./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix001.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_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/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_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/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_e984d35b-3b9d-4f2e-85b3-ba428cead034/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 54b7204af3591799bdde98d626e5c17b99e9c1ebc668ecbb3e0b1bb3bb8aa3c2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:07:47,264 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:07:47,362 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:07:47,368 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:07:47,368 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:07:47,414 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:07:47,415 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:07:47,416 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:07:47,417 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:07:47,417 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:07:47,417 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:07:47,419 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:07:47,419 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:07:47,420 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:07:47,421 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:07:47,421 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:07:47,421 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:07:47,422 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:07:47,422 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:07:47,422 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:07:47,422 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:07:47,427 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:07:47,427 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:07:47,427 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:07:47,428 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:07:47,428 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:07:47,428 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:07:47,429 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:07:47,429 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:07:47,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:07:47,429 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:07:47,430 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:07:47,430 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:07:47,430 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:07:47,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:07:47,432 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_e984d35b-3b9d-4f2e-85b3-ba428cead034/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b7204af3591799bdde98d626e5c17b99e9c1ebc668ecbb3e0b1bb3bb8aa3c2 [2024-11-08 22:07:47,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:07:47,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:07:47,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:07:47,812 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:07:47,812 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:07:47,814 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix001.oepc.i Unable to find full path for "g++" [2024-11-08 22:07:49,703 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:07:49,960 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:07:49,961 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/sv-benchmarks/c/pthread-wmm/mix001.oepc.i [2024-11-08 22:07:49,988 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/data/46dd9deed/5a55c547c82b4805a21f2120d24c5ed8/FLAGe1f880056 [2024-11-08 22:07:50,006 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/data/46dd9deed/5a55c547c82b4805a21f2120d24c5ed8 [2024-11-08 22:07:50,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:07:50,010 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:07:50,012 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:07:50,013 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:07:50,021 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:07:50,022 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:07:50" (1/1) ... [2024-11-08 22:07:50,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2696a8a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:50, skipping insertion in model container [2024-11-08 22:07:50,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:07:50" (1/1) ... [2024-11-08 22:07:50,110 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:07:50,567 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:07:50,590 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:07:50,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:07:50,730 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:07:50,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:50 WrapperNode [2024-11-08 22:07:50,730 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:07:50,731 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:07:50,732 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:07:50,732 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:07:50,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:50" (1/1) ... [2024-11-08 22:07:50,755 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:50" (1/1) ... [2024-11-08 22:07:50,781 INFO L138 Inliner]: procedures = 175, calls = 49, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2024-11-08 22:07:50,782 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:07:50,783 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:07:50,783 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:07:50,783 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:07:50,794 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:50" (1/1) ... [2024-11-08 22:07:50,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:50" (1/1) ... [2024-11-08 22:07:50,807 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:50" (1/1) ... [2024-11-08 22:07:50,808 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:50" (1/1) ... [2024-11-08 22:07:50,831 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:50" (1/1) ... [2024-11-08 22:07:50,833 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:50" (1/1) ... [2024-11-08 22:07:50,839 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:50" (1/1) ... [2024-11-08 22:07:50,841 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:50" (1/1) ... [2024-11-08 22:07:50,852 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:07:50,853 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:07:50,853 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:07:50,853 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:07:50,854 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:50" (1/1) ... [2024-11-08 22:07:50,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:07:50,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:07:50,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:07:50,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:07:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:07:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:07:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:07:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:07:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:07:50,945 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:07:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:07:50,945 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:07:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:07:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:07:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:07:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:07:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:07:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:07:50,949 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 22:07:51,149 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:07:51,151 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:07:51,565 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:07:51,565 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:07:51,753 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff0_thd1~0 := 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:07:51,757 INFO L158 Benchmark]: Toolchain (without parser) took 1746.28ms. Allocated memory was 134.2MB in the beginning and 165.7MB in the end (delta: 31.5MB). Free memory was 69.1MB in the beginning and 85.7MB in the end (delta: -16.6MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2024-11-08 22:07:51,758 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 134.2MB. Free memory is still 106.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:07:51,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 718.40ms. Allocated memory was 134.2MB in the beginning and 165.7MB in the end (delta: 31.5MB). Free memory was 68.8MB in the beginning and 110.7MB in the end (delta: -41.9MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-11-08 22:07:51,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.87ms. Allocated memory is still 165.7MB. Free memory was 110.2MB in the beginning and 108.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:07:51,761 INFO L158 Benchmark]: Boogie Preprocessor took 69.10ms. Allocated memory is still 165.7MB. Free memory was 108.1MB in the beginning and 106.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:07:51,761 INFO L158 Benchmark]: RCFGBuilder took 902.92ms. Allocated memory is still 165.7MB. Free memory was 106.0MB in the beginning and 85.7MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 22:07:51,764 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 134.2MB. Free memory is still 106.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 718.40ms. Allocated memory was 134.2MB in the beginning and 165.7MB in the end (delta: 31.5MB). Free memory was 68.8MB in the beginning and 110.7MB in the end (delta: -41.9MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.87ms. Allocated memory is still 165.7MB. Free memory was 110.2MB in the beginning and 108.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.10ms. Allocated memory is still 165.7MB. Free memory was 108.1MB in the beginning and 106.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 902.92ms. Allocated memory is still 165.7MB. Free memory was 106.0MB in the beginning and 85.7MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff0_thd1~0 := 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:07:51,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/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_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/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_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/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_e984d35b-3b9d-4f2e-85b3-ba428cead034/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 54b7204af3591799bdde98d626e5c17b99e9c1ebc668ecbb3e0b1bb3bb8aa3c2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:07:54,207 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:07:54,268 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 22:07:54,316 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:07:54,317 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:07:54,317 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:07:54,318 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:07:54,318 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:07:54,322 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:07:54,322 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:07:54,322 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:07:54,323 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:07:54,323 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:07:54,324 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:07:54,324 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:07:54,324 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:07:54,327 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:07:54,327 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:07:54,328 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:07:54,328 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:07:54,328 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:07:54,333 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:07:54,333 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:07:54,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:07:54,334 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:07:54,334 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:07:54,335 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:07:54,335 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:07:54,335 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:54,335 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:07:54,336 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:07:54,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:07:54,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:07:54,337 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:07:54,337 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:07:54,338 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:07:54,338 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:54,338 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:07:54,338 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_e984d35b-3b9d-4f2e-85b3-ba428cead034/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b7204af3591799bdde98d626e5c17b99e9c1ebc668ecbb3e0b1bb3bb8aa3c2 [2024-11-08 22:07:54,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:07:54,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:07:54,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:07:54,781 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:07:54,782 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:07:54,784 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix001.oepc.i Unable to find full path for "g++" [2024-11-08 22:07:57,024 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:07:57,400 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:07:57,401 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/sv-benchmarks/c/pthread-wmm/mix001.oepc.i [2024-11-08 22:07:57,426 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/data/722c970ea/179dcb41f8f74f1c812284cff9246f7e/FLAG4c93cccbd [2024-11-08 22:07:57,446 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/data/722c970ea/179dcb41f8f74f1c812284cff9246f7e [2024-11-08 22:07:57,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:07:57,452 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:07:57,455 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:07:57,455 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:07:57,461 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:07:57,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:07:57" (1/1) ... [2024-11-08 22:07:57,465 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b856804 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:57, skipping insertion in model container [2024-11-08 22:07:57,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:07:57" (1/1) ... [2024-11-08 22:07:57,530 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:07:58,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:07:58,121 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:07:58,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:07:58,299 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:07:58,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:58 WrapperNode [2024-11-08 22:07:58,299 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:07:58,301 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:07:58,301 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:07:58,301 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:07:58,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:58" (1/1) ... [2024-11-08 22:07:58,328 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:58" (1/1) ... [2024-11-08 22:07:58,350 INFO L138 Inliner]: procedures = 176, calls = 49, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 88 [2024-11-08 22:07:58,351 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:07:58,352 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:07:58,352 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:07:58,352 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:07:58,369 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:58" (1/1) ... [2024-11-08 22:07:58,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:58" (1/1) ... [2024-11-08 22:07:58,375 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:58" (1/1) ... [2024-11-08 22:07:58,375 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:58" (1/1) ... [2024-11-08 22:07:58,391 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:58" (1/1) ... [2024-11-08 22:07:58,393 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:58" (1/1) ... [2024-11-08 22:07:58,397 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:58" (1/1) ... [2024-11-08 22:07:58,403 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:58" (1/1) ... [2024-11-08 22:07:58,413 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:07:58,414 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:07:58,414 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:07:58,414 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:07:58,419 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:58" (1/1) ... [2024-11-08 22:07:58,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:07:58,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:07:58,449 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:07:58,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:07:58,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:07:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:07:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:07:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:07:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:07:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:07:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:07:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:07:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:07:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:07:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:07:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:07:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:07:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:07:58,481 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 22:07:58,633 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:07:58,636 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:07:59,184 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:07:59,184 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:07:59,447 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff0_thd1~0 := 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:07:59,452 INFO L158 Benchmark]: Toolchain (without parser) took 1998.69ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 52.8MB in the beginning and 50.8MB in the end (delta: 2.0MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2024-11-08 22:07:59,455 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 79.7MB. Free memory was 55.1MB in the beginning and 55.0MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:07:59,456 INFO L158 Benchmark]: CACSL2BoogieTranslator took 844.88ms. Allocated memory is still 79.7MB. Free memory was 52.6MB in the beginning and 46.9MB in the end (delta: 5.6MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2024-11-08 22:07:59,456 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.55ms. Allocated memory is still 79.7MB. Free memory was 46.9MB in the beginning and 44.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:07:59,458 INFO L158 Benchmark]: Boogie Preprocessor took 61.73ms. Allocated memory is still 79.7MB. Free memory was 44.5MB in the beginning and 41.8MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:07:59,459 INFO L158 Benchmark]: RCFGBuilder took 1036.06ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 41.8MB in the beginning and 50.8MB in the end (delta: -9.0MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2024-11-08 22:07:59,462 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 79.7MB. Free memory was 55.1MB in the beginning and 55.0MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 844.88ms. Allocated memory is still 79.7MB. Free memory was 52.6MB in the beginning and 46.9MB in the end (delta: 5.6MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.55ms. Allocated memory is still 79.7MB. Free memory was 46.9MB in the beginning and 44.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.73ms. Allocated memory is still 79.7MB. Free memory was 44.5MB in the beginning and 41.8MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1036.06ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 41.8MB in the beginning and 50.8MB in the end (delta: -9.0MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff0_thd1~0 := 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:07:59,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e984d35b-3b9d-4f2e-85b3-ba428cead034/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 end of atomic block: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?