./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ --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 39dcc47a23129180b44ef3e235976e9c499f5290fa3f0e6dd106879ae94f5ae2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:23:06,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:23:06,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:23:06,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:23:06,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:23:06,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:23:06,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:23:06,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:23:06,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:23:06,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:23:06,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:23:06,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:23:06,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:23:06,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:23:06,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:23:06,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:23:06,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:23:06,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:23:06,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:23:06,497 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:23:06,499 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:23:06,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:23:06,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:23:06,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:23:06,514 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:23:06,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:23:06,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:23:06,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:23:06,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:23:06,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:23:06,520 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:23:06,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:23:06,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:23:06,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:23:06,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:23:06,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:23:06,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:23:06,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:23:06,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:23:06,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:23:06,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:23:06,530 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:23:06,575 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:23:06,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:23:06,576 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:23:06,577 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:23:06,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:23:06,578 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:23:06,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:23:06,578 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:23:06,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:23:06,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:23:06,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:23:06,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:23:06,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:23:06,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:23:06,587 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:23:06,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:23:06,587 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:23:06,588 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:23:06,588 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:23:06,588 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:23:06,588 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:23:06,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:06,589 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:23:06,589 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:23:06,589 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:23:06,590 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:23:06,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:23:06,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:23:06,590 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_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39dcc47a23129180b44ef3e235976e9c499f5290fa3f0e6dd106879ae94f5ae2 [2021-11-23 00:23:06,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:23:06,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:23:06,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:23:06,989 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:23:06,989 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:23:06,991 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c [2021-11-23 00:23:07,053 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/data/6ee0264c6/4e4f4411b86843008adaf18cc9bb2f7a/FLAG244009ff1 [2021-11-23 00:23:07,581 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:23:07,583 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c [2021-11-23 00:23:07,595 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/data/6ee0264c6/4e4f4411b86843008adaf18cc9bb2f7a/FLAG244009ff1 [2021-11-23 00:23:07,899 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/data/6ee0264c6/4e4f4411b86843008adaf18cc9bb2f7a [2021-11-23 00:23:07,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:23:07,904 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:23:07,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:07,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:23:07,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:23:07,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:07" (1/1) ... [2021-11-23 00:23:07,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@304054a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:07, skipping insertion in model container [2021-11-23 00:23:07,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:07" (1/1) ... [2021-11-23 00:23:07,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:23:07,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:23:08,296 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_e49bc3d1-89cc-468b-8c4a-a562337064bb/sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c[7978,7991] [2021-11-23 00:23:08,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:08,316 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:23:08,398 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_e49bc3d1-89cc-468b-8c4a-a562337064bb/sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c[7978,7991] [2021-11-23 00:23:08,399 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:08,418 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:23:08,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:08 WrapperNode [2021-11-23 00:23:08,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:08,421 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:08,421 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:23:08,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:23:08,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:08" (1/1) ... [2021-11-23 00:23:08,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:08" (1/1) ... [2021-11-23 00:23:08,492 INFO L137 Inliner]: procedures = 23, calls = 176, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 118 [2021-11-23 00:23:08,493 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:08,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:23:08,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:23:08,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:23:08,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:08" (1/1) ... [2021-11-23 00:23:08,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:08" (1/1) ... [2021-11-23 00:23:08,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:08" (1/1) ... [2021-11-23 00:23:08,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:08" (1/1) ... [2021-11-23 00:23:08,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:08" (1/1) ... [2021-11-23 00:23:08,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:08" (1/1) ... [2021-11-23 00:23:08,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:08" (1/1) ... [2021-11-23 00:23:08,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:23:08,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:23:08,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:23:08,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:23:08,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:08" (1/1) ... [2021-11-23 00:23:08,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:08,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:23:08,598 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:23:08,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:23:08,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:23:08,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 00:23:08,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 00:23:08,656 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 00:23:08,656 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 00:23:08,656 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 00:23:08,656 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 00:23:08,656 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-23 00:23:08,656 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-23 00:23:08,657 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:23:08,657 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:23:08,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:23:08,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:23:08,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:23:08,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:23:08,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:23:08,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:23:08,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:23:08,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:23:08,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:23:08,660 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 00:23:08,794 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:23:08,796 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:23:09,175 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:23:09,341 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:23:09,342 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:23:09,343 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2021-11-23 00:23:09,343 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:304) 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) [2021-11-23 00:23:09,348 INFO L158 Benchmark]: Toolchain (without parser) took 1442.65ms. Allocated memory is still 109.1MB. Free memory was 68.6MB in the beginning and 48.0MB in the end (delta: 20.6MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2021-11-23 00:23:09,348 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:23:09,349 INFO L158 Benchmark]: CACSL2BoogieTranslator took 509.78ms. Allocated memory is still 109.1MB. Free memory was 68.4MB in the beginning and 79.0MB in the end (delta: -10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:23:09,350 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.38ms. Allocated memory is still 109.1MB. Free memory was 79.0MB in the beginning and 76.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:23:09,351 INFO L158 Benchmark]: Boogie Preprocessor took 54.12ms. Allocated memory is still 109.1MB. Free memory was 76.9MB in the beginning and 75.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:23:09,352 INFO L158 Benchmark]: RCFGBuilder took 797.25ms. Allocated memory is still 109.1MB. Free memory was 75.3MB in the beginning and 48.0MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 00:23:09,356 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 509.78ms. Allocated memory is still 109.1MB. Free memory was 68.4MB in the beginning and 79.0MB in the end (delta: -10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.38ms. Allocated memory is still 109.1MB. Free memory was 79.0MB in the beginning and 76.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.12ms. Allocated memory is still 109.1MB. Free memory was 76.9MB in the beginning and 75.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 797.25ms. Allocated memory is still 109.1MB. Free memory was 75.3MB in the beginning and 48.0MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:23:09,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ --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 39dcc47a23129180b44ef3e235976e9c499f5290fa3f0e6dd106879ae94f5ae2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:23:11,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:23:11,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:23:11,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:23:11,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:23:11,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:23:11,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:23:11,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:23:11,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:23:11,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:23:11,877 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:23:11,879 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:23:11,880 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:23:11,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:23:11,885 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:23:11,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:23:11,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:23:11,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:23:11,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:23:11,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:23:11,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:23:11,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:23:11,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:23:11,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:23:11,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:23:11,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:23:11,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:23:11,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:23:11,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:23:11,910 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:23:11,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:23:11,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:23:11,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:23:11,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:23:11,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:23:11,915 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:23:11,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:23:11,916 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:23:11,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:23:11,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:23:11,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:23:11,920 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:23:11,951 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:23:11,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:23:11,953 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:23:11,953 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:23:11,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:23:11,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:23:11,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:23:11,954 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:23:11,955 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:23:11,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:23:11,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:23:11,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:23:11,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:23:11,956 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:23:11,956 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:23:11,956 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:23:11,956 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:23:11,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:23:11,957 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:23:11,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:23:11,957 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:23:11,957 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:23:11,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:23:11,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:11,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:23:11,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:23:11,958 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:23:11,959 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:23:11,959 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:23:11,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:23:11,959 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:23:11,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:23:11,960 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_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39dcc47a23129180b44ef3e235976e9c499f5290fa3f0e6dd106879ae94f5ae2 [2021-11-23 00:23:12,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:23:12,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:23:12,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:23:12,427 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:23:12,429 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:23:12,431 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c [2021-11-23 00:23:12,524 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/data/88e71cc89/25c72e3db8c844dea303d48da5a1d7e6/FLAGc5d1c1cf2 [2021-11-23 00:23:13,037 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:23:13,038 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c [2021-11-23 00:23:13,053 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/data/88e71cc89/25c72e3db8c844dea303d48da5a1d7e6/FLAGc5d1c1cf2 [2021-11-23 00:23:13,382 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/data/88e71cc89/25c72e3db8c844dea303d48da5a1d7e6 [2021-11-23 00:23:13,385 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:23:13,386 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:23:13,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:13,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:23:13,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:23:13,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2e9c42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13, skipping insertion in model container [2021-11-23 00:23:13,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:23:13,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:23:13,754 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_e49bc3d1-89cc-468b-8c4a-a562337064bb/sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c[7978,7991] [2021-11-23 00:23:13,759 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:13,771 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:23:13,818 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_e49bc3d1-89cc-468b-8c4a-a562337064bb/sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c[7978,7991] [2021-11-23 00:23:13,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:13,836 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:23:13,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13 WrapperNode [2021-11-23 00:23:13,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:13,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:13,839 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:23:13,839 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:23:13,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,886 INFO L137 Inliner]: procedures = 25, calls = 176, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 109 [2021-11-23 00:23:13,887 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:13,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:23:13,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:23:13,888 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:23:13,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:23:13,937 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:23:13,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:23:13,938 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:23:13,939 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,946 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:13,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:23:13,975 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:23:14,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:23:14,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:23:14,057 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 00:23:14,057 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 00:23:14,058 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 00:23:14,058 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 00:23:14,058 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 00:23:14,058 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 00:23:14,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:23:14,059 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-23 00:23:14,060 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-23 00:23:14,061 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:23:14,062 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:23:14,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:23:14,062 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 00:23:14,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 00:23:14,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 00:23:14,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:23:14,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:23:14,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:23:14,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 00:23:14,066 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 00:23:14,186 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:23:14,188 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:23:14,720 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:23:14,948 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:23:14,948 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:23:14,949 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2021-11-23 00:23:14,950 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:304) 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) [2021-11-23 00:23:14,953 INFO L158 Benchmark]: Toolchain (without parser) took 1565.69ms. Allocated memory is still 73.4MB. Free memory was 50.7MB in the beginning and 40.1MB in the end (delta: 10.6MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2021-11-23 00:23:14,954 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:23:14,954 INFO L158 Benchmark]: CACSL2BoogieTranslator took 437.63ms. Allocated memory is still 73.4MB. Free memory was 50.5MB in the beginning and 52.0MB in the end (delta: -1.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:23:14,955 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.61ms. Allocated memory is still 73.4MB. Free memory was 52.0MB in the beginning and 50.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:23:14,956 INFO L158 Benchmark]: Boogie Preprocessor took 48.46ms. Allocated memory is still 73.4MB. Free memory was 50.2MB in the beginning and 48.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:23:14,957 INFO L158 Benchmark]: RCFGBuilder took 1014.13ms. Allocated memory is still 73.4MB. Free memory was 48.4MB in the beginning and 40.1MB in the end (delta: 8.3MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2021-11-23 00:23:14,961 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 437.63ms. Allocated memory is still 73.4MB. Free memory was 50.5MB in the beginning and 52.0MB in the end (delta: -1.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.61ms. Allocated memory is still 73.4MB. Free memory was 52.0MB in the beginning and 50.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.46ms. Allocated memory is still 73.4MB. Free memory was 50.2MB in the beginning and 48.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1014.13ms. Allocated memory is still 73.4MB. Free memory was 48.4MB in the beginning and 40.1MB in the end (delta: 8.3MB). Peak memory consumption was 17.0MB. 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:23:15,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e49bc3d1-89cc-468b-8c4a-a562337064bb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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?