-12 02:21:51,103 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/data/d9d159e92/49d1927456924507b3f1207c164ba685 [2023-11-12 02:21:51,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:21:51,107 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:21:51,108 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:21:51,109 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:21:51,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:21:51,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:21:51" (1/1) ... [2023-11-12 02:21:51,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46ce9a19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:51, skipping insertion in model container [2023-11-12 02:21:51,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:21:51" (1/1) ... [2023-11-12 02:21:51,180 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:21:51,533 WARN L240 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_14503824-a588-493e-abff-e6f8b5a6ac52/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2023-11-12 02:21:51,729 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:21:51,764 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:21:51,803 WARN L240 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_14503824-a588-493e-abff-e6f8b5a6ac52/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2023-11-12 02:21:51,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:21:51,934 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:21:51,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:51 WrapperNode [2023-11-12 02:21:51,935 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:21:51,937 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:21:51,937 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:21:51,937 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:21:51,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:51" (1/1) ... [2023-11-12 02:21:51,999 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:51" (1/1) ... [2023-11-12 02:21:52,104 INFO L138 Inliner]: procedures = 147, calls = 289, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 606 [2023-11-12 02:21:52,107 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:21:52,108 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:21:52,109 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:21:52,109 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:21:52,121 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:51" (1/1) ... [2023-11-12 02:21:52,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:51" (1/1) ... [2023-11-12 02:21:52,153 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:51" (1/1) ... [2023-11-12 02:21:52,153 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:51" (1/1) ... [2023-11-12 02:21:52,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:51" (1/1) ... [2023-11-12 02:21:52,201 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:51" (1/1) ... [2023-11-12 02:21:52,206 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:51" (1/1) ... [2023-11-12 02:21:52,212 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:51" (1/1) ... [2023-11-12 02:21:52,226 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:21:52,228 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:21:52,228 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:21:52,228 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:21:52,229 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:21:51" (1/1) ... [2023-11-12 02:21:52,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:21:52,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:52,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:21:52,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:21:52,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:21:52,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:21:52,341 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:21:52,342 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:21:52,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:21:52,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:21:52,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:21:52,343 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2023-11-12 02:21:52,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2023-11-12 02:21:52,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:21:52,344 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2023-11-12 02:21:52,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2023-11-12 02:21:52,346 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-12 02:21:52,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-12 02:21:52,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:21:52,347 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2023-11-12 02:21:52,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2023-11-12 02:21:52,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:21:52,347 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2023-11-12 02:21:52,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2023-11-12 02:21:52,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:21:52,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:21:52,616 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:21:52,619 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:21:53,179 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2023-11-12 02:21:53,179 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);reader_#res#1.base, reader_#res#1.offset := 0, 0; [2023-11-12 02:21:55,646 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:21:55,727 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:21:55,728 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 02:21:55,729 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2023-11-12 02:21:55,730 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:305) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-12 02:21:55,736 INFO L158 Benchmark]: Toolchain (without parser) took 4627.16ms. Allocated memory is still 176.2MB. Free memory was 144.8MB in the beginning and 137.6MB in the end (delta: 7.2MB). Peak memory consumption was 84.1MB. Max. memory is 16.1GB. [2023-11-12 02:21:55,736 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:21:55,737 INFO L158 Benchmark]: CACSL2BoogieTranslator took 827.32ms. Allocated memory is still 176.2MB. Free memory was 144.4MB in the beginning and 117.6MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-12 02:21:55,739 INFO L158 Benchmark]: Boogie Procedure Inliner took 170.27ms. Allocated memory is still 176.2MB. Free memory was 117.6MB in the beginning and 111.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 02:21:55,740 INFO L158 Benchmark]: Boogie Preprocessor took 119.17ms. Allocated memory is still 176.2MB. Free memory was 111.7MB in the beginning and 107.2MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 02:21:55,741 INFO L158 Benchmark]: RCFGBuilder took 3505.72ms. Allocated memory is still 176.2MB. Free memory was 107.2MB in the beginning and 137.6MB in the end (delta: -30.4MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2023-11-12 02:21:55,750 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 827.32ms. Allocated memory is still 176.2MB. Free memory was 144.4MB in the beginning and 117.6MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 170.27ms. Allocated memory is still 176.2MB. Free memory was 117.6MB in the beginning and 111.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 119.17ms. Allocated memory is still 176.2MB. Free memory was 111.7MB in the beginning and 107.2MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3505.72ms. Allocated memory is still 176.2MB. Free memory was 107.2MB in the beginning and 137.6MB in the end (delta: -30.4MB). Peak memory consumption was 46.3MB. 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:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 02:21:55,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/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 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_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/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_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --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 --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:21:58,687 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:21:58,830 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-12 02:21:58,839 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:21:58,840 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:21:58,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:21:58,883 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:21:58,884 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:21:58,885 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:21:58,890 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:21:58,891 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:21:58,891 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:21:58,892 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:21:58,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:21:58,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:21:58,896 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:21:58,896 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:21:58,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:21:58,897 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:21:58,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:21:58,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:21:58,899 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:21:58,899 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:21:58,900 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:21:58,900 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:21:58,901 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:21:58,901 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:21:58,902 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:21:58,902 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:21:58,903 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:21:58,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:21:58,905 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:21:58,905 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:21:58,906 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:21:58,906 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:21:58,906 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:21:58,907 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:21:58,907 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:21:58,910 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:21:58,911 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:21:58,912 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:21:58,912 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:21:58,912 INFO L153 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_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2023-11-12 02:21:59,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:21:59,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:21:59,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:21:59,421 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:21:59,422 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:21:59,423 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2023-11-12 02:22:02,565 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:22:02,884 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:22:02,885 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2023-11-12 02:22:02,908 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/data/f17bf976c/df8001c55f5c4e73a5fa66885261828e/FLAG3cd98bd6b [2023-11-12 02:22:02,927 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/data/f17bf976c/df8001c55f5c4e73a5fa66885261828e [2023-11-12 02:22:02,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:22:02,931 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:22:02,932 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:22:02,932 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:22:02,938 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:22:02,938 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:22:02" (1/1) ... [2023-11-12 02:22:02,940 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47866f91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:02, skipping insertion in model container [2023-11-12 02:22:02,940 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:22:02" (1/1) ... [2023-11-12 02:22:03,014 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:22:03,455 WARN L240 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_14503824-a588-493e-abff-e6f8b5a6ac52/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2023-11-12 02:22:03,625 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:22:03,654 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:22:03,691 WARN L240 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_14503824-a588-493e-abff-e6f8b5a6ac52/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2023-11-12 02:22:03,784 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:22:03,833 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:22:03,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:03 WrapperNode [2023-11-12 02:22:03,834 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:22:03,835 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:22:03,836 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:22:03,836 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:22:03,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:03" (1/1) ... [2023-11-12 02:22:03,893 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:03" (1/1) ... [2023-11-12 02:22:04,005 INFO L138 Inliner]: procedures = 151, calls = 289, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 595 [2023-11-12 02:22:04,006 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:22:04,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:22:04,007 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:22:04,007 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:22:04,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:03" (1/1) ... [2023-11-12 02:22:04,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:03" (1/1) ... [2023-11-12 02:22:04,040 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:03" (1/1) ... [2023-11-12 02:22:04,041 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:03" (1/1) ... [2023-11-12 02:22:04,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:03" (1/1) ... [2023-11-12 02:22:04,136 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:03" (1/1) ... [2023-11-12 02:22:04,141 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:03" (1/1) ... [2023-11-12 02:22:04,146 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:03" (1/1) ... [2023-11-12 02:22:04,169 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:22:04,170 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:22:04,175 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:22:04,176 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:22:04,177 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:03" (1/1) ... [2023-11-12 02:22:04,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:22:04,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:22:04,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:22:04,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:22:04,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-12 02:22:04,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 02:22:04,296 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:22:04,296 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:22:04,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:22:04,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:22:04,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:22:04,299 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2023-11-12 02:22:04,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2023-11-12 02:22:04,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:22:04,301 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2023-11-12 02:22:04,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2023-11-12 02:22:04,302 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-12 02:22:04,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-12 02:22:04,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-12 02:22:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:22:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 02:22:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:22:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 02:22:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2023-11-12 02:22:04,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2023-11-12 02:22:04,304 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2023-11-12 02:22:04,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2023-11-12 02:22:04,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:22:04,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:22:04,567 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:22:04,572 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:22:05,341 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0bv32 != ~zero_extend~32~8(~__CS_ret~0)); [2023-11-12 02:22:05,342 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0bv32 != ~zero_extend~32~8(~__CS_ret~0);reader_#res#1.base, reader_#res#1.offset := 0bv32, 0bv32; [2023-11-12 02:22:08,723 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:22:08,767 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:22:08,767 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 02:22:08,768 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2023-11-12 02:22:08,769 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:305) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-12 02:22:08,778 INFO L158 Benchmark]: Toolchain (without parser) took 5846.19ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 49.9MB in the beginning and 40.5MB in the end (delta: 9.3MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2023-11-12 02:22:08,779 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 75.5MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:22:08,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 902.58ms. Allocated memory is still 75.5MB. Free memory was 49.7MB in the beginning and 38.4MB in the end (delta: 11.3MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-11-12 02:22:08,781 INFO L158 Benchmark]: Boogie Procedure Inliner took 170.77ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 38.4MB in the beginning and 70.9MB in the end (delta: -32.5MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2023-11-12 02:22:08,782 INFO L158 Benchmark]: Boogie Preprocessor took 162.74ms. Allocated memory is still 94.4MB. Free memory was 70.9MB in the beginning and 66.3MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 02:22:08,783 INFO L158 Benchmark]: RCFGBuilder took 4605.86ms. Allocated memory is still 94.4MB. Free memory was 66.3MB in the beginning and 40.5MB in the end (delta: 25.8MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2023-11-12 02:22:08,792 INFO L338 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 75.5MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 902.58ms. Allocated memory is still 75.5MB. Free memory was 49.7MB in the beginning and 38.4MB in the end (delta: 11.3MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 170.77ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 38.4MB in the beginning and 70.9MB in the end (delta: -32.5MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 162.74ms. Allocated memory is still 94.4MB. Free memory was 70.9MB in the beginning and 66.3MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 4605.86ms. Allocated memory is still 94.4MB. Free memory was 66.3MB in the beginning and 40.5MB in the end (delta: 25.8MB). Peak memory consumption was 29.1MB. 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:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 02:22:08,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14503824-a588-493e-abff-e6f8b5a6ac52/bin/uautomizer-verify-uTZkv6EMXl/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?