./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 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 11:34:55,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:34:55,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:34:55,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:34:55,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:34:55,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:34:55,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:34:56,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:34:56,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:34:56,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:34:56,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:34:56,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:34:56,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:34:56,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:34:56,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:34:56,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:34:56,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:34:56,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:34:56,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:34:56,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:34:56,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:34:56,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:34:56,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:34:56,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:34:56,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:34:56,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:34:56,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:34:56,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:34:56,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:34:56,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:34:56,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:34:56,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:34:56,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:34:56,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:34:56,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:34:56,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:34:56,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:34:56,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:34:56,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:34:56,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:34:56,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:34:56,068 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-20 11:34:56,088 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:34:56,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:34:56,089 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:34:56,089 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:34:56,090 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:34:56,090 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:34:56,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:34:56,091 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:34:56,091 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:34:56,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:34:56,092 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:34:56,092 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:34:56,092 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:34:56,092 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:34:56,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:34:56,093 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:34:56,093 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:34:56,093 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:34:56,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:34:56,094 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:34:56,094 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:34:56,094 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:34:56,094 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:34:56,095 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:34:56,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:34:56,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:34:56,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:34:56,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:34:56,097 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:34:56,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:34:56,097 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:34:56,097 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:34:56,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:34:56,098 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 [2022-11-20 11:34:56,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:34:56,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:34:56,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:34:56,438 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:34:56,438 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:34:56,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-11-20 11:34:59,459 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:34:59,722 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:34:59,723 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-11-20 11:34:59,737 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/data/0d9dc1c71/09cec28eb5f24b0f8261f04e384cc4e8/FLAG85a1d1f3d [2022-11-20 11:34:59,752 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/data/0d9dc1c71/09cec28eb5f24b0f8261f04e384cc4e8 [2022-11-20 11:34:59,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:34:59,756 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:34:59,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:34:59,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:34:59,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:34:59,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:34:59" (1/1) ... [2022-11-20 11:34:59,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@512f21b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:34:59, skipping insertion in model container [2022-11-20 11:34:59,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:34:59" (1/1) ... [2022-11-20 11:34:59,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:34:59,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:35:00,167 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-11-20 11:35:00,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:35:00,346 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:35:00,400 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-11-20 11:35:00,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:35:00,542 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:35:00,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:00 WrapperNode [2022-11-20 11:35:00,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:35:00,544 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:35:00,544 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:35:00,544 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:35:00,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:00" (1/1) ... [2022-11-20 11:35:00,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:00" (1/1) ... [2022-11-20 11:35:00,634 INFO L138 Inliner]: procedures = 145, calls = 279, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 558 [2022-11-20 11:35:00,634 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:35:00,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:35:00,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:35:00,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:35:00,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:00" (1/1) ... [2022-11-20 11:35:00,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:00" (1/1) ... [2022-11-20 11:35:00,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:00" (1/1) ... [2022-11-20 11:35:00,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:00" (1/1) ... [2022-11-20 11:35:00,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:00" (1/1) ... [2022-11-20 11:35:00,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:00" (1/1) ... [2022-11-20 11:35:00,716 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:00" (1/1) ... [2022-11-20 11:35:00,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:00" (1/1) ... [2022-11-20 11:35:00,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:35:00,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:35:00,740 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:35:00,740 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:35:00,741 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:00" (1/1) ... [2022-11-20 11:35:00,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:35:00,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:35:00,786 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:35:00,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:35:00,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 11:35:00,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 11:35:00,826 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 11:35:00,826 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 11:35:00,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:35:00,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:35:00,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 11:35:00,826 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-20 11:35:00,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-20 11:35:00,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 11:35:00,827 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-20 11:35:00,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-20 11:35:00,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-20 11:35:00,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-20 11:35:00,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:35:00,827 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-20 11:35:00,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-20 11:35:00,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 11:35:00,828 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-11-20 11:35:00,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-11-20 11:35:00,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:35:00,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:35:01,048 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:35:01,050 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:35:01,562 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2022-11-20 11:35:01,562 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0 != ~__CS_ret~0 % 256;reader_#res#1.base, reader_#res#1.offset := 0, 0; [2022-11-20 11:35:04,090 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:35:04,140 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:35:04,140 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 11:35:04,141 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L694 is neither atomic block end nor a sink node. [2022-11-20 11:35:04,142 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 11:35:04,146 INFO L158 Benchmark]: Toolchain (without parser) took 4389.26ms. Allocated memory was 117.4MB in the beginning and 153.1MB in the end (delta: 35.7MB). Free memory was 68.0MB in the beginning and 58.3MB in the end (delta: 9.7MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. [2022-11-20 11:35:04,147 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:35:04,148 INFO L158 Benchmark]: CACSL2BoogieTranslator took 785.22ms. Allocated memory was 117.4MB in the beginning and 153.1MB in the end (delta: 35.7MB). Free memory was 67.6MB in the beginning and 116.9MB in the end (delta: -49.3MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2022-11-20 11:35:04,148 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.51ms. Allocated memory is still 153.1MB. Free memory was 116.9MB in the beginning and 112.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 11:35:04,149 INFO L158 Benchmark]: Boogie Preprocessor took 103.69ms. Allocated memory is still 153.1MB. Free memory was 112.8MB in the beginning and 108.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 11:35:04,150 INFO L158 Benchmark]: RCFGBuilder took 3405.23ms. Allocated memory is still 153.1MB. Free memory was 108.6MB in the beginning and 58.3MB in the end (delta: 50.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2022-11-20 11:35:04,153 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 117.4MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 785.22ms. Allocated memory was 117.4MB in the beginning and 153.1MB in the end (delta: 35.7MB). Free memory was 67.6MB in the beginning and 116.9MB in the end (delta: -49.3MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.51ms. Allocated memory is still 153.1MB. Free memory was 116.9MB in the beginning and 112.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.69ms. Allocated memory is still 153.1MB. Free memory was 112.8MB in the beginning and 108.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3405.23ms. Allocated memory is still 153.1MB. Free memory was 108.6MB in the beginning and 58.3MB in the end (delta: 50.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 11:35:04,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 11:35:06,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:35:06,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:35:06,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:35:06,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:35:06,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:35:06,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:35:06,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:35:06,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:35:06,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:35:06,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:35:06,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:35:06,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:35:06,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:35:06,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:35:06,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:35:06,813 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:35:06,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:35:06,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:35:06,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:35:06,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:35:06,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:35:06,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:35:06,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:35:06,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:35:06,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:35:06,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:35:06,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:35:06,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:35:06,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:35:06,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:35:06,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:35:06,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:35:06,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:35:06,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:35:06,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:35:06,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:35:06,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:35:06,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:35:06,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:35:06,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:35:06,853 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-20 11:35:06,887 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:35:06,887 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:35:06,888 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:35:06,889 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:35:06,889 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:35:06,890 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:35:06,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:35:06,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:35:06,891 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:35:06,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:35:06,892 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:35:06,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:35:06,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:35:06,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:35:06,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:35:06,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:35:06,894 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 11:35:06,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 11:35:06,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 11:35:06,894 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:35:06,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:35:06,895 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:35:06,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:35:06,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:35:06,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:35:06,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:35:06,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:35:06,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:35:06,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:35:06,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:35:06,897 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 11:35:06,897 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 11:35:06,897 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:35:06,897 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:35:06,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:35:06,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 11:35:06,898 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 [2022-11-20 11:35:07,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:35:07,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:35:07,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:35:07,372 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:35:07,373 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:35:07,374 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-11-20 11:35:10,695 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:35:11,081 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:35:11,091 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-11-20 11:35:11,114 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/data/8b9dad15d/3d30e2361d13469c96aae4163420fe66/FLAG91874061e [2022-11-20 11:35:11,137 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/data/8b9dad15d/3d30e2361d13469c96aae4163420fe66 [2022-11-20 11:35:11,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:35:11,144 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:35:11,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:35:11,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:35:11,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:35:11,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:35:11" (1/1) ... [2022-11-20 11:35:11,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ec078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:11, skipping insertion in model container [2022-11-20 11:35:11,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:35:11" (1/1) ... [2022-11-20 11:35:11,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:35:11,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:35:11,633 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-11-20 11:35:11,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:35:11,833 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:35:11,873 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-11-20 11:35:11,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:35:12,032 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:35:12,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:12 WrapperNode [2022-11-20 11:35:12,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:35:12,033 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:35:12,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:35:12,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:35:12,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:12" (1/1) ... [2022-11-20 11:35:12,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:12" (1/1) ... [2022-11-20 11:35:12,117 INFO L138 Inliner]: procedures = 149, calls = 279, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 551 [2022-11-20 11:35:12,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:35:12,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:35:12,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:35:12,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:35:12,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:12" (1/1) ... [2022-11-20 11:35:12,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:12" (1/1) ... [2022-11-20 11:35:12,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:12" (1/1) ... [2022-11-20 11:35:12,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:12" (1/1) ... [2022-11-20 11:35:12,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:12" (1/1) ... [2022-11-20 11:35:12,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:12" (1/1) ... [2022-11-20 11:35:12,206 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:12" (1/1) ... [2022-11-20 11:35:12,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:12" (1/1) ... [2022-11-20 11:35:12,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:35:12,216 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:35:12,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:35:12,216 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:35:12,217 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:12" (1/1) ... [2022-11-20 11:35:12,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:35:12,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:35:12,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:35:12,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:35:12,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 11:35:12,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 11:35:12,303 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 11:35:12,303 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 11:35:12,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:35:12,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:35:12,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 11:35:12,304 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-20 11:35:12,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-20 11:35:12,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 11:35:12,305 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-20 11:35:12,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-20 11:35:12,305 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-20 11:35:12,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-20 11:35:12,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 11:35:12,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:35:12,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 11:35:12,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 11:35:12,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 11:35:12,306 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-20 11:35:12,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-20 11:35:12,307 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-11-20 11:35:12,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-11-20 11:35:12,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:35:12,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:35:12,543 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:35:12,544 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:35:13,171 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2022-11-20 11:35:13,171 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);reader_#res#1.base, reader_#res#1.offset := 0bv32, 0bv32; [2022-11-20 11:35:16,914 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:35:16,960 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:35:16,961 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 11:35:16,962 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L694 is neither atomic block end nor a sink node. [2022-11-20 11:35:16,962 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 11:35:16,968 INFO L158 Benchmark]: Toolchain (without parser) took 5823.40ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 57.5MB in the beginning and 49.0MB in the end (delta: 8.6MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2022-11-20 11:35:16,970 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory was 45.2MB in the beginning and 45.2MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:35:16,971 INFO L158 Benchmark]: CACSL2BoogieTranslator took 885.38ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 51.8MB in the end (delta: 5.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2022-11-20 11:35:16,972 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.90ms. Allocated memory is still 81.8MB. Free memory was 51.8MB in the beginning and 47.5MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 11:35:16,973 INFO L158 Benchmark]: Boogie Preprocessor took 97.10ms. Allocated memory is still 81.8MB. Free memory was 47.5MB in the beginning and 43.0MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 11:35:16,974 INFO L158 Benchmark]: RCFGBuilder took 4751.26ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 43.0MB in the beginning and 49.0MB in the end (delta: -6.0MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2022-11-20 11:35:16,982 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory was 45.2MB in the beginning and 45.2MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 885.38ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 51.8MB in the end (delta: 5.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.90ms. Allocated memory is still 81.8MB. Free memory was 51.8MB in the beginning and 47.5MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.10ms. Allocated memory is still 81.8MB. Free memory was 47.5MB in the beginning and 43.0MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4751.26ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 43.0MB in the beginning and 49.0MB in the end (delta: -6.0MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 11:35:17,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e925abc6-768d-49cc-bf78-53b073d47cd4/bin/uautomizer-ug76WZFUDN/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?