./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix037_tso.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_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/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_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix037_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/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_9e924e3e-9d09-44c8-9539-d6151ccb32e0/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 526eb61a43a151355b0c30c3cdf9498dba5b0f807210313241440694b1deb106 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:54:58,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:54:58,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:54:58,370 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:54:58,371 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:54:58,420 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:54:58,421 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:54:58,422 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:54:58,422 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:54:58,423 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:54:58,423 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:54:58,424 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:54:58,424 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:54:58,424 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:54:58,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:54:58,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:54:58,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:54:58,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:54:58,426 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:54:58,427 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:54:58,427 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:54:58,428 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:54:58,428 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:54:58,429 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:54:58,446 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:54:58,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:54:58,446 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:54:58,447 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:54:58,447 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:54:58,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:54:58,447 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:54:58,448 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:54:58,448 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:54:58,448 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:54:58,449 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:54:58,449 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_9e924e3e-9d09-44c8-9539-d6151ccb32e0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 526eb61a43a151355b0c30c3cdf9498dba5b0f807210313241440694b1deb106 [2024-11-08 22:54:58,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:54:58,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:54:58,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:54:58,763 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:54:58,764 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:54:58,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix037_tso.oepc.i Unable to find full path for "g++" [2024-11-08 22:55:00,753 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:55:01,026 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:55:01,026 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/sv-benchmarks/c/pthread-wmm/mix037_tso.oepc.i [2024-11-08 22:55:01,041 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/data/685b83ea0/fb3b9a38121545148de25ef7ccfbcb41/FLAG00e0c1245 [2024-11-08 22:55:01,056 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/data/685b83ea0/fb3b9a38121545148de25ef7ccfbcb41 [2024-11-08 22:55:01,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:55:01,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:55:01,062 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:55:01,062 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:55:01,068 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:55:01,069 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:55:01" (1/1) ... [2024-11-08 22:55:01,070 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d13e833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:01, skipping insertion in model container [2024-11-08 22:55:01,070 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:55:01" (1/1) ... [2024-11-08 22:55:01,172 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:55:01,581 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:55:01,600 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:55:01,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:55:01,724 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:55:01,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:01 WrapperNode [2024-11-08 22:55:01,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:55:01,726 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:55:01,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:55:01,727 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:55:01,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:01" (1/1) ... [2024-11-08 22:55:01,756 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:01" (1/1) ... [2024-11-08 22:55:01,800 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2024-11-08 22:55:01,803 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:55:01,804 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:55:01,804 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:55:01,805 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:55:01,815 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:01" (1/1) ... [2024-11-08 22:55:01,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:01" (1/1) ... [2024-11-08 22:55:01,821 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:01" (1/1) ... [2024-11-08 22:55:01,821 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:01" (1/1) ... [2024-11-08 22:55:01,835 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:01" (1/1) ... [2024-11-08 22:55:01,843 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:01" (1/1) ... [2024-11-08 22:55:01,845 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:01" (1/1) ... [2024-11-08 22:55:01,847 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:01" (1/1) ... [2024-11-08 22:55:01,850 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:55:01,851 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:55:01,852 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:55:01,852 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:55:01,853 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:01" (1/1) ... [2024-11-08 22:55:01,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:55:01,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:55:01,887 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:55:01,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:55:01,922 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:55:01,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:55:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:55:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:55:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:55:01,923 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:55:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:55:01,924 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:55:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:55:01,924 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:55:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 22:55:01,925 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 22:55:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:55:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:55:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:55:01,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:55:01,927 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 22:55:02,103 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:55:02,110 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:55:02,607 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:55:02,607 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:55:02,847 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 22:55:02,854 INFO L158 Benchmark]: Toolchain (without parser) took 1792.31ms. Allocated memory was 127.9MB in the beginning and 180.4MB in the end (delta: 52.4MB). Free memory was 64.2MB in the beginning and 103.9MB in the end (delta: -39.7MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2024-11-08 22:55:02,854 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 127.9MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:55:02,858 INFO L158 Benchmark]: CACSL2BoogieTranslator took 663.47ms. Allocated memory was 127.9MB in the beginning and 180.4MB in the end (delta: 52.4MB). Free memory was 63.8MB in the beginning and 126.9MB in the end (delta: -63.0MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2024-11-08 22:55:02,858 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.08ms. Allocated memory is still 180.4MB. Free memory was 126.9MB in the beginning and 124.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:55:02,859 INFO L158 Benchmark]: Boogie Preprocessor took 46.49ms. Allocated memory is still 180.4MB. Free memory was 124.5MB in the beginning and 122.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:55:02,860 INFO L158 Benchmark]: RCFGBuilder took 1000.66ms. Allocated memory is still 180.4MB. Free memory was 122.4MB in the beginning and 103.9MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 22:55:02,863 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 127.9MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 663.47ms. Allocated memory was 127.9MB in the beginning and 180.4MB in the end (delta: 52.4MB). Free memory was 63.8MB in the beginning and 126.9MB in the end (delta: -63.0MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.08ms. Allocated memory is still 180.4MB. Free memory was 126.9MB in the beginning and 124.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.49ms. Allocated memory is still 180.4MB. Free memory was 124.5MB in the beginning and 122.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1000.66ms. Allocated memory is still 180.4MB. Free memory was 122.4MB in the beginning and 103.9MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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 22:55:02,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/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_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/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_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix037_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/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_9e924e3e-9d09-44c8-9539-d6151ccb32e0/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 526eb61a43a151355b0c30c3cdf9498dba5b0f807210313241440694b1deb106 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:55:05,432 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:55:05,521 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 22:55:05,558 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:55:05,559 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:55:05,560 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:55:05,560 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:55:05,561 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:55:05,561 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:55:05,562 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:55:05,562 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:55:05,563 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:55:05,563 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:55:05,566 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:55:05,566 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:55:05,567 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:55:05,567 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:55:05,567 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:55:05,567 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:55:05,568 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:55:05,568 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:55:05,569 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:55:05,570 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:55:05,570 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:55:05,570 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:55:05,571 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:55:05,571 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:55:05,571 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:55:05,571 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:55:05,572 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:55:05,572 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:55:05,573 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:55:05,573 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:55:05,573 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:55:05,574 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:55:05,574 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:55:05,574 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:55:05,574 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:55:05,575 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_9e924e3e-9d09-44c8-9539-d6151ccb32e0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 526eb61a43a151355b0c30c3cdf9498dba5b0f807210313241440694b1deb106 [2024-11-08 22:55:05,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:55:05,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:55:06,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:55:06,003 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:55:06,004 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:55:06,005 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix037_tso.oepc.i Unable to find full path for "g++" [2024-11-08 22:55:08,143 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:55:08,460 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:55:08,460 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/sv-benchmarks/c/pthread-wmm/mix037_tso.oepc.i [2024-11-08 22:55:08,481 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/data/ba0a2edbf/51df921ca1d44c06830a53b4e6478f78/FLAGa3ddc2983 [2024-11-08 22:55:08,497 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/data/ba0a2edbf/51df921ca1d44c06830a53b4e6478f78 [2024-11-08 22:55:08,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:55:08,500 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:55:08,501 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:55:08,502 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:55:08,507 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:55:08,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:55:08" (1/1) ... [2024-11-08 22:55:08,508 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd9f4e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:08, skipping insertion in model container [2024-11-08 22:55:08,508 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:55:08" (1/1) ... [2024-11-08 22:55:08,559 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:55:09,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:55:09,159 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:55:09,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:55:09,303 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:55:09,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09 WrapperNode [2024-11-08 22:55:09,303 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:55:09,307 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:55:09,307 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:55:09,307 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:55:09,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,335 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,361 INFO L138 Inliner]: procedures = 177, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 116 [2024-11-08 22:55:09,361 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:55:09,362 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:55:09,362 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:55:09,362 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:55:09,371 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,376 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,377 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,389 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,392 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,396 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,401 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,409 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:55:09,410 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:55:09,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:55:09,413 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:55:09,414 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:09" (1/1) ... [2024-11-08 22:55:09,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:55:09,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:55:09,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:55:09,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:55:09,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:55:09,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:55:09,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:55:09,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:55:09,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:55:09,511 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:55:09,511 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:55:09,512 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:55:09,512 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:55:09,512 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:55:09,512 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:55:09,512 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 22:55:09,513 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 22:55:09,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:55:09,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:55:09,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:55:09,516 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 22:55:09,743 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:55:09,746 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:55:10,269 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:55:10,269 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:55:10,483 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 22:55:10,489 INFO L158 Benchmark]: Toolchain (without parser) took 1988.11ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 47.6MB in the beginning and 61.7MB in the end (delta: -14.1MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2024-11-08 22:55:10,490 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 50.3MB. Free memory is still 26.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:55:10,490 INFO L158 Benchmark]: CACSL2BoogieTranslator took 805.17ms. Allocated memory is still 73.4MB. Free memory was 47.4MB in the beginning and 37.5MB in the end (delta: 9.9MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-11-08 22:55:10,491 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.29ms. Allocated memory is still 73.4MB. Free memory was 37.5MB in the beginning and 34.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:55:10,492 INFO L158 Benchmark]: Boogie Preprocessor took 47.39ms. Allocated memory is still 73.4MB. Free memory was 34.7MB in the beginning and 32.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:55:10,493 INFO L158 Benchmark]: RCFGBuilder took 1077.24ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 32.3MB in the beginning and 61.7MB in the end (delta: -29.4MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2024-11-08 22:55:10,496 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 50.3MB. Free memory is still 26.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 805.17ms. Allocated memory is still 73.4MB. Free memory was 47.4MB in the beginning and 37.5MB in the end (delta: 9.9MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.29ms. Allocated memory is still 73.4MB. Free memory was 37.5MB in the beginning and 34.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.39ms. Allocated memory is still 73.4MB. Free memory was 34.7MB in the beginning and 32.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1077.24ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 32.3MB in the beginning and 61.7MB in the end (delta: -29.4MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:55:10,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e924e3e-9d09-44c8-9539-d6151ccb32e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?