./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/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_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 72289b7b84ec29dc48aff6fa2f8d521998f594af518139867a01f104107e1865 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:46:20,944 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:46:21,006 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 22:46:21,010 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:46:21,011 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:46:21,033 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:46:21,034 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:46:21,034 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:46:21,035 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:46:21,035 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:46:21,036 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:46:21,037 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:46:21,037 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:46:21,038 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:46:21,038 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:46:21,039 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:46:21,039 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:46:21,040 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:46:21,040 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:46:21,041 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:46:21,041 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:46:21,042 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:46:21,042 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:46:21,043 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:46:21,043 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:46:21,044 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:46:21,044 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:46:21,045 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:46:21,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:46:21,046 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:46:21,046 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:46:21,046 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:46:21,047 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:46:21,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:46:21,047 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:46:21,048 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_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72289b7b84ec29dc48aff6fa2f8d521998f594af518139867a01f104107e1865 [2023-12-02 22:46:21,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:46:21,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:46:21,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:46:21,268 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:46:21,269 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:46:21,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2023-12-02 22:46:24,028 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:46:24,285 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:46:24,285 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2023-12-02 22:46:24,301 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/data/21dbcf6f2/fe2a911d15be49ac980669a9bcac2533/FLAGebe57c5d3 [2023-12-02 22:46:24,313 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/data/21dbcf6f2/fe2a911d15be49ac980669a9bcac2533 [2023-12-02 22:46:24,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:46:24,317 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:46:24,318 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:46:24,318 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:46:24,322 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:46:24,323 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:46:24" (1/1) ... [2023-12-02 22:46:24,324 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@775c968d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:24, skipping insertion in model container [2023-12-02 22:46:24,325 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:46:24" (1/1) ... [2023-12-02 22:46:24,373 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:46:24,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:46:24,649 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:46:24,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:46:24,714 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:46:24,714 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:46:24,720 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:46:24,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:24 WrapperNode [2023-12-02 22:46:24,720 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:46:24,721 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:46:24,721 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:46:24,722 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:46:24,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:24" (1/1) ... [2023-12-02 22:46:24,741 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:24" (1/1) ... [2023-12-02 22:46:24,762 INFO L138 Inliner]: procedures = 173, calls = 32, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 75 [2023-12-02 22:46:24,762 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:46:24,763 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:46:24,763 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:46:24,763 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:46:24,770 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:24" (1/1) ... [2023-12-02 22:46:24,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:24" (1/1) ... [2023-12-02 22:46:24,774 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:24" (1/1) ... [2023-12-02 22:46:24,774 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:24" (1/1) ... [2023-12-02 22:46:24,779 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:24" (1/1) ... [2023-12-02 22:46:24,781 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:24" (1/1) ... [2023-12-02 22:46:24,783 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:24" (1/1) ... [2023-12-02 22:46:24,785 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:24" (1/1) ... [2023-12-02 22:46:24,788 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:46:24,789 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:46:24,789 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:46:24,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:46:24,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:24" (1/1) ... [2023-12-02 22:46:24,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:46:24,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:46:24,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:46:24,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:46:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-02 22:46:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-02 22:46:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:46:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:46:24,858 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:46:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 22:46:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:46:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:46:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:46:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:46:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 22:46:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:46:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:46:24,861 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 22:46:24,974 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:46:24,976 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:46:25,103 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:46:25,134 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: assume { :begin_inline___VERIFIER_atomic_w } true;). 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:356) 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 22:46:25,138 INFO L158 Benchmark]: Toolchain (without parser) took 820.41ms. Allocated memory is still 155.2MB. Free memory was 118.3MB in the beginning and 80.1MB in the end (delta: 38.2MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-12-02 22:46:25,138 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 109.1MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:46:25,139 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.12ms. Allocated memory is still 155.2MB. Free memory was 117.8MB in the beginning and 98.0MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 22:46:25,139 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.27ms. Allocated memory is still 155.2MB. Free memory was 98.0MB in the beginning and 95.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:46:25,140 INFO L158 Benchmark]: Boogie Preprocessor took 24.58ms. Allocated memory is still 155.2MB. Free memory was 95.9MB in the beginning and 94.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:46:25,140 INFO L158 Benchmark]: RCFGBuilder took 347.70ms. Allocated memory is still 155.2MB. Free memory was 94.8MB in the beginning and 80.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 22:46:25,143 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 109.1MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.12ms. Allocated memory is still 155.2MB. Free memory was 117.8MB in the beginning and 98.0MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.27ms. Allocated memory is still 155.2MB. Free memory was 98.0MB in the beginning and 95.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.58ms. Allocated memory is still 155.2MB. Free memory was 95.9MB in the beginning and 94.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 347.70ms. Allocated memory is still 155.2MB. Free memory was 94.8MB in the beginning and 80.1MB in the end (delta: 14.7MB). 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 start of atomic block: assume { :begin_inline___VERIFIER_atomic_w } true;). 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 start of atomic block: assume { :begin_inline___VERIFIER_atomic_w } true;). 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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:46:25,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/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_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/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_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 72289b7b84ec29dc48aff6fa2f8d521998f594af518139867a01f104107e1865 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:46:27,089 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:46:27,157 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 22:46:27,187 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:46:27,188 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:46:27,188 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:46:27,189 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:46:27,190 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:46:27,190 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:46:27,191 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:46:27,191 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:46:27,192 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:46:27,192 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:46:27,193 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:46:27,193 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:46:27,194 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:46:27,194 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:46:27,195 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:46:27,195 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:46:27,196 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:46:27,196 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:46:27,197 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:46:27,197 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:46:27,198 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:46:27,198 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:46:27,199 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:46:27,199 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:46:27,199 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:46:27,200 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:46:27,200 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:46:27,201 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:46:27,201 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:46:27,202 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:46:27,202 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:46:27,203 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:46:27,203 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:46:27,203 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:46:27,203 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:46:27,204 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:46:27,204 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_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72289b7b84ec29dc48aff6fa2f8d521998f594af518139867a01f104107e1865 [2023-12-02 22:46:27,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:46:27,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:46:27,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:46:27,539 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:46:27,540 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:46:27,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2023-12-02 22:46:30,339 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:46:30,581 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:46:30,582 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2023-12-02 22:46:30,598 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/data/183e80d2f/8b7a55d9daff402b852c92bc75153e73/FLAG41e162a12 [2023-12-02 22:46:30,613 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/data/183e80d2f/8b7a55d9daff402b852c92bc75153e73 [2023-12-02 22:46:30,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:46:30,617 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:46:30,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:46:30,619 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:46:30,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:46:30,624 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:46:30" (1/1) ... [2023-12-02 22:46:30,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1be1705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:30, skipping insertion in model container [2023-12-02 22:46:30,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:46:30" (1/1) ... [2023-12-02 22:46:30,676 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:46:31,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:46:31,021 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:46:31,062 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:46:31,101 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:46:31,101 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:46:31,109 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:46:31,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:31 WrapperNode [2023-12-02 22:46:31,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:46:31,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:46:31,111 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:46:31,111 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:46:31,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:31" (1/1) ... [2023-12-02 22:46:31,137 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:31" (1/1) ... [2023-12-02 22:46:31,161 INFO L138 Inliner]: procedures = 176, calls = 32, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 76 [2023-12-02 22:46:31,161 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:46:31,162 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:46:31,162 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:46:31,162 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:46:31,171 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:31" (1/1) ... [2023-12-02 22:46:31,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:31" (1/1) ... [2023-12-02 22:46:31,175 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:31" (1/1) ... [2023-12-02 22:46:31,175 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:31" (1/1) ... [2023-12-02 22:46:31,184 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:31" (1/1) ... [2023-12-02 22:46:31,186 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:31" (1/1) ... [2023-12-02 22:46:31,189 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:31" (1/1) ... [2023-12-02 22:46:31,191 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:31" (1/1) ... [2023-12-02 22:46:31,195 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:46:31,196 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:46:31,196 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:46:31,196 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:46:31,197 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:31" (1/1) ... [2023-12-02 22:46:31,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:46:31,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:46:31,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:46:31,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:46:31,262 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-02 22:46:31,262 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-02 22:46:31,262 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:46:31,262 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:46:31,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 22:46:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:46:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:46:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:46:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 22:46:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:46:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 22:46:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:46:31,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:46:31,265 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 22:46:31,398 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:46:31,400 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:46:31,553 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:46:31,588 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: assume { :begin_inline___VERIFIER_atomic_w } true;). 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:356) 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 22:46:31,593 INFO L158 Benchmark]: Toolchain (without parser) took 975.10ms. Allocated memory is still 109.1MB. Free memory was 83.9MB in the beginning and 41.9MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-12-02 22:46:31,593 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 75.5MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:46:31,594 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.63ms. Allocated memory is still 109.1MB. Free memory was 83.4MB in the beginning and 62.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 22:46:31,594 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.64ms. Allocated memory is still 109.1MB. Free memory was 62.4MB in the beginning and 60.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:46:31,595 INFO L158 Benchmark]: Boogie Preprocessor took 33.18ms. Allocated memory is still 109.1MB. Free memory was 60.3MB in the beginning and 58.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:46:31,596 INFO L158 Benchmark]: RCFGBuilder took 395.33ms. Allocated memory is still 109.1MB. Free memory was 58.7MB in the beginning and 42.0MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 22:46:31,598 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 75.5MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 491.63ms. Allocated memory is still 109.1MB. Free memory was 83.4MB in the beginning and 62.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.64ms. Allocated memory is still 109.1MB. Free memory was 62.4MB in the beginning and 60.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.18ms. Allocated memory is still 109.1MB. Free memory was 60.3MB in the beginning and 58.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 395.33ms. Allocated memory is still 109.1MB. Free memory was 58.7MB in the beginning and 42.0MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: assume { :begin_inline___VERIFIER_atomic_w } true;). 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 start of atomic block: assume { :begin_inline___VERIFIER_atomic_w } true;). 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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:46:31,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7dd93d-3d40-4ba4-8205-4e9e54dbc387/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 start of atomic block: assume { :begin_inline___VERIFIER_atomic_w } true;). Is there illegal control flow (e.g. loops) within an atomic block?