./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix039.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/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_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix039.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/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_3c98c948-ff72-4ac8-be0d-e06612e5ae90/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 42c5ff0d69642601057eb29fc7d78b67af5ab0b43644460199f4561abe049d3b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:45:52,915 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:45:53,013 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 23:45:53,020 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:45:53,022 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:45:53,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:45:53,058 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:45:53,059 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:45:53,060 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:45:53,062 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:45:53,063 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:45:53,063 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:45:53,064 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:45:53,066 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:45:53,067 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:45:53,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:45:53,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:45:53,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:45:53,068 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:45:53,068 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:45:53,069 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:45:53,072 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:45:53,073 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:45:53,073 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:45:53,074 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:45:53,074 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:45:53,074 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:45:53,075 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:45:53,075 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:45:53,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:45:53,076 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:45:53,079 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:45:53,079 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:45:53,079 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:45:53,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:45:53,080 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_3c98c948-ff72-4ac8-be0d-e06612e5ae90/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42c5ff0d69642601057eb29fc7d78b67af5ab0b43644460199f4561abe049d3b [2024-11-08 23:45:53,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:45:53,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:45:53,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:45:53,429 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:45:53,430 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:45:53,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix039.oepc.i Unable to find full path for "g++" [2024-11-08 23:45:55,503 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:45:55,787 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:45:55,787 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/sv-benchmarks/c/pthread-wmm/mix039.oepc.i [2024-11-08 23:45:55,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/data/449c32d98/7f1171e91d3245d09cf060a14f3c7e9d/FLAGb5ae4fc82 [2024-11-08 23:45:55,840 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/data/449c32d98/7f1171e91d3245d09cf060a14f3c7e9d [2024-11-08 23:45:55,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:45:55,847 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:45:55,850 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:45:55,850 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:45:55,857 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:45:55,858 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:45:55" (1/1) ... [2024-11-08 23:45:55,860 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ffffafe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:55, skipping insertion in model container [2024-11-08 23:45:55,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:45:55" (1/1) ... [2024-11-08 23:45:55,937 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:45:56,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:45:56,568 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:45:56,679 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:45:56,730 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:45:56,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:56 WrapperNode [2024-11-08 23:45:56,731 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:45:56,732 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:45:56,733 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:45:56,733 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:45:56,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:56" (1/1) ... [2024-11-08 23:45:56,769 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:56" (1/1) ... [2024-11-08 23:45:56,821 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2024-11-08 23:45:56,822 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:45:56,824 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:45:56,824 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:45:56,825 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:45:56,854 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:56" (1/1) ... [2024-11-08 23:45:56,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:56" (1/1) ... [2024-11-08 23:45:56,861 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:56" (1/1) ... [2024-11-08 23:45:56,864 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:56" (1/1) ... [2024-11-08 23:45:56,882 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:56" (1/1) ... [2024-11-08 23:45:56,884 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:56" (1/1) ... [2024-11-08 23:45:56,892 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:56" (1/1) ... [2024-11-08 23:45:56,895 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:56" (1/1) ... [2024-11-08 23:45:56,906 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:45:56,907 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:45:56,907 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:45:56,907 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:45:56,908 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:56" (1/1) ... [2024-11-08 23:45:56,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:45:56,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:45:56,969 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:45:56,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:45:57,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:45:57,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:45:57,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:45:57,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:45:57,012 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 23:45:57,012 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 23:45:57,012 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 23:45:57,012 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 23:45:57,013 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 23:45:57,013 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 23:45:57,013 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 23:45:57,013 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 23:45:57,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:45:57,015 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:45:57,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:45:57,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:45:57,018 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 23:45:57,193 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:45:57,195 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:45:57,691 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:45:57,691 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:45:57,930 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: ~b$r_buff1_thd0~0 := (if 0 == ~b$r_buff0_thd0~0 % 256 then 0 else 1);~b$r_buff1_thd1~0 := (if 0 == ~b$r_buff0_thd1~0 % 256 then 0 else 1);~b$r_buff1_thd2~0 := (if 0 == ~b$r_buff0_thd2~0 % 256 then 0 else 1);~b$r_buff1_thd3~0 := (if 0 == ~b$r_buff0_thd3~0 % 256 then 0 else 1);~b$r_buff1_thd4~0 := (if 0 == ~b$r_buff0_thd4~0 % 256 then 0 else 1);~b$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:45:57,941 INFO L158 Benchmark]: Toolchain (without parser) took 2093.14ms. Allocated memory was 119.5MB in the beginning and 153.1MB in the end (delta: 33.6MB). Free memory was 76.3MB in the beginning and 76.7MB in the end (delta: -396.9kB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-11-08 23:45:57,942 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 119.5MB. Free memory is still 92.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:45:57,942 INFO L158 Benchmark]: CACSL2BoogieTranslator took 882.09ms. Allocated memory is still 119.5MB. Free memory was 75.9MB in the beginning and 49.4MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 23:45:57,943 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.62ms. Allocated memory is still 119.5MB. Free memory was 49.4MB in the beginning and 46.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:45:57,944 INFO L158 Benchmark]: Boogie Preprocessor took 82.37ms. Allocated memory is still 119.5MB. Free memory was 46.9MB in the beginning and 87.7MB in the end (delta: -40.8MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2024-11-08 23:45:57,945 INFO L158 Benchmark]: RCFGBuilder took 1031.68ms. Allocated memory was 119.5MB in the beginning and 153.1MB in the end (delta: 33.6MB). Free memory was 87.6MB in the beginning and 76.7MB in the end (delta: 10.9MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2024-11-08 23:45:57,950 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 119.5MB. Free memory is still 92.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 882.09ms. Allocated memory is still 119.5MB. Free memory was 75.9MB in the beginning and 49.4MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.62ms. Allocated memory is still 119.5MB. Free memory was 49.4MB in the beginning and 46.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.37ms. Allocated memory is still 119.5MB. Free memory was 46.9MB in the beginning and 87.7MB in the end (delta: -40.8MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1031.68ms. Allocated memory was 119.5MB in the beginning and 153.1MB in the end (delta: 33.6MB). Free memory was 87.6MB in the beginning and 76.7MB in the end (delta: 10.9MB). Peak memory consumption was 48.3MB. 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: ~b$r_buff1_thd0~0 := (if 0 == ~b$r_buff0_thd0~0 % 256 then 0 else 1);~b$r_buff1_thd1~0 := (if 0 == ~b$r_buff0_thd1~0 % 256 then 0 else 1);~b$r_buff1_thd2~0 := (if 0 == ~b$r_buff0_thd2~0 % 256 then 0 else 1);~b$r_buff1_thd3~0 := (if 0 == ~b$r_buff0_thd3~0 % 256 then 0 else 1);~b$r_buff1_thd4~0 := (if 0 == ~b$r_buff0_thd4~0 % 256 then 0 else 1);~b$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~b$r_buff1_thd0~0 := (if 0 == ~b$r_buff0_thd0~0 % 256 then 0 else 1);~b$r_buff1_thd1~0 := (if 0 == ~b$r_buff0_thd1~0 % 256 then 0 else 1);~b$r_buff1_thd2~0 := (if 0 == ~b$r_buff0_thd2~0 % 256 then 0 else 1);~b$r_buff1_thd3~0 := (if 0 == ~b$r_buff0_thd3~0 % 256 then 0 else 1);~b$r_buff1_thd4~0 := (if 0 == ~b$r_buff0_thd4~0 % 256 then 0 else 1);~b$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 23:45:57,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/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_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix039.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/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_3c98c948-ff72-4ac8-be0d-e06612e5ae90/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 42c5ff0d69642601057eb29fc7d78b67af5ab0b43644460199f4561abe049d3b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:46:00,476 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:46:00,548 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 23:46:00,578 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:46:00,579 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:46:00,580 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:46:00,580 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:46:00,581 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:46:00,582 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:46:00,582 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:46:00,582 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:46:00,583 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:46:00,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:46:00,584 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:46:00,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:46:00,585 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:46:00,585 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:46:00,586 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:46:00,586 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:46:00,586 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:46:00,587 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:46:00,591 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:46:00,592 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:46:00,592 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:46:00,592 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:46:00,593 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:46:00,593 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:46:00,593 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:46:00,594 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:00,594 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:46:00,594 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:46:00,594 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:46:00,595 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:46:00,595 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:46:00,595 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:46:00,596 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:46:00,596 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:00,596 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:46:00,596 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_3c98c948-ff72-4ac8-be0d-e06612e5ae90/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42c5ff0d69642601057eb29fc7d78b67af5ab0b43644460199f4561abe049d3b [2024-11-08 23:46:00,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:46:01,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:46:01,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:46:01,021 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:46:01,022 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:46:01,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix039.oepc.i Unable to find full path for "g++" [2024-11-08 23:46:03,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:46:03,688 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:46:03,689 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/sv-benchmarks/c/pthread-wmm/mix039.oepc.i [2024-11-08 23:46:03,715 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/data/eff86adfa/5766c6f40dbf444083336899a69d7bf6/FLAGc8fec3513 [2024-11-08 23:46:03,741 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/data/eff86adfa/5766c6f40dbf444083336899a69d7bf6 [2024-11-08 23:46:03,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:46:03,749 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:46:03,750 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:46:03,751 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:46:03,761 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:46:03,762 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:46:03" (1/1) ... [2024-11-08 23:46:03,765 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43cb1050 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:03, skipping insertion in model container [2024-11-08 23:46:03,765 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:46:03" (1/1) ... [2024-11-08 23:46:03,843 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:46:04,505 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:46:04,530 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:46:04,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:46:04,706 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:46:04,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:04 WrapperNode [2024-11-08 23:46:04,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:46:04,711 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:46:04,711 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:46:04,711 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:46:04,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:04" (1/1) ... [2024-11-08 23:46:04,778 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:04" (1/1) ... [2024-11-08 23:46:04,810 INFO L138 Inliner]: procedures = 177, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2024-11-08 23:46:04,811 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:46:04,816 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:46:04,816 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:46:04,816 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:46:04,831 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:04" (1/1) ... [2024-11-08 23:46:04,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:04" (1/1) ... [2024-11-08 23:46:04,836 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:04" (1/1) ... [2024-11-08 23:46:04,836 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:04" (1/1) ... [2024-11-08 23:46:04,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:04" (1/1) ... [2024-11-08 23:46:04,870 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:04" (1/1) ... [2024-11-08 23:46:04,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:04" (1/1) ... [2024-11-08 23:46:04,877 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:04" (1/1) ... [2024-11-08 23:46:04,887 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:46:04,888 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:46:04,892 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:46:04,892 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:46:04,893 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:04" (1/1) ... [2024-11-08 23:46:04,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:46:04,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:46:04,943 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:46:04,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:46:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:46:04,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:46:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:46:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:46:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:46:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 23:46:04,990 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 23:46:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 23:46:04,991 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 23:46:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 23:46:04,991 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 23:46:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 23:46:04,992 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 23:46:04,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:46:04,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:46:04,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:46:04,994 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 23:46:05,222 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:46:05,225 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:46:05,836 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:46:05,836 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:46:06,094 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: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:46:06,100 INFO L158 Benchmark]: Toolchain (without parser) took 2351.07ms. Allocated memory is still 111.1MB. Free memory was 86.7MB in the beginning and 63.4MB in the end (delta: 23.3MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. [2024-11-08 23:46:06,101 INFO L158 Benchmark]: CDTParser took 2.91ms. Allocated memory is still 69.2MB. Free memory is still 46.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:46:06,102 INFO L158 Benchmark]: CACSL2BoogieTranslator took 959.77ms. Allocated memory is still 111.1MB. Free memory was 86.4MB in the beginning and 83.4MB in the end (delta: 3.0MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2024-11-08 23:46:06,102 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.98ms. Allocated memory is still 111.1MB. Free memory was 83.4MB in the beginning and 81.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:46:06,104 INFO L158 Benchmark]: Boogie Preprocessor took 71.34ms. Allocated memory is still 111.1MB. Free memory was 81.0MB in the beginning and 78.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:46:06,104 INFO L158 Benchmark]: RCFGBuilder took 1210.69ms. Allocated memory is still 111.1MB. Free memory was 78.2MB in the beginning and 63.4MB in the end (delta: 14.8MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2024-11-08 23:46:06,108 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.91ms. Allocated memory is still 69.2MB. Free memory is still 46.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 959.77ms. Allocated memory is still 111.1MB. Free memory was 86.4MB in the beginning and 83.4MB in the end (delta: 3.0MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.98ms. Allocated memory is still 111.1MB. Free memory was 83.4MB in the beginning and 81.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.34ms. Allocated memory is still 111.1MB. Free memory was 81.0MB in the beginning and 78.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1210.69ms. Allocated memory is still 111.1MB. Free memory was 78.2MB in the beginning and 63.4MB in the end (delta: 14.8MB). Peak memory consumption was 37.2MB. 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: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$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 23:46:06,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c98c948-ff72-4ac8-be0d-e06612e5ae90/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: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?