./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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9 --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 [2023-12-03 04:39:52,912 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:39:52,997 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:39:53,002 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:39:53,003 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:39:53,026 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:39:53,027 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:39:53,027 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:39:53,028 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:39:53,029 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:39:53,029 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:39:53,030 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:39:53,030 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:39:53,031 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:39:53,031 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:39:53,032 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:39:53,032 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:39:53,033 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:39:53,033 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:39:53,034 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:39:53,034 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:39:53,035 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:39:53,035 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:39:53,036 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:39:53,036 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:39:53,037 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:39:53,037 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:39:53,038 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:39:53,038 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:39:53,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:39:53,039 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:39:53,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:39:53,040 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:39:53,040 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_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 [2023-12-03 04:39:53,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:39:53,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:39:53,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:39:53,312 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:39:53,312 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:39:53,313 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-12-03 04:39:56,026 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:39:56,237 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:39:56,238 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-12-03 04:39:56,247 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/data/1f98bb855/6d6d648040f6455485b17e269319e164/FLAGca48313e1 [2023-12-03 04:39:56,262 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/data/1f98bb855/6d6d648040f6455485b17e269319e164 [2023-12-03 04:39:56,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:39:56,266 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:39:56,267 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:39:56,267 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:39:56,272 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:39:56,273 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:39:56" (1/1) ... [2023-12-03 04:39:56,274 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@85941f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:56, skipping insertion in model container [2023-12-03 04:39:56,274 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:39:56" (1/1) ... [2023-12-03 04:39:56,302 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:39:56,460 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_f22214ef-46be-4ec1-931e-e2d6a046ccf8/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5378,5391] [2023-12-03 04:39:56,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:39:56,476 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:39:56,509 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_f22214ef-46be-4ec1-931e-e2d6a046ccf8/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5378,5391] [2023-12-03 04:39:56,511 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:39:56,520 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:39:56,520 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:39:56,526 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:39:56,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:56 WrapperNode [2023-12-03 04:39:56,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:39:56,527 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:39:56,528 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:39:56,528 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:39:56,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:56" (1/1) ... [2023-12-03 04:39:56,543 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:56" (1/1) ... [2023-12-03 04:39:56,571 INFO L138 Inliner]: procedures = 27, calls = 130, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 184 [2023-12-03 04:39:56,572 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:39:56,573 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:39:56,573 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:39:56,573 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:39:56,580 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:56" (1/1) ... [2023-12-03 04:39:56,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:56" (1/1) ... [2023-12-03 04:39:56,585 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:56" (1/1) ... [2023-12-03 04:39:56,585 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:56" (1/1) ... [2023-12-03 04:39:56,596 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:56" (1/1) ... [2023-12-03 04:39:56,599 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:56" (1/1) ... [2023-12-03 04:39:56,601 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:56" (1/1) ... [2023-12-03 04:39:56,604 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:56" (1/1) ... [2023-12-03 04:39:56,608 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:39:56,609 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:39:56,610 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:39:56,610 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:39:56,611 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:56" (1/1) ... [2023-12-03 04:39:56,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:39:56,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:39:56,640 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:39:56,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:39:56,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:39:56,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:39:56,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:39:56,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:39:56,679 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 04:39:56,679 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 04:39:56,679 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 04:39:56,679 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 04:39:56,679 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 04:39:56,679 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 04:39:56,680 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 04:39:56,680 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 04:39:56,680 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:39:56,680 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:39:56,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:39:56,680 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-12-03 04:39:56,680 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-12-03 04:39:56,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-12-03 04:39:56,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-12-03 04:39:56,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-12-03 04:39:56,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-12-03 04:39:56,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2023-12-03 04:39:56,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2023-12-03 04:39:56,682 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:39:56,682 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:39:56,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:39:56,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:39:56,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:39:56,683 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 04:39:56,803 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:39:56,805 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:39:57,185 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:39:57,280 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) [2023-12-03 04:39:57,284 INFO L158 Benchmark]: Toolchain (without parser) took 1017.56ms. Allocated memory is still 174.1MB. Free memory was 140.1MB in the beginning and 87.7MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-12-03 04:39:57,285 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 121.6MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:39:57,285 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.97ms. Allocated memory is still 174.1MB. Free memory was 139.7MB in the beginning and 126.5MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 04:39:57,286 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.59ms. Allocated memory is still 174.1MB. Free memory was 126.5MB in the beginning and 124.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:39:57,287 INFO L158 Benchmark]: Boogie Preprocessor took 35.96ms. Allocated memory is still 174.1MB. Free memory was 124.4MB in the beginning and 122.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:39:57,287 INFO L158 Benchmark]: RCFGBuilder took 672.93ms. Allocated memory is still 174.1MB. Free memory was 122.4MB in the beginning and 87.7MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-12-03 04:39:57,290 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 121.6MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.97ms. Allocated memory is still 174.1MB. Free memory was 139.7MB in the beginning and 126.5MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.59ms. Allocated memory is still 174.1MB. Free memory was 126.5MB in the beginning and 124.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.96ms. Allocated memory is still 174.1MB. Free memory was 124.4MB in the beginning and 122.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 672.93ms. Allocated memory is still 174.1MB. Free memory was 122.4MB in the beginning and 87.7MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. 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. [2023-12-03 04:39:57,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9 --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 [2023-12-03 04:39:59,360 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:39:59,439 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 04:39:59,470 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:39:59,471 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:39:59,471 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:39:59,472 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:39:59,473 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:39:59,473 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:39:59,474 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:39:59,474 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:39:59,475 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:39:59,475 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:39:59,476 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:39:59,476 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:39:59,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:39:59,478 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:39:59,478 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:39:59,479 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:39:59,479 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:39:59,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:39:59,480 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:39:59,481 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:39:59,481 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:39:59,482 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:39:59,482 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:39:59,483 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:39:59,484 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:39:59,484 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:39:59,485 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:39:59,485 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:39:59,486 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:39:59,486 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:39:59,486 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:39:59,487 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:39:59,487 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:39:59,487 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:39:59,487 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_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 [2023-12-03 04:39:59,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:39:59,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:39:59,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:39:59,814 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:39:59,815 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:39:59,817 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-12-03 04:40:02,586 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:40:02,799 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:40:02,800 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-12-03 04:40:02,810 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/data/1b4334454/c52bec6e7f2943e8921638ea57a0f6a6/FLAGf1100f1d5 [2023-12-03 04:40:02,826 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/data/1b4334454/c52bec6e7f2943e8921638ea57a0f6a6 [2023-12-03 04:40:02,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:40:02,830 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:40:02,832 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:40:02,832 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:40:02,837 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:40:02,838 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:40:02" (1/1) ... [2023-12-03 04:40:02,839 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e8d0657 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:40:02, skipping insertion in model container [2023-12-03 04:40:02,839 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:40:02" (1/1) ... [2023-12-03 04:40:02,873 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:40:03,075 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_f22214ef-46be-4ec1-931e-e2d6a046ccf8/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5378,5391] [2023-12-03 04:40:03,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:40:03,096 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:40:03,133 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_f22214ef-46be-4ec1-931e-e2d6a046ccf8/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5378,5391] [2023-12-03 04:40:03,136 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:40:03,147 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:40:03,147 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:40:03,155 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:40:03,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:40:03 WrapperNode [2023-12-03 04:40:03,156 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:40:03,157 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:40:03,157 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:40:03,157 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:40:03,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:40:03" (1/1) ... [2023-12-03 04:40:03,178 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:40:03" (1/1) ... [2023-12-03 04:40:03,205 INFO L138 Inliner]: procedures = 29, calls = 130, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 173 [2023-12-03 04:40:03,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:40:03,206 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:40:03,206 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:40:03,206 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:40:03,215 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:40:03" (1/1) ... [2023-12-03 04:40:03,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:40:03" (1/1) ... [2023-12-03 04:40:03,221 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:40:03" (1/1) ... [2023-12-03 04:40:03,222 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:40:03" (1/1) ... [2023-12-03 04:40:03,233 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:40:03" (1/1) ... [2023-12-03 04:40:03,236 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:40:03" (1/1) ... [2023-12-03 04:40:03,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:40:03" (1/1) ... [2023-12-03 04:40:03,241 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:40:03" (1/1) ... [2023-12-03 04:40:03,245 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:40:03,246 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:40:03,246 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:40:03,247 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:40:03,247 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:40:03" (1/1) ... [2023-12-03 04:40:03,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:40:03,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:40:03,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:40:03,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:40:03,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:40:03,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:40:03,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:40:03,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:40:03,327 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 04:40:03,327 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 04:40:03,327 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 04:40:03,327 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 04:40:03,327 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 04:40:03,328 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 04:40:03,328 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-03 04:40:03,328 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-03 04:40:03,328 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:40:03,328 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:40:03,328 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-12-03 04:40:03,329 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-12-03 04:40:03,329 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-12-03 04:40:03,329 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-12-03 04:40:03,329 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-12-03 04:40:03,329 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-12-03 04:40:03,329 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2023-12-03 04:40:03,330 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2023-12-03 04:40:03,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:40:03,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:40:03,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:40:03,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:40:03,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:40:03,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:40:03,332 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 04:40:03,477 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:40:03,489 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:40:03,922 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:40:04,038 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) [2023-12-03 04:40:04,042 INFO L158 Benchmark]: Toolchain (without parser) took 1211.59ms. Allocated memory is still 100.7MB. Free memory was 77.1MB in the beginning and 46.5MB in the end (delta: 30.6MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2023-12-03 04:40:04,043 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:40:04,044 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.39ms. Allocated memory is still 100.7MB. Free memory was 76.8MB in the beginning and 63.1MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 04:40:04,044 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.62ms. Allocated memory is still 100.7MB. Free memory was 63.1MB in the beginning and 61.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:40:04,045 INFO L158 Benchmark]: Boogie Preprocessor took 39.51ms. Allocated memory is still 100.7MB. Free memory was 61.0MB in the beginning and 59.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:40:04,046 INFO L158 Benchmark]: RCFGBuilder took 794.52ms. Allocated memory is still 100.7MB. Free memory was 58.7MB in the beginning and 46.5MB in the end (delta: 12.1MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2023-12-03 04:40:04,049 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.39ms. Allocated memory is still 100.7MB. Free memory was 76.8MB in the beginning and 63.1MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.62ms. Allocated memory is still 100.7MB. Free memory was 63.1MB in the beginning and 61.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.51ms. Allocated memory is still 100.7MB. Free memory was 61.0MB in the beginning and 59.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 794.52ms. Allocated memory is still 100.7MB. Free memory was 58.7MB in the beginning and 46.5MB in the end (delta: 12.1MB). Peak memory consumption was 13.1MB. 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. [2023-12-03 04:40:04,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22214ef-46be-4ec1-931e-e2d6a046ccf8/bin/ukojak-verify-Qdu7aM0XO9/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: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?