./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix022_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix022_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi --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 c9c6cc212d45f96c9e6587b0ee0d7644c3fabb2c198a03ef385d6df2e7b46689 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:03:05,227 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:03:05,357 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:03:05,367 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:03:05,368 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:03:05,415 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:03:05,417 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:03:05,417 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:03:05,418 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:03:05,426 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:03:05,427 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:03:05,428 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:03:05,428 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:03:05,430 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:03:05,431 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:03:05,431 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:03:05,432 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:03:05,432 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:03:05,432 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:03:05,433 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:03:05,433 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:03:05,434 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:03:05,434 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:03:05,435 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:03:05,436 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:03:05,436 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:03:05,437 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:03:05,437 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:03:05,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:05,438 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:03:05,440 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:03:05,440 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:03:05,440 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:03:05,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:03:05,441 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:03:05,441 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_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9c6cc212d45f96c9e6587b0ee0d7644c3fabb2c198a03ef385d6df2e7b46689 [2023-11-24 23:03:05,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:03:05,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:03:05,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:03:05,716 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:03:05,716 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:03:05,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix022_tso.i [2023-11-24 23:03:08,779 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:09,056 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:09,056 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/sv-benchmarks/c/pthread-wmm/mix022_tso.i [2023-11-24 23:03:09,078 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/data/03b3f0672/34a1c6a3abbc4f5b95c5075edbcb02a2/FLAG45af32090 [2023-11-24 23:03:09,112 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/data/03b3f0672/34a1c6a3abbc4f5b95c5075edbcb02a2 [2023-11-24 23:03:09,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:09,116 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:09,118 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:09,118 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:09,123 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:09,124 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:09" (1/1) ... [2023-11-24 23:03:09,126 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f4051c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:09, skipping insertion in model container [2023-11-24 23:03:09,126 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:09" (1/1) ... [2023-11-24 23:03:09,189 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:09,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:09,735 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:09,800 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:09,835 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:09,835 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:09,843 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:09,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:09 WrapperNode [2023-11-24 23:03:09,844 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:09,845 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:09,845 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:09,846 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:09,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:09" (1/1) ... [2023-11-24 23:03:09,874 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:09" (1/1) ... [2023-11-24 23:03:09,906 INFO L138 Inliner]: procedures = 175, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2023-11-24 23:03:09,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:09,907 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:09,909 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:09,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:09,920 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:09" (1/1) ... [2023-11-24 23:03:09,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:09" (1/1) ... [2023-11-24 23:03:09,924 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:09" (1/1) ... [2023-11-24 23:03:09,925 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:09" (1/1) ... [2023-11-24 23:03:09,938 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:09" (1/1) ... [2023-11-24 23:03:09,940 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:09" (1/1) ... [2023-11-24 23:03:09,944 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:09" (1/1) ... [2023-11-24 23:03:09,946 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:09" (1/1) ... [2023-11-24 23:03:09,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:09,952 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:09,952 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:09,952 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:09,953 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:09" (1/1) ... [2023-11-24 23:03:09,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:09,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:10,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:10,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:10,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:03:10,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:03:10,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:03:10,115 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:03:10,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:10,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:03:10,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:03:10,117 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 23:03:10,117 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 23:03:10,117 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 23:03:10,117 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 23:03:10,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:03:10,118 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:03:10,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:10,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:10,120 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:03:10,328 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:10,330 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:10,726 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:10,930 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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:03:10,934 INFO L158 Benchmark]: Toolchain (without parser) took 1817.32ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 95.8MB in the beginning and 125.3MB in the end (delta: -29.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-24 23:03:10,935 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory was 90.4MB in the beginning and 90.2MB in the end (delta: 142.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:10,936 INFO L158 Benchmark]: CACSL2BoogieTranslator took 726.46ms. Allocated memory is still 142.6MB. Free memory was 95.5MB in the beginning and 71.5MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:10,937 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.73ms. Allocated memory is still 142.6MB. Free memory was 71.5MB in the beginning and 68.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:03:10,937 INFO L158 Benchmark]: Boogie Preprocessor took 43.45ms. Allocated memory is still 142.6MB. Free memory was 68.9MB in the beginning and 66.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:10,938 INFO L158 Benchmark]: RCFGBuilder took 981.05ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 66.8MB in the beginning and 125.3MB in the end (delta: -58.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:03:10,942 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory was 90.4MB in the beginning and 90.2MB in the end (delta: 142.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 726.46ms. Allocated memory is still 142.6MB. Free memory was 95.5MB in the beginning and 71.5MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.73ms. Allocated memory is still 142.6MB. Free memory was 71.5MB in the beginning and 68.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.45ms. Allocated memory is still 142.6MB. Free memory was 68.9MB in the beginning and 66.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 981.05ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 66.8MB in the beginning and 125.3MB in the end (delta: -58.5MB). Peak memory consumption was 6.3MB. 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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:03:10,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix022_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi --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 c9c6cc212d45f96c9e6587b0ee0d7644c3fabb2c198a03ef385d6df2e7b46689 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:03:13,544 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:03:13,671 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 23:03:13,746 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:03:13,748 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:03:13,748 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:03:13,749 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:03:13,750 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:03:13,751 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:03:13,756 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:03:13,757 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:03:13,757 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:03:13,758 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:03:13,760 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:03:13,760 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:03:13,760 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:03:13,761 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:03:13,761 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:03:13,762 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:03:13,763 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:03:13,763 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:03:13,764 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:03:13,764 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:03:13,764 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:03:13,765 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:03:13,765 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:03:13,766 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:03:13,766 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:03:13,766 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:03:13,767 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:03:13,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:13,769 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:03:13,769 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:03:13,769 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:03:13,769 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:03:13,770 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:03:13,770 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:03:13,770 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:03:13,770 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:03:13,771 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9c6cc212d45f96c9e6587b0ee0d7644c3fabb2c198a03ef385d6df2e7b46689 [2023-11-24 23:03:14,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:03:14,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:03:14,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:03:14,249 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:03:14,249 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:03:14,250 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix022_tso.i [2023-11-24 23:03:17,474 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:17,892 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:17,892 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/sv-benchmarks/c/pthread-wmm/mix022_tso.i [2023-11-24 23:03:17,910 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/data/cbb99ae4c/41b2c70b19964f23a6fe502fae3b4ab1/FLAG921dddaf6 [2023-11-24 23:03:17,926 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/data/cbb99ae4c/41b2c70b19964f23a6fe502fae3b4ab1 [2023-11-24 23:03:17,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:17,930 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:17,931 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:17,932 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:17,937 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:17,937 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:17" (1/1) ... [2023-11-24 23:03:17,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f7be232 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:17, skipping insertion in model container [2023-11-24 23:03:17,939 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:17" (1/1) ... [2023-11-24 23:03:17,994 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:18,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:18,478 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:18,587 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:18,671 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:18,672 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:18,679 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:18,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:18 WrapperNode [2023-11-24 23:03:18,680 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:18,682 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:18,682 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:18,682 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:18,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:18" (1/1) ... [2023-11-24 23:03:18,725 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:18" (1/1) ... [2023-11-24 23:03:18,783 INFO L138 Inliner]: procedures = 178, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2023-11-24 23:03:18,783 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:18,784 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:18,784 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:18,784 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:18,802 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:18" (1/1) ... [2023-11-24 23:03:18,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:18" (1/1) ... [2023-11-24 23:03:18,816 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:18" (1/1) ... [2023-11-24 23:03:18,816 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:18" (1/1) ... [2023-11-24 23:03:18,844 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:18" (1/1) ... [2023-11-24 23:03:18,846 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:18" (1/1) ... [2023-11-24 23:03:18,849 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:18" (1/1) ... [2023-11-24 23:03:18,851 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:18" (1/1) ... [2023-11-24 23:03:18,856 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:18,857 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:18,857 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:18,857 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:18,858 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:18" (1/1) ... [2023-11-24 23:03:18,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:18,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:18,892 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:18,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:18,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:03:18,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:03:18,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:03:18,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:18,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:03:18,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:03:18,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:03:18,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:03:18,946 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 23:03:18,946 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 23:03:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 23:03:18,947 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 23:03:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:03:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:18,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:18,949 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:03:19,174 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:19,177 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:19,658 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:19,883 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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:03:19,889 INFO L158 Benchmark]: Toolchain (without parser) took 1957.82ms. Allocated memory is still 88.1MB. Free memory was 63.1MB in the beginning and 57.9MB in the end (delta: 5.2MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2023-11-24 23:03:19,889 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 37.4MB in the beginning and 37.4MB in the end (delta: 51.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:19,890 INFO L158 Benchmark]: CACSL2BoogieTranslator took 749.13ms. Allocated memory is still 88.1MB. Free memory was 62.9MB in the beginning and 58.3MB in the end (delta: 4.5MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-11-24 23:03:19,891 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.95ms. Allocated memory is still 88.1MB. Free memory was 58.3MB in the beginning and 55.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:19,892 INFO L158 Benchmark]: Boogie Preprocessor took 72.15ms. Allocated memory is still 88.1MB. Free memory was 55.9MB in the beginning and 53.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:19,893 INFO L158 Benchmark]: RCFGBuilder took 1029.97ms. Allocated memory is still 88.1MB. Free memory was 53.4MB in the beginning and 57.9MB in the end (delta: -4.5MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2023-11-24 23:03:19,901 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 37.4MB in the beginning and 37.4MB in the end (delta: 51.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 749.13ms. Allocated memory is still 88.1MB. Free memory was 62.9MB in the beginning and 58.3MB in the end (delta: 4.5MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.95ms. Allocated memory is still 88.1MB. Free memory was 58.3MB in the beginning and 55.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.15ms. Allocated memory is still 88.1MB. Free memory was 55.9MB in the beginning and 53.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1029.97ms. Allocated memory is still 88.1MB. Free memory was 53.4MB in the beginning and 57.9MB in the end (delta: -4.5MB). Peak memory consumption was 21.2MB. 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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:03:19,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd929a84-6bcd-46d8-91c5-42432c511ca0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?