./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 5e519f3a 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_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/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_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc --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-5e519f3 [2022-11-02 20:47:20,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:47:20,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:47:20,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:47:20,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:47:20,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:47:20,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:47:20,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:47:20,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:47:20,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:47:20,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:47:20,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:47:20,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:47:20,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:47:20,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:47:20,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:47:20,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:47:20,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:47:20,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:47:20,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:47:20,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:47:20,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:47:20,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:47:20,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:47:20,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:47:20,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:47:20,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:47:20,165 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:47:20,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:47:20,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:47:20,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:47:20,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:47:20,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:47:20,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:47:20,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:47:20,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:47:20,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:47:20,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:47:20,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:47:20,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:47:20,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:47:20,177 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 20:47:20,219 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:47:20,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:47:20,220 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:47:20,221 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:47:20,221 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:47:20,222 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:47:20,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:47:20,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:47:20,223 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:47:20,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:47:20,224 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:47:20,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:47:20,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:47:20,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:47:20,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:47:20,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:47:20,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:47:20,226 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:47:20,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:47:20,226 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:47:20,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:47:20,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:47:20,227 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:47:20,227 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:47:20,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:47:20,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:47:20,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:47:20,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:47:20,228 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:47:20,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:47:20,229 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:47:20,229 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:47:20,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:47:20,230 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_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2022-11-02 20:47:20,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:47:20,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:47:20,554 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:47:20,555 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:47:20,556 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:47:20,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-11-02 20:47:20,645 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/data/e67b30bbb/ceafe4849b0948adab3927f3ac44fdab/FLAGa4a639ba3 [2022-11-02 20:47:21,239 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:47:21,240 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-11-02 20:47:21,261 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/data/e67b30bbb/ceafe4849b0948adab3927f3ac44fdab/FLAGa4a639ba3 [2022-11-02 20:47:21,528 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/data/e67b30bbb/ceafe4849b0948adab3927f3ac44fdab [2022-11-02 20:47:21,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:47:21,532 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:47:21,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:47:21,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:47:21,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:47:21,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:47:21" (1/1) ... [2022-11-02 20:47:21,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@491272b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:21, skipping insertion in model container [2022-11-02 20:47:21,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:47:21" (1/1) ... [2022-11-02 20:47:21,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:47:21,595 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:47:21,942 WARN L230 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_7facb304-002d-4df4-b747-f73bcef8cbc7/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2022-11-02 20:47:22,048 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:47:22,067 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:47:22,109 WARN L230 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_7facb304-002d-4df4-b747-f73bcef8cbc7/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2022-11-02 20:47:22,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:47:22,212 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:47:22,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:22 WrapperNode [2022-11-02 20:47:22,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:47:22,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:47:22,214 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:47:22,214 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:47:22,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:22" (1/1) ... [2022-11-02 20:47:22,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:22" (1/1) ... [2022-11-02 20:47:22,305 INFO L138 Inliner]: procedures = 147, calls = 289, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 597 [2022-11-02 20:47:22,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:47:22,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:47:22,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:47:22,307 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:47:22,316 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:22" (1/1) ... [2022-11-02 20:47:22,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:22" (1/1) ... [2022-11-02 20:47:22,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:22" (1/1) ... [2022-11-02 20:47:22,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:22" (1/1) ... [2022-11-02 20:47:22,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:22" (1/1) ... [2022-11-02 20:47:22,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:22" (1/1) ... [2022-11-02 20:47:22,383 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:22" (1/1) ... [2022-11-02 20:47:22,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:22" (1/1) ... [2022-11-02 20:47:22,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:47:22,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:47:22,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:47:22,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:47:22,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:22" (1/1) ... [2022-11-02 20:47:22,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:47:22,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:47:22,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:47:22,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:47:22,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:47:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:47:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:47:22,475 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:47:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:47:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:47:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:47:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-02 20:47:22,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-02 20:47:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:47:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-02 20:47:22,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-02 20:47:22,477 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-02 20:47:22,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-02 20:47:22,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:47:22,477 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-02 20:47:22,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-02 20:47:22,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:47:22,478 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-11-02 20:47:22,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-11-02 20:47:22,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:47:22,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:47:22,708 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:47:22,722 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:47:23,198 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2022-11-02 20:47:23,198 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; [2022-11-02 20:47:25,722 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:47:25,755 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:47:25,755 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-02 20:47:25,756 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2022-11-02 20:47:25,757 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) [2022-11-02 20:47:25,761 INFO L158 Benchmark]: Toolchain (without parser) took 4228.17ms. Allocated memory is still 107.0MB. Free memory was 72.9MB in the beginning and 40.6MB in the end (delta: 32.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-11-02 20:47:25,761 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:47:25,762 INFO L158 Benchmark]: CACSL2BoogieTranslator took 671.94ms. Allocated memory is still 107.0MB. Free memory was 72.7MB in the beginning and 67.4MB in the end (delta: 5.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-02 20:47:25,763 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.30ms. Allocated memory is still 107.0MB. Free memory was 67.4MB in the beginning and 62.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-02 20:47:25,763 INFO L158 Benchmark]: Boogie Preprocessor took 89.96ms. Allocated memory is still 107.0MB. Free memory was 62.9MB in the beginning and 58.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-02 20:47:25,764 INFO L158 Benchmark]: RCFGBuilder took 3362.20ms. Allocated memory is still 107.0MB. Free memory was 58.7MB in the beginning and 40.6MB in the end (delta: 18.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-02 20:47:25,767 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 671.94ms. Allocated memory is still 107.0MB. Free memory was 72.7MB in the beginning and 67.4MB in the end (delta: 5.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.30ms. Allocated memory is still 107.0MB. Free memory was 67.4MB in the beginning and 62.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.96ms. Allocated memory is still 107.0MB. Free memory was 62.9MB in the beginning and 58.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3362.20ms. Allocated memory is still 107.0MB. Free memory was 58.7MB in the beginning and 40.6MB in the end (delta: 18.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-02 20:47:25,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/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_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc --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-5e519f3 [2022-11-02 20:47:28,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:47:28,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:47:28,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:47:28,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:47:28,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:47:28,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:47:28,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:47:28,260 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:47:28,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:47:28,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:47:28,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:47:28,268 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:47:28,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:47:28,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:47:28,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:47:28,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:47:28,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:47:28,274 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:47:28,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:47:28,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:47:28,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:47:28,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:47:28,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:47:28,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:47:28,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:47:28,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:47:28,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:47:28,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:47:28,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:47:28,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:47:28,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:47:28,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:47:28,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:47:28,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:47:28,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:47:28,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:47:28,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:47:28,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:47:28,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:47:28,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:47:28,318 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-02 20:47:28,369 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:47:28,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:47:28,371 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:47:28,371 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:47:28,372 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:47:28,372 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:47:28,373 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:47:28,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:47:28,373 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:47:28,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:47:28,375 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:47:28,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:47:28,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:47:28,375 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:47:28,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:47:28,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:47:28,376 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 20:47:28,376 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 20:47:28,376 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 20:47:28,376 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:47:28,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:47:28,377 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:47:28,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:47:28,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:47:28,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:47:28,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:47:28,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:47:28,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:47:28,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:47:28,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:47:28,379 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 20:47:28,379 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 20:47:28,379 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:47:28,379 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:47:28,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:47:28,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 20:47:28,380 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_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2022-11-02 20:47:28,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:47:28,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:47:28,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:47:28,854 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:47:28,856 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:47:28,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-11-02 20:47:28,932 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/data/5929ceb16/a07af8ef04834076b7a7f92156ce6884/FLAG154d3435e [2022-11-02 20:47:29,558 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:47:29,565 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-11-02 20:47:29,585 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/data/5929ceb16/a07af8ef04834076b7a7f92156ce6884/FLAG154d3435e [2022-11-02 20:47:29,809 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/data/5929ceb16/a07af8ef04834076b7a7f92156ce6884 [2022-11-02 20:47:29,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:47:29,816 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:47:29,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:47:29,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:47:29,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:47:29,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:47:29" (1/1) ... [2022-11-02 20:47:29,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f645fa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:29, skipping insertion in model container [2022-11-02 20:47:29,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:47:29" (1/1) ... [2022-11-02 20:47:29,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:47:29,897 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:47:30,295 WARN L230 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_7facb304-002d-4df4-b747-f73bcef8cbc7/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2022-11-02 20:47:30,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:47:30,473 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:47:30,497 WARN L230 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_7facb304-002d-4df4-b747-f73bcef8cbc7/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2022-11-02 20:47:30,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:47:30,598 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:47:30,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:30 WrapperNode [2022-11-02 20:47:30,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:47:30,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:47:30,601 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:47:30,601 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:47:30,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:30" (1/1) ... [2022-11-02 20:47:30,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:30" (1/1) ... [2022-11-02 20:47:30,742 INFO L138 Inliner]: procedures = 151, calls = 289, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 586 [2022-11-02 20:47:30,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:47:30,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:47:30,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:47:30,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:47:30,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:30" (1/1) ... [2022-11-02 20:47:30,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:30" (1/1) ... [2022-11-02 20:47:30,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:30" (1/1) ... [2022-11-02 20:47:30,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:30" (1/1) ... [2022-11-02 20:47:30,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:30" (1/1) ... [2022-11-02 20:47:30,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:30" (1/1) ... [2022-11-02 20:47:30,857 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:30" (1/1) ... [2022-11-02 20:47:30,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:30" (1/1) ... [2022-11-02 20:47:30,866 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:47:30,867 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:47:30,867 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:47:30,867 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:47:30,868 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:47:30" (1/1) ... [2022-11-02 20:47:30,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:47:30,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:47:30,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:47:30,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:47:30,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-02 20:47:30,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-02 20:47:30,959 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:47:30,959 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:47:30,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:47:30,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:47:30,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:47:30,960 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-02 20:47:30,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-02 20:47:30,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:47:30,960 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-02 20:47:30,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-02 20:47:30,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-02 20:47:30,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-02 20:47:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-02 20:47:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:47:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-02 20:47:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-02 20:47:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-02 20:47:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-02 20:47:30,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-02 20:47:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-11-02 20:47:30,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-11-02 20:47:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:47:30,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:47:31,183 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:47:31,186 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:47:31,875 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2022-11-02 20:47:31,875 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; [2022-11-02 20:47:34,785 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:47:34,856 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:47:34,857 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-02 20:47:34,858 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2022-11-02 20:47:34,859 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) [2022-11-02 20:47:34,866 INFO L158 Benchmark]: Toolchain (without parser) took 5048.84ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 47.5MB in the beginning and 38.4MB in the end (delta: 9.1MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2022-11-02 20:47:34,868 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 69.2MB. Free memory was 49.0MB in the beginning and 49.0MB in the end (delta: 50.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:47:34,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 781.22ms. Allocated memory is still 69.2MB. Free memory was 47.4MB in the beginning and 33.2MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-02 20:47:34,870 INFO L158 Benchmark]: Boogie Procedure Inliner took 142.06ms. Allocated memory is still 69.2MB. Free memory was 33.2MB in the beginning and 48.7MB in the end (delta: -15.5MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2022-11-02 20:47:34,870 INFO L158 Benchmark]: Boogie Preprocessor took 122.40ms. Allocated memory is still 69.2MB. Free memory was 48.7MB in the beginning and 44.0MB in the end (delta: 4.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:47:34,871 INFO L158 Benchmark]: RCFGBuilder took 3996.99ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 44.0MB in the beginning and 38.4MB in the end (delta: 5.6MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2022-11-02 20:47:34,880 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 69.2MB. Free memory was 49.0MB in the beginning and 49.0MB in the end (delta: 50.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 781.22ms. Allocated memory is still 69.2MB. Free memory was 47.4MB in the beginning and 33.2MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 142.06ms. Allocated memory is still 69.2MB. Free memory was 33.2MB in the beginning and 48.7MB in the end (delta: -15.5MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 122.40ms. Allocated memory is still 69.2MB. Free memory was 48.7MB in the beginning and 44.0MB in the end (delta: 4.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3996.99ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 44.0MB in the beginning and 38.4MB in the end (delta: 5.6MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-02 20:47:34,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7facb304-002d-4df4-b747-f73bcef8cbc7/bin/uautomizer-Dbtcem3rbc/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?