./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 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 06:20:16,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 06:20:16,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 06:20:16,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 06:20:16,475 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 06:20:16,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 06:20:16,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 06:20:16,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 06:20:16,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 06:20:16,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 06:20:16,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 06:20:16,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 06:20:16,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 06:20:16,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 06:20:16,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 06:20:16,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 06:20:16,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 06:20:16,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 06:20:16,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 06:20:16,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 06:20:16,520 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 06:20:16,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 06:20:16,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 06:20:16,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 06:20:16,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 06:20:16,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 06:20:16,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 06:20:16,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 06:20:16,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 06:20:16,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 06:20:16,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 06:20:16,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 06:20:16,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 06:20:16,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 06:20:16,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 06:20:16,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 06:20:16,537 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 06:20:16,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 06:20:16,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 06:20:16,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 06:20:16,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 06:20:16,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 06:20:16,543 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-21 06:20:16,572 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 06:20:16,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 06:20:16,573 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 06:20:16,573 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 06:20:16,573 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 06:20:16,574 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 06:20:16,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 06:20:16,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 06:20:16,575 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 06:20:16,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 06:20:16,576 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 06:20:16,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 06:20:16,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 06:20:16,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 06:20:16,576 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 06:20:16,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 06:20:16,577 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 06:20:16,577 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 06:20:16,577 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 06:20:16,577 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 06:20:16,577 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 06:20:16,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 06:20:16,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 06:20:16,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 06:20:16,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 06:20:16,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 06:20:16,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 06:20:16,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 06:20:16,579 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 06:20:16,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 06:20:16,579 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 06:20:16,579 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 06:20:16,579 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 06:20:16,579 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 [2022-07-21 06:20:16,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 06:20:16,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 06:20:16,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 06:20:16,898 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 06:20:16,898 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 06:20:16,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-07-21 06:20:16,944 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0171762e9/e9ea5c255bf84c42bc972fcee46176ad/FLAG525f0bd48 [2022-07-21 06:20:17,400 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 06:20:17,407 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-07-21 06:20:17,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0171762e9/e9ea5c255bf84c42bc972fcee46176ad/FLAG525f0bd48 [2022-07-21 06:20:17,449 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0171762e9/e9ea5c255bf84c42bc972fcee46176ad [2022-07-21 06:20:17,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 06:20:17,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 06:20:17,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 06:20:17,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 06:20:17,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 06:20:17,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 06:20:17" (1/1) ... [2022-07-21 06:20:17,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32fed4fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:17, skipping insertion in model container [2022-07-21 06:20:17,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 06:20:17" (1/1) ... [2022-07-21 06:20:17,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 06:20:17,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 06:20:17,790 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-07-21 06:20:17,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 06:20:17,925 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 06:20:17,940 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-07-21 06:20:17,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 06:20:18,023 INFO L208 MainTranslator]: Completed translation [2022-07-21 06:20:18,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:18 WrapperNode [2022-07-21 06:20:18,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 06:20:18,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 06:20:18,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 06:20:18,025 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 06:20:18,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:18" (1/1) ... [2022-07-21 06:20:18,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:18" (1/1) ... [2022-07-21 06:20:18,077 INFO L137 Inliner]: procedures = 145, calls = 279, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 558 [2022-07-21 06:20:18,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 06:20:18,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 06:20:18,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 06:20:18,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 06:20:18,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:18" (1/1) ... [2022-07-21 06:20:18,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:18" (1/1) ... [2022-07-21 06:20:18,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:18" (1/1) ... [2022-07-21 06:20:18,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:18" (1/1) ... [2022-07-21 06:20:18,110 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:18" (1/1) ... [2022-07-21 06:20:18,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:18" (1/1) ... [2022-07-21 06:20:18,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:18" (1/1) ... [2022-07-21 06:20:18,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 06:20:18,120 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 06:20:18,120 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 06:20:18,120 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 06:20:18,121 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:18" (1/1) ... [2022-07-21 06:20:18,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 06:20:18,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 06:20:18,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-21 06:20:18,245 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-21 06:20:18,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 06:20:18,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 06:20:18,276 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-21 06:20:18,276 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-21 06:20:18,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 06:20:18,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 06:20:18,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 06:20:18,277 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-07-21 06:20:18,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-07-21 06:20:18,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 06:20:18,278 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-07-21 06:20:18,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-07-21 06:20:18,278 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-07-21 06:20:18,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-07-21 06:20:18,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 06:20:18,278 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-07-21 06:20:18,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-07-21 06:20:18,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 06:20:18,279 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-07-21 06:20:18,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-07-21 06:20:18,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 06:20:18,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 06:20:18,398 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 06:20:18,399 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 06:20:18,789 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2022-07-21 06:20:18,790 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0 != ~__CS_ret~0 % 256;reader_#res#1.base, reader_#res#1.offset := 0, 0; [2022-07-21 06:20:21,087 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 06:20:21,131 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 06:20:21,131 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 06:20:21,132 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L694 is neither atomic block end nor a sink node. [2022-07-21 06:20:21,133 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:302) 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) [2022-07-21 06:20:21,138 INFO L158 Benchmark]: Toolchain (without parser) took 3684.50ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 44.9MB in the beginning and 38.2MB in the end (delta: 6.7MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2022-07-21 06:20:21,139 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 50.3MB. Free memory was 31.9MB in the beginning and 31.9MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 06:20:21,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 570.54ms. Allocated memory is still 60.8MB. Free memory was 44.8MB in the beginning and 40.2MB in the end (delta: 4.6MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2022-07-21 06:20:21,141 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.83ms. Allocated memory is still 60.8MB. Free memory was 40.2MB in the beginning and 35.8MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-21 06:20:21,141 INFO L158 Benchmark]: Boogie Preprocessor took 41.32ms. Allocated memory is still 60.8MB. Free memory was 35.8MB in the beginning and 32.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-21 06:20:21,142 INFO L158 Benchmark]: RCFGBuilder took 3016.50ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 32.1MB in the beginning and 38.2MB in the end (delta: -6.1MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-07-21 06:20:21,148 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 50.3MB. Free memory was 31.9MB in the beginning and 31.9MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 570.54ms. Allocated memory is still 60.8MB. Free memory was 44.8MB in the beginning and 40.2MB in the end (delta: 4.6MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.83ms. Allocated memory is still 60.8MB. Free memory was 40.2MB in the beginning and 35.8MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.32ms. Allocated memory is still 60.8MB. Free memory was 35.8MB in the beginning and 32.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3016.50ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 32.1MB in the beginning and 38.2MB in the end (delta: -6.1MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-07-21 06:20:21,184 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 06:20:23,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 06:20:23,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 06:20:23,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 06:20:23,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 06:20:23,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 06:20:23,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 06:20:23,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 06:20:23,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 06:20:23,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 06:20:23,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 06:20:23,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 06:20:23,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 06:20:23,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 06:20:23,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 06:20:23,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 06:20:23,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 06:20:23,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 06:20:23,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 06:20:23,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 06:20:23,337 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 06:20:23,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 06:20:23,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 06:20:23,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 06:20:23,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 06:20:23,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 06:20:23,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 06:20:23,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 06:20:23,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 06:20:23,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 06:20:23,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 06:20:23,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 06:20:23,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 06:20:23,351 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 06:20:23,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 06:20:23,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 06:20:23,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 06:20:23,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 06:20:23,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 06:20:23,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 06:20:23,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 06:20:23,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 06:20:23,362 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-21 06:20:23,384 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 06:20:23,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 06:20:23,386 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 06:20:23,386 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 06:20:23,387 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 06:20:23,387 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 06:20:23,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 06:20:23,388 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 06:20:23,388 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 06:20:23,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 06:20:23,389 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 06:20:23,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 06:20:23,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 06:20:23,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 06:20:23,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 06:20:23,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 06:20:23,389 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 06:20:23,390 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 06:20:23,390 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 06:20:23,390 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 06:20:23,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 06:20:23,390 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 06:20:23,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 06:20:23,391 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 06:20:23,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 06:20:23,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 06:20:23,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 06:20:23,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 06:20:23,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 06:20:23,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 06:20:23,392 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 06:20:23,392 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 06:20:23,392 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 06:20:23,392 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 06:20:23,393 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 06:20:23,393 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 06:20:23,393 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 [2022-07-21 06:20:23,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 06:20:23,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 06:20:23,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 06:20:23,712 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 06:20:23,713 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 06:20:23,714 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-07-21 06:20:23,816 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9634380a5/64995f18eaa9418eaef755fabc91c812/FLAG7c4a5e714 [2022-07-21 06:20:24,395 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 06:20:24,396 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-07-21 06:20:24,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9634380a5/64995f18eaa9418eaef755fabc91c812/FLAG7c4a5e714 [2022-07-21 06:20:24,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9634380a5/64995f18eaa9418eaef755fabc91c812 [2022-07-21 06:20:24,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 06:20:24,803 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 06:20:24,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 06:20:24,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 06:20:24,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 06:20:24,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 06:20:24" (1/1) ... [2022-07-21 06:20:24,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22455a7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:24, skipping insertion in model container [2022-07-21 06:20:24,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 06:20:24" (1/1) ... [2022-07-21 06:20:24,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 06:20:24,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 06:20:25,090 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-07-21 06:20:25,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 06:20:25,203 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 06:20:25,229 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-07-21 06:20:25,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 06:20:25,323 INFO L208 MainTranslator]: Completed translation [2022-07-21 06:20:25,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:25 WrapperNode [2022-07-21 06:20:25,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 06:20:25,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 06:20:25,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 06:20:25,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 06:20:25,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:25" (1/1) ... [2022-07-21 06:20:25,360 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:25" (1/1) ... [2022-07-21 06:20:25,397 INFO L137 Inliner]: procedures = 149, calls = 279, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 551 [2022-07-21 06:20:25,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 06:20:25,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 06:20:25,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 06:20:25,404 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 06:20:25,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:25" (1/1) ... [2022-07-21 06:20:25,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:25" (1/1) ... [2022-07-21 06:20:25,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:25" (1/1) ... [2022-07-21 06:20:25,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:25" (1/1) ... [2022-07-21 06:20:25,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:25" (1/1) ... [2022-07-21 06:20:25,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:25" (1/1) ... [2022-07-21 06:20:25,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:25" (1/1) ... [2022-07-21 06:20:25,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 06:20:25,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 06:20:25,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 06:20:25,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 06:20:25,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 06:20:25" (1/1) ... [2022-07-21 06:20:25,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 06:20:25,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 06:20:25,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-21 06:20:25,502 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-21 06:20:25,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-21 06:20:25,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-21 06:20:25,528 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-21 06:20:25,529 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-21 06:20:25,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 06:20:25,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 06:20:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 06:20:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-07-21 06:20:25,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-07-21 06:20:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 06:20:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-07-21 06:20:25,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-07-21 06:20:25,530 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-07-21 06:20:25,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-07-21 06:20:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-21 06:20:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 06:20:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-21 06:20:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-21 06:20:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-21 06:20:25,531 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-07-21 06:20:25,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-07-21 06:20:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-07-21 06:20:25,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-07-21 06:20:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 06:20:25,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 06:20:25,673 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 06:20:25,674 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 06:20:26,094 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2022-07-21 06:20:26,094 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);reader_#res#1.base, reader_#res#1.offset := 0bv32, 0bv32; [2022-07-21 06:20:28,689 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 06:20:28,724 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 06:20:28,724 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 06:20:28,725 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L694 is neither atomic block end nor a sink node. [2022-07-21 06:20:28,726 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:302) 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) [2022-07-21 06:20:28,731 INFO L158 Benchmark]: Toolchain (without parser) took 3926.32ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 49.4MB in the beginning and 39.2MB in the end (delta: 10.3MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2022-07-21 06:20:28,732 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 48.2MB. Free memory was 30.1MB in the beginning and 30.1MB in the end (delta: 43.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 06:20:28,733 INFO L158 Benchmark]: CACSL2BoogieTranslator took 518.64ms. Allocated memory is still 65.0MB. Free memory was 49.3MB in the beginning and 44.0MB in the end (delta: 5.2MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2022-07-21 06:20:28,733 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.81ms. Allocated memory is still 65.0MB. Free memory was 44.0MB in the beginning and 39.6MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-21 06:20:28,734 INFO L158 Benchmark]: Boogie Preprocessor took 73.50ms. Allocated memory is still 65.0MB. Free memory was 39.6MB in the beginning and 35.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-21 06:20:28,735 INFO L158 Benchmark]: RCFGBuilder took 3252.26ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 35.4MB in the beginning and 39.2MB in the end (delta: -3.8MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-07-21 06:20:28,741 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 48.2MB. Free memory was 30.1MB in the beginning and 30.1MB in the end (delta: 43.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 518.64ms. Allocated memory is still 65.0MB. Free memory was 49.3MB in the beginning and 44.0MB in the end (delta: 5.2MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.81ms. Allocated memory is still 65.0MB. Free memory was 44.0MB in the beginning and 39.6MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.50ms. Allocated memory is still 65.0MB. Free memory was 39.6MB in the beginning and 35.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3252.26ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 35.4MB in the beginning and 39.2MB in the end (delta: -3.8MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-07-21 06:20:28,815 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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?