./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 --- Real Ultimate output --- [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-b5237d8 [2022-11-21 16:46:42,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:46:42,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:46:42,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:46:42,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:46:42,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:46:42,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:46:42,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:46:42,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:46:42,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:46:42,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:46:42,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:46:42,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:46:42,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:46:42,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:46:42,660 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:46:42,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:46:42,662 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:46:42,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:46:42,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:46:42,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:46:42,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:46:42,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:46:42,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:46:42,689 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:46:42,689 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:46:42,689 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:46:42,690 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:46:42,691 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:46:42,692 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:46:42,692 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:46:42,693 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:46:42,693 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:46:42,694 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:46:42,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:46:42,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:46:42,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:46:42,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:46:42,697 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:46:42,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:46:42,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:46:42,703 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-21 16:46:42,740 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:46:42,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:46:42,741 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:46:42,741 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:46:42,742 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:46:42,742 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:46:42,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:46:42,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:46:42,746 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:46:42,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:46:42,747 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:46:42,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:46:42,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:46:42,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:46:42,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:46:42,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:46:42,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:46:42,749 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:46:42,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:46:42,749 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:46:42,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:46:42,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:46:42,750 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:46:42,750 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:46:42,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:46:42,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:46:42,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:46:42,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:46:42,751 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:46:42,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:46:42,752 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:46:42,752 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:46:42,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:46:42,752 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_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2022-11-21 16:46:43,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:46:43,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:46:43,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:46:43,051 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:46:43,051 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:46:43,053 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-11-21 16:46:46,043 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:46:46,338 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:46:46,338 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-11-21 16:46:46,353 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/data/b9e64bdf6/c1b718c1705b44ae8f428a0c10c14d2b/FLAGe5918c6f4 [2022-11-21 16:46:46,368 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/data/b9e64bdf6/c1b718c1705b44ae8f428a0c10c14d2b [2022-11-21 16:46:46,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:46:46,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:46:46,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:46:46,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:46:46,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:46:46,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:46:46" (1/1) ... [2022-11-21 16:46:46,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30993ee9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:46, skipping insertion in model container [2022-11-21 16:46:46,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:46:46" (1/1) ... [2022-11-21 16:46:46,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:46:46,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:46:46,755 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_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2022-11-21 16:46:46,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:46:46,933 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:46:46,987 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_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2022-11-21 16:46:47,048 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:46:47,080 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:46:47,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:47 WrapperNode [2022-11-21 16:46:47,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:46:47,082 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:46:47,082 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:46:47,082 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:46:47,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:47" (1/1) ... [2022-11-21 16:46:47,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:47" (1/1) ... [2022-11-21 16:46:47,164 INFO L138 Inliner]: procedures = 147, calls = 289, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 597 [2022-11-21 16:46:47,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:46:47,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:46:47,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:46:47,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:46:47,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:47" (1/1) ... [2022-11-21 16:46:47,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:47" (1/1) ... [2022-11-21 16:46:47,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:47" (1/1) ... [2022-11-21 16:46:47,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:47" (1/1) ... [2022-11-21 16:46:47,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:47" (1/1) ... [2022-11-21 16:46:47,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:47" (1/1) ... [2022-11-21 16:46:47,229 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:47" (1/1) ... [2022-11-21 16:46:47,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:47" (1/1) ... [2022-11-21 16:46:47,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:46:47,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:46:47,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:46:47,239 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:46:47,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:47" (1/1) ... [2022-11-21 16:46:47,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:46:47,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:47,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:47,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:46:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 16:46:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 16:46:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 16:46:47,358 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 16:46:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:46:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:46:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 16:46:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-21 16:46:47,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-21 16:46:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 16:46:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-21 16:46:47,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-21 16:46:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-21 16:46:47,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-21 16:46:47,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:46:47,360 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-21 16:46:47,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-21 16:46:47,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:46:47,361 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-11-21 16:46:47,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-11-21 16:46:47,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:46:47,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:46:47,608 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:46:47,610 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:46:48,096 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2022-11-21 16:46:48,096 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; [2022-11-21 16:46:50,679 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:46:50,751 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:46:50,752 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 16:46:50,753 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2022-11-21 16:46:50,754 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) [2022-11-21 16:46:50,769 INFO L158 Benchmark]: Toolchain (without parser) took 4394.25ms. Allocated memory is still 176.2MB. Free memory was 144.3MB in the beginning and 102.1MB in the end (delta: 42.2MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. [2022-11-21 16:46:50,769 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 121.6MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:46:50,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 706.97ms. Allocated memory is still 176.2MB. Free memory was 144.3MB in the beginning and 118.3MB in the end (delta: 25.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-21 16:46:50,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.82ms. Allocated memory is still 176.2MB. Free memory was 118.3MB in the beginning and 113.3MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 16:46:50,772 INFO L158 Benchmark]: Boogie Preprocessor took 71.07ms. Allocated memory is still 176.2MB. Free memory was 113.3MB in the beginning and 109.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 16:46:50,773 INFO L158 Benchmark]: RCFGBuilder took 3527.39ms. Allocated memory is still 176.2MB. Free memory was 109.2MB in the beginning and 102.1MB in the end (delta: 7.1MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2022-11-21 16:46:50,776 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 121.6MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 706.97ms. Allocated memory is still 176.2MB. Free memory was 144.3MB in the beginning and 118.3MB in the end (delta: 25.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.82ms. Allocated memory is still 176.2MB. Free memory was 118.3MB in the beginning and 113.3MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.07ms. Allocated memory is still 176.2MB. Free memory was 113.3MB in the beginning and 109.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3527.39ms. Allocated memory is still 176.2MB. Free memory was 109.2MB in the beginning and 102.1MB in the end (delta: 7.1MB). Peak memory consumption was 58.7MB. 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. [2022-11-21 16:46:50,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/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_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 --- Real Ultimate output --- [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-b5237d8 [2022-11-21 16:46:53,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:46:53,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:46:53,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:46:53,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:46:53,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:46:53,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:46:53,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:46:53,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:46:53,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:46:53,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:46:53,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:46:53,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:46:53,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:46:53,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:46:53,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:46:53,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:46:53,413 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:46:53,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:46:53,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:46:53,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:46:53,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:46:53,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:46:53,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:46:53,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:46:53,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:46:53,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:46:53,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:46:53,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:46:53,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:46:53,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:46:53,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:46:53,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:46:53,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:46:53,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:46:53,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:46:53,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:46:53,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:46:53,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:46:53,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:46:53,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:46:53,476 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-21 16:46:53,519 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:46:53,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:46:53,520 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:46:53,521 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:46:53,522 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:46:53,522 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:46:53,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:46:53,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:46:53,523 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:46:53,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:46:53,524 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:46:53,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:46:53,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:46:53,525 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:46:53,525 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:46:53,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:46:53,526 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 16:46:53,526 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 16:46:53,526 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 16:46:53,526 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:46:53,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:46:53,527 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:46:53,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:46:53,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:46:53,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:46:53,528 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:46:53,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:46:53,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:46:53,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:46:53,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:46:53,529 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 16:46:53,529 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 16:46:53,529 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:46:53,530 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:46:53,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:46:53,530 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 16:46:53,530 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_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2022-11-21 16:46:53,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:46:54,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:46:54,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:46:54,006 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:46:54,006 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:46:54,008 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-11-21 16:46:57,069 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:46:57,343 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:46:57,343 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-11-21 16:46:57,373 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/data/6a0d37e25/7b2867e967824ecea331483fe376c95d/FLAGc47f7bef8 [2022-11-21 16:46:57,395 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/data/6a0d37e25/7b2867e967824ecea331483fe376c95d [2022-11-21 16:46:57,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:46:57,400 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:46:57,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:46:57,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:46:57,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:46:57,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:46:57" (1/1) ... [2022-11-21 16:46:57,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@532fc890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:57, skipping insertion in model container [2022-11-21 16:46:57,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:46:57" (1/1) ... [2022-11-21 16:46:57,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:46:57,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:46:57,830 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_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2022-11-21 16:46:58,012 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:46:58,030 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:46:58,057 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_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2022-11-21 16:46:58,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:46:58,144 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:46:58,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:58 WrapperNode [2022-11-21 16:46:58,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:46:58,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:46:58,146 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:46:58,146 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:46:58,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:58" (1/1) ... [2022-11-21 16:46:58,180 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:58" (1/1) ... [2022-11-21 16:46:58,237 INFO L138 Inliner]: procedures = 151, calls = 289, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 586 [2022-11-21 16:46:58,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:46:58,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:46:58,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:46:58,238 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:46:58,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:58" (1/1) ... [2022-11-21 16:46:58,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:58" (1/1) ... [2022-11-21 16:46:58,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:58" (1/1) ... [2022-11-21 16:46:58,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:58" (1/1) ... [2022-11-21 16:46:58,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:58" (1/1) ... [2022-11-21 16:46:58,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:58" (1/1) ... [2022-11-21 16:46:58,326 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:58" (1/1) ... [2022-11-21 16:46:58,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:58" (1/1) ... [2022-11-21 16:46:58,335 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:46:58,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:46:58,336 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:46:58,336 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:46:58,337 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:58" (1/1) ... [2022-11-21 16:46:58,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:46:58,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:58,391 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:58,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:46:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-21 16:46:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 16:46:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 16:46:58,428 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 16:46:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:46:58,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:46:58,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 16:46:58,429 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-21 16:46:58,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-21 16:46:58,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 16:46:58,429 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-21 16:46:58,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-21 16:46:58,430 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-21 16:46:58,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-21 16:46:58,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-21 16:46:58,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:46:58,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 16:46:58,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 16:46:58,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-21 16:46:58,431 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-21 16:46:58,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-21 16:46:58,432 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-11-21 16:46:58,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-11-21 16:46:58,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:46:58,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:46:58,617 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:46:58,619 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:46:59,343 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2022-11-21 16:46:59,343 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; [2022-11-21 16:47:02,640 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:47:02,700 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:47:02,700 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 16:47:02,701 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2022-11-21 16:47:02,702 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) [2022-11-21 16:47:02,708 INFO L158 Benchmark]: Toolchain (without parser) took 5306.95ms. Allocated memory was 62.9MB in the beginning and 107.0MB in the end (delta: 44.0MB). Free memory was 32.6MB in the beginning and 55.4MB in the end (delta: -22.9MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2022-11-21 16:47:02,709 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory was 41.2MB in the beginning and 41.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:47:02,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 744.00ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 32.3MB in the beginning and 46.4MB in the end (delta: -14.2MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2022-11-21 16:47:02,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.70ms. Allocated memory is still 88.1MB. Free memory was 46.4MB in the beginning and 64.9MB in the end (delta: -18.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 16:47:02,711 INFO L158 Benchmark]: Boogie Preprocessor took 97.26ms. Allocated memory is still 88.1MB. Free memory was 64.9MB in the beginning and 60.3MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 16:47:02,713 INFO L158 Benchmark]: RCFGBuilder took 4369.95ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 60.3MB in the beginning and 55.4MB in the end (delta: 4.8MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2022-11-21 16:47:02,720 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory was 41.2MB in the beginning and 41.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 744.00ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 32.3MB in the beginning and 46.4MB in the end (delta: -14.2MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.70ms. Allocated memory is still 88.1MB. Free memory was 46.4MB in the beginning and 64.9MB in the end (delta: -18.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.26ms. Allocated memory is still 88.1MB. Free memory was 64.9MB in the beginning and 60.3MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 4369.95ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 60.3MB in the beginning and 55.4MB in the end (delta: 4.8MB). Peak memory consumption was 27.6MB. 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. [2022-11-21 16:47:02,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b5124e-eec5-42d9-90e2-e799ed6eb0f5/bin/uautomizer-vX5HgA9Q3a/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?