./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --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 e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:56:14,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:56:14,361 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:56:14,371 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:56:14,372 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:56:14,423 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:56:14,424 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:56:14,425 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:56:14,426 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:56:14,432 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:56:14,433 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:56:14,434 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:56:14,435 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:56:14,437 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:56:14,437 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:56:14,438 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:56:14,438 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:56:14,439 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:56:14,439 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:56:14,440 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:56:14,440 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:56:14,441 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:56:14,442 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:56:14,443 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:56:14,443 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:56:14,444 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:56:14,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:14,445 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:56:14,445 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:56:14,446 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:56:14,447 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:56:14,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:56:14,448 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:56:14,448 INFO L153 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_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 [2023-11-24 22:56:14,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:56:14,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:56:14,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:56:14,855 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:56:14,855 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:56:14,859 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-11-24 22:56:18,213 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:56:18,502 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:56:18,502 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-11-24 22:56:18,513 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/data/697176fb6/15b40ead1bc546beab53c579da0e9f95/FLAGea00c3ff6 [2023-11-24 22:56:18,531 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/data/697176fb6/15b40ead1bc546beab53c579da0e9f95 [2023-11-24 22:56:18,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:56:18,537 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:56:18,539 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:18,539 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:56:18,546 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:56:18,547 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:18" (1/1) ... [2023-11-24 22:56:18,550 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58f5f6dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:18, skipping insertion in model container [2023-11-24 22:56:18,550 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:18" (1/1) ... [2023-11-24 22:56:18,607 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:56:18,837 WARN L240 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_4d03bb17-4e0b-46d3-88a4-58a565602484/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5378,5391] [2023-11-24 22:56:18,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:18,859 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:56:18,904 WARN L240 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_4d03bb17-4e0b-46d3-88a4-58a565602484/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5378,5391] [2023-11-24 22:56:18,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:18,917 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:56:18,917 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:56:18,926 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:56:18,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:18 WrapperNode [2023-11-24 22:56:18,927 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:18,928 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:18,929 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:56:18,929 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:56:18,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:18" (1/1) ... [2023-11-24 22:56:18,948 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:18" (1/1) ... [2023-11-24 22:56:18,982 INFO L138 Inliner]: procedures = 27, calls = 130, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 184 [2023-11-24 22:56:18,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:18,983 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:56:18,983 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:56:18,983 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:56:18,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:18" (1/1) ... [2023-11-24 22:56:18,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:18" (1/1) ... [2023-11-24 22:56:19,000 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:18" (1/1) ... [2023-11-24 22:56:19,000 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:18" (1/1) ... [2023-11-24 22:56:19,013 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:18" (1/1) ... [2023-11-24 22:56:19,015 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:18" (1/1) ... [2023-11-24 22:56:19,019 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:18" (1/1) ... [2023-11-24 22:56:19,021 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:18" (1/1) ... [2023-11-24 22:56:19,026 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:56:19,027 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:56:19,027 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:56:19,027 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:56:19,028 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:18" (1/1) ... [2023-11-24 22:56:19,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:19,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:56:19,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:56:19,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:56:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:56:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:56:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:56:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:56:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:56:19,103 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:56:19,104 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:56:19,104 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:56:19,104 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:56:19,104 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:56:19,104 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:56:19,104 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:56:19,105 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:56:19,105 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:56:19,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:56:19,105 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-24 22:56:19,105 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-24 22:56:19,105 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-24 22:56:19,106 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-24 22:56:19,106 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-11-24 22:56:19,106 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-11-24 22:56:19,106 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2023-11-24 22:56:19,106 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2023-11-24 22:56:19,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:56:19,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:56:19,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:56:19,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:56:19,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:56:19,110 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:56:19,244 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:56:19,246 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:56:19,697 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:56:19,820 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-24 22:56:19,825 INFO L158 Benchmark]: Toolchain (without parser) took 1287.58ms. Allocated memory is still 199.2MB. Free memory was 159.7MB in the beginning and 106.8MB in the end (delta: 52.9MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-24 22:56:19,825 INFO L158 Benchmark]: CDTParser took 2.43ms. Allocated memory is still 136.3MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:56:19,826 INFO L158 Benchmark]: CACSL2BoogieTranslator took 388.99ms. Allocated memory is still 199.2MB. Free memory was 159.7MB in the beginning and 146.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:56:19,827 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.05ms. Allocated memory is still 199.2MB. Free memory was 146.6MB in the beginning and 144.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:56:19,828 INFO L158 Benchmark]: Boogie Preprocessor took 43.12ms. Allocated memory is still 199.2MB. Free memory was 144.5MB in the beginning and 142.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:56:19,829 INFO L158 Benchmark]: RCFGBuilder took 796.07ms. Allocated memory is still 199.2MB. Free memory was 142.4MB in the beginning and 106.8MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-24 22:56:19,832 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.43ms. Allocated memory is still 136.3MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 388.99ms. Allocated memory is still 199.2MB. Free memory was 159.7MB in the beginning and 146.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.05ms. Allocated memory is still 199.2MB. Free memory was 146.6MB in the beginning and 144.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.12ms. Allocated memory is still 199.2MB. Free memory was 144.5MB in the beginning and 142.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 796.07ms. Allocated memory is still 199.2MB. Free memory was 142.4MB in the beginning and 106.8MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:56:19,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --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 e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:56:22,776 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:56:22,911 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:56:22,946 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:56:22,948 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:56:22,948 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:56:22,949 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:56:22,950 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:56:22,951 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:56:22,952 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:56:22,952 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:56:22,953 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:56:22,953 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:56:22,954 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:56:22,955 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:56:22,955 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:56:22,956 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:56:22,957 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:56:22,957 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:56:22,958 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:56:22,959 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:56:22,959 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:56:22,960 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:56:22,960 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:56:22,961 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:56:22,961 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:56:22,962 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:56:22,962 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:56:22,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:22,964 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:56:22,964 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:56:22,965 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:56:22,965 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:56:22,966 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:56:22,967 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:56:22,967 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:56:22,968 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:56:22,968 INFO L153 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_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 [2023-11-24 22:56:23,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:56:23,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:56:23,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:56:23,504 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:56:23,505 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:56:23,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-11-24 22:56:27,000 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:56:27,372 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:56:27,374 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-11-24 22:56:27,385 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/data/d59ad7593/8a808579a5274a228b95ec1f050f4c59/FLAG594f780cf [2023-11-24 22:56:27,404 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/data/d59ad7593/8a808579a5274a228b95ec1f050f4c59 [2023-11-24 22:56:27,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:56:27,414 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:56:27,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:27,416 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:56:27,422 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:56:27,423 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:27" (1/1) ... [2023-11-24 22:56:27,424 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ca5405a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:27, skipping insertion in model container [2023-11-24 22:56:27,425 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:27" (1/1) ... [2023-11-24 22:56:27,475 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:56:27,793 WARN L240 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_4d03bb17-4e0b-46d3-88a4-58a565602484/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5378,5391] [2023-11-24 22:56:27,800 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:27,820 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:56:27,859 WARN L240 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_4d03bb17-4e0b-46d3-88a4-58a565602484/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5378,5391] [2023-11-24 22:56:27,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:27,873 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:56:27,874 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:56:27,902 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:56:27,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:27 WrapperNode [2023-11-24 22:56:27,903 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:27,904 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:27,905 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:56:27,905 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:56:27,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:27" (1/1) ... [2023-11-24 22:56:27,941 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:27" (1/1) ... [2023-11-24 22:56:27,989 INFO L138 Inliner]: procedures = 29, calls = 130, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 173 [2023-11-24 22:56:27,989 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:27,991 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:56:27,991 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:56:27,992 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:56:28,003 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:27" (1/1) ... [2023-11-24 22:56:28,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:27" (1/1) ... [2023-11-24 22:56:28,031 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:27" (1/1) ... [2023-11-24 22:56:28,032 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:27" (1/1) ... [2023-11-24 22:56:28,046 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:27" (1/1) ... [2023-11-24 22:56:28,066 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:27" (1/1) ... [2023-11-24 22:56:28,069 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:27" (1/1) ... [2023-11-24 22:56:28,082 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:27" (1/1) ... [2023-11-24 22:56:28,088 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:56:28,089 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:56:28,089 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:56:28,089 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:56:28,090 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:27" (1/1) ... [2023-11-24 22:56:28,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:28,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:56:28,133 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:56:28,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:56:28,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:56:28,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:56:28,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:56:28,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:56:28,196 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:56:28,196 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:56:28,196 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:56:28,197 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:56:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:56:28,197 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:56:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:56:28,198 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:56:28,198 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:56:28,200 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:56:28,201 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-24 22:56:28,201 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-24 22:56:28,201 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-24 22:56:28,201 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-24 22:56:28,202 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-11-24 22:56:28,202 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-11-24 22:56:28,202 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2023-11-24 22:56:28,202 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2023-11-24 22:56:28,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:56:28,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:56:28,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:56:28,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:56:28,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:56:28,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:56:28,206 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:56:28,452 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:56:28,456 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:56:29,057 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:56:29,215 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-24 22:56:29,221 INFO L158 Benchmark]: Toolchain (without parser) took 1807.29ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 46.9MB in the beginning and 35.9MB in the end (delta: 11.1MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2023-11-24 22:56:29,221 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 71.3MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:56:29,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 487.31ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 46.7MB in the beginning and 81.3MB in the end (delta: -34.5MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2023-11-24 22:56:29,223 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.21ms. Allocated memory is still 102.8MB. Free memory was 81.3MB in the beginning and 79.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:56:29,224 INFO L158 Benchmark]: Boogie Preprocessor took 96.88ms. Allocated memory is still 102.8MB. Free memory was 79.2MB in the beginning and 77.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:56:29,225 INFO L158 Benchmark]: RCFGBuilder took 1129.79ms. Allocated memory is still 102.8MB. Free memory was 77.1MB in the beginning and 35.9MB in the end (delta: 41.2MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-24 22:56:29,228 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 71.3MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 487.31ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 46.7MB in the beginning and 81.3MB in the end (delta: -34.5MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.21ms. Allocated memory is still 102.8MB. Free memory was 81.3MB in the beginning and 79.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.88ms. Allocated memory is still 102.8MB. Free memory was 79.2MB in the beginning and 77.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1129.79ms. Allocated memory is still 102.8MB. Free memory was 77.1MB in the beginning and 35.9MB in the end (delta: 41.2MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:56:29,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d03bb17-4e0b-46d3-88a4-58a565602484/bin/ukojak-verify-afCqCEvfdi/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?