./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-divine/ring_1w1r-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_1w1r-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b7e9feb6929ab81158cc9d6731414a71af210f92cb571da2954e02689fee6d2b ................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_1w1r-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b7e9feb6929ab81158cc9d6731414a71af210f92cb571da2954e02689fee6d2b .................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:09:51,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:09:51,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:09:52,044 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:09:52,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:09:52,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:09:52,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:09:52,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:09:52,059 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:09:52,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:09:52,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:09:52,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:09:52,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:09:52,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:09:52,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:09:52,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:09:52,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:09:52,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:09:52,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:09:52,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:09:52,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:09:52,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:09:52,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:09:52,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:09:52,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:09:52,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:09:52,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:09:52,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:09:52,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:09:52,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:09:52,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:09:52,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:09:52,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:09:52,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:09:52,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:09:52,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:09:52,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:09:52,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:09:52,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:09:52,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:09:52,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:09:52,139 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:09:52,186 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:09:52,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:09:52,188 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:09:52,188 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:09:52,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:09:52,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:09:52,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:09:52,190 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:09:52,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:09:52,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:09:52,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:09:52,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:09:52,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:09:52,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:09:52,200 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:09:52,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:09:52,200 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:09:52,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:09:52,201 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:09:52,201 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:09:52,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:09:52,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:09:52,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:09:52,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:09:52,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:09:52,202 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:09:52,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:09:52,203 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:09:52,203 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_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7e9feb6929ab81158cc9d6731414a71af210f92cb571da2954e02689fee6d2b [2021-10-29 04:09:52,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:09:52,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:09:52,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:09:52,496 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:09:52,497 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:09:52,498 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/pthread-divine/ring_1w1r-2.i [2021-10-29 04:09:52,567 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/data/c4755507c/25f0bc59b1ec447f9bc01f1dd34c97ea/FLAG7bcdeaf33 [2021-10-29 04:09:53,317 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:09:53,324 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/sv-benchmarks/c/pthread-divine/ring_1w1r-2.i [2021-10-29 04:09:53,350 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/data/c4755507c/25f0bc59b1ec447f9bc01f1dd34c97ea/FLAG7bcdeaf33 [2021-10-29 04:09:53,560 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/data/c4755507c/25f0bc59b1ec447f9bc01f1dd34c97ea [2021-10-29 04:09:53,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:09:53,565 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:09:53,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:09:53,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:09:53,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:09:53,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:09:53" (1/1) ... [2021-10-29 04:09:53,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@612ca8be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:53, skipping insertion in model container [2021-10-29 04:09:53,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:09:53" (1/1) ... [2021-10-29 04:09:53,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:09:53,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:09:53,860 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-29 04:09:54,141 WARN L228 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_0df3328d-01e5-4868-a583-52f4b8becfd0/sv-benchmarks/c/pthread-divine/ring_1w1r-2.i[39095,39108] [2021-10-29 04:09:54,146 WARN L228 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_0df3328d-01e5-4868-a583-52f4b8becfd0/sv-benchmarks/c/pthread-divine/ring_1w1r-2.i[39180,39193] [2021-10-29 04:09:54,147 WARN L228 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_0df3328d-01e5-4868-a583-52f4b8becfd0/sv-benchmarks/c/pthread-divine/ring_1w1r-2.i[39232,39245] [2021-10-29 04:09:54,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:09:54,165 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:09:54,180 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-29 04:09:54,217 WARN L228 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_0df3328d-01e5-4868-a583-52f4b8becfd0/sv-benchmarks/c/pthread-divine/ring_1w1r-2.i[39095,39108] [2021-10-29 04:09:54,218 WARN L228 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_0df3328d-01e5-4868-a583-52f4b8becfd0/sv-benchmarks/c/pthread-divine/ring_1w1r-2.i[39180,39193] [2021-10-29 04:09:54,218 WARN L228 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_0df3328d-01e5-4868-a583-52f4b8becfd0/sv-benchmarks/c/pthread-divine/ring_1w1r-2.i[39232,39245] [2021-10-29 04:09:54,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:09:54,288 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:09:54,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:54 WrapperNode [2021-10-29 04:09:54,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:09:54,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:09:54,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:09:54,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:09:54,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:54" (1/1) ... [2021-10-29 04:09:54,344 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:54" (1/1) ... [2021-10-29 04:09:54,394 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:09:54,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:09:54,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:09:54,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:09:54,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:54" (1/1) ... [2021-10-29 04:09:54,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:54" (1/1) ... [2021-10-29 04:09:54,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:54" (1/1) ... [2021-10-29 04:09:54,419 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:54" (1/1) ... [2021-10-29 04:09:54,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:54" (1/1) ... [2021-10-29 04:09:54,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:54" (1/1) ... [2021-10-29 04:09:54,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:54" (1/1) ... [2021-10-29 04:09:54,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:09:54,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:09:54,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:09:54,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:09:54,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:09:54" (1/1) ... [2021-10-29 04:09:54,478 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:09:54,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:09:54,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:09:54,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:09:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure reader_fn [2021-10-29 04:09:54,568 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_fn [2021-10-29 04:09:54,568 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2021-10-29 04:09:54,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2021-10-29 04:09:54,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:09:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:09:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 04:09:54,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 04:09:54,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:09:54,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:09:54,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:09:54,578 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 04:09:55,104 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:09:55,118 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-10-29 04:09:55,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:09:55 BoogieIcfgContainer [2021-10-29 04:09:55,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:09:55,122 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:09:55,122 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:09:55,136 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:09:55,136 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:09:55" (1/1) ... [2021-10-29 04:09:55,137 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:363) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2021-10-29 04:09:55,143 INFO L168 Benchmark]: Toolchain (without parser) took 1575.99 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 66.2 MB in the beginning and 96.6 MB in the end (delta: -30.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:09:55,144 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 98.6 MB. Free memory is still 55.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:09:55,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.87 ms. Allocated memory is still 98.6 MB. Free memory was 66.2 MB in the beginning and 60.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:09:55,146 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.89 ms. Allocated memory is still 98.6 MB. Free memory was 60.8 MB in the beginning and 58.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:09:55,147 INFO L168 Benchmark]: Boogie Preprocessor took 63.87 ms. Allocated memory is still 98.6 MB. Free memory was 58.4 MB in the beginning and 56.7 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:09:55,149 INFO L168 Benchmark]: RCFGBuilder took 661.05 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 56.7 MB in the beginning and 97.6 MB in the end (delta: -40.9 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:09:55,150 INFO L168 Benchmark]: CodeCheck took 18.70 ms. Allocated memory is still 125.8 MB. Free memory was 97.6 MB in the beginning and 96.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:09:55,156 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 98.6 MB. Free memory is still 55.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 720.87 ms. Allocated memory is still 98.6 MB. Free memory was 66.2 MB in the beginning and 60.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.89 ms. Allocated memory is still 98.6 MB. Free memory was 60.8 MB in the beginning and 58.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 63.87 ms. Allocated memory is still 98.6 MB. Free memory was 58.4 MB in the beginning and 56.7 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 661.05 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 56.7 MB in the beginning and 97.6 MB in the end (delta: -40.9 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. * CodeCheck took 18.70 ms. Allocated memory is still 125.8 MB. Free memory was 97.6 MB in the beginning and 96.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 04:09:55,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:09:58,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:09:58,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:09:58,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:09:58,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:09:58,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:09:58,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:09:58,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:09:58,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:09:58,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:09:58,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:09:58,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:09:58,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:09:58,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:09:58,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:09:58,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:09:58,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:09:58,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:09:58,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:09:58,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:09:58,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:09:58,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:09:58,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:09:58,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:09:58,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:09:58,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:09:58,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:09:58,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:09:58,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:09:58,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:09:58,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:09:58,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:09:58,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:09:58,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:09:58,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:09:58,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:09:58,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:09:58,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:09:58,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:09:58,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:09:58,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:09:58,414 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 04:09:58,465 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:09:58,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:09:58,467 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:09:58,467 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:09:58,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:09:58,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:09:58,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:09:58,470 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:09:58,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:09:58,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:09:58,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:09:58,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:09:58,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:09:58,472 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:09:58,473 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:09:58,473 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:09:58,473 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:09:58,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:09:58,474 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:09:58,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:09:58,474 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:09:58,474 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:09:58,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:09:58,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:09:58,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:09:58,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:09:58,476 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:09:58,476 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:09:58,476 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:09:58,476 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:09:58,476 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 04:09:58,477 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:09:58,477 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_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7e9feb6929ab81158cc9d6731414a71af210f92cb571da2954e02689fee6d2b [2021-10-29 04:09:58,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:09:58,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:09:58,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:09:58,959 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:09:58,960 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:09:58,962 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/pthread-divine/ring_1w1r-2.i [2021-10-29 04:09:59,066 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/data/6d0d099dc/a4f4799137604ca585cf6f4526297ab6/FLAGa1bfd7e3e [2021-10-29 04:09:59,900 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:09:59,901 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/sv-benchmarks/c/pthread-divine/ring_1w1r-2.i [2021-10-29 04:09:59,922 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/data/6d0d099dc/a4f4799137604ca585cf6f4526297ab6/FLAGa1bfd7e3e [2021-10-29 04:10:00,120 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/data/6d0d099dc/a4f4799137604ca585cf6f4526297ab6 [2021-10-29 04:10:00,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:10:00,125 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:10:00,126 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:10:00,126 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:10:00,130 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:10:00,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:10:00" (1/1) ... [2021-10-29 04:10:00,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@745566c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:00, skipping insertion in model container [2021-10-29 04:10:00,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:10:00" (1/1) ... [2021-10-29 04:10:00,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:10:00,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:10:00,356 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-29 04:10:00,692 WARN L228 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_0df3328d-01e5-4868-a583-52f4b8becfd0/sv-benchmarks/c/pthread-divine/ring_1w1r-2.i[39095,39108] [2021-10-29 04:10:00,698 WARN L228 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_0df3328d-01e5-4868-a583-52f4b8becfd0/sv-benchmarks/c/pthread-divine/ring_1w1r-2.i[39180,39193] [2021-10-29 04:10:00,699 WARN L228 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_0df3328d-01e5-4868-a583-52f4b8becfd0/sv-benchmarks/c/pthread-divine/ring_1w1r-2.i[39232,39245] [2021-10-29 04:10:00,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:10:00,744 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:10:00,763 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-29 04:10:00,837 WARN L228 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_0df3328d-01e5-4868-a583-52f4b8becfd0/sv-benchmarks/c/pthread-divine/ring_1w1r-2.i[39095,39108] [2021-10-29 04:10:00,843 WARN L228 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_0df3328d-01e5-4868-a583-52f4b8becfd0/sv-benchmarks/c/pthread-divine/ring_1w1r-2.i[39180,39193] [2021-10-29 04:10:00,844 WARN L228 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_0df3328d-01e5-4868-a583-52f4b8becfd0/sv-benchmarks/c/pthread-divine/ring_1w1r-2.i[39232,39245] [2021-10-29 04:10:00,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:10:00,945 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:10:00,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:00 WrapperNode [2021-10-29 04:10:00,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:10:00,947 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:10:00,948 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:10:00,948 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:10:00,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:00" (1/1) ... [2021-10-29 04:10:00,996 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:00" (1/1) ... [2021-10-29 04:10:01,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:10:01,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:10:01,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:10:01,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:10:01,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:00" (1/1) ... [2021-10-29 04:10:01,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:00" (1/1) ... [2021-10-29 04:10:01,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:00" (1/1) ... [2021-10-29 04:10:01,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:00" (1/1) ... [2021-10-29 04:10:01,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:00" (1/1) ... [2021-10-29 04:10:01,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:00" (1/1) ... [2021-10-29 04:10:01,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:00" (1/1) ... [2021-10-29 04:10:01,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:10:01,137 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:10:01,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:10:01,138 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:10:01,139 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:00" (1/1) ... [2021-10-29 04:10:01,147 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:10:01,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:10:01,176 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:10:01,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:10:01,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 04:10:01,259 INFO L130 BoogieDeclarations]: Found specification of procedure reader_fn [2021-10-29 04:10:01,259 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_fn [2021-10-29 04:10:01,259 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2021-10-29 04:10:01,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2021-10-29 04:10:01,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:10:01,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 04:10:01,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 04:10:01,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:10:01,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:10:01,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:10:01,264 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 04:10:01,777 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:10:01,777 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-10-29 04:10:01,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:10:01 BoogieIcfgContainer [2021-10-29 04:10:01,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:10:01,780 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:10:01,780 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:10:01,790 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:10:01,790 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:10:01" (1/1) ... [2021-10-29 04:10:01,791 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:363) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2021-10-29 04:10:01,795 INFO L168 Benchmark]: Toolchain (without parser) took 1668.93 ms. Allocated memory was 73.4 MB in the beginning and 100.7 MB in the end (delta: 27.3 MB). Free memory was 52.5 MB in the beginning and 69.5 MB in the end (delta: -17.0 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:10:01,796 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 73.4 MB. Free memory was 53.8 MB in the beginning and 53.8 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:10:01,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 820.25 ms. Allocated memory is still 73.4 MB. Free memory was 52.2 MB in the beginning and 40.9 MB in the end (delta: 11.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:10:01,798 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.01 ms. Allocated memory is still 73.4 MB. Free memory was 40.9 MB in the beginning and 38.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:10:01,799 INFO L168 Benchmark]: Boogie Preprocessor took 89.26 ms. Allocated memory is still 73.4 MB. Free memory was 38.5 MB in the beginning and 36.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:10:01,799 INFO L168 Benchmark]: RCFGBuilder took 642.62 ms. Allocated memory was 73.4 MB in the beginning and 100.7 MB in the end (delta: 27.3 MB). Free memory was 36.5 MB in the beginning and 70.3 MB in the end (delta: -33.8 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:10:01,800 INFO L168 Benchmark]: CodeCheck took 13.01 ms. Allocated memory is still 100.7 MB. Free memory was 70.3 MB in the beginning and 69.5 MB in the end (delta: 864.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:10:01,804 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 73.4 MB. Free memory was 53.8 MB in the beginning and 53.8 MB in the end (delta: 54.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 820.25 ms. Allocated memory is still 73.4 MB. Free memory was 52.2 MB in the beginning and 40.9 MB in the end (delta: 11.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 98.01 ms. Allocated memory is still 73.4 MB. Free memory was 40.9 MB in the beginning and 38.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 89.26 ms. Allocated memory is still 73.4 MB. Free memory was 38.5 MB in the beginning and 36.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 642.62 ms. Allocated memory was 73.4 MB in the beginning and 100.7 MB in the end (delta: 27.3 MB). Free memory was 36.5 MB in the beginning and 70.3 MB in the end (delta: -33.8 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * CodeCheck took 13.01 ms. Allocated memory is still 100.7 MB. Free memory was 70.3 MB in the beginning and 69.5 MB in the end (delta: 864.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 04:10:01,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df3328d-01e5-4868-a583-52f4b8becfd0/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...