./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix032.oepc.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_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/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_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/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_bf5388f3-b276-452f-ab23-794b146d635b/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 f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:56:06,535 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:56:06,626 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:56:06,631 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:56:06,631 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:56:06,655 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:56:06,656 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:56:06,657 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:56:06,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:56:06,658 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:56:06,663 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:56:06,663 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:56:06,663 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:56:06,666 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:56:06,666 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:56:06,667 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:56:06,667 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:56:06,668 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:56:06,668 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:56:06,671 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:56:06,672 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:56:06,672 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:56:06,673 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:56:06,673 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:56:06,677 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:56:06,677 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:56:06,678 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:56:06,678 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:56:06,678 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:56:06,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:56:06,679 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:56:06,679 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:56:06,680 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:56:06,680 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:56:06,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:56:06,682 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_bf5388f3-b276-452f-ab23-794b146d635b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e [2024-11-08 22:56:06,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:56:07,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:56:07,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:56:07,009 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:56:07,009 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:56:07,011 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i Unable to find full path for "g++" [2024-11-08 22:56:09,148 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:56:09,406 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:56:09,406 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/sv-benchmarks/c/pthread-wmm/mix032.oepc.i [2024-11-08 22:56:09,423 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/data/761f8cfb0/76895c316ccb43eabfa8a5e0143b8192/FLAGec62deb60 [2024-11-08 22:56:09,445 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/data/761f8cfb0/76895c316ccb43eabfa8a5e0143b8192 [2024-11-08 22:56:09,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:56:09,450 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:56:09,452 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:56:09,452 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:56:09,461 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:56:09,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:56:09" (1/1) ... [2024-11-08 22:56:09,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d33cb33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:09, skipping insertion in model container [2024-11-08 22:56:09,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:56:09" (1/1) ... [2024-11-08 22:56:09,520 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:56:10,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:56:10,076 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:56:10,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:56:10,206 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:56:10,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:10 WrapperNode [2024-11-08 22:56:10,206 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:56:10,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:56:10,208 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:56:10,208 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:56:10,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:10" (1/1) ... [2024-11-08 22:56:10,235 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:10" (1/1) ... [2024-11-08 22:56:10,262 INFO L138 Inliner]: procedures = 175, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 88 [2024-11-08 22:56:10,263 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:56:10,263 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:56:10,264 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:56:10,264 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:56:10,275 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:10" (1/1) ... [2024-11-08 22:56:10,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:10" (1/1) ... [2024-11-08 22:56:10,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:10" (1/1) ... [2024-11-08 22:56:10,280 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:10" (1/1) ... [2024-11-08 22:56:10,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:10" (1/1) ... [2024-11-08 22:56:10,294 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:10" (1/1) ... [2024-11-08 22:56:10,296 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:10" (1/1) ... [2024-11-08 22:56:10,298 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:10" (1/1) ... [2024-11-08 22:56:10,301 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:56:10,302 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:56:10,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:56:10,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:56:10,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:10" (1/1) ... [2024-11-08 22:56:10,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:56:10,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:56:10,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:56:10,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:56:10,389 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:56:10,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:56:10,389 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:56:10,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:56:10,389 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:56:10,390 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:56:10,390 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:56:10,390 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:56:10,390 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:56:10,390 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:56:10,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:56:10,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:56:10,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:56:10,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:56:10,393 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 22:56:10,549 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:56:10,552 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:56:10,984 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:56:10,984 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:56:11,224 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: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1;~b$w_buff1_used~0 := (if 0 == ~b$w_buff0_used~0 % 256 then 0 else 1);~b$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 22:56:11,239 INFO L158 Benchmark]: Toolchain (without parser) took 1786.76ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 90.6MB in the beginning and 100.6MB in the end (delta: -9.9MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2024-11-08 22:56:11,240 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 146.8MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:56:11,242 INFO L158 Benchmark]: CACSL2BoogieTranslator took 755.19ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 90.3MB in the beginning and 148.8MB in the end (delta: -58.6MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2024-11-08 22:56:11,243 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.50ms. Allocated memory is still 188.7MB. Free memory was 148.8MB in the beginning and 146.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:56:11,244 INFO L158 Benchmark]: Boogie Preprocessor took 38.21ms. Allocated memory is still 188.7MB. Free memory was 146.4MB in the beginning and 144.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:56:11,244 INFO L158 Benchmark]: RCFGBuilder took 933.79ms. Allocated memory is still 188.7MB. Free memory was 144.6MB in the beginning and 100.6MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-08 22:56:11,248 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 146.8MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 755.19ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 90.3MB in the beginning and 148.8MB in the end (delta: -58.6MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.50ms. Allocated memory is still 188.7MB. Free memory was 148.8MB in the beginning and 146.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.21ms. Allocated memory is still 188.7MB. Free memory was 146.4MB in the beginning and 144.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 933.79ms. Allocated memory is still 188.7MB. Free memory was 144.6MB in the beginning and 100.6MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1;~b$w_buff1_used~0 := (if 0 == ~b$w_buff0_used~0 % 256 then 0 else 1);~b$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1;~b$w_buff1_used~0 := (if 0 == ~b$w_buff0_used~0 % 256 then 0 else 1);~b$w_buff0_used~0 := 1;). 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 22:56:11,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/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_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/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_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/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_bf5388f3-b276-452f-ab23-794b146d635b/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 f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:56:13,866 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:56:13,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 22:56:14,019 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:56:14,020 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:56:14,021 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:56:14,022 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:56:14,022 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:56:14,023 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:56:14,023 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:56:14,023 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:56:14,024 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:56:14,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:56:14,024 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:56:14,025 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:56:14,027 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:56:14,028 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:56:14,031 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:56:14,032 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:56:14,032 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:56:14,032 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:56:14,033 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:56:14,033 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:56:14,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:56:14,033 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:56:14,034 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:56:14,034 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:56:14,034 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:56:14,034 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:56:14,035 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:56:14,035 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:56:14,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:56:14,035 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:56:14,036 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:56:14,039 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:56:14,039 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:56:14,039 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:56:14,039 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:56:14,040 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_bf5388f3-b276-452f-ab23-794b146d635b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f271a38be9caac1825a663eb11850ec78cc50bf41fe675769961ef9ec85f6a9e [2024-11-08 22:56:14,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:56:14,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:56:14,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:56:14,573 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:56:14,574 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:56:14,575 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix032.oepc.i Unable to find full path for "g++" [2024-11-08 22:56:16,717 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:56:17,054 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:56:17,054 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/sv-benchmarks/c/pthread-wmm/mix032.oepc.i [2024-11-08 22:56:17,071 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/data/f6f67229b/5e8ded0bf5224716b92fab7453024e24/FLAG1e7c8894c [2024-11-08 22:56:17,089 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/data/f6f67229b/5e8ded0bf5224716b92fab7453024e24 [2024-11-08 22:56:17,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:56:17,093 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:56:17,095 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:56:17,095 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:56:17,101 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:56:17,102 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:56:17" (1/1) ... [2024-11-08 22:56:17,104 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63bdc5b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:17, skipping insertion in model container [2024-11-08 22:56:17,104 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:56:17" (1/1) ... [2024-11-08 22:56:17,165 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:56:17,836 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:56:17,853 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:56:17,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:56:18,019 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:56:18,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:18 WrapperNode [2024-11-08 22:56:18,020 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:56:18,021 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:56:18,024 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:56:18,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:56:18,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:18" (1/1) ... [2024-11-08 22:56:18,065 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:18" (1/1) ... [2024-11-08 22:56:18,112 INFO L138 Inliner]: procedures = 176, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 89 [2024-11-08 22:56:18,115 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:56:18,116 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:56:18,116 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:56:18,116 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:56:18,129 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:18" (1/1) ... [2024-11-08 22:56:18,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:18" (1/1) ... [2024-11-08 22:56:18,136 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:18" (1/1) ... [2024-11-08 22:56:18,140 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:18" (1/1) ... [2024-11-08 22:56:18,160 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:18" (1/1) ... [2024-11-08 22:56:18,164 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:18" (1/1) ... [2024-11-08 22:56:18,192 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:18" (1/1) ... [2024-11-08 22:56:18,194 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:18" (1/1) ... [2024-11-08 22:56:18,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:56:18,199 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:56:18,200 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:56:18,200 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:56:18,201 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:18" (1/1) ... [2024-11-08 22:56:18,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:56:18,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:56:18,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:56:18,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:56:18,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:56:18,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:56:18,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:56:18,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:56:18,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:56:18,281 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:56:18,282 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:56:18,282 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:56:18,282 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:56:18,282 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:56:18,282 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:56:18,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:56:18,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:56:18,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:56:18,284 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 22:56:18,465 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:56:18,468 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:56:18,966 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:56:18,966 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:56:19,248 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: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1bv32;~b$w_buff1_used~0 := (if 0bv8 == ~b$w_buff0_used~0 then 0bv8 else 1bv8);~b$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 22:56:19,255 INFO L158 Benchmark]: Toolchain (without parser) took 2160.78ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 45.6MB in the beginning and 57.6MB in the end (delta: -12.0MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2024-11-08 22:56:19,256 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 71.3MB. Free memory was 47.2MB in the beginning and 47.1MB in the end (delta: 111.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:56:19,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 925.77ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 45.4MB in the beginning and 50.9MB in the end (delta: -5.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:56:19,258 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.17ms. Allocated memory is still 88.1MB. Free memory was 50.9MB in the beginning and 48.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:56:19,259 INFO L158 Benchmark]: Boogie Preprocessor took 82.50ms. Allocated memory is still 88.1MB. Free memory was 48.2MB in the beginning and 64.8MB in the end (delta: -16.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:56:19,260 INFO L158 Benchmark]: RCFGBuilder took 1053.87ms. Allocated memory is still 88.1MB. Free memory was 64.8MB in the beginning and 57.6MB in the end (delta: 7.2MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2024-11-08 22:56:19,266 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 71.3MB. Free memory was 47.2MB in the beginning and 47.1MB in the end (delta: 111.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 925.77ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 45.4MB in the beginning and 50.9MB in the end (delta: -5.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.17ms. Allocated memory is still 88.1MB. Free memory was 50.9MB in the beginning and 48.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.50ms. Allocated memory is still 88.1MB. Free memory was 48.2MB in the beginning and 64.8MB in the end (delta: -16.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1053.87ms. Allocated memory is still 88.1MB. Free memory was 64.8MB in the beginning and 57.6MB in the end (delta: 7.2MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1bv32;~b$w_buff1_used~0 := (if 0bv8 == ~b$w_buff0_used~0 then 0bv8 else 1bv8);~b$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1bv32;~b$w_buff1_used~0 := (if 0bv8 == ~b$w_buff0_used~0 then 0bv8 else 1bv8);~b$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:56:19,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf5388f3-b276-452f-ab23-794b146d635b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~b$w_buff1~0 := ~b$w_buff0~0;~b$w_buff0~0 := 1bv32;~b$w_buff1_used~0 := (if 0bv8 == ~b$w_buff0_used~0 then 0bv8 else 1bv8);~b$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?