./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-bakery-3.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_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/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_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/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_1c7fc797-564c-4bce-8f4a-e2408c645169/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 0f1f05cefb3bd84a08d6d936499ca6f215f6edf0bfbf58f9874b646b6408f7c8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:43:36,549 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:43:36,614 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 00:43:36,618 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:43:36,619 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:43:36,639 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:43:36,640 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:43:36,641 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:43:36,642 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:43:36,642 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:43:36,643 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:43:36,643 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:43:36,644 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:43:36,644 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:43:36,645 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:43:36,645 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:43:36,646 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:43:36,646 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:43:36,647 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:43:36,647 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:43:36,648 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:43:36,651 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:43:36,652 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:43:36,652 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:43:36,653 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:43:36,653 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:43:36,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:43:36,654 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:43:36,654 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:43:36,655 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:43:36,655 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:43:36,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:43:36,655 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:43:36,656 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_1c7fc797-564c-4bce-8f4a-e2408c645169/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f1f05cefb3bd84a08d6d936499ca6f215f6edf0bfbf58f9874b646b6408f7c8 [2023-12-03 00:43:36,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:43:36,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:43:36,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:43:36,891 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:43:36,892 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:43:36,893 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c [2023-12-03 00:43:39,678 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:43:39,841 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:43:39,842 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c [2023-12-03 00:43:39,851 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/data/3d9a88306/77eda9e41a8d4828814b6ba1da4d0cdd/FLAGd86a4ef30 [2023-12-03 00:43:39,865 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/data/3d9a88306/77eda9e41a8d4828814b6ba1da4d0cdd [2023-12-03 00:43:39,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:43:39,869 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:43:39,871 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:43:39,871 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:43:39,875 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:43:39,876 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:43:39" (1/1) ... [2023-12-03 00:43:39,877 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef6f25a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:39, skipping insertion in model container [2023-12-03 00:43:39,878 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:43:39" (1/1) ... [2023-12-03 00:43:39,907 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:43:40,093 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_1c7fc797-564c-4bce-8f4a-e2408c645169/sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c[5465,5478] [2023-12-03 00:43:40,099 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:43:40,109 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:43:40,141 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_1c7fc797-564c-4bce-8f4a-e2408c645169/sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c[5465,5478] [2023-12-03 00:43:40,142 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:43:40,151 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:43:40,151 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:43:40,159 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:43:40,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:40 WrapperNode [2023-12-03 00:43:40,160 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:43:40,161 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:43:40,161 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:43:40,162 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:43:40,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:40" (1/1) ... [2023-12-03 00:43:40,179 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:40" (1/1) ... [2023-12-03 00:43:40,201 INFO L138 Inliner]: procedures = 22, calls = 110, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 102 [2023-12-03 00:43:40,202 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:43:40,202 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:43:40,203 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:43:40,203 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:43:40,212 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:40" (1/1) ... [2023-12-03 00:43:40,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:40" (1/1) ... [2023-12-03 00:43:40,216 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:40" (1/1) ... [2023-12-03 00:43:40,216 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:40" (1/1) ... [2023-12-03 00:43:40,223 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:40" (1/1) ... [2023-12-03 00:43:40,225 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:40" (1/1) ... [2023-12-03 00:43:40,228 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:40" (1/1) ... [2023-12-03 00:43:40,229 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:40" (1/1) ... [2023-12-03 00:43:40,232 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:43:40,234 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:43:40,234 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:43:40,234 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:43:40,235 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:40" (1/1) ... [2023-12-03 00:43:40,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:43:40,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:43:40,265 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:43:40,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:43:40,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:43:40,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 00:43:40,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 00:43:40,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 00:43:40,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 00:43:40,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 00:43:40,299 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 00:43:40,299 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 00:43:40,299 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 00:43:40,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:43:40,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:43:40,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:43:40,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 00:43:40,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 00:43:40,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:43:40,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:43:40,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 00:43:40,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:43:40,303 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 00:43:40,399 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:43:40,400 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:43:40,633 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:43:40,684 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 00:43:40,688 INFO L158 Benchmark]: Toolchain (without parser) took 817.47ms. Allocated memory is still 161.5MB. Free memory was 123.7MB in the beginning and 85.9MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-12-03 00:43:40,688 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 107.0MB. Free memory was 57.9MB in the beginning and 57.8MB in the end (delta: 159.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:43:40,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.75ms. Allocated memory is still 161.5MB. Free memory was 123.2MB in the beginning and 110.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 00:43:40,689 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.71ms. Allocated memory is still 161.5MB. Free memory was 110.6MB in the beginning and 109.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:43:40,690 INFO L158 Benchmark]: Boogie Preprocessor took 30.24ms. Allocated memory is still 161.5MB. Free memory was 109.0MB in the beginning and 107.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:43:40,691 INFO L158 Benchmark]: RCFGBuilder took 452.60ms. Allocated memory is still 161.5MB. Free memory was 107.4MB in the beginning and 85.9MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 00:43:40,694 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 107.0MB. Free memory was 57.9MB in the beginning and 57.8MB in the end (delta: 159.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.75ms. Allocated memory is still 161.5MB. Free memory was 123.2MB in the beginning and 110.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.71ms. Allocated memory is still 161.5MB. Free memory was 110.6MB in the beginning and 109.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.24ms. Allocated memory is still 161.5MB. Free memory was 109.0MB in the beginning and 107.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 452.60ms. Allocated memory is still 161.5MB. Free memory was 107.4MB in the beginning and 85.9MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. 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 00:43:40,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/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_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/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_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/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_1c7fc797-564c-4bce-8f4a-e2408c645169/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 0f1f05cefb3bd84a08d6d936499ca6f215f6edf0bfbf58f9874b646b6408f7c8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:43:42,645 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:43:42,725 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 00:43:42,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:43:42,759 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:43:42,760 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:43:42,761 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:43:42,761 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:43:42,762 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:43:42,762 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:43:42,763 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:43:42,764 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:43:42,764 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:43:42,765 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:43:42,765 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:43:42,766 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:43:42,766 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:43:42,767 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:43:42,767 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:43:42,768 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:43:42,768 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:43:42,769 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:43:42,769 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:43:42,770 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:43:42,770 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:43:42,771 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:43:42,771 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:43:42,772 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:43:42,772 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:43:42,773 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:43:42,773 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:43:42,774 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:43:42,774 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:43:42,775 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:43:42,775 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:43:42,775 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:43:42,776 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:43:42,776 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_1c7fc797-564c-4bce-8f4a-e2408c645169/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f1f05cefb3bd84a08d6d936499ca6f215f6edf0bfbf58f9874b646b6408f7c8 [2023-12-03 00:43:43,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:43:43,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:43:43,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:43:43,118 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:43:43,119 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:43:43,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c [2023-12-03 00:43:45,899 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:43:46,106 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:43:46,107 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c [2023-12-03 00:43:46,116 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/data/5b41d37ea/7926ca775ea24a55b5f5772b820b163f/FLAG3fc8db4ad [2023-12-03 00:43:46,131 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/data/5b41d37ea/7926ca775ea24a55b5f5772b820b163f [2023-12-03 00:43:46,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:43:46,135 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:43:46,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:43:46,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:43:46,142 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:43:46,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:43:46" (1/1) ... [2023-12-03 00:43:46,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18ae2004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:46, skipping insertion in model container [2023-12-03 00:43:46,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:43:46" (1/1) ... [2023-12-03 00:43:46,174 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:43:46,365 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_1c7fc797-564c-4bce-8f4a-e2408c645169/sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c[5465,5478] [2023-12-03 00:43:46,369 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:43:46,383 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:43:46,415 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_1c7fc797-564c-4bce-8f4a-e2408c645169/sv-benchmarks/c/weaver/parallel-bakery-3.wvr.c[5465,5478] [2023-12-03 00:43:46,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:43:46,425 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:43:46,425 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:43:46,431 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:43:46,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:46 WrapperNode [2023-12-03 00:43:46,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:43:46,433 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:43:46,433 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:43:46,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:43:46,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:46" (1/1) ... [2023-12-03 00:43:46,450 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:46" (1/1) ... [2023-12-03 00:43:46,473 INFO L138 Inliner]: procedures = 24, calls = 110, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 95 [2023-12-03 00:43:46,474 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:43:46,475 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:43:46,475 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:43:46,475 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:43:46,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:46" (1/1) ... [2023-12-03 00:43:46,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:46" (1/1) ... [2023-12-03 00:43:46,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:46" (1/1) ... [2023-12-03 00:43:46,488 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:46" (1/1) ... [2023-12-03 00:43:46,498 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:46" (1/1) ... [2023-12-03 00:43:46,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:46" (1/1) ... [2023-12-03 00:43:46,503 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:46" (1/1) ... [2023-12-03 00:43:46,505 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:46" (1/1) ... [2023-12-03 00:43:46,509 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:43:46,510 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:43:46,511 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:43:46,511 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:43:46,512 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:46" (1/1) ... [2023-12-03 00:43:46,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:43:46,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:43:46,542 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:43:46,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:43:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:43:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 00:43:46,591 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 00:43:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 00:43:46,591 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 00:43:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 00:43:46,592 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 00:43:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:43:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 00:43:46,592 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 00:43:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:43:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 00:43:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 00:43:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 00:43:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:43:46,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:43:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:43:46,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 00:43:46,595 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 00:43:46,706 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:43:46,708 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:43:46,990 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:43:47,044 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 00:43:47,048 INFO L158 Benchmark]: Toolchain (without parser) took 912.31ms. Allocated memory is still 119.5MB. Free memory was 97.8MB in the beginning and 85.8MB in the end (delta: 11.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-03 00:43:47,049 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:43:47,049 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.22ms. Allocated memory is still 119.5MB. Free memory was 97.4MB in the beginning and 84.3MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 00:43:47,050 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.42ms. Allocated memory is still 119.5MB. Free memory was 84.3MB in the beginning and 82.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:43:47,051 INFO L158 Benchmark]: Boogie Preprocessor took 34.67ms. Allocated memory is still 119.5MB. Free memory was 82.5MB in the beginning and 80.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:43:47,051 INFO L158 Benchmark]: RCFGBuilder took 536.42ms. Allocated memory is still 119.5MB. Free memory was 80.8MB in the beginning and 85.8MB in the end (delta: -5.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 00:43:47,054 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.22ms. Allocated memory is still 119.5MB. Free memory was 97.4MB in the beginning and 84.3MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.42ms. Allocated memory is still 119.5MB. Free memory was 84.3MB in the beginning and 82.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.67ms. Allocated memory is still 119.5MB. Free memory was 82.5MB in the beginning and 80.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 536.42ms. Allocated memory is still 119.5MB. Free memory was 80.8MB in the beginning and 85.8MB in the end (delta: -5.1MB). Peak memory consumption was 14.7MB. 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. [2023-12-03 00:43:47,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7fc797-564c-4bce-8f4a-e2408c645169/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?