./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 6c24879c 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-1.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 e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 07:40:14,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 07:40:14,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 07:40:14,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 07:40:14,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 07:40:14,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 07:40:14,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 07:40:14,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 07:40:14,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 07:40:14,789 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 07:40:14,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 07:40:14,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 07:40:14,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 07:40:14,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 07:40:14,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 07:40:14,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 07:40:14,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 07:40:14,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 07:40:14,795 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 07:40:14,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 07:40:14,797 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 07:40:14,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 07:40:14,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 07:40:14,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 07:40:14,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 07:40:14,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 07:40:14,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 07:40:14,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 07:40:14,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 07:40:14,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 07:40:14,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 07:40:14,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 07:40:14,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 07:40:14,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 07:40:14,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 07:40:14,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 07:40:14,807 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 07:40:14,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 07:40:14,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 07:40:14,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 07:40:14,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 07:40:14,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 07:40:14,816 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-12 07:40:14,830 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 07:40:14,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 07:40:14,835 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 07:40:14,835 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 07:40:14,836 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 07:40:14,836 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 07:40:14,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 07:40:14,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 07:40:14,837 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 07:40:14,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 07:40:14,838 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 07:40:14,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 07:40:14,838 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 07:40:14,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 07:40:14,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 07:40:14,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 07:40:14,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 07:40:14,839 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 07:40:14,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 07:40:14,839 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 07:40:14,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 07:40:14,839 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 07:40:14,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 07:40:14,840 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 07:40:14,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 07:40:14,840 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 07:40:14,840 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 07:40:14,840 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 07:40:14,840 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 07:40:14,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 07:40:14,841 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 07:40:14,841 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 07:40:14,841 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 07:40:14,841 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2022-07-12 07:40:15,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 07:40:15,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 07:40:15,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 07:40:15,066 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 07:40:15,067 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 07:40:15,068 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-07-12 07:40:15,114 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03b3a9cff/b82a5cf206904c3bbc798743b916e6ea/FLAG6caeb9d0f [2022-07-12 07:40:15,504 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 07:40:15,505 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-07-12 07:40:15,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03b3a9cff/b82a5cf206904c3bbc798743b916e6ea/FLAG6caeb9d0f [2022-07-12 07:40:15,532 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03b3a9cff/b82a5cf206904c3bbc798743b916e6ea [2022-07-12 07:40:15,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 07:40:15,538 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 07:40:15,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 07:40:15,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 07:40:15,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 07:40:15,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 07:40:15" (1/1) ... [2022-07-12 07:40:15,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71270854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:15, skipping insertion in model container [2022-07-12 07:40:15,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 07:40:15" (1/1) ... [2022-07-12 07:40:15,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 07:40:15,592 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 07:40:15,778 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-1.i[23614,23627] [2022-07-12 07:40:15,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 07:40:15,864 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 07:40:15,892 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-1.i[23614,23627] [2022-07-12 07:40:15,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 07:40:15,952 INFO L208 MainTranslator]: Completed translation [2022-07-12 07:40:15,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:15 WrapperNode [2022-07-12 07:40:15,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 07:40:15,953 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 07:40:15,954 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 07:40:15,954 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 07:40:15,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:15" (1/1) ... [2022-07-12 07:40:15,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:15" (1/1) ... [2022-07-12 07:40:16,027 INFO L137 Inliner]: procedures = 147, calls = 289, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 597 [2022-07-12 07:40:16,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 07:40:16,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 07:40:16,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 07:40:16,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 07:40:16,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:15" (1/1) ... [2022-07-12 07:40:16,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:15" (1/1) ... [2022-07-12 07:40:16,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:15" (1/1) ... [2022-07-12 07:40:16,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:15" (1/1) ... [2022-07-12 07:40:16,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:15" (1/1) ... [2022-07-12 07:40:16,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:15" (1/1) ... [2022-07-12 07:40:16,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:15" (1/1) ... [2022-07-12 07:40:16,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 07:40:16,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 07:40:16,071 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 07:40:16,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 07:40:16,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:15" (1/1) ... [2022-07-12 07:40:16,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 07:40:16,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 07:40:16,099 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) [2022-07-12 07:40:16,101 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 [2022-07-12 07:40:16,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 07:40:16,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 07:40:16,133 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-12 07:40:16,133 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-12 07:40:16,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 07:40:16,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 07:40:16,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 07:40:16,133 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-07-12 07:40:16,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-07-12 07:40:16,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 07:40:16,134 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-07-12 07:40:16,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-07-12 07:40:16,134 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-07-12 07:40:16,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-07-12 07:40:16,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 07:40:16,135 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-07-12 07:40:16,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-07-12 07:40:16,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 07:40:16,135 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-07-12 07:40:16,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-07-12 07:40:16,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 07:40:16,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 07:40:16,277 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 07:40:16,278 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 07:40:16,596 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2022-07-12 07:40:16,596 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; [2022-07-12 07:40:18,941 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 07:40:18,963 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 07:40:18,963 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-12 07:40:18,964 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2022-07-12 07:40:18,965 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) [2022-07-12 07:40:18,969 INFO L158 Benchmark]: Toolchain (without parser) took 3430.31ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 52.4MB in the beginning and 79.5MB in the end (delta: -27.1MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2022-07-12 07:40:18,970 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 92.3MB. Free memory is still 70.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 07:40:18,971 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.18ms. Allocated memory is still 92.3MB. Free memory was 52.3MB in the beginning and 51.8MB in the end (delta: 452.9kB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2022-07-12 07:40:18,971 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.65ms. Allocated memory is still 92.3MB. Free memory was 51.8MB in the beginning and 47.2MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-12 07:40:18,971 INFO L158 Benchmark]: Boogie Preprocessor took 41.76ms. Allocated memory is still 92.3MB. Free memory was 47.2MB in the beginning and 43.3MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-12 07:40:18,972 INFO L158 Benchmark]: RCFGBuilder took 2896.59ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 43.3MB in the beginning and 79.5MB in the end (delta: -36.2MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2022-07-12 07:40:18,973 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 92.3MB. Free memory is still 70.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.18ms. Allocated memory is still 92.3MB. Free memory was 52.3MB in the beginning and 51.8MB in the end (delta: 452.9kB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.65ms. Allocated memory is still 92.3MB. Free memory was 51.8MB in the beginning and 47.2MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.76ms. Allocated memory is still 92.3MB. Free memory was 47.2MB in the beginning and 43.3MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2896.59ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 43.3MB in the beginning and 79.5MB in the end (delta: -36.2MB). Peak memory consumption was 39.3MB. 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:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-07-12 07:40:19,000 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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/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-1.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 e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 07:40:20,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 07:40:20,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 07:40:20,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 07:40:20,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 07:40:20,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 07:40:20,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 07:40:20,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 07:40:20,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 07:40:20,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 07:40:20,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 07:40:20,747 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 07:40:20,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 07:40:20,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 07:40:20,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 07:40:20,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 07:40:20,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 07:40:20,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 07:40:20,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 07:40:20,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 07:40:20,760 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 07:40:20,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 07:40:20,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 07:40:20,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 07:40:20,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 07:40:20,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 07:40:20,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 07:40:20,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 07:40:20,770 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 07:40:20,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 07:40:20,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 07:40:20,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 07:40:20,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 07:40:20,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 07:40:20,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 07:40:20,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 07:40:20,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 07:40:20,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 07:40:20,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 07:40:20,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 07:40:20,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 07:40:20,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 07:40:20,781 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-12 07:40:20,806 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 07:40:20,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 07:40:20,807 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 07:40:20,807 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 07:40:20,807 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 07:40:20,807 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 07:40:20,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 07:40:20,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 07:40:20,808 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 07:40:20,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 07:40:20,809 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 07:40:20,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 07:40:20,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 07:40:20,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 07:40:20,810 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 07:40:20,810 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 07:40:20,810 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 07:40:20,810 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 07:40:20,811 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 07:40:20,811 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 07:40:20,811 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 07:40:20,811 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 07:40:20,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 07:40:20,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 07:40:20,812 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 07:40:20,812 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 07:40:20,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 07:40:20,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 07:40:20,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 07:40:20,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 07:40:20,813 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 07:40:20,813 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 07:40:20,813 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 07:40:20,813 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 07:40:20,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 07:40:20,814 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 07:40:20,814 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2022-07-12 07:40:21,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 07:40:21,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 07:40:21,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 07:40:21,121 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 07:40:21,121 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 07:40:21,122 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-07-12 07:40:21,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b4f99b03/2b3e8c3c60594edbb91c2c0710641fab/FLAG41c5b3054 [2022-07-12 07:40:21,583 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 07:40:21,584 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-07-12 07:40:21,592 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b4f99b03/2b3e8c3c60594edbb91c2c0710641fab/FLAG41c5b3054 [2022-07-12 07:40:21,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b4f99b03/2b3e8c3c60594edbb91c2c0710641fab [2022-07-12 07:40:21,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 07:40:21,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 07:40:21,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 07:40:21,949 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 07:40:21,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 07:40:21,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 07:40:21" (1/1) ... [2022-07-12 07:40:21,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@421b8f46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:21, skipping insertion in model container [2022-07-12 07:40:21,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 07:40:21" (1/1) ... [2022-07-12 07:40:21,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 07:40:21,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 07:40:22,216 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-1.i[23614,23627] [2022-07-12 07:40:22,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 07:40:22,305 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 07:40:22,323 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-1.i[23614,23627] [2022-07-12 07:40:22,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 07:40:22,403 INFO L208 MainTranslator]: Completed translation [2022-07-12 07:40:22,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:22 WrapperNode [2022-07-12 07:40:22,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 07:40:22,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 07:40:22,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 07:40:22,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 07:40:22,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:22" (1/1) ... [2022-07-12 07:40:22,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:22" (1/1) ... [2022-07-12 07:40:22,475 INFO L137 Inliner]: procedures = 151, calls = 289, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 586 [2022-07-12 07:40:22,475 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 07:40:22,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 07:40:22,476 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 07:40:22,476 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 07:40:22,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:22" (1/1) ... [2022-07-12 07:40:22,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:22" (1/1) ... [2022-07-12 07:40:22,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:22" (1/1) ... [2022-07-12 07:40:22,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:22" (1/1) ... [2022-07-12 07:40:22,523 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:22" (1/1) ... [2022-07-12 07:40:22,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:22" (1/1) ... [2022-07-12 07:40:22,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:22" (1/1) ... [2022-07-12 07:40:22,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 07:40:22,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 07:40:22,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 07:40:22,537 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 07:40:22,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 07:40:22" (1/1) ... [2022-07-12 07:40:22,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 07:40:22,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 07:40:22,563 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) [2022-07-12 07:40:22,568 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 [2022-07-12 07:40:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-12 07:40:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-12 07:40:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-12 07:40:22,589 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-12 07:40:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 07:40:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 07:40:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 07:40:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-07-12 07:40:22,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-07-12 07:40:22,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 07:40:22,611 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-07-12 07:40:22,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-07-12 07:40:22,612 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-07-12 07:40:22,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-07-12 07:40:22,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-12 07:40:22,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 07:40:22,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-12 07:40:22,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-12 07:40:22,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-12 07:40:22,613 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-07-12 07:40:22,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-07-12 07:40:22,613 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-07-12 07:40:22,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-07-12 07:40:22,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 07:40:22,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 07:40:22,745 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 07:40:22,756 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 07:40:23,191 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2022-07-12 07:40:23,191 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; [2022-07-12 07:40:26,260 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 07:40:26,302 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 07:40:26,303 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-12 07:40:26,303 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2022-07-12 07:40:26,304 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) [2022-07-12 07:40:26,308 INFO L158 Benchmark]: Toolchain (without parser) took 4362.79ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 33.0MB in the beginning and 42.8MB in the end (delta: -9.7MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2022-07-12 07:40:26,309 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 56.6MB. Free memory was 37.0MB in the beginning and 37.0MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 07:40:26,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 455.37ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 32.9MB in the beginning and 43.5MB in the end (delta: -10.6MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2022-07-12 07:40:26,310 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.39ms. Allocated memory is still 69.2MB. Free memory was 43.5MB in the beginning and 39.0MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-12 07:40:26,311 INFO L158 Benchmark]: Boogie Preprocessor took 59.11ms. Allocated memory is still 69.2MB. Free memory was 39.0MB in the beginning and 34.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-12 07:40:26,312 INFO L158 Benchmark]: RCFGBuilder took 3771.46ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 34.5MB in the beginning and 42.8MB in the end (delta: -8.2MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-07-12 07:40:26,314 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 56.6MB. Free memory was 37.0MB in the beginning and 37.0MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 455.37ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 32.9MB in the beginning and 43.5MB in the end (delta: -10.6MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.39ms. Allocated memory is still 69.2MB. Free memory was 43.5MB in the beginning and 39.0MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.11ms. Allocated memory is still 69.2MB. Free memory was 39.0MB in the beginning and 34.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3771.46ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 34.5MB in the beginning and 42.8MB in the end (delta: -8.2MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-07-12 07:40:26,367 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?