./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/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_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk --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 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:52:29,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:52:29,256 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 00:52:29,262 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:52:29,263 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:52:29,293 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:52:29,294 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:52:29,295 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:52:29,296 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:52:29,297 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:52:29,297 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:52:29,298 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:52:29,299 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:52:29,300 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:52:29,300 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:52:29,301 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:52:29,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:52:29,302 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:52:29,303 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:52:29,304 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:52:29,304 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:52:29,305 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:52:29,306 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:52:29,306 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:52:29,307 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:52:29,308 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:52:29,308 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:52:29,309 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:52:29,310 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:52:29,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:52:29,311 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:52:29,312 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:52:29,312 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:52:29,313 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:52:29,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:52:29,314 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_4cbe3251-e790-4a86-9c8f-3c49e30b625b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 [2024-11-09 00:52:29,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:52:29,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:52:29,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:52:29,705 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:52:29,705 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:52:29,707 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i Unable to find full path for "g++" [2024-11-09 00:52:32,177 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:52:32,485 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:52:32,486 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2024-11-09 00:52:32,504 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/data/51c997124/215138d8f1774cc88075d2c098bc2874/FLAG0e80fc22b [2024-11-09 00:52:32,522 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/data/51c997124/215138d8f1774cc88075d2c098bc2874 [2024-11-09 00:52:32,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:52:32,527 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:52:32,529 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:52:32,529 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:52:32,536 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:52:32,537 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:52:32" (1/1) ... [2024-11-09 00:52:32,538 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ec99265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:32, skipping insertion in model container [2024-11-09 00:52:32,539 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:52:32" (1/1) ... [2024-11-09 00:52:32,612 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:52:33,204 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:52:33,219 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:52:33,308 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:52:33,376 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:52:33,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:33 WrapperNode [2024-11-09 00:52:33,377 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:52:33,378 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:52:33,379 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:52:33,379 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:52:33,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:33" (1/1) ... [2024-11-09 00:52:33,403 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:33" (1/1) ... [2024-11-09 00:52:33,428 INFO L138 Inliner]: procedures = 172, calls = 31, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 94 [2024-11-09 00:52:33,429 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:52:33,429 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:52:33,430 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:52:33,430 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:52:33,440 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:33" (1/1) ... [2024-11-09 00:52:33,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:33" (1/1) ... [2024-11-09 00:52:33,444 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:33" (1/1) ... [2024-11-09 00:52:33,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:33" (1/1) ... [2024-11-09 00:52:33,450 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:33" (1/1) ... [2024-11-09 00:52:33,452 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:33" (1/1) ... [2024-11-09 00:52:33,454 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:33" (1/1) ... [2024-11-09 00:52:33,455 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:33" (1/1) ... [2024-11-09 00:52:33,457 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:52:33,458 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:52:33,458 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:52:33,459 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:52:33,459 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:33" (1/1) ... [2024-11-09 00:52:33,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:52:33,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:52:33,504 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:52:33,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:52:33,544 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:52:33,544 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:52:33,544 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:52:33,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:52:33,544 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2024-11-09 00:52:33,545 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2024-11-09 00:52:33,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:52:33,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:52:33,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:52:33,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:52:33,546 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2024-11-09 00:52:33,546 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2024-11-09 00:52:33,548 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:52:33,782 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:52:33,785 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:52:33,986 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:52:33,987 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:52:34,040 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_take_read_lock } true;). 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) [2024-11-09 00:52:34,049 INFO L158 Benchmark]: Toolchain (without parser) took 1521.37ms. Allocated memory is still 151.0MB. Free memory was 107.2MB in the beginning and 100.1MB in the end (delta: 7.1MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2024-11-09 00:52:34,050 INFO L158 Benchmark]: CDTParser took 1.11ms. Allocated memory is still 151.0MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:52:34,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 849.04ms. Allocated memory is still 151.0MB. Free memory was 107.0MB in the beginning and 118.6MB in the end (delta: -11.6MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2024-11-09 00:52:34,051 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.31ms. Allocated memory is still 151.0MB. Free memory was 118.6MB in the beginning and 116.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:52:34,052 INFO L158 Benchmark]: Boogie Preprocessor took 28.03ms. Allocated memory is still 151.0MB. Free memory was 116.4MB in the beginning and 115.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:52:34,054 INFO L158 Benchmark]: RCFGBuilder took 589.05ms. Allocated memory is still 151.0MB. Free memory was 115.2MB in the beginning and 100.1MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:52:34,060 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.11ms. Allocated memory is still 151.0MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 849.04ms. Allocated memory is still 151.0MB. Free memory was 107.0MB in the beginning and 118.6MB in the end (delta: -11.6MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.31ms. Allocated memory is still 151.0MB. Free memory was 118.6MB in the beginning and 116.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.03ms. Allocated memory is still 151.0MB. Free memory was 116.4MB in the beginning and 115.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 589.05ms. Allocated memory is still 151.0MB. Free memory was 115.2MB in the beginning and 100.1MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: assume { :begin_inline___VERIFIER_atomic_take_read_lock } 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_take_read_lock } true;). 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. [2024-11-09 00:52:34,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/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 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_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/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_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk --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 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:52:37,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:52:37,206 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-09 00:52:37,265 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:52:37,266 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:52:37,267 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:52:37,268 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:52:37,268 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:52:37,270 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:52:37,271 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:52:37,272 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:52:37,272 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:52:37,274 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:52:37,275 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:52:37,275 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:52:37,276 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:52:37,276 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:52:37,277 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:52:37,277 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:52:37,283 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:52:37,283 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:52:37,284 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:52:37,284 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:52:37,285 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:52:37,285 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:52:37,286 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:52:37,286 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:52:37,287 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:52:37,288 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:37,289 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:52:37,290 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:52:37,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:52:37,291 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:52:37,292 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:52:37,292 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:52:37,293 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:52:37,293 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:37,293 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:52:37,294 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_4cbe3251-e790-4a86-9c8f-3c49e30b625b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 [2024-11-09 00:52:37,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:52:37,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:52:37,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:52:37,877 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:52:37,878 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:52:37,880 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i Unable to find full path for "g++" [2024-11-09 00:52:40,514 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:52:40,948 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:52:40,949 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2024-11-09 00:52:40,970 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/data/0fc41a93f/9f47791fac9440b2a1a3315ea1e2beee/FLAG93994cdec [2024-11-09 00:52:40,993 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/data/0fc41a93f/9f47791fac9440b2a1a3315ea1e2beee [2024-11-09 00:52:40,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:52:40,999 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:52:41,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:52:41,004 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:52:41,010 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:52:41,011 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:52:40" (1/1) ... [2024-11-09 00:52:41,015 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fe8a952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:41, skipping insertion in model container [2024-11-09 00:52:41,016 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:52:40" (1/1) ... [2024-11-09 00:52:41,085 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:52:41,694 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:52:41,713 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:52:41,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:52:41,906 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:52:41,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:41 WrapperNode [2024-11-09 00:52:41,907 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:52:41,921 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:52:41,921 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:52:41,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:52:41,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:41" (1/1) ... [2024-11-09 00:52:41,961 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:41" (1/1) ... [2024-11-09 00:52:41,991 INFO L138 Inliner]: procedures = 173, calls = 31, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 95 [2024-11-09 00:52:41,991 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:52:41,992 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:52:41,992 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:52:41,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:52:42,009 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:41" (1/1) ... [2024-11-09 00:52:42,011 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:41" (1/1) ... [2024-11-09 00:52:42,020 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:41" (1/1) ... [2024-11-09 00:52:42,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:41" (1/1) ... [2024-11-09 00:52:42,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:41" (1/1) ... [2024-11-09 00:52:42,045 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:41" (1/1) ... [2024-11-09 00:52:42,052 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:41" (1/1) ... [2024-11-09 00:52:42,054 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:41" (1/1) ... [2024-11-09 00:52:42,062 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:52:42,063 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:52:42,064 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:52:42,064 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:52:42,069 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:41" (1/1) ... [2024-11-09 00:52:42,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:52:42,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:52:42,118 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:52:42,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:52:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:52:42,167 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:52:42,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:52:42,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:52:42,168 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2024-11-09 00:52:42,169 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2024-11-09 00:52:42,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:52:42,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:52:42,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:52:42,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:52:42,169 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2024-11-09 00:52:42,170 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2024-11-09 00:52:42,172 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:52:42,383 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:52:42,386 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:52:42,648 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:52:42,648 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:52:42,733 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_take_read_lock } true;). 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) [2024-11-09 00:52:42,741 INFO L158 Benchmark]: Toolchain (without parser) took 1740.65ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 54.8MB in the beginning and 81.2MB in the end (delta: -26.4MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2024-11-09 00:52:42,742 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.3MB in the end (delta: 142.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:52:42,742 INFO L158 Benchmark]: CACSL2BoogieTranslator took 903.93ms. Allocated memory is still 79.7MB. Free memory was 54.6MB in the beginning and 52.6MB in the end (delta: 1.9MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2024-11-09 00:52:42,743 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.75ms. Allocated memory is still 79.7MB. Free memory was 52.6MB in the beginning and 50.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:52:42,744 INFO L158 Benchmark]: Boogie Preprocessor took 70.25ms. Allocated memory is still 79.7MB. Free memory was 50.2MB in the beginning and 48.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:52:42,746 INFO L158 Benchmark]: RCFGBuilder took 675.54ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 48.5MB in the beginning and 81.2MB in the end (delta: -32.7MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2024-11-09 00:52:42,751 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.3MB in the end (delta: 142.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 903.93ms. Allocated memory is still 79.7MB. Free memory was 54.6MB in the beginning and 52.6MB in the end (delta: 1.9MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.75ms. Allocated memory is still 79.7MB. Free memory was 52.6MB in the beginning and 50.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 70.25ms. Allocated memory is still 79.7MB. Free memory was 50.2MB in the beginning and 48.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 675.54ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 48.5MB in the beginning and 81.2MB in the end (delta: -32.7MB). Peak memory consumption was 21.4MB. 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: assume { :begin_inline___VERIFIER_atomic_take_read_lock } 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_take_read_lock } true;). 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. [2024-11-09 00:52:42,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbe3251-e790-4a86-9c8f-3c49e30b625b/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: assume { :begin_inline___VERIFIER_atomic_take_read_lock } true;). Is there illegal control flow (e.g. loops) within an atomic block?