./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 e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/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_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8 --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-e04fb08 [2022-11-16 11:54:23,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:54:23,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:54:23,073 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:54:23,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:54:23,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:54:23,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:54:23,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:54:23,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:54:23,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:54:23,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:54:23,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:54:23,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:54:23,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:54:23,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:54:23,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:54:23,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:54:23,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:54:23,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:54:23,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:54:23,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:54:23,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:54:23,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:54:23,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:54:23,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:54:23,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:54:23,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:54:23,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:54:23,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:54:23,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:54:23,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:54:23,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:54:23,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:54:23,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:54:23,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:54:23,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:54:23,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:54:23,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:54:23,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:54:23,148 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:54:23,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:54:23,149 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-16 11:54:23,173 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:54:23,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:54:23,174 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:54:23,174 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:54:23,175 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:54:23,175 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:54:23,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:54:23,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:54:23,176 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:54:23,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:54:23,177 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:54:23,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:54:23,177 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:54:23,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:54:23,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:54:23,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:54:23,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:54:23,178 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:54:23,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:54:23,179 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:54:23,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:54:23,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:54:23,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:54:23,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:54:23,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:54:23,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:54:23,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:54:23,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:54:23,181 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:54:23,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:54:23,181 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:54:23,181 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:54:23,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:54:23,182 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_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 [2022-11-16 11:54:23,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:54:23,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:54:23,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:54:23,611 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:54:23,613 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:54:23,614 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-11-16 11:54:23,698 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/data/b82b4ad14/3da814e9326f49edbcc2536799f7fa45/FLAGa137be27c [2022-11-16 11:54:24,418 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:54:24,419 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-11-16 11:54:24,444 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/data/b82b4ad14/3da814e9326f49edbcc2536799f7fa45/FLAGa137be27c [2022-11-16 11:54:24,671 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/data/b82b4ad14/3da814e9326f49edbcc2536799f7fa45 [2022-11-16 11:54:24,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:54:24,677 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:54:24,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:54:24,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:54:24,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:54:24,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:54:24" (1/1) ... [2022-11-16 11:54:24,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f8fde6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:24, skipping insertion in model container [2022-11-16 11:54:24,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:54:24" (1/1) ... [2022-11-16 11:54:24,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:54:24,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:54:25,222 WARN L229 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_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-11-16 11:54:25,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:54:25,413 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:54:25,480 WARN L229 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_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-11-16 11:54:25,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:54:25,602 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:54:25,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:25 WrapperNode [2022-11-16 11:54:25,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:54:25,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:54:25,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:54:25,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:54:25,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:25" (1/1) ... [2022-11-16 11:54:25,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:25" (1/1) ... [2022-11-16 11:54:25,746 INFO L138 Inliner]: procedures = 145, calls = 279, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 558 [2022-11-16 11:54:25,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:54:25,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:54:25,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:54:25,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:54:25,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:25" (1/1) ... [2022-11-16 11:54:25,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:25" (1/1) ... [2022-11-16 11:54:25,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:25" (1/1) ... [2022-11-16 11:54:25,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:25" (1/1) ... [2022-11-16 11:54:25,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:25" (1/1) ... [2022-11-16 11:54:25,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:25" (1/1) ... [2022-11-16 11:54:25,808 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:25" (1/1) ... [2022-11-16 11:54:25,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:25" (1/1) ... [2022-11-16 11:54:25,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:54:25,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:54:25,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:54:25,820 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:54:25,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:25" (1/1) ... [2022-11-16 11:54:25,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:54:25,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:54:25,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:54:25,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:54:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 11:54:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 11:54:25,939 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 11:54:25,939 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 11:54:25,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 11:54:25,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 11:54:25,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 11:54:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-16 11:54:25,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-16 11:54:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 11:54:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-16 11:54:25,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-16 11:54:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-16 11:54:25,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-16 11:54:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 11:54:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-16 11:54:25,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-16 11:54:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 11:54:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-11-16 11:54:25,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-11-16 11:54:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:54:25,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:54:26,251 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:54:26,256 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:54:26,944 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2022-11-16 11:54:26,944 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; [2022-11-16 11:54:29,696 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:54:29,760 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:54:29,760 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 11:54:29,761 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L694 is neither atomic block end nor a sink node. [2022-11-16 11:54:29,762 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) [2022-11-16 11:54:29,775 INFO L158 Benchmark]: Toolchain (without parser) took 5095.30ms. Allocated memory is still 125.8MB. Free memory was 84.7MB in the beginning and 72.9MB in the end (delta: 11.7MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. [2022-11-16 11:54:29,777 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory was 102.8MB in the beginning and 102.7MB in the end (delta: 79.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:54:29,779 INFO L158 Benchmark]: CACSL2BoogieTranslator took 920.74ms. Allocated memory is still 125.8MB. Free memory was 84.5MB in the beginning and 85.8MB in the end (delta: -1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 11:54:29,780 INFO L158 Benchmark]: Boogie Procedure Inliner took 146.89ms. Allocated memory is still 125.8MB. Free memory was 85.8MB in the beginning and 81.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 11:54:29,781 INFO L158 Benchmark]: Boogie Preprocessor took 66.31ms. Allocated memory is still 125.8MB. Free memory was 81.6MB in the beginning and 77.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 11:54:29,783 INFO L158 Benchmark]: RCFGBuilder took 3952.13ms. Allocated memory is still 125.8MB. Free memory was 77.4MB in the beginning and 72.9MB in the end (delta: 4.5MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2022-11-16 11:54:29,795 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory was 102.8MB in the beginning and 102.7MB in the end (delta: 79.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 920.74ms. Allocated memory is still 125.8MB. Free memory was 84.5MB in the beginning and 85.8MB in the end (delta: -1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 146.89ms. Allocated memory is still 125.8MB. Free memory was 85.8MB in the beginning and 81.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.31ms. Allocated memory is still 125.8MB. Free memory was 81.6MB in the beginning and 77.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3952.13ms. Allocated memory is still 125.8MB. Free memory was 77.4MB in the beginning and 72.9MB in the end (delta: 4.5MB). Peak memory consumption was 44.3MB. 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:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 11:54:29,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/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_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8 --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-e04fb08 [2022-11-16 11:54:32,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:54:32,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:54:32,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:54:32,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:54:32,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:54:32,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:54:32,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:54:32,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:54:32,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:54:32,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:54:32,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:54:32,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:54:32,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:54:32,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:54:32,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:54:32,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:54:32,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:54:32,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:54:32,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:54:32,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:54:32,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:54:32,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:54:32,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:54:32,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:54:32,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:54:32,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:54:32,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:54:32,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:54:32,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:54:32,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:54:32,755 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:54:32,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:54:32,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:54:32,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:54:32,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:54:32,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:54:32,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:54:32,767 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:54:32,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:54:32,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:54:32,772 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-16 11:54:32,829 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:54:32,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:54:32,829 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:54:32,830 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:54:32,830 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:54:32,831 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:54:32,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:54:32,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:54:32,832 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:54:32,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:54:32,833 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:54:32,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:54:32,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:54:32,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:54:32,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:54:32,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:54:32,835 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:54:32,835 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 11:54:32,835 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 11:54:32,836 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:54:32,836 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:54:32,836 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:54:32,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:54:32,837 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:54:32,837 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:54:32,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:54:32,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:54:32,838 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:54:32,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:54:32,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:54:32,839 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 11:54:32,839 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 11:54:32,840 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:54:32,840 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:54:32,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:54:32,841 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 11:54:32,841 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_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 [2022-11-16 11:54:33,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:54:33,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:54:33,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:54:33,331 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:54:33,332 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:54:33,334 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-11-16 11:54:33,429 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/data/dea402f6a/f2281da379ae465fa2aedf5988d71c9a/FLAG9d0002449 [2022-11-16 11:54:34,336 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:54:34,346 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2022-11-16 11:54:34,369 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/data/dea402f6a/f2281da379ae465fa2aedf5988d71c9a/FLAG9d0002449 [2022-11-16 11:54:34,515 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/data/dea402f6a/f2281da379ae465fa2aedf5988d71c9a [2022-11-16 11:54:34,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:54:34,522 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:54:34,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:54:34,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:54:34,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:54:34,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:54:34" (1/1) ... [2022-11-16 11:54:34,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78996678 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:34, skipping insertion in model container [2022-11-16 11:54:34,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:54:34" (1/1) ... [2022-11-16 11:54:34,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:54:34,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:54:35,194 WARN L229 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_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-11-16 11:54:35,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:54:35,410 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:54:35,448 WARN L229 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_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2022-11-16 11:54:35,520 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:54:35,591 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:54:35,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:35 WrapperNode [2022-11-16 11:54:35,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:54:35,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:54:35,594 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:54:35,594 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:54:35,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:35" (1/1) ... [2022-11-16 11:54:35,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:35" (1/1) ... [2022-11-16 11:54:35,705 INFO L138 Inliner]: procedures = 149, calls = 279, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 551 [2022-11-16 11:54:35,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:54:35,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:54:35,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:54:35,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:54:35,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:35" (1/1) ... [2022-11-16 11:54:35,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:35" (1/1) ... [2022-11-16 11:54:35,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:35" (1/1) ... [2022-11-16 11:54:35,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:35" (1/1) ... [2022-11-16 11:54:35,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:35" (1/1) ... [2022-11-16 11:54:35,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:35" (1/1) ... [2022-11-16 11:54:35,769 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:35" (1/1) ... [2022-11-16 11:54:35,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:35" (1/1) ... [2022-11-16 11:54:35,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:54:35,781 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:54:35,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:54:35,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:54:35,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:54:35" (1/1) ... [2022-11-16 11:54:35,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:54:35,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:54:35,825 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:54:35,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:54:35,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-16 11:54:35,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 11:54:35,923 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 11:54:35,923 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 11:54:35,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 11:54:35,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 11:54:35,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 11:54:35,924 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-16 11:54:35,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-16 11:54:35,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 11:54:35,925 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-16 11:54:35,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-16 11:54:35,925 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-16 11:54:35,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-16 11:54:35,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-16 11:54:35,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 11:54:35,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 11:54:35,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 11:54:35,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-16 11:54:35,926 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-16 11:54:35,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-16 11:54:35,927 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-11-16 11:54:35,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-11-16 11:54:35,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:54:35,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:54:36,264 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:54:36,267 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:54:37,223 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2022-11-16 11:54:37,224 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; [2022-11-16 11:54:40,951 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:54:40,988 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:54:40,989 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 11:54:40,990 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L694 is neither atomic block end nor a sink node. [2022-11-16 11:54:40,991 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) [2022-11-16 11:54:40,996 INFO L158 Benchmark]: Toolchain (without parser) took 6472.47ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 46.0MB in the beginning and 32.4MB in the end (delta: 13.5MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2022-11-16 11:54:40,997 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 46.1MB. Free memory was 28.4MB in the beginning and 28.4MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:54:40,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1063.94ms. Allocated memory is still 62.9MB. Free memory was 45.8MB in the beginning and 40.9MB in the end (delta: 4.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-16 11:54:40,998 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.45ms. Allocated memory is still 62.9MB. Free memory was 40.6MB in the beginning and 36.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 11:54:40,999 INFO L158 Benchmark]: Boogie Preprocessor took 74.21ms. Allocated memory is still 62.9MB. Free memory was 36.4MB in the beginning and 32.0MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 11:54:41,000 INFO L158 Benchmark]: RCFGBuilder took 5212.40ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 32.0MB in the beginning and 32.4MB in the end (delta: -407.3kB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2022-11-16 11:54:41,004 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 46.1MB. Free memory was 28.4MB in the beginning and 28.4MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1063.94ms. Allocated memory is still 62.9MB. Free memory was 45.8MB in the beginning and 40.9MB in the end (delta: 4.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.45ms. Allocated memory is still 62.9MB. Free memory was 40.6MB in the beginning and 36.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.21ms. Allocated memory is still 62.9MB. Free memory was 36.4MB in the beginning and 32.0MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 5212.40ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 32.0MB in the beginning and 32.4MB in the end (delta: -407.3kB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 11:54:41,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9b74483-4a95-40bb-9c2b-19b72b1f8bdb/bin/uautomizer-tPACEb0tL8/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?