./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk --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 f6a420ba5144c69cefe02db203552770c4018653c510d9792e57ffedc3dfc64e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:25:54,802 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:25:54,885 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:25:54,889 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:25:54,890 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:25:54,915 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:25:54,916 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:25:54,916 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:25:54,917 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:25:54,917 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:25:54,918 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:25:54,918 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:25:54,919 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:25:54,919 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:25:54,919 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:25:54,920 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:25:54,920 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:25:54,920 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:25:54,921 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:25:54,921 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:25:54,922 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:25:54,922 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:25:54,923 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:25:54,923 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:25:54,923 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:25:54,924 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:25:54,924 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:25:54,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:25:54,932 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:25:54,932 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:25:54,932 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:25:54,933 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:25:54,933 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:25:54,933 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_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6a420ba5144c69cefe02db203552770c4018653c510d9792e57ffedc3dfc64e [2024-11-08 19:25:55,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:25:55,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:25:55,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:25:55,277 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:25:55,277 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:25:55,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i Unable to find full path for "g++" [2024-11-08 19:25:57,454 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:25:57,683 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:25:57,684 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i [2024-11-08 19:25:57,699 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/data/c123a2f16/ad63c864c020459f82bd82eda9de3e9a/FLAG395b12f52 [2024-11-08 19:25:57,715 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/data/c123a2f16/ad63c864c020459f82bd82eda9de3e9a [2024-11-08 19:25:57,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:25:57,723 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:25:57,728 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:25:57,729 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:25:57,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:25:57,736 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:25:57" (1/1) ... [2024-11-08 19:25:57,737 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a11ef87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:57, skipping insertion in model container [2024-11-08 19:25:57,737 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:25:57" (1/1) ... [2024-11-08 19:25:57,784 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:25:58,337 WARN L250 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_ac92d98c-8689-4103-b7fd-c12b22afe708/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i[31305,31318] [2024-11-08 19:25:58,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:25:58,416 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:25:58,469 WARN L250 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_ac92d98c-8689-4103-b7fd-c12b22afe708/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i[31305,31318] [2024-11-08 19:25:58,477 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:25:58,538 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:25:58,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:58 WrapperNode [2024-11-08 19:25:58,539 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:25:58,540 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:25:58,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:25:58,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:25:58,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:58" (1/1) ... [2024-11-08 19:25:58,569 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:58" (1/1) ... [2024-11-08 19:25:58,634 INFO L138 Inliner]: procedures = 179, calls = 46, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 785 [2024-11-08 19:25:58,635 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:25:58,636 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:25:58,636 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:25:58,636 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:25:58,647 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:58" (1/1) ... [2024-11-08 19:25:58,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:58" (1/1) ... [2024-11-08 19:25:58,653 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:58" (1/1) ... [2024-11-08 19:25:58,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:58" (1/1) ... [2024-11-08 19:25:58,669 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:58" (1/1) ... [2024-11-08 19:25:58,678 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:58" (1/1) ... [2024-11-08 19:25:58,681 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:58" (1/1) ... [2024-11-08 19:25:58,684 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:58" (1/1) ... [2024-11-08 19:25:58,690 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:25:58,691 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:25:58,691 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:25:58,692 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:25:58,692 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:58" (1/1) ... [2024-11-08 19:25:58,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:25:58,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:25:58,731 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:25:58,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:25:58,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 19:25:58,768 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-08 19:25:58,768 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-08 19:25:58,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 19:25:58,768 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2024-11-08 19:25:58,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2024-11-08 19:25:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:25:58,769 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:25:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 19:25:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:25:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:25:58,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:25:58,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:25:58,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 19:25:58,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2024-11-08 19:25:58,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2024-11-08 19:25:58,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:25:58,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:25:58,772 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 19:25:58,922 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:25:58,927 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:25:59,953 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 19:25:59,954 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:26:00,075 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: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) 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) [2024-11-08 19:26:00,080 INFO L158 Benchmark]: Toolchain (without parser) took 2355.56ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 69.3MB in the beginning and 127.5MB in the end (delta: -58.3MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2024-11-08 19:26:00,081 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 130.0MB. Free memory is still 100.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:26:00,081 INFO L158 Benchmark]: CACSL2BoogieTranslator took 811.43ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 69.1MB in the beginning and 136.0MB in the end (delta: -66.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 19:26:00,082 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.43ms. Allocated memory is still 188.7MB. Free memory was 136.0MB in the beginning and 131.1MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:26:00,083 INFO L158 Benchmark]: Boogie Preprocessor took 54.56ms. Allocated memory is still 188.7MB. Free memory was 131.1MB in the beginning and 127.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:26:00,083 INFO L158 Benchmark]: RCFGBuilder took 1386.91ms. Allocated memory is still 188.7MB. Free memory was 127.0MB in the beginning and 127.5MB in the end (delta: -560.8kB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2024-11-08 19:26:00,087 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 130.0MB. Free memory is still 100.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 811.43ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 69.1MB in the beginning and 136.0MB in the end (delta: -66.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.43ms. Allocated memory is still 188.7MB. Free memory was 136.0MB in the beginning and 131.1MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.56ms. Allocated memory is still 188.7MB. Free memory was 131.1MB in the beginning and 127.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1386.91ms. Allocated memory is still 188.7MB. Free memory was 127.0MB in the beginning and 127.5MB in the end (delta: -560.8kB). Peak memory consumption was 46.4MB. 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: ). 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: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:26:00,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk --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 f6a420ba5144c69cefe02db203552770c4018653c510d9792e57ffedc3dfc64e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:26:02,523 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:26:02,633 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:26:02,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:26:02,678 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:26:02,679 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:26:02,679 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:26:02,680 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:26:02,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:26:02,681 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:26:02,681 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:26:02,681 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:26:02,682 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:26:02,682 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:26:02,682 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:26:02,685 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:26:02,686 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:26:02,686 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:26:02,686 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:26:02,687 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:26:02,687 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:26:02,691 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:26:02,691 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:26:02,692 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:26:02,692 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:26:02,692 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:26:02,693 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:26:02,693 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:26:02,693 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:26:02,693 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:26:02,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:26:02,694 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:26:02,694 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:26:02,695 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:26:02,695 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:26:02,695 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:26:02,695 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_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6a420ba5144c69cefe02db203552770c4018653c510d9792e57ffedc3dfc64e [2024-11-08 19:26:03,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:26:03,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:26:03,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:26:03,113 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:26:03,115 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:26:03,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i Unable to find full path for "g++" [2024-11-08 19:26:05,364 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:26:05,699 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:26:05,699 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i [2024-11-08 19:26:05,721 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/data/066cb41a7/c6a7acc0cde94b1d98d9bcb2fe059be6/FLAGc46ac1faf [2024-11-08 19:26:05,946 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/data/066cb41a7/c6a7acc0cde94b1d98d9bcb2fe059be6 [2024-11-08 19:26:05,948 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:26:05,950 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:26:05,951 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:26:05,952 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:26:05,957 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:26:05,958 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:26:05" (1/1) ... [2024-11-08 19:26:05,959 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d8e94a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:05, skipping insertion in model container [2024-11-08 19:26:05,960 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:26:05" (1/1) ... [2024-11-08 19:26:06,009 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:26:06,470 WARN L250 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_ac92d98c-8689-4103-b7fd-c12b22afe708/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i[31305,31318] [2024-11-08 19:26:06,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:26:06,559 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:26:06,621 WARN L250 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_ac92d98c-8689-4103-b7fd-c12b22afe708/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i[31305,31318] [2024-11-08 19:26:06,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:26:06,774 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:26:06,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:06 WrapperNode [2024-11-08 19:26:06,775 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:26:06,777 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:26:06,777 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:26:06,777 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:26:06,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:06" (1/1) ... [2024-11-08 19:26:06,828 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:06" (1/1) ... [2024-11-08 19:26:06,896 INFO L138 Inliner]: procedures = 183, calls = 46, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 782 [2024-11-08 19:26:06,899 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:26:06,900 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:26:06,901 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:26:06,901 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:26:06,921 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:06" (1/1) ... [2024-11-08 19:26:06,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:06" (1/1) ... [2024-11-08 19:26:06,931 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:06" (1/1) ... [2024-11-08 19:26:06,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:06" (1/1) ... [2024-11-08 19:26:06,970 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:06" (1/1) ... [2024-11-08 19:26:06,986 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:06" (1/1) ... [2024-11-08 19:26:06,993 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:06" (1/1) ... [2024-11-08 19:26:07,001 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:06" (1/1) ... [2024-11-08 19:26:07,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:26:07,014 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:26:07,015 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:26:07,015 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:26:07,016 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:06" (1/1) ... [2024-11-08 19:26:07,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:26:07,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:26:07,051 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:26:07,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:26:07,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 19:26:07,094 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-08 19:26:07,094 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-08 19:26:07,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2024-11-08 19:26:07,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2024-11-08 19:26:07,095 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:26:07,095 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:26:07,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 19:26:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:26:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:26:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:26:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 19:26:07,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:26:07,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 19:26:07,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 19:26:07,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2024-11-08 19:26:07,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2024-11-08 19:26:07,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:26:07,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:26:07,102 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 19:26:07,298 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:26:07,300 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:26:08,549 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 19:26:08,550 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:26:08,754 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: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) 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) [2024-11-08 19:26:08,761 INFO L158 Benchmark]: Toolchain (without parser) took 2810.42ms. Allocated memory was 81.8MB in the beginning and 121.6MB in the end (delta: 39.8MB). Free memory was 56.6MB in the beginning and 82.1MB in the end (delta: -25.5MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. [2024-11-08 19:26:08,762 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 81.8MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:26:08,763 INFO L158 Benchmark]: CACSL2BoogieTranslator took 824.46ms. Allocated memory was 81.8MB in the beginning and 121.6MB in the end (delta: 39.8MB). Free memory was 56.3MB in the beginning and 91.1MB in the end (delta: -34.8MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2024-11-08 19:26:08,765 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.38ms. Allocated memory is still 121.6MB. Free memory was 91.1MB in the beginning and 86.2MB in the end (delta: 4.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:26:08,765 INFO L158 Benchmark]: Boogie Preprocessor took 113.93ms. Allocated memory is still 121.6MB. Free memory was 86.2MB in the beginning and 81.4MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 19:26:08,766 INFO L158 Benchmark]: RCFGBuilder took 1744.79ms. Allocated memory is still 121.6MB. Free memory was 81.4MB in the beginning and 82.1MB in the end (delta: -702.2kB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2024-11-08 19:26:08,771 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 81.8MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 824.46ms. Allocated memory was 81.8MB in the beginning and 121.6MB in the end (delta: 39.8MB). Free memory was 56.3MB in the beginning and 91.1MB in the end (delta: -34.8MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.38ms. Allocated memory is still 121.6MB. Free memory was 91.1MB in the beginning and 86.2MB in the end (delta: 4.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.93ms. Allocated memory is still 121.6MB. Free memory was 86.2MB in the beginning and 81.4MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1744.79ms. Allocated memory is still 121.6MB. Free memory was 81.4MB in the beginning and 82.1MB in the end (delta: -702.2kB). Peak memory consumption was 36.8MB. 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: ). 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: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:26:08,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac92d98c-8689-4103-b7fd-c12b22afe708/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?