./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/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_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/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_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/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 69a3560a89bb35c8c81d2aea87ba8845d78238fa641b06d2b772cf5882c5c8f6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:05:17,336 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:05:17,401 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:05:17,406 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:05:17,406 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:05:17,429 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:05:17,430 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:05:17,430 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:05:17,431 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:05:17,432 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:05:17,432 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:05:17,433 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:05:17,433 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:05:17,434 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:05:17,434 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:05:17,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:05:17,435 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:05:17,436 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:05:17,436 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:05:17,437 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:05:17,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:05:17,440 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:05:17,441 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:05:17,441 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:05:17,442 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:05:17,442 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:05:17,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:05:17,443 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:05:17,443 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:05:17,444 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:05:17,444 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:05:17,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:05:17,445 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:05:17,445 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_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69a3560a89bb35c8c81d2aea87ba8845d78238fa641b06d2b772cf5882c5c8f6 [2023-12-02 22:05:17,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:05:17,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:05:17,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:05:17,674 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:05:17,674 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:05:17,676 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c [2023-12-02 22:05:23,033 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:05:23,313 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:05:23,313 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c [2023-12-02 22:05:23,322 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/data/8aa29c8c3/738b39a1c41c4511b5677ac84e09afab/FLAGa9911f995 [2023-12-02 22:05:23,661 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/data/8aa29c8c3/738b39a1c41c4511b5677ac84e09afab [2023-12-02 22:05:23,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:05:23,665 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:05:23,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:05:23,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:05:23,670 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:05:23,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:05:23" (1/1) ... [2023-12-02 22:05:23,672 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb235e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:23, skipping insertion in model container [2023-12-02 22:05:23,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:05:23" (1/1) ... [2023-12-02 22:05:23,699 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:05:23,862 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_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c[2678,2691] [2023-12-02 22:05:23,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:05:23,879 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:05:23,902 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_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c[2678,2691] [2023-12-02 22:05:23,903 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:05:23,911 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:05:23,911 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:05:23,919 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:05:23,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:23 WrapperNode [2023-12-02 22:05:23,920 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:05:23,921 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:05:23,921 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:05:23,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:05:23,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:23" (1/1) ... [2023-12-02 22:05:23,934 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:23" (1/1) ... [2023-12-02 22:05:23,956 INFO L138 Inliner]: procedures = 21, calls = 40, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2023-12-02 22:05:23,956 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:05:23,957 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:05:23,957 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:05:23,957 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:05:23,965 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:23" (1/1) ... [2023-12-02 22:05:23,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:23" (1/1) ... [2023-12-02 22:05:23,968 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:23" (1/1) ... [2023-12-02 22:05:23,968 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:23" (1/1) ... [2023-12-02 22:05:23,972 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:23" (1/1) ... [2023-12-02 22:05:23,974 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:23" (1/1) ... [2023-12-02 22:05:23,975 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:23" (1/1) ... [2023-12-02 22:05:23,976 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:23" (1/1) ... [2023-12-02 22:05:23,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:05:23,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:05:23,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:05:23,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:05:23,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:23" (1/1) ... [2023-12-02 22:05:23,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:05:23,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:05:24,007 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:05:24,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:05:24,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:05:24,052 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 22:05:24,052 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 22:05:24,052 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 22:05:24,052 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 22:05:24,052 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:05:24,053 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:05:24,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:05:24,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:05:24,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:05:24,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 22:05:24,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 22:05:24,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:05:24,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:05:24,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:05:24,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:05:24,056 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 22:05:24,182 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:05:24,184 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:05:24,405 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:05:24,470 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) [2023-12-02 22:05:24,475 INFO L158 Benchmark]: Toolchain (without parser) took 809.18ms. Allocated memory is still 159.4MB. Free memory was 122.3MB in the beginning and 90.9MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-02 22:05:24,476 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 96.5MB. Free memory is still 45.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:05:24,476 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.19ms. Allocated memory is still 159.4MB. Free memory was 122.3MB in the beginning and 110.9MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 22:05:24,477 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.65ms. Allocated memory is still 159.4MB. Free memory was 110.9MB in the beginning and 109.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:05:24,478 INFO L158 Benchmark]: Boogie Preprocessor took 21.06ms. Allocated memory is still 159.4MB. Free memory was 109.3MB in the beginning and 108.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:05:24,479 INFO L158 Benchmark]: RCFGBuilder took 494.53ms. Allocated memory is still 159.4MB. Free memory was 108.1MB in the beginning and 90.9MB in the end (delta: 17.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 22:05:24,482 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 96.5MB. Free memory is still 45.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.19ms. Allocated memory is still 159.4MB. Free memory was 122.3MB in the beginning and 110.9MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.65ms. Allocated memory is still 159.4MB. Free memory was 110.9MB in the beginning and 109.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.06ms. Allocated memory is still 159.4MB. Free memory was 109.3MB in the beginning and 108.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 494.53ms. Allocated memory is still 159.4MB. Free memory was 108.1MB in the beginning and 90.9MB in the end (delta: 17.2MB). Peak memory consumption was 18.9MB. 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. [2023-12-02 22:05:24,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/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_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/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_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/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 69a3560a89bb35c8c81d2aea87ba8845d78238fa641b06d2b772cf5882c5c8f6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:05:26,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:05:26,867 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 22:05:26,903 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:05:26,905 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:05:26,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:05:26,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:05:26,907 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:05:26,908 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:05:26,908 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:05:26,909 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:05:26,909 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:05:26,910 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:05:26,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:05:26,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:05:26,912 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:05:26,912 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:05:26,913 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:05:26,913 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:05:26,914 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:05:26,915 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:05:26,915 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:05:26,916 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:05:26,917 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:05:26,917 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:05:26,917 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:05:26,918 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:05:26,918 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:05:26,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:05:26,919 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:05:26,920 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:05:26,920 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:05:26,921 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:05:26,921 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:05:26,921 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:05:26,922 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:05:26,922 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:05:26,922 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_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69a3560a89bb35c8c81d2aea87ba8845d78238fa641b06d2b772cf5882c5c8f6 [2023-12-02 22:05:27,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:05:27,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:05:27,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:05:27,284 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:05:27,285 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:05:27,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c [2023-12-02 22:05:30,063 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:05:30,275 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:05:30,275 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c [2023-12-02 22:05:30,284 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/data/447887e87/c17d2c534165467fb5489cb663aafdf4/FLAGf6e956378 [2023-12-02 22:05:30,299 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/data/447887e87/c17d2c534165467fb5489cb663aafdf4 [2023-12-02 22:05:30,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:05:30,303 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:05:30,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:05:30,305 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:05:30,310 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:05:30,311 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:05:30" (1/1) ... [2023-12-02 22:05:30,312 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@237aeb34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:30, skipping insertion in model container [2023-12-02 22:05:30,312 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:05:30" (1/1) ... [2023-12-02 22:05:30,338 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:05:30,517 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_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c[2678,2691] [2023-12-02 22:05:30,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:05:30,538 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:05:30,562 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_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/sv-benchmarks/c/weaver/parallel-ticket-2.wvr.c[2678,2691] [2023-12-02 22:05:30,563 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:05:30,573 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:05:30,573 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:05:30,582 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:05:30,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:30 WrapperNode [2023-12-02 22:05:30,582 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:05:30,584 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:05:30,584 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:05:30,584 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:05:30,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:30" (1/1) ... [2023-12-02 22:05:30,604 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:30" (1/1) ... [2023-12-02 22:05:30,624 INFO L138 Inliner]: procedures = 23, calls = 40, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2023-12-02 22:05:30,625 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:05:30,626 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:05:30,626 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:05:30,626 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:05:30,635 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:30" (1/1) ... [2023-12-02 22:05:30,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:30" (1/1) ... [2023-12-02 22:05:30,639 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:30" (1/1) ... [2023-12-02 22:05:30,640 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:30" (1/1) ... [2023-12-02 22:05:30,647 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:30" (1/1) ... [2023-12-02 22:05:30,649 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:30" (1/1) ... [2023-12-02 22:05:30,650 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:30" (1/1) ... [2023-12-02 22:05:30,652 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:30" (1/1) ... [2023-12-02 22:05:30,655 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:05:30,656 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:05:30,656 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:05:30,656 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:05:30,657 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:05:30" (1/1) ... [2023-12-02 22:05:30,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:05:30,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:05:30,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:05:30,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:05:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:05:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 22:05:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 22:05:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 22:05:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 22:05:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:05:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:05:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:05:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:05:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 22:05:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 22:05:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 22:05:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:05:30,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:05:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:05:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 22:05:30,742 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 22:05:30,874 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:05:30,877 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:05:31,085 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:05:31,161 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) [2023-12-02 22:05:31,166 INFO L158 Benchmark]: Toolchain (without parser) took 861.59ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 55.8MB in the end (delta: 12.9MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2023-12-02 22:05:31,166 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 69.2MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:05:31,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.94ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 56.9MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 22:05:31,168 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.18ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 55.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:05:31,168 INFO L158 Benchmark]: Boogie Preprocessor took 29.82ms. Allocated memory is still 92.3MB. Free memory was 55.2MB in the beginning and 53.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:05:31,169 INFO L158 Benchmark]: RCFGBuilder took 507.81ms. Allocated memory is still 92.3MB. Free memory was 53.8MB in the beginning and 55.8MB in the end (delta: -2.0MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2023-12-02 22:05:31,172 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 69.2MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.94ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 56.9MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.18ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 55.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.82ms. Allocated memory is still 92.3MB. Free memory was 55.2MB in the beginning and 53.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 507.81ms. Allocated memory is still 92.3MB. Free memory was 53.8MB in the beginning and 55.8MB in the end (delta: -2.0MB). Peak memory consumption was 6.1MB. 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. [2023-12-02 22:05:31,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab683d4-2e7f-4981-b0b0-f358d91b50f9/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?